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Jnc Petrochemical Corporation patents


Recent patent applications related to Jnc Petrochemical Corporation. Jnc Petrochemical Corporation is listed as an Agent/Assignee. Note: Jnc Petrochemical Corporation may have other listings under different names/spellings. We're not affiliated with Jnc Petrochemical Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "J" | Jnc Petrochemical Corporation-related inventors


Polymerizable polar compound, liquid crystal composition and liquid crystal display device

Shown is a compound represented by formula (1). For example, r1 is alkyl having 1 to 15 carbons; mes is a mesogen group having at least one ring; sp1 is a single bond or alkylene having 1 to 10 carbons; m1 is methyl; and r2, m2 and m3 are hydrogen.. ... Jnc Petrochemical Corporation

Polymerizable polar compound, liquid crystal composition and liquid crystal display device

A compound represented by formula (1). For example, r1, r2 and r3 are alkyl having 1 to 15 carbons; ring a1 and ring a3 are cyclohexyl or phenyl, ring a2 is 1,4-cyclohexylene or 1,4-phenylene; z1 and z2 are a single bond or alkylene having 1 to 10 carbons; a is 0, 1, 2, 3 or 4; c, d and e are 0, 1, 2, 3 or 4; and p1 to p3 are a polymerizable group represented by formula (p-1); wherein m1 and m2 are hydrogen or alkyl having 1 to 5 carbons; and r4 is a polar group represented by formulas (1a) to (1c); wherein sp5 and sp6 are a single bond or alkylene having 1 to 10 carbons; s1 is >ch—, and s2 is >c<; and x1 is —oh.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

. . . . . . Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large dielectric anisotropy and a short helical pitch, or the liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an am device including the composition. The liquid crystal composition contains a specific optically active compound as an additive, and a specific compound having high maximum temperature or small viscosity as a first component, and may contain a specific compound having positive dielectric anisotropy as a second component, or a specific compound having negative dielectric anisotropy as a third component.. ... Jnc Petrochemical Corporation

Liquid crystal aligning agents for forming photo-aligning liquid crystal alignment layers, liquid crystal alignment layers and liquid crystal display devices using the same

. . . . . . . . A photo-aligning liquid crystal aligning agent for forming a liquid crystal alignment layer capable of materializing a liquid crystal display device, which has a high transmittance while maintaining a liquid crystal aligning property, a voltage holding ratio and the like, and in which flickering is inhibited from being caused after operating for a long time. The photo-aligning liquid crystal aligning agent contains [a] polyamic acid or a derivative thereof which is synthesized by reacting tetracarboxylic acid dianhydride and diamine, and [b] polyamic acid or a derivative thereof obtained by reacting tetracarboxylic acid dianhydride having no photoreactive structure and diamine having no photoreactive structure.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy and large negative dielectric anisotropy, or having a suitable balance regarding at least two of the characteristics; and an am device including the composition. The liquid crystal composition contains a specific compound having large negative dielectric anisotropy as a first component, and a specific compound having small viscosity as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having negative dielectric anisotropy as a fourth component, or a specific compound having a polymerizable group as an additive component.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

. . . . A liquid crystal composition contains a specific compound having positive dielectric anisotropy as a first component, and a specific compound having large negative dielectric anisotropy as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, or a specific compound having large negative dielectric anisotropy and low minimum temperature as a fourth component.. . ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

. . Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, low viscosity, suitable optical anisotropy and large negative dielectric anisotropy, or having a suitable balance regarding at least two of the characteristics; and an am device including the composition. The liquid crystal composition contains a specific compound having large negative dielectric anisotropy as a first component, and a specific compound having high maximum temperature or low viscosity as a second component, and may contain a specific compound having negative dielectric anisotropy as a third component, or a specific compound having a polymerizable group as an additive.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

. . . . Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy and large dielectric anisotropy, or the liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an am device including the composition. The liquid crystal composition contains a specific compound having small optical anisotropy as a first component, and a specific compound having positive dielectric anisotropy as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having positive dielectric anisotropy as a fourth component, or a specific compound having negative dielectric anisotropy as a fifth component.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

Shown are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy and large negative dielectric anisotropy, or the liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an am device including the composition. The liquid crystal composition contains a specific compound having small optical anisotropy as a first component, and a specific compound having large negative dielectric anisotropy as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, or a specific compound having a polymerizable group as an additive.. ... Jnc Petrochemical Corporation

Organic-inorganic composite film, and multi-layer heat resistant separator material using same

. . The present invention addresses the problem of providing an organic-inorganic composite film that is useful as a separator material. The problem is addressed by an organic-inorganic composite film characterized in that a heat-resistant layer that contains inorganic heat resistant particles and a binder is provided on at least one surface of a base material film comprising a polyolefin microporous film, said organic-inorganic composite film satisfying all of the following conditions (a), (b), and (c): condition (a): a≦1.5 (a: density of heat resistant layer (g/m2/μm), condition (b): 12.74≦b (b: peel strength (n) of base material film and heat resistant layer), condition (c): c≦20 (c: represents the percentage change in air permeability (%) calculated from the following equation. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

The liquid crystal composition has positive dielectric anisotropy, and contains a compound contributing to high stability to heat or ultraviolet light as an additive component and a specific compound having small viscosity as a first component, and a liquid crystal display device includes the composition, and the composition may contain a specific compound having large positive dielectric anisotropy as a second component, a specific compound having high maximum temperature or small viscosity as a third component, or a specific compound having negative dielectric anisotropy as a fourth component.. . ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

Provided are a liquid crystal composition satisfying at least one of characteristics including a high maximum temperature, a low minimum temperature, small viscosity, suitable optical anisotropy and large negative dielectric anisotropy, or the liquid crystal composition having a suitable balance regarding at least two of the above characteristics; and an am device including the composition. The liquid crystal composition contains a specific compound having large negative dielectric anisotropy as a first component, and a specific compound having small viscosity as a second component, and may contain a specific component having high maximum temperature or small viscosity as a third component, a specific component having negative dielectric anisotropy as a fourth component, or a specific compound having a polymerizable group as an additive.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

. . . . . . A liquid crystal compound comprising a specific compound having a positive dielectric anisotropy as the first component, and a specific compound having a low viscosity as a second component. Further, the liquid crystal compound may contain a specific compound having a positive dielectric anisotropy as the third component, a specific compound having a maximum temperature or a low viscosity as the fourth component, or a specific compound having a negative dielectric anisotropy as the fifth component.. ... Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and high stability to heat, or the liquid crystal composition having a suitable balance regarding at least two of the characteristics; and an am device having characteristics such as a short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio and a long service life. The liquid crystal composition has negative dielectric anisotropy and contains a specific compound having large negative dielectric anisotropy as a first component, a specific compound having low minimum temperature as a second component, and a specific compound having small viscosity as a third component, and the composition may contain a specific compound having high maximum temperature or small viscosity as a fourth component, a specific compound having negative dielectric anisotropy as a fifth component, or a specific compound having a polymerizable group as an additive component.. ... Jnc Petrochemical Corporation

01/25/18 / #20180022998

Liquid crystal compound having benzopyran skeleton, liquid crystal composition, and liquid crystal display device

. . . . Shown are a liquid crystal compound satisfying at least one of physical properties such as high stability to heat and light, a high clearing point (or high maximum temperature), low minimum temperature of a liquid crystal phase, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, a suitable elastic constant and satisfactory compatibility with other liquid crystal compounds, a liquid crystal composition containing the compound and a liquid crystal display device including the composition. A compound is represented by formula (1), a liquid crystal composition contains the compound, or the like.. ... Jnc Petrochemical Corporation

01/25/18 / #20180022004

Microporous membrane and production method therefor

Provided is a microporous membrane made of a polypropylene-based resin and having high porosity, being useful as a battery separator. The microporous membrane is composed of a polypropylene-based polymer in which a melt mass flow rate (mfr) measured at 230° c. ... Jnc Petrochemical Corporation

01/18/18 / #20180016500

Liquid crystal composition and liquid crystal display device

. . Provided are a liquid crystal composition satisfying at least one of characteristics such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy and large negative dielectric anisotropy, or having a suitable balance regarding at least two of the characteristics; and an am device including the composition. The liquid crystal composition has negative dielectric anisotropy, and contains a specific compound having large negative dielectric anisotropy as a first component, a specific compound having low minimum temperature as a second component and a specific compound having small viscosity as a third component, and the composition may contain a specific compound having high maximum temperature or small viscosity as a fourth component, a specific compound having negative dielectric anisotropy as a fifth component or a specific compound having a polymerizable group as an additive component.. ... Jnc Petrochemical Corporation

01/11/18 / #20180010044

Liquid crystal composition and liquid crystal display device

The invention is to provide a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or having a suitable balance regarding at least two of the characteristics; and is to provide an am device having a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth; wherein the liquid crystal composition includes a specific compound having a large negative dielectric anisotropy and a low minimum temperature as a first component, a specific compound having a small viscosity or a large maximum temperature as a second component and a specific compound having a polymerizable group as a third component, and a liquid crystal display device contains the composition.. . ... Jnc Petrochemical Corporation

12/28/17 / #20170369782

Liquid crystal composition and liquid crystal display device

. . . . To provide a liquid crystal composition having at least one or a suitable balance regarding two of characteristics such as high maximum or low minimum temperature of a nematic phase, small viscosity, suitable optical anisotropy, large dielectric anisotropy, large specific resistance, high stability to ultraviolet light or heat and a large elastic constant; and an am device including the composition and having a short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio, a long service life and so forth. The liquid crystal composition contains a quencher as an additive component and a specific compound having large positive dielectric anisotropy as a first component, and a liquid crystal display device includes the composition. ... Jnc Petrochemical Corporation

12/21/17 / #20170362507

Liquid crystal composition and liquid crystal display device

Shown is a liquid crystal composition satisfying at least one or having suitable balance regarding at least two of characteristics such as high maximum or low minimum temperature of a nematic phase, large optical anisotropy, large positive dielectric anisotropy and high stability to ultraviolet light, a liquid crystal display device including such a composition, particularly including an encapsulated composition, and a liquid crystal display device including the composition serving as a constituent of 3d lens. The liquid crystal composition contains a specific compound having large optical anisotropy as a first component, and a specific compound having large optical anisotropy and positive dielectric anisotropy as a second component; a specific compound having large positive dielectric anisotropy as a third component; and a specific compound having large optical anisotropy and further having high maximum or low minimum temperature as a fourth component, and the liquid crystal display device includes the composition.. ... Jnc Petrochemical Corporation

11/16/17 / #20170327744

Liquid crystal aligning agents for forming photo-aligning liquid crystal alignment layers, liquid crystal alignment layers and liquid crystal display devices using the same

. . A photo-aligning liquid crystal alignment layer formed by using a photo-aligning liquid crystal aligning agent containing polyamic acid or a derivative thereof which is synthesized by using tetracarboxylic acid dianhydride having no photoreactive structure having a specific structure and diamine having no photoreactive structure having a specific structure together with at least one of tetracarboxylic acid dianhydride having a photoreactive structure and diamine having a photoreactive structure can reduce storage of residual dc in a liquid crystal display device. Further, the above alignment layer can shorten the relaxation time and can prevent afterimages from being generated.. ... Jnc Petrochemical Corporation

11/16/17 / #20170327743

Liquid crystal display device and method for manufacturing same

The present invention relates to a liquid crystal display element including a pair of a substrate arranged opposite to each other, an electrode group disposed on one side or both sides of the pair of substrates facing each other, a plurality of active elements connected to the electrode group, a liquid crystal alignment film disposed on each facing side of the pair of substrates, and a liquid crystal layer interposed between the pair of substrates, wherein the liquid crystal alignment film is manufactured by irradiating linearly polarized light to a film obtained from polyamic acid or a derivative thereof having a photoisomerization structure in the main chain or a film being subject to heat-baking so as to provide alignment-controlling capability, and the liquid crystal layer is a liquid crystal composition having negative (−) dielectric anisotropy. By the present invention, a liquid crystal display element having improved image sticking characteristics and good alignment stability is provided.. ... Jnc Petrochemical Corporation

10/05/17 / #20170283698

Liquid crystal composition and liquid crystal display device

Shown is a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature, a low minimum temperature, a large elastic constant, a suitable optical anisotropy and a large negative dielectric anisotropy, or has a suitable balance regarding at least two of the characteristics, and an am device including the composition. The liquid crystal composition may contain a specific compound having a high maximum temperature, a low minimum temperature, a large elastic constant and a large negative dielectric anisotropy as a first component, a specific compound having a high maximum temperature or a small viscosity as a second component, a specific compound having negative dielectric anisotropy as a third component, or a specific compound having a polymerizable group as an additive component.. ... Jnc Petrochemical Corporation

08/17/17 / #20170233655

Liquid crystal composition and liquid crystal display device

. . . . Provided is a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature, a low minimum temperature, small viscosity, large optical anisotropy and large dielectric anisotropy, or has a suitable balance regarding at least two of the characteristics, and an am device including the composition. The liquid crystal composition may contain a specific compound having large negative dielectric anisotropy as a first component, a specific compound having a high maximum temperature or small viscosity as a second component, a specific compound having negative dielectric anisotropy as a third component, or a specific compound having a polymerizable group as an additive component.. ... Jnc Petrochemical Corporation

08/17/17 / #20170233653

Liquid crystal device

One aspect is contemplated for providing a device having a liquid crystal material exhibiting a dielectric constant of 1000 or more at a temperature at which a specific liquid crystal phase is developed, and a unit configured to apply voltage to the liquid crystal material at the temperature at which the specific liquid crystal phase is developed.. . ... Jnc Petrochemical Corporation

08/10/17 / #20170226423

Liquid crystal composition and liquid crystal display device

. . Provided is a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature, a low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and high stability to heat, or has a suitable balance regarding at least two of the characteristics; and an am device including the composition and having a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio or a long service life. The composition contains a specific compound having at least one polymerizable group, and a liquid crystal display device includes the composition. ... Jnc Petrochemical Corporation

07/27/17 / #20170210992

Liquid crystal composition and liquid crystal display device

. . Provided is a liquid crystal composition having at least one of, or a suitable balance regarding at least two of, characteristics such as a high maximum temperature, a low minimum temperature, small viscosity, suitable optical anisotropy and large dielectric anisotropy, and an am device including the composition. The liquid crystal composition contains a specific compound having positive dielectric anisotropy as a first component, a specific compound having small viscosity as a second component, and may contain a specific compound having positive dielectric anisotropy as a third component, a specific compound having a high maximum temperature or small viscosity as a fourth component or a specific compound having negative dielectric anisotropy as a fifth component.. ... Jnc Petrochemical Corporation

07/13/17 / #20170199432

Liquid crystal display device

The subject is to shown a liquid crystal display device that has characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio, a long service life and a small flicker rate. The disclosure relates to a liquid crystal display device having an electrode group formed on one or both of a pair of substrates that are opposed to each other, and a plurality of active devices connected to the electrode group, and a liquid crystal alignment film formed on the opposing surfaces of the pair of substrates, and a liquid crystal composition sandwiched in between the pair of substrates, wherein the liquid crystal alignment film includes a polymer having a photodegradable group, and the liquid crystal composition includes at least one compound selected from the group consisting of compounds represented by formula (1) as a first component:. ... Jnc Petrochemical Corporation

07/06/17 / #20170194611

Microporous membrane roll for battery separators and method for producing same

A display means with which no unevenness is caused on a surface of a separator material in a microporous film roll for a battery separator is described. Microporous film roll (1) for the battery separator according to the invention has indicator part (18) different in optical characteristics therefrom in microporous film (3) for the battery separator. ... Jnc Petrochemical Corporation

04/27/17 / #20170114277

Liquid crystal display device

. . . . . . . . The subject is to show a liquid crystal display device that has characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio, a long service life and a small flicker rate. The disclosure relates to a liquid crystal display device including an electrode group formed on one or both of a pair of substrates that are opposed to each other, and a plurality of active devices connected to the electrode group, and a liquid crystal alignment film formed on the opposing surfaces of the pair of substrates, and a liquid crystal composition sandwiched in between the pair of substrates, and the liquid crystal composition includes at least one compound selected from the group of compounds represented by formula (1) as a first component.. ... Jnc Petrochemical Corporation

02/23/17 / #20170051207

Liquid crystal composition and liquid crystal display device

. . . . . . A liquid crystal composition satisfying at least one of characteristics such as high maximum temperature of a nematic phase, low minimum temperature thereof, large optical anisotropy, large positive dielectric anisotropy and high stability to ultraviolet light, or having suitable balance regarding at least two of the characteristics; and a liquid crystal display device including such a composition and particularly including an encapsulated composition, and a liquid crystal display device serving as a constituent of a display device that allows switching of display between 2d and 3d. The liquid crystal composition contains a specific compound having large optical anisotropy as a first component and a specific compound having large positive dielectric anisotropy as a second component, and may further contain a specific compound having large optical anisotropy and further having high maximum temperature or low minimum temperature as a third component, and the liquid crystal display device includes the composition.. ... Jnc Petrochemical Corporation

02/23/17 / #20170051205

Liquid crystal composition and liquid crystal display device

To show a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature, a low minimum temperature, small viscosity, suitable optical anisotropy, large positive dielectric anisotropy or having a suitable balance regarding at least two of the characteristics, and an am device including the liquid crystal composition. The liquid crystal composition contains a specific compound having high maximum temperature and small viscosity as a first component, and a specific compound having large positive dielectric anisotropy as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having positive dielectric anisotropy as a fourth component, or a specific compound having negative dielectric anisotropy as a fifth component.. ... Jnc Petrochemical Corporation

02/16/17 / #20170044435

Liquid crystal composition and liquid crystal display device

To show a liquid-crystal composition having at least one or a suitable balance regarding at least two of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat; and an am device including the composition and having short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio or a long service life. The liquid-crystal composition has negative dielectric anisotropy and contains a specific compound having a high maximum temperature and small viscosity as a first component, and the composition may contain a specific compound having large negative dielectric anisotropy as a second component, a specific compound having a high maximum temperature or small viscosity as a third component, and a specific compound having a polymerizable group as an additive component.. ... Jnc Petrochemical Corporation

02/02/17 / #20170029701

Liquid crystal composition and liquid crystal display device

The disclosure shows a liquid-crystal composition having at least one or suitable balance regarding at least two of characteristics such as high maximum temperature of nematic phase, low minimum temperature thereof, small viscosity, suitable optical-anisotropy, large dielectric-anisotropy, large specific resistance, high stability to ultraviolet light and heat; and an am device including the composition and having short response time, large voltage holding ratio, large contrast ratio or long life. The liquid-crystal composition has the nematic phase and contains a specific compound having small optical-anisotropy and large positive dielectric-anisotropy as first component, a specific compound having small viscosity as second component, and may contain a specific compound having high maximum temperature or small viscosity as third component, a specific compound having large positive-dielectric anisotropy as fourth component or a specific compound having negative dielectric-anisotropy as fifth component, and a liquid-crystal display device includes the composition.. ... Jnc Petrochemical Corporation








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