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Cathay Industrial Biotech Ltd patents (2018 archive)


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Cathay Industrial Biotech Ltd-related inventors


Purification of cadaverine using high boiling point solvent

The present invention relates to a method for the purification of cadaverine from an aqueous cadaverine salt composition comprising one or more involatile impurities, the method comprising: (1) mixing the aqueous cadaverine salt composition with one or more bases to provide an aqueous cadaverine composition having a ph of at least about 12; (2) distilling or evaporating the aqueous cadaverine composition to produce an aqueous cadaverine solution, wherein one or more solvents are added to the evaporation/distillation system before the evaporation/distillation stops, and the one or more solvents comprise at least one or more high boiling point (hbp) solvents having a boiling point of at least 185° c. (1 atm); and (3) subjecting the aqueous cadaverine solution to one or more rectification steps to provide a cadaverine product.. ... Cathay Industrial Biotech Ltd

Expression of recombinant tetracycline efflux pumps for the production of lysine or lysine-derived products, and methods and applications thereof

The present invention provides a mutant polypeptide comprising the amino acid sequence of escherichia coli tetracycline efflux pump a (teta), and a polynucleotide encoding the polypeptide. The present invention provides a first expression plasmid vector comprising one or more first polynucleotides encoding a tetracycline efflux pump, one or more second polynucleotides independently selected from the group consisting of a third polynucleotides encoding a lysine decarboxylase polypeptide and a fourth polynucleotides encoding a lysine biosynthesis polypeptide, and a transformant comprising the expression plasmid vector. ... Cathay Industrial Biotech Ltd

Immobilized cell and preparation method thereof

Provided are a lysine decarboxylase immobilized cell and preparation method thereof.. . ... Cathay Industrial Biotech Ltd

Method for purifying 1,5-pentanediamine and 1,5-pentanediamine

Provided is a method for purifying 1,5-pentanediamine comprising: providing 1,5-pentanediamine to be purified and treating the 1,5-pentanediamine to be purified by a reduction reaction to obtain purified 1,5-pentanediamine. Meanwhile, further provided is 1,5-pentanediamine prepared by the method. ... Cathay Industrial Biotech Ltd








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