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Delfortgroup Ag patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Delfortgroup Ag-related inventors


Wrapping paper having transparent regions

The invention relates to a wrapping paper for smoking articles that contains pulp fibers and at least one acid-soluble filler, the content of acid-soluble filler being at least 10 wt % relative to the entire mass of the wrapping paper, and the wrapping paper having portions with a lower transparency and portions with a higher transparency.. . ... Delfortgroup Ag

Cigarette paper with high short-fiber fraction

A wrapping paper for smoking articles has a basis weight of at least 10 g/m2 and at most 70 g/m2 and comprises a mixture of cellulosic pulp fibers comprising at least 90% of short-fiber cellulosic pulp fibers, based on the mass of the cellulosic pulp fibers in the cellulosic pulp mixture, or comprising at least 95% of short-fiber cellulosic pulp fibers, based on the number of cellulosic pulp fibers, with at least 10% of the short-fiber cellulosic pulp fibers being ground, based on the mass of the number of cellulosic pulp fibers of the cellulosic pulp fiber mixture, and with the wrapping paper having over more than 50% of its area, preferably at least 55% of its area and especially preferably at least 60% of its area, an air permeability of at least 30 cm3/(cm2,min-kpa), and where the wrapping paper comprises at least one burning salt.. . ... Delfortgroup Ag

Environment-friendly packaging paper for food

Discloses is a packaging paper for food having a grammage between 20 g/m2 and 40 g/m2, and having a filler content of less than 20 wt. % relative to the weight of the uncoated paper. ... Delfortgroup Ag

Method for the continuous coating of a cellulose-based fibrous substrate web with fatty acid chloride

The present invention concerns a process for continuously coating a cellulose-based fibrous substrate web with fatty acid chloride, comprising the steps of a) pre-drying a cellulose-based fibrous substrate web to an en iso 638:2008 dry matter content of less than 10%; b) coating the cellulose-based fibrous substrate web pre-dried in step a) with a liquid fatty acid chloride composition at a din en 20187 relative humidity of less than 20 rh and a temperature below the boiling temperature of the liquid fatty acid chloride composition; c) thermally treating the coated cellulose-based fibrous substrate web obtained from step b).. . ... Delfortgroup Ag








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