PAPER OF STABLE SIZE AND METHOD OF ITS INDUSTRIAL MANUFACTURE Russian patent published in 2017 - IPC D21H27/14 D21H17/06 D21H17/08 D21H27/20 D21H17/53 

Abstract RU 2630093 C2

FIELD: textile, paper.

SUBSTANCE: paper of stable size includes base-paper, impregnated with an impregnating mixture on at least one front side, which consists of at least one alcohol sugar with common formula HOCH2[CH(OH)]nCH2OH, where n = 2, 3, 4 or 5; of urea and at least one substance isolated from polyalkyleneglycol and glycerol.

EFFECT: invention allows for the production of paper which has a low stretch ration in wet condition, and also proposes substances and mixtures to give modifying properties to the paper or to improve the paper size stability.

20 cl, 1 tbl, 4 ex

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RU 2 630 093 C2

Authors

Ullmann Bernd

Arnold Kholger

Dates

2017-09-05Published

2013-06-26Filed