The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 28, 1983
Filed:
Sep. 14, 1981
Applicant:
Inventors:
Hans Deiner, Neusass, DE;
Willy Bernheim, Diedorf, DE;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
524266 ; 427381 ; 427382 ; 427386 ; 427387 ; 427389 ; 4273899 ; 427391 ; 427392 ; 427393 ; 4273934 ;
Abstract
Process for making fibrous material water repellent by treating it with an aqueous bath containing (A) an emulsified organo polysiloxane with at least 2 hydroxyl groups optionally modified in a manner able to cross-link, (B) a non-ionic emulsion of poly silicic acid ester, (C) a reaction product which has been obtained by reaction of an organic compound containing at least one halohydrin and/or epoxy group with an organic compound containing hydrogen atoms bound to nitrogen, which in form of its salt is water-soluble or at least water-dispersible. The treated material is dried and optionally cured.