Patent · US Expired

Process for the production of an aqueous preparation for shrink-proofing wool

US4137179A · kind A · utility

14Cited by

5References

19Claims

0Family size

Assignee

TH. Goldsmith AG · DE

Inventors

Gotz Koerner · Essen, DE
Hans-Jurgen Patzke

Key dates

Filing date	Jul 12, 1977
Grant date	Jan 30, 1979
Priority date	—
Expiry date	Jul 12, 1997

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31663
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A new method for producing a stable, aqueous preparation of compounds which are organosiloxanes having amino groups attached to the silicon atoms which are used for the shrink-proofing of wool which preparations contain silanes which may be aminodi- or trialkoxysilanes is disclosed. Composition and the method of treatment of wool are also disclosed. Wool treated with the preparations exhibit excellent decreased shrinkage as well as an absence of felting.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.