Patent · US Expired

Printable one-component swelling paste and the use thereof

US6013325A · kind A · utility

4Cited by

3References

20Claims

0Family size

Assignee

Stockhausen GmbH & Co. KG · DE

Inventors

Jochen Houben · Kempen, DE
Oliver Hoppe · Krefeld, DE
Daniel Roulands · Krefeld, DE

Key dates

Filing date	Dec 16, 1997
Grant date	Jan 11, 2000
Priority date	—
Expiry date	Dec 16, 2017

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2333/02
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a printable one-component swelling paste made of an aqueous mixture of a water-soluble polymer containing carboxyl groups, and at least one multifunctional alcohol as crosslinker and optionally further additives such as thickeners, the carboxyl groups of the polymer being neutralized to 40-65 mole-%. The invention also relates to the use of the swelling paste for producing water-swellable yarns, fabrics, nonwovens, or films. After coating the swelling paste on a support, a thermal subsequent treatment is effected for the purpose of drying and crosslinking the swelling paste.

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