Patent · US Expired

Dressing agent for synthetic fibers

US4863478A · kind A · utility

1Cited by

2References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Joachim Kolbe · Leverkusen, DE
Ferdinand Kummeler · Leverkusen, DE
Ralf Miessen
Rudolf J. Klee · Dormagen, DE

Key dates

Filing date	May 4, 1988
Grant date	Sep 5, 1989
Priority date	—
Expiry date	May 4, 2008

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2969
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Improved dressings for synthetic fibers, especially acrylonitrile fibers, comprise an anion-active preparation, a polyethylene dispersion and a dicarboxylic acid semi-ester salt.

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