Patent · US Expired

Aqueous formaldehyde textile finishing process

US4396390A · kind A · utility

19Cited by
33References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 4, 1981
Grant dateAug 2, 1983
Priority date
Expiry dateSep 4, 2001

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06M13/127
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A process of treating a textile fabric containing cellulosic fibers to impart crease resistance in which the fabric impregnated with an aqueous solution containing formaldehyde and a curing catalyst, vacuum is applied to the impregnated fabric to remove excess impregnation solution and provide a wet pickup of about 15 to 35 percent, and the fabric is then dried and cured.

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