Patent · US Expired

Curable aqueous composition and use as fiberglass nonwoven binder

US6221973A · kind A · utility

147Cited by
5References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1995
Grant dateApr 24, 2001
Priority date
Expiry dateJun 6, 2015

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD04H1/64
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

This invention relates to a formaldehyde-free curable aqueous composition containing a polyacid, a polyol and a phosphorous-containing accelerator. The composition may be used as a binder for heat resistant nonwovens such as nonwovens composed of fiberglass.

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