Patent · US Expired

Emulsions of isocyanates and their manufacture

US3996154A · kind A · utility

44Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 1974
Grant dateDec 7, 1976
Priority date
Expiry dateSep 27, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S521/918
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Aqueous emulsions comprising organic isocyanates, water and non-ionic surface active agents devoid of hydroxy, amino and carboxylic acid groups and the use of such emulsions for surface coatings. Use of aqueous emulsions of mixed methylene bridged polyphenyl polyisocyanates as bonding agents for the reconstitution of foam scrap.

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