Patent · US Expired

Non toxic activators for adhesive compositions

US4155950A · kind A · utility

12Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1977
Grant dateMay 22, 1979
Priority date
Expiry dateDec 8, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/249997
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Non-toxic tertiary amines having very low vapor pressures and substantially insolubility in water and fats are employed as free radical catalyst activators for adhesive compositions comprising polyurethane polymers or elastomers dissolved in an addition polymerizable combination of an acrylic or methacrylic monomer, a copolymerizable monomer containing a free carboxylic acid group and a non-activated free radical polymerization catalyst.

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