Patent · US Expired

Hot melt adhesives containing an additive derived from epoxy reactive hydrogen containing polymers and compounds and a polyepoxy compound

US4871803A · kind A · utility

10Cited by
24References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1988
Grant dateOct 3, 1989
Priority date
Expiry dateFeb 3, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S206/813
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The adhesive properties of a hot melt adhesive, comprising a base polymer and a tackifying resin, can be improved by introducing into the hot melt adhesive an epoxy adduct comprising the reaction product between a compound such as a polymer having at least one active hydrogen and an epoxy compound.

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