Patent · US Expired

Tackifiers for elastomers

US4073826A · kind A · utility

9Cited by
11References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1975
Grant dateFeb 14, 1978
Priority date
Expiry dateMay 5, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L63/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A tackifier system which includes the reaction product of oxirane bearing materials with alkyl phenol novolacs for elastomers of alpha-olefin polymers which are sulfur curable.

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