Patent · US Expired

Rubber compound additive

US3989643A · kind A · utility

2Cited by
1References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 28, 1974
Grant dateNov 2, 1976
Priority date
Expiry dateAug 28, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L21/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Improved rubber compounding is achieved by adding the zinc oxide and fatty acid conventionally employed as accelerator activators in the form of a zinc salt of the fatty acid dispersed in an alkylphenoxy polyglycol.

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