Patent · US Expired

Thermoplastic elastomeric blend of monoolefin copolymer rubber, amorphous polypropylene resin and crystalline polyolefin resin

US4220579A · kind A · utility

43Cited by
5References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 17, 1978
Grant dateSep 2, 1980
Priority date
Expiry dateApr 17, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2310/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Thermoplastic elastomeric blend of: PA1 (A) EPM or EPDM type rubber; PA1 (B) amorphous polypropylene homopolymer or copolymer resin; and PA1 (C) crystalline polyolefin resin, characterized by improved processability and physical properties.

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