Patent · US Expired

Compound rubber compositions

US6251982A · kind A · utility

10Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 1998
Grant dateJun 26, 2001
Priority date
Expiry dateSep 15, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L75/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention relates to a compounded rubber composition comprising: PA1 (a) a hydrogenated, polydiene diol based polyurethane having a hard segment content of 10% or greater; PA1 (b) a non-polar extender oil in an amount from 10 to 400 phr; and/or PA1 (c) one or more thermoplastic resin(s) in an amount from 5 to 100 phr. The invention further relates to molded articles prepared from the compounded rubber composition of the present invention.

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