Patent · US Expired

Copolymer blends

US5003007A · kind A · utility

3Cited by
11References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1989
Grant dateMar 26, 1991
Priority date
Expiry dateMay 19, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S525/901
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel copolymer blends comprising (a) a copolymer of alkenyl aromatic monomers containing from about 10 to about 70 percent by weight of an isopropenyl aromatic monomer, (b) a block copolymer of polystyrene blocks and conjugated diene blocks containing from about 50 to about 80 weight percent conjugated diene, and (c) 15 to 50 weight percent of a semicrystalline polyolefin.

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