Patent · US Expired

Resin composition excellent in impact strength

US5798414A · kind A · utility

15Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 13, 1996
Grant dateAug 25, 1998
Priority date
Expiry dateJun 13, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2205/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A resin composition is disclosed, which comprizes (I) a graft copolymer using a medium-size rubber particles grown by an acid-group-containing latex, (II) a graft copolymer using small-size rubber particles, (III) a styrene-acrylonitrile copolymer, and/or (IV) a styrene-maleimide copolymer, said resin composition containing 5-40 weight % of rubber. The resin composition is not only superior in impact strength, planar impact strength in particular and gloss, but is favorable in moldability and heat resistance.

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