Patent · US Expired

Thermoplastic resin composition and molded article comprising the same

US7589151B2 · kind B2 · utility

21Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 2005
Grant dateSep 15, 2009
Priority date
Expiry dateMay 5, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L51/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A thermoplastic resin composition comprising a polylactic acid polymer (A), an acrylic polymer (B) containing units of methyl methacrylate monomer, and a graft copolymer (C) obtained by graft-polymerizing a vinyl monomer onto a rubbery polymer, wherein the refractive index, Rc, of the graft copolymer (C) and the total refractive index, Rab, of the polylactic acid polymer (A) and the acrylic polymer (B) satisfy the following formula (1)−0.004≦Rc−Rab≦+0.008  (1).

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