Patent · US Active

Use of a polymer composition for the production of articles with improved paintability and surface appearance

US11345804B2 · kind B2 · utility

1Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2018
Grant dateMay 31, 2022
Priority date
Expiry dateAug 25, 2038

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2666/72
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention is directed to the use of a polypropylene composition comprising at least one heterophasic polypropylene and a filler for the production of at least partially painted articles which show both a good paintability and a good surface appearance; and the painted articles produced therefrom. Further the invention is directed to a polypropylene composition showing improved surface appearance and paintability.

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