Patent · US Expired

Polypropylene composition containing a 1.3,2.4-di(alkylbenzylidene) sorbitol

US4314039A · kind A · utility

41Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1980
Grant dateFeb 2, 1982
Priority date
Expiry dateAug 6, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/1575
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A composition having improved transparency and being substantially free from a bleeding phenomenon comprising 100 parts by weight of polypropylene and 0.005 to 8 parts by weight of a 1.3,2.4-di(alkylbenzylidene) sorbitol with each alkyl group having 2 to 18 carbon atoms.

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