Patent · US Expired

Piperidinyl phosphite compositions and polyolefin compositions containing them

US5607989A · kind A · utility

3Cited by
14References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 1995
Grant dateMar 4, 1997
Priority date
Expiry dateJan 17, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/0008
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed is a piperidinyl phosphite composition consisting of a piperidinyl phosphite compound and an additive having a melting point of greater than 155.degree. C. selected from the group consisting of (i) sorbitol compounds, (ii) phosphite compounds and (iii) sterically hindered phenolic compounds, and polyolefin compositions containing them.

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