Patent · US Expired

Modifying agents for polyolefins

US5981636A · kind A · utility

37Cited by
8References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 27, 1996
Grant dateNov 9, 1999
Priority date
Expiry dateDec 27, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L23/10
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Modifying agents for polyolefins enhance nucleation and crystallization of the polyolefins and provide improved optical and/or physical properties. The modifying agents are compounds of formulas (I) and (II): or a salt thereof, wherein X, Y, R1, R2, R3 and R4 and R8 are as defined in the specification.

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