Patent · US Expired

Polymers and additive compositions

US5807949A · kind A · utility

19Cited by
9References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 1997
Grant dateSep 15, 1998
Priority date
Expiry dateOct 24, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2070/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Homo- or co-polymers derived from one or more alpha-olefins having a number average molecular weight of up to 15,000 and an isotacticity of 75% or greater, and their use as Cold Flow Improvers in crude, fuel or lubricating oil.

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