Patent · US Expired

Blending temperature sensitive components into a silicone modified thermoplastic

US4487858A · kind A · utility

16Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 7, 1983
Grant dateDec 11, 1984
Priority date
Expiry dateOct 7, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G77/80
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A continuous process for incorporating additives into a thermoplastic fluid blend is provided; said additives typically being sensitive to the temperature at which the blend is produced, said process comprising the steps of blending a high viscosity silicone fluid and thermoplastic composition initially and feeding the additives with more thermoplastic into the extruder for blending.

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