Patent · US Expired

Processing aids for poly(vinyl chloride) resins

US3933709A · kind A · utility

2Cited by
7References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 17, 1974
Grant dateJan 20, 1976
Priority date
Expiry dateJun 17, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L71/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Compositions composed of an alkylphenoxy polyethylene glycol, an amine or quaternary ammonium salt of an organic acid and an amide facilitate blending of particulate poly(vinyl chloride) resins during fabrication of the resin into molded or extruded articles.

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