Patent · US Expired

Vinyl chloride based injection molding composition

US4129536A · kind A · utility

9Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 1977
Grant dateDec 12, 1978
Priority date
Expiry dateJul 25, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L33/08
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A vinyl chloride based injection molding composition comprises a vinyl chloride-propylene copolymer, a mercapto tin stabilizer, an acrylic processing aid and an ester wax lubricant. This composition has excellent flow characteristics and can form molded articles with sub-micron dimensional details and excellent surface characteristics.

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