Patent · US Expired

Polyurethane polyvinylidene chloride composition

US3947403A · kind A · utility

5Cited by
2References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 17, 1970
Grant dateMar 30, 1976
Priority date
Expiry dateAug 17, 1990

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L27/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to a composition of matter having an improved Scott brittle point comprising a mixture of a polyvinylidene chloride and a polyurethane formed by the reaction of a reactive hydrogen containing compound and sufficient organic polyisocyanate to give at least about 0.5 to about 10 percent by weight of free isocyanate and reacting to set the mixture.

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