Patent · US Expired

Foamed plastics and process for preparing the same

US3947388A · kind A · utility

2Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1974
Grant dateMar 30, 1976
Priority date
Expiry dateMay 23, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S264/18
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Foamed thermoplastic resin which contains glass beads of from 1 to 2 mm in diameter has an improved mechanical strength and enhanced light reflection ability.

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