Patent · US Expired

Low density silicone foam

US4762859A · kind A · utility

11Cited by
7References
48Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1987
Grant dateAug 9, 1988
Priority date—
Expiry dateOct 26, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2383/04
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

Treated filler having surface nitrogen groups is added to silicone foam to reduce density.

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