Patent · US Expired

Compositions of vermiculite lamellae and solid particulate materials

US4269628A · kind A · utility

32Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 1979
Grant dateMay 26, 1981
Priority date
Expiry dateAug 13, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/249986
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A composition comprising vermiculite lamellae (delaminated vermiculite) and one or more solid particulate materials which have a basic reaction in water, especially magnesium oxide. These particulate additives improve the physical properties of vermiculite articles especially the compressive strength and stability to water of foam.

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