Patent · US Expired

High temperature filter material

US4713285A · kind A · utility

39Cited by
6References
15Claims
0Family size

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Inventor

Key dates

Filing dateMay 2, 1986
Grant dateDec 15, 1987
Priority date
Expiry dateMay 2, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/699
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A high temperature filter material, comprising a non-woven glass fiber matrix including mica particles, polymer micro-bits and a uniformly distributed binder system, is made by a wet laid procedure, as used in paper-making. A composition comprising the mica particles and polymer micro-bits, used in making the filter material, and a method of preparing the composition are also disclosed.

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