Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1986-05-02
1987-12-15
Foelak, Morton
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
55524, 55527, 521 54, 521 55, 521 82, 521 91, 521 92, 521918, 521134, 521137, 521139, 524449, B32B 516, B65B 124, B65B 6302
Patent
active
047132850
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.
REFERENCES:
patent: 4200679 (1980-04-01), Klein
patent: 4207378 (1980-06-01), Klein
patent: 4560818 (1987-03-01), Oka et al.
patent: 4576856 (1986-03-01), Kuwajima et al.
patent: 4590123 (1986-05-01), Hashimoto et al.
patent: 4652602 (1987-03-01), Liu
Crane, Jr. Frederick G.
Foelak Morton
Klein, Trustee Max
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