Reactive silicic acid suspensions

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

Reexamination Certificate

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Details

C428S032110, C428S210000, C428S323000, C428S446000, C428S447000, C428S913300

Reexamination Certificate

active

07972682

ABSTRACT:
Suspensions of fine particles in a liquid containing a colloid-scale adhesive produce coatings and shaped articles which are both porous and robust.

REFERENCES:
patent: 4005044 (1977-01-01), Raleigh
patent: 4184880 (1980-01-01), Huber et al.
patent: 5045574 (1991-09-01), Kuwata et al.
patent: 2005/0133766 (2005-06-01), Barthel et al.
patent: 2626942 (1976-12-01), None
patent: 2641699 (1978-03-01), None
patent: 0381376 (1990-08-01), None
patent: 0924342 (1999-06-01), None
Patent Abstract of Romenia corresponding to RO 99500 A.

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