Waterproofing membrane

Details Waterproofing membrane Waterproofing membrane

1989-08-10

1991-02-19

Herbert, Thomas J.

Stock material or miscellaneous articles

Composite

Of bituminous or tarry residue

156 71, B32B 1104, E04C 320

Patent

active

049943286

ABSTRACT:
Adhesive, waterproof membranes capable of adhering to freshly poured concrete compositions upon curing. The waterproof membranes of this invention comprise a bituminous sheet having at least one major surface coated with a non-tacky polymeric coating composition which contains a water-insoluble polymer, and optionally a filler capable of absorbing or reflecting infrared or ultra violet radiation and/or a plasticizer. Suitable water-insoluble polymers for use in this invention include alpha-beta-ethylenically unsaturated carboxylic acid polymers or polyvinyl alcohol polymers.

REFERENCES:
patent: 3819394 (1974-06-01), Schnebel, Jr. et al.
patent: 4374687 (1983-02-01), Yamamoto
patent: 4588458 (1986-05-01), Previsani
patent: 4636414 (1987-01-01), Tajima et al.
patent: 4670071 (1987-06-01), Cooper et al.
patent: 4755409 (1988-07-01), Harkness
patent: 4775567 (1988-10-01), Harkness

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