Sprayable roof coating systems

Details Sprayable roof coating systems Sprayable roof coating systems

1997-10-15

1999-05-04

Simmons, David A.

Coating apparatus

Projection or spray type

222372, 222382, 2223211, B67D 540, B65D 4534

Patent

active

059000619

ABSTRACT:
Improved sprayable roof coating systems which provide immediate waterproofing of a newly-sprayed latex-based ionic roof coating by applying to the upper surface of such roof coating an ionic catalyst having a pH opposed to the pH of such roof coating, whereby such upper surface of such roof coating coagulates immediately to form a thin waterproof surface layer on such roof coating and the bottom portions of such roof coating are permitted to coagulate and bond to the underlying roof normally. Also, latex-based sprayable roof coating systems permitting use in roof mastics of recycled rubber and spray equipment for such systems which do not clog up when air spraying such recycled-rubber-containing roof mastics.

REFERENCES:
patent: 3694112 (1972-09-01), Freedman
patent: 3960325 (1976-06-01), Nienow et al.
patent: 4787332 (1988-11-01), Geisel et al.
patent: 5219914 (1993-06-01), Warburton, Jr.
patent: 5332372 (1994-07-01), Reynolds
patent: 5358347 (1994-10-01), Morris

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