Two-component sealant composition

Details Two-component sealant composition Two-component sealant composition

1986-11-03

1988-06-07

Phillips, Delbert R.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 47, 524 55, 524 56, 524 58, 524906, 525 59, 525295, 527103, 527312, C08K 501, C08K 502, C08K 503

Patent

active

047497300

ABSTRACT:
The invention described herein comprises a two component sealant composition and process for applying the same for repair of ruptures, holes, cracks, etc., in hoses, pipes, tires, etc. The first component is an alpha-cyanoacrylate glue which is applied as a layer covering the rupture or crack and after a very short period the second component, a powder, is applied to the surface of the alpha-cyanoacrylate. This second component comprises a polymerization initiator having hydroxyl and/or carboxylate groups therein, such as carbohydrate, i.e., saccharides, etc., hydrolyzed polyvinylacetate, etc. A particularly preferred initiator is alginate.

REFERENCES:
patent: 3699086 (1972-10-01), Moschel et al.
patent: 4182823 (1980-01-01), Schoeberg
patent: 4560723 (1985-12-01), Millet et al.

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