Crosslinked adhesive system

Details Crosslinked adhesive system Crosslinked adhesive system

1986-01-28

1990-08-07

Gallagher, John J.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

138144, 138DIG1, 138DIG6, 156192, 156195, 156310, 242 702, 242 723, 428420, 525236, 525237, B65H 8100

Patent

active

049465295

ABSTRACT:
Novel system for providing anti-corrosion protective coatings, e.g. for metal pipes and the like, comprising: (1) a rubber-based primer coating mixture; and (2) an adhesive tape comprising a backing carrying a rubber-based adhesive coating comprising a mixture of pre-crosslinked butyl rubber and virgin butyl rubber alone or in combination with reclaimed butyl rubber, the system further including a crosslinking agent and a crosslinking activator adapted to provide an incipient or in situ crosslinking of the system after the primer coating and tape are applied.
Preferably, the crosslinking agent is contained initially in the adhesive coating; and the activator is contained initially in the primer.

REFERENCES:
patent: 2458843 (1949-01-01), Fischer
patent: 2739141 (1956-03-01), Ernst et al.
patent: 3063891 (1962-11-01), Boylan et al.
patent: 3284262 (1966-11-01), Fowling
patent: 3697353 (1972-10-01), Brochu et al.
patent: 4472231 (1984-09-01), Jenkins

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