Rubber surface treatment and products derived therefrom

Coating processes – Coating remains adhesive or is intended to be made adhesive – Pressure sensitive adhesive

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Details

4272082, 4272071, 428515, 428516, 428517, 428521, 428523, B05D 510

Patent

active

054786304

ABSTRACT:
The treatment of an uncured or partially cured rubber surface with a solvent mixture of a blend of n-heptane and iso-heptane. The treatment is to remove surface bloom and/or freshen the surface and to maintain or increase building tack. Cured adhesion can also be enhanced or maintained. An appropriate solvent mixture is provided. An article can be produced thereby as a cured assembly of rubber components. In one aspect, a purpose is to provide a suitable solvent mixture treatment of an uncured or partially cured rubber surface with a solvent mixture which has an acceptably minimal aromatic content, suitable drying time on the rubber surface and an acceptable odor in the workplace.

REFERENCES:
patent: 3776811 (1973-12-01), Eckert et al.
patent: 4156671 (1979-05-01), Keown et al.

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