Process for forming a crosslinked polyvinyl chloride foam and pr

Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy

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521145, 521150, 521915, C08F 800

Patent

active

041871596

ABSTRACT:
Crosslinked polyvinyl chloride foams are formed by first expanding a polyvinyl chloride containing plastisol comprising a blowing agent, and a reactive crosslinking plasticizer to form a foamed composition and then subjecting the foamed composition to irradiation to crosslink the foamed composition via the crosslinking plasticizer.

REFERENCES:
patent: 2952593 (1960-09-01), Rubens
patent: 3359193 (1967-12-01), Pinner
patent: 3539488 (1970-11-01), Klopfer et al.
patent: 3542661 (1970-11-01), Klopfer et al.
patent: 3709806 (1973-01-01), Minami et al.
patent: 3816284 (1974-06-01), Kagiya et al.

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