Process for foam production using carbon dioxide dissolved under

Details Process for foam production using carbon dioxide dissolved under Process for foam production using carbon dioxide dissolved under

1997-07-03

2000-02-01

Kuhns, Allan R.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

By mechanically introducing gas into material

264 458, 264 51, 264DIG77, B29C 4420

Patent

active

060199199

ABSTRACT:
A process and device for the continuous production of slabstock foam by foaming a polyurethane reactive mixture containing carbon dioxide dissolved under pressure, comprising the steps of

REFERENCES:
patent: 2774106 (1956-12-01), Bethe
patent: 3181199 (1965-05-01), Voelker
patent: 3184419 (1965-05-01), Merriman
patent: 3325823 (1967-06-01), Boon
patent: 3786122 (1974-01-01), Berg
patent: 4177029 (1979-12-01), Goldsworthy et al.
patent: 5665287 (1997-09-01), Fiorentini et al.
Becker/Braun, Kunststoff-Handbuch, vol. 7, Polyurethane (month unavailable) Figures 4.8 & 4.9, p. 148.

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