Process and apparatus of extrusion molding rubbers and thermal c

Plastic and nonmetallic article shaping or treating: processes – Carbonizing to form article – Agglomeration or accretion

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264 25, 264 459, 264176R, 264236, 264347, 264DIG46, 264DIG65, 4251746, 425376A, 425379R, H05B 360

Patent

active

044592507

ABSTRACT:
A process of extrusion molding plasticized vulcanizable or cross-linkable rubber or synthetic resin materials, comprising the steps of heating said materials to an elevated temperature in a short time immediately before a molding die and vulcanizing or cross-linking the materials in the manner of maintaining said elevated temperature substantially while the materials are passing through the die or for a while after they have passed through the die, thereby obtaining mold goods.

REFERENCES:
patent: 3095608 (1963-07-01), Munsell
patent: 3335460 (1967-08-01), Radl
patent: 3354243 (1967-11-01), Dodge
patent: 3354250 (1967-11-01), Killoran
patent: 3469012 (1969-09-01), Devaney
patent: 3517097 (1970-06-01), Mixell et al.
patent: 3576933 (1971-04-01), Bates et al.
patent: 3588955 (1971-06-01), Azuma
patent: 3780200 (1973-12-01), Maurer et al.

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