Method for producing a tire forming bladder

Details Method for producing a tire forming bladder Method for producing a tire forming bladder

1995-11-09

1997-08-19

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Anti-stick or adhesion preventing coating

264234, 264326, 264344, 264345, B29C 3502

Patent

active

056585128

ABSTRACT:
A method for producing a bladder includes shaping a mass of crude rubber containing an oil component into a specified bladder shape by a mold; vulcanizing the shaped bladder in the mold; removing the vulcanized bladder from the mold; placing the vulcanized bladder in an environment having a high temperature to keep the vulcanized bladder in the high temperature for a specified time to remove the oil component from the vulcanized bladder; and coating an outer surface of the oil component-removed bladder with a separating agent layer.

REFERENCES:
patent: 3903947 (1975-09-01), Emerson
patent: 4531902 (1985-07-01), Stuhldreher et al.
patent: 4534812 (1985-08-01), Fukui et al.
patent: 4554122 (1985-11-01), Allardice
patent: 4822436 (1989-04-01), Callis et al.
patent: 4863650 (1989-09-01), Kohler et al.
patent: 4943609 (1990-07-01), Stuhldreher

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