Manufacturing method of prefrom for composite material of automo

Details Manufacturing method of prefrom for composite material of automo Manufacturing method of prefrom for composite material of automo

1995-11-13

1997-12-02

Fiorilla, Christopher A.

Plastic and nonmetallic article shaping or treating: processes

Removal of liquid component or carrier through porous mold...

By direct application of vacuum or pneumatic pressure

B28B 126

Patent

active

056932740

ABSTRACT:
The present invention relates to a manufacturing method of preform for composite material of automobile, in particular, to an economical and easy mass-production manufacturing method of preform including the steps of manufacturing a wet sheet by pouring a suspension prepared by adding inorganic binder, organic binder and cohesion agent to reinforced fiber, into vacuum suction equipment, and forming the sheet into a cylindrical shape with cylindrical press and deforming the sheet form before drying.

REFERENCES:
patent: 4168950 (1979-09-01), Seemann et al.
patent: 4228826 (1980-10-01), Campbell, Jr.
patent: 5078822 (1992-01-01), Hodges et al.
patent: 5147546 (1992-09-01), Tadayon
patent: 5194407 (1993-03-01), Waisala et al.

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