Method for producing upsized FRP member

Plastic and nonmetallic article shaping or treating: processes – With measuring – testing – or inspecting

Reexamination Certificate

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Details

C264S102000, C264S128000, C264S135000, C264S136000, C264S236000, C264S257000, C264S314000, C264S316000

Reexamination Certificate

active

07081218

ABSTRACT:
This invention relates to a method for manufacturing a large FRP member including: disposing a preform containing a reinforcing fiber on a surface of a molding die; covering a molding portion with a bagging material or a mold and providing a suction port and a resin injection port for sealing; evacuating the molding portion through the suction port; heating the molding portion; injecting a thermosetting resin from the resin injection port for impregnating the reinforcing fiber with the resin while a temperature Tm of the molding die and a temperature Tv of the bagging material or the mold are both set to room temperature or more, and a difference ΔT in temperature between the Tm and the Tv is set to 10° C. or less; and curing the resin by maintaining the molding portion at a predetermined temperature Tpc which is equal to or more than room temperature.

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JP 2000043173 A Feb. 2000 Japan Abstract.
European Search Report for PCT/JP02/08019.

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