Fiber reinforced plastic and an indication method thereof

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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Details

428192, 428201, 4289033, 280 1, 2802811, 442391, B32B 300, B32B 714

Patent

active

056077521

ABSTRACT:
An FRP product of the state that a printed material is covered on its back surface side with a transparent surface mat by coating a surface of a mold with a gel coating to become an outer surface through a mold release agent, laying a glass mat of unsaturated polyester resin-impregnated reinforced fiber on the gel coating, further laying a glass mat of the same material sufficiently by pressure of a roller or a brush on the gel coating, laying a printed material for indicating the material at an arbitrary position thereon, laying, for example, a transparent surface mat of unsaturated polyester resin-impregnated glass fiber by pressure of a presser such as a roller or a brush or the like on the printed material, and hardening together them, and an indication method thereof is obtained.
Thus, an indication of the material of the FRP product to be displayed on a back surface side of the hand-lay-up FRP product can be accurately confirmed from outside for a long period of time.

REFERENCES:
patent: 3957943 (1976-05-01), Ogura
patent: 4869941 (1989-09-01), Ohki

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