Molded article of thermoplastic resin and process for producing

Details Molded article of thermoplastic resin and process for producing Molded article of thermoplastic resin and process for producing

1988-10-13

1990-03-06

Robinson, Ellis P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428195, 428323, 428325, 428340, 428412, 428419, 428457, 428458, 428460, 428341, 4284735, 428901, 525 57, 525 61, 524557, 174256, 361397, B32B 900

Patent

active

049065157

ABSTRACT:
There are disclosed (1) an injection-molded thermoplastic resin article having on a surface thereof a copper foil or a copper foil circuit, wherein the thermoplastic resin comprises one of polycarbonate, polyethersulfone, and polyetherimide and an adhesive layer comprising polyvinyl butyral having a degree of polymerization of up to 1000, polyvinyl formal having a degree of polymerization of up to 1000, or a mixture or both polymers is formed either the copper foil or the copper foil circuit and the molded thermoplastic resin and (2) a process for producing such injection-molded thermoplastic resin articles.

REFERENCES:
patent: 3218215 (1985-11-01), Achterhof et al.
patent: 4400577 (1983-08-01), Spear
patent: 4679122 (1987-07-01), Belke, Jr. et al.
Electronics International 12/15/82, "Injection Molding . . . ", vol. 55 (1982), Dec. No. 25--Engelmaier et al.

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