Method of injection molding a reinforced article

Details Method of injection molding a reinforced article Method of injection molding a reinforced article

1991-08-21

1992-04-07

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

26433118, 525 31, B29C 4514

Patent

active

051026058

ABSTRACT:
A method of making a molded article by injecting into a mold filled with reinforcing material a resin composition including (a) 40 to 80% by weight of a resin including an oligomer having a number average molecular weight of 900 to 3,000 in terms of polystyrene equivalent obtained by gel permeation chromatography and having two or more terminal (meth)acrylate groups and an unsaturated polyester, and (b) 20 to 60% by weight of methyl (meth)acrylate monomer.

REFERENCES:
patent: 4834933 (1989-05-01), Gardner et al.
patent: 5047288 (1991-09-01), Hishiro et al.

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