Thin wall application with injection compression molding and in-mold roller

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United States of America Patent

PATENT NO 9908272
SERIAL NO

14774484

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Abstract

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A method for making a thin wall component comprise: locating a film (40) in a mold cavity of a mold, wherein the mold cavity has an initial mold thickness, wherein the film comprises a base layer (41) and a pattern layer (42); injecting a molding material (60) into the mold cavity such that the molding material contacts the pattern layer, wherein the molding material comprises a polymeric material and a filler; compressing the mold to a final mold thickness that is less than the initial mold thickness, to form a molded product, wherein the pattern layer forms a surface of the molded product; and removing the molded product from the mold. A molded product formed by the method. The method produce a thin walled component without warpage, inner stresses, poor surface quality, or washout defects.

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Patent Owner(s)

Patent OwnerAddress
SABIC GLOBAL TECHNOLOGIES B VPLASTICSLAAN 1 BERGEN OP ZOOM 4612 PX

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cao, Shipu Shanghai, CN 6 10
Ho, Harold Shanghai, CN 1 0
Kong, Xin Shanghai, CN 7 17
Shen, Qingya Shanghai, CN 5 12
Sun, Pei Helen Shanghai, CN 4 1
Yan, Wei Shanghai, CN 120 987

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