Method of making a molded product having a functional film the p

Details Method of making a molded product having a functional film the p Method of making a molded product having a functional film the p

1996-04-10

1998-10-27

Timm, Catherine

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Producing multilayer work or article

264515, B29C 4946

Patent

active

058274693

ABSTRACT:
Molding methods for disposing a functional film on a hollow inner surface or undulated surface. A blow molding process for manufacturing a molded product having a hollow part and a pressure forming process for manufacturing a molded product having an undulated part, and the products produced there from. Before the parison or forming material is cooled and solidified, a compressed fluid containing a material for forming a film is supplied into a die, thereby forming a film simultaneously when molding.

REFERENCES:
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patent: 4617077 (1986-10-01), Giese et al.
patent: 5093053 (1992-03-01), Eckardt et al.
patent: 5472746 (1995-12-01), Miyajima et al.
N. Shinbun, "Foil Formed from Liquid Material", Samco Develops New System, news item, Jun. 17, 1995 (with English translation).
European Search Report dated Jan. 25, 1996 for application EP 95 30 6760.

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