Dispense and control apparatus and method for coating an...

Details Dispense and control apparatus and method for coating an... Dispense and control apparatus and method for coating an...

B - Operations, Transporting

29

C

B29C 45/16 (2006.01) B29C 45/76 (2006.01)

Patent

CA 2502039

A method of injection molding and in-mold coating an article is provided. A molten resin is injected into a molding cavity (16) until the molding cavity (16) is substantially filled. The injected molten resins is allowed to cool in the molding cavity (16) to form a molded article. A coating composition is injected into the molding cavity (16) and onto the molded article to in-mold coat the molded article when at least a surface to be coated of the molded article has reaches a modulus sufficient to support the coating composition.

L'invention concerne un procédé de moulage par injection et de revêtement dans le moule d'un article. Une résine fondue est injectée dans une cavité de moulage (16) jusqu'au moment où celle-ci (16) est suffisamment remplie. Les résines fondues injectées peuvent se refroidir dans la cavité de moulage (16) de manière à former un article moulé. Une composition de revêtement est injectée dans la cavité de moulage (16) et sur l'article moulé de manière à revêtir dans le moule l'article moulé quand au moins une surface à revêtir de l'article moulé a atteint un module suffisant pour supporter la composition de revêtement.

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