Patent ID: 6086798
Filing Date: 2000-07-11
Classification: B29C,B29L

Abstract:
A method for producing a product by injection molding, the method comprising:(a) attaching a mold die to an injection machine;(b) injecting molten material into the mold die;(c) forming the product in the mold die from the molten material as the molten material cools;(d) removing the product from the mold die;(e) stopping the injection machine and opening the mold die;(f) attaching an adhesive surface to the mold die, where the adhesive surface is attached to an inside surface of the mold die, wherein the adhesive surface is on one side of a film; and(g) removing the adhesive surface from the inside surface of the mold die, thereby transferring contamination from the inside surface of the mold die to the adhesive surface, without closing clamping, and re-opening the mold die,wherein steps (a) through (d) are repeated multiple times before performing steps (e) through (g), andwherein subsequent to step (g), going back and repeating performance of steps in the method starting from step (a).