End termination materials for recloseable polymeric bags

Details End termination materials for recloseable polymeric bags End termination materials for recloseable polymeric bags

B - Operations, Transporting

65

D

B65D 33/25 (2006.01) B29C 45/00 (2006.01) B29C 45/14 (2006.01) B29C 45/17 (2006.01) B65D 30/02 (2006.01) C08K 3/20 (2006.01) C08K 5/01 (2006.01) C08K 5/49 (2006.01)

Patent

CA 2358942

A process for preparing an end termination for use with a reclosable polymeric bag comprises providing a mixture comprising from about 70 to about 95 wt.% of a polyolefin, from about 5 to about 25 wt.% hydrocarbon, from about 0.01 to about 2 wt.% mold release agent, from about 0.1 to about 1 wt.% primary antioxidant, and at least about 0.06 wt.% secondary antioxidant. Next, the mixture is heated approximately to its appropriate application temperature and the melted mixture is injected into a mold. After the mixture is cooled to form the end termination, the end termination as ejected from the mold.

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