Stabilizer combination for the rotomolding process

Details Stabilizer combination for the rotomolding process Stabilizer combination for the rotomolding process

B - Operations, Transporting

29

C

B29C 41/06 (2006.01) B29C 41/00 (2006.01) C08K 5/00 (2006.01) C08K 5/15 (2006.01) C08K 5/1535 (2006.01) C08K 5/51 (2006.01) C08K 5/524 (2006.01) C08K 5/527 (2006.01)

Patent

CA 2219687

A description is given of a process for the production of polyolefin hollow articles, which comprises charging the polyolefin with a stabilizer combination, comprising (A) at least one compound from the group of the organic phosphites or phosphonites, and (B) at least one compound from the group of the 3-arylbenzofuranones, filling this mixture into a mold, heating this mold in an oven to above 280°C, such that the stabilised polyolefin fuses, rotating the mold around at least 2 axes, the plastic spreading to the walls, and cooling the mold while still rotating, opening it and taking the resultant hollow article out.

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