Polymer composition, the production and further processing thereof into receptacles
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United States of America Patent
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Aug 26, 2003
Grant Date -
N/A
app pub date -
Aug 23, 1999
filing date -
Jan 22, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for preparing a container for handling a household waste material which involves molding a household waste container from a plastic batch material containing 0.1 to 10% by weight of at least one phenol biocide selected from the group consisting of 5,5'-dichloro-2,2'-dihydroxydiphenyl methane, 3,5,3',5'-tetrachloro-4,4'-dihydroxydiphenyl methane, 3,5,6,3',5',6'-hexachloro-2,2'-dihydroxydiphenyl methane, 5,5'-dichloro-2,2'-dihydroxydiphenyl sulfide, 2,4,5,2',4',5'-hexachloro-dihydroxydiphenyl sulfide, 3,5,3',5'-tetrachloro-2,2'-dihydroxydiphenyl sulfide, and 2,4,4'-trichloro-2'-hydroxydiphenyl ether to form the container with an inner and an outer co-extruded layer wherein the phenol is applied on a co-extruded layer forming the surface of the inner co-extruded layer.
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