Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1988-05-06
1991-01-01
Henderson, Christopher
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525194, 525236, 525377, 525384, 525387, 525381, 525382, C08C 1900, C08C 1922
Patent
active
049819127
ABSTRACT:
A shaped article of a crosslinked elastomer, having a crosslink density continuously decreased from the surface toward the interior at a specific gradient, and being characterized with excellent surface non-stickiness and low friction properties, while maintaining tensile strength, elongation and compression set resistant properties as well as elastomeric properties.
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patent: 4148982 (1979-04-01), Morozumi
patent: 4358559 (1982-11-01), Holcomb
patent: 4645799 (1987-02-01), Wachi
Document J5 7080-039.
Document J5 7056-237.
Document J6 1247-744-A.
Document J5 1081-437-A.
Asahi Kasei Kogyo Kabushiki Kaisha
Henderson Christopher
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