Vulcanizable rubber mixture and vulcanizing process for such a r

Details Vulcanizable rubber mixture and vulcanizing process for such a r Vulcanizable rubber mixture and vulcanizing process for such a r

1981-05-27

1983-11-29

Lieberman, Allan

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524432, 525139, 525194, 525195, 525196, 525232, 525233, C08K 322, C08L 902, C08L 906, C08L 6110

Patent

active

044181736

ABSTRACT:
A vulcanizable rubber mixture which will give the desired properties of leather-hard rubber and can also be extruded with a mixture which gives soft rubber. The composite profile from the extrusion has an area of leather-hard rubber and an area of soft rubber. The composite profile is heated by hot air and/or uhf radiation to 180.degree. to 280.degree. C. and the vulcanized profile cooled very rapidly to 10.degree. to 50.degree. C.

REFERENCES:
patent: 3250733 (1966-05-01), Giller
patent: 3725330 (1973-04-01), Shirato et al.
patent: 3944510 (1976-03-01), Bowers et al.
patent: 4014827 (1977-03-01), Hart et al.
patent: 4160759 (1979-07-01), Gardner et al.

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