Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2008-05-20
2008-05-20
Rábago, Robert (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S332500, C525S333900, C525S343000, C525S370000, C525S331900
Reexamination Certificate
active
07375164
ABSTRACT:
The present invention relates to vulcanizing agent containing metal alkanedithiols for unsaturated rubbers.
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patent: 5342900 (1994-08-01), Wolpers et al.
patent: 90/12826 (1990-11-01), None
Mabrouk et al., Inorganica Chimica Acta 145 (1988) 237-241.
W. Hofmann, Kautschuk-Technologie [Rubber Technology], Genter Verlag, Stuttgart, 1980, p. 64 and 254-255.
R.N. Datta and W.F. Helt, Flexsys B.V. Rubber World, Aug. 1997, p. 24 seq. “Optimizing tire compound reversion resistance without sacrificing performance characteristics”.
H.E. Mabrouk et al.; Inorganica Chimica Acta, 145 (1988), pp. 237-241 “The Direct Electro-Chemical Synthesis of Zinc and Cadmium Derivatives of α,ω-Alkanedithiols and their Reaction with Carbon Disulphide”.
Database WPI Section Ch, Week 198720 Derwent Publications Ltd., London, GB; AN 1987-140999 XP002337614 & JP 62 081441 A (Japan Synthetic Rubber Co. Ltd.) Apr. 14, 1987 Zusammenfassung.
Database WPI Section Ch, Week 198202 Derwent Publications Ltd., London, GB; AN 1982-02721e XP002337615 & JP 56 149446 A (BridgeStone Tire KK) Nov. 19, 1981 Zusammenfassung.
Buding Hartmuth
Hahn Josef
Häp Nicole
Pallogh Petra
Ucal Nesibe
Kohncke Nicanor A.
LANXESS Deutschland GmbH
Rábago Robert
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