QUINONEDIIMINE-CONTAINING RUBBER COMPOSITION FILLED WITH SILICA Russian patent published in 2006 - IPC C08K5/29 C08K3/36 C08L21/00 C08K5/08 

Abstract RU 2285020 C2

FIELD: polymers, in particular rubber compositions.

SUBSTANCE: claimed sulfur curable composition filled with silica and/or silicate contains (per 100 pts of rubber): silica and/or silicate 20-100 pts; silane binding agent as modifier of silica or silicate 1.6-8 pts; antiaging agent 0.05-5 pts; curing accelerant 0.1-5 pts; sulfur or sulfur donor 0.1-10 pts; and quinonediimine 0.5-5 pts, with the proviso, that antiaging agent is not quinonediimine. Invention also relates to method for curing which includes mixing and heating of abovementioned rubber composition at 110-200°C for up to 12 h; as well as industrial article such as pneumatic tire containing rubber cured stock obtained as described above.

EFFECT: composition of accelerated curing time, improved abrasion resistance, viscoelastic properties, aging characteristics, etc.

10 cl, 6 tbl

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RU 2 285 020 C2

Authors

Datta Rabindra Nat

Khjuntink Nikolas Marija

Talma Auke Gerardus

Dates

2006-10-10Published

2001-11-26Filed