FIELD: chemistry.
SUBSTANCE: composition contains filler as well as (i) at least one rubber which contains an unsaturated olefin fragment and (ii) less than 2 parts/100 parts rubber and preferably more than 0.1 parts/100 parts particles of functionalised nanosized zinc oxide. Said particles are particles of nanosized zinc oxide with a coating agent. The composition is obtained by mixing said components, preferably with addition of a primary vulcanisation accelerator in total amount of 0.5-4 parts/100 parts rubber. The composition is used as or in a component of tyres, belts and hoses.
EFFECT: method ensures significant reduction in content of zinc oxide in a rubber composition without negative effect on the subsequent solidification and vulcanisation process and enables to avoid the use of additional vulcanisation accelerators.
23 cl, 5 dwg, 5 tbl, 7 ex
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Authors
Dates
2012-09-10—Published
2007-05-22—Filed