Assertion: polybutadiene rubber | /r/HasProperty | br
Facets:
Source sentences:
text: Polybutadiene rubber (BR) blended with SBR or NRabrasion-resistant, good elasticity, flexible at low temperatures Isoprene rubber (IR) more uniform cleaner, transparent Acrylonitrile butadiene rubber (NBR) Oil and fuel resistant, good heat distortion temperature properties, abrasion resistant Chloroprene rubber (CR)
text: The main polymers subjected to sulfur vulcanization are polyisoprene (natural rubber, NR), polybutadiene rubber (BR) and styrene-butadiene rubber (SBR), all of which are rich in unsaturated bonds.