4.4.2.2 Structure and propertiesthecis-BR:crystallization below3'Cinfluenceon tensile strength:little
▪ the cis-BR: crystallization below 3ºC ▪influence on tensile strength : little 4.4.2.2 Structure and properties
4.4.2.2Structure and propertiesThe main limitations:1.Poortack（附着性）2.poor road grip of tyre treads3.poortearand tensile strengthas compared with both SBR andnaturalrubber
The main limitations: ▪1. Poor tack(附着性) ▪2. poor road grip of tyre treads ▪3. poor tear and tensile strength as compared with both SBR and natural rubber. 4.4.2.2 Structure and properties
4.4.2.3Applicationsuseful blending material for the tyreindustry(withits high resistance toabrasion and low heat build-up)blends withSBRinpassenger-cartyres and with NR in truck tyres
▪useful blending material for the tyre industry(with its high resistance to abrasion and low heat build-up ) ▪blends with SBR in passenger-car tyres and with NR in truck tyres. 4.4.2.3 Applications
4.4.2.3Applicationshighlyresilient playballstoughening rubber in high-impactpolystyrene
▪highly resilient playballs. ▪toughening rubber in high-impact polystyrene. 4.4.2.3 Applications
The abrasion resistance :rapiddeformationability'polybutadiene rubbers: lower Tggood abrasionresistancehighresilience:superball
▪The abrasion resistance : rapid deformation ability ▪polybutadiene rubbers: lower Tg ▪good abrasion resistance ▪high resilience : superball