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Lion Elastomers SBR 1732N

SBR 1732N is an environmentally friendly version of SBR 1721 with higher bound styrene content, and aromatic extender oil replaced with a naphthenic oil. It was developed for tire applications.

Polymer Name: Emulsion Styrene Butadiene Rubber (ESBR)

Additives Included: Antioxidant

Features: Cold Polymerized, Oil Extended

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Knowde Enhanced TDS

Identification & Functionality

Additives Included
Technologies

Features & Benefits

Unique Features
  • Cold polymerized styrene-butadiene elastomer
  • Naphthenic oil extended
  • Replacing aromatic extender oil with a naphthenic oil

Applications & Uses

Applications
  • Passenger & heavy-service treads
  • Retread rubbers and bicycle tires
Usage Guidelines

Antioxidant is added to this polymer to provide protection during manufacture and storage. The end user’s process may require additional antioxidant protection.

Properties

Physical Form
Emulsifying System
Mixed acid
Typical Properties
ValueUnitsTest Method / Conditions
Ash Contentmax. 0.8wt %
Bound Styrene30.5-33.5wt %
Mooney Viscosity41-51MML 1+4 (100˚C)
Oil Content32.5parts – Naphthenic
Organic Acid Content3.6-6.0wt %
Polymer100parts
Soap Content0.5wt %
Specific Gravity0.95g/cc.ASTM D-792
Volatile Matter0.9wt %ZS 1008K
Additional Information
ValueUnitsTest Method / Conditions
CoagulantAcid
StabilizerStaining

Regulatory & Compliance

Packaging & Availability

Packaging Type