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AFDENE BR50

High Cis Polybutadiene Rubber

Supplied by Karbochem (Pty) Ltd

The technical datasheet with complete property values for AFDENE BR50 is available to members of the Prospector Plastics Database.
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Product Description
Afdene BR50 is a white to honey brown solution polymerised polymer of butadiene. It is a low cis polymer of 37% cis; 53% trans and 10% vinyl-additions using an alkyl lithium catalyst and stabilised with a non-staining stabiliser.

PACKAGING
Bales weighing 35kg each are individually wrapped in LDPE film and packed in masonite lined wooden crates containing 30 bales.
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Europe
  • North America
Catalyst 
  • Lithium
Appearance 
  • Light Brown
  • White
  
Forms 
  • Bale
Physical
Nominal Value
Unit
Test Method
Specific Gravity 2
 
 Internal Method
Mooney Viscosity 2 (ML 1+4, 212°F)
MU
 ASTM D1646
1,4-cis Content
wt%
 Internal Method
Ash Content
%
 ASTM D5667
Stabilizer - non-staining
%
 ASTM D5774
Volatile Matter
%
 ASTM D5668
Elastomers
Nominal Value
Unit
Test Method
Tensile Stress (300% Strain)
psi
 ASTM D412
Tensile Strength (Yield)
psi
 ASTM D412
Tensile Elongation (Break)
%
 ASTM D412
Additional Information
Rheometer, MDR2000E, 160°C, 0.5° arc, 100 cpm, ASTM D5289:
ML: 2.6 to 3.7 dN.m
MH: 17.2 to 21.2 dN.m
Ts1: 1.5 to 3.5 min
Tc 50: 5.8 to 8.8 min
Tc 90: 10.8 to 13.8 min
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: AFDENE BR50, AFDENE , AFDENEBR50, BR 50, BR50, Polybutadiene Rubber, High Cis, Polybutadiene Rubber High Cis, PBR, High Cis, PBR High Cis, Polybutadiene Rubber, PBR, Karbochem, PolybutadieneRubberHighCis, PBRHighCis, PolybutadieneRubber, 50BR
Notes
1Typical properties: these are not to be construed as specifications.
2Raw Rubber
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.