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Regular Butyl & Halogenated Butyl Rubber

Butyl rubber (IIR) is a synthetic rubber, a copolymer of isobutylene with isoprene. Providing excellent air retention, it is widely used for tire inner liners among other applications.

X_Butyl® BB 2030 Bromobutyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 32 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Bromine Content 1,80 wt % Internal Method
Antioxidant non-staining > 0,03 wt % Internal Method
X_Butyl® BB 2040 Bromobutyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 39 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Bromine Content 1,80 wt % Internal Method
Antioxidant non-staining ≥ 0,03 wt % (*)
Ash Content ≤ 0,7 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 0,7 wt % ISO 248 / ASTM D 5668
X_Butyl® BB X2 Bromobutyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 46 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Bromine Content 1,80 wt % Internal Method
Antioxidant non-staining > 0,03 wt % Internal Method
Ash Content ≤ 0,7 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 0,7 wt % ISO 248 / ASTM D 5668
X_Butyl® CB 1240 Chlorobutyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 38 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Chlorine Content 1,25 wt % Internal Method
Antioxidant non-staining ≥ 0,03 wt % (*)
Ash Content ≤ 0,5 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 0,5 wt % ISO 248 / ASTM D 5668
X_Butyl® RB 100 Regular Butyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 33 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Unsaturation 0,90 %(Mol) (*)
Antioxidant non-staining ≥ 0,03 wt % (*)
Ash Content ≤ 0,3 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 0,3 wt % ISO 248 / ASTM D 5668
X_Butyl® RB 101-3 Regular Butyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 51 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Unsaturation 1,75 %(Mol) (*)
Ash Content ≤ 0,3 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 1 wt % ISO 248 / ASTM D 5668
X_Butyl® RB 301 Regular Butyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 51 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Unsaturation 1,85 %(Mol) (*)
Antioxidant non-staining ≥ 0,03 wt % (*)
Ash Content ≤ 0,3 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 0,3 wt % ISO 248 / ASTM D 5668
X_Butyl® RB 402 Regular Butyl Rubber
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 33 MU ISO 289 / ASTM D 1646 ML (1+8) 125 °C
Unsaturation 2,25 %(Mol) (*)
Antioxidant non-staining ≥ 0,03 wt % (*)
Ash Content ≤ 0,3 wt % ISO 247 / ASTM D 5667
Volatile Content ≤ 0,3 wt % ISO 248 / ASTM D 5668

Butadiene Rubber

The BR family of polybutadiene rubber helps optimize tire compositions, improving grip, fuel economy, and overall lifetime. They provide a great balance between processability and performance.

Buna® CB 1203 Cobalt BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 43 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content > 96 %
Buna® CB 1220 AO Cobalt BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 40 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content > 96 %
Buna® CB 1221 Cobalt BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 53 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content > 96 %
Buna® CB 22 Neodymium BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 63 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content > 96 %
Buna® CB 24 Neodymium BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 44 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content > 96 %
Buna® CB 25 Neodymium BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 44 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content > 96 %
Buna® CB 29 MES Neodymium BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 37 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Oil Content 27,3 wt % ISO 1407
Cis 1,4 Content > 96 %
Buna® CB 29 TDAE Neodymium BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 37 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Oil Content 27,3 wt % ISO 1407
Cis 1,4 Content > 96 %
Buna® CB 380 Lithium BR, Plastic Modification
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 38 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Solution Viscosity 90 mPa.s Internal Method
Cis 1,4 Content 38 %
Color < 5,0 Internal Method
Buna® CB 380 IT Lithium BR, Plastic Modification
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 38 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Solution Viscosity 90 mPa.s Internal Method
Cis 1,4 Content 38 %
Color < 5,0 Internal Method

Chloroprene Rubber

Chloroprene rubber (international ASTM/DIN-abbreviation: CR) is a high-performance material with a wide variety of applications. Baypren® is the brand-name of the ARLANXEO range of polymers based on 2-chloro-1,3-butadiene (chloroprene), which are manufactured by water-based emulsion polymerization....

Baypren® 110 M 41 M-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 41 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 49 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 112 M 41 M-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 41 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 114 M 62 Precrosslinked Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 62 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 116 M 43 XD-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 43 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 116 M 49 XD-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 49 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 126 M 70 XD-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 70 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 210 M 43 M-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 43 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 210 M 48 M-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 48 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667

Emulsion Styrene Butadiene Rubber

E-SBR is predominantly used for the production of car tires, light truck tires and truck tire retread compounds. It presents good mechanical properties, abrasion, and tear resistance.

Buna® SE 1500 Oil-free E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 52 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 23,5 wt % ASTM D 5775
Buna® SE 1502 H Oil-free E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 53 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 23,5 wt % ASTM D 5775
Buna® SE 1502 L Oil-free E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 49 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 23,5 wt % ASTM D 5775
Buna® SE 1723 Oil-extended E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 50 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 23,5 wt % ASTM D 5775
Oil Content 27,2 wt % ASTM D 5774
Buna® SE 1739 Oil-extended E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 53 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 40,0 wt % ASTM D 5775
Oil Content 27,2 wt % ASTM D 5774
Buna® SE 1783 Oil-extended E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 49 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 23,5 wt % ASTM D 5775
Oil Content 27,2 wt % ASTM D 5774
Buna® SE 1793 Oil-extended E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 51 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 23,5 wt % ASTM D 5775
Oil Content 27,2 wt % ASTM D 5774
Buna® SE 1799 Oil-extended E-SBR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 40,0 wt % ASTM D 5775
Oil Content 27,2 wt % ASTM D 5774
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 135 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Brookfield Viscosity 800 cps ASTM D1417 25 °C
Bound Styrene 24,0 wt % ASTM D 5775
Total Solids 68,0 wt % ASTM D 1417
Superficial Tension 33,5 dyn/cm ASTM D 1417
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 135 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Brookfield Viscosity 800 cps ASTM D1417 25 °C
Bound Styrene 24,0 wt % ASTM D 5775
Total Solids 68,0 wt % ASTM D 1417
Superficial Tension 33,5 dyn/cm ASTM D 1417

Ethylene Propylene Diene Rubber

EPDM is typically used in outdoor applications and at elevated temperatures of up to 150 °C. It's used in both automotive and industrial applications such as automotive sealing systems, coolant hoses, windshield wipers, oil additives, roof sheeting, window gaskets, conveyor belts, as well as wire...

Keltan® 0500R Downsheared
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 11 g/10mi ASTM D 1238
Molecular Weight Distribution Narrow Internal Method
Ethylene Content 49 wt % ASTM D 3900
Keltan® 0500RS Downsheared
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 6,5 g/10mi ASTM D 1238
Molecular Weight Distribution Narrow Internal Method
Ethylene Content 49 wt % ASTM D 3900
Keltan® 10660C Very high Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 66 MU ISO 289 / ASTM D 1646 ML (1+8) 150 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 56 wt % ASTM D 3900
ENB Content 6,5 wt % ASTM D 6047
Keltan® 10675C Very high Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 67 MU ISO 289 / ASTM D 1646 ML (1+8) 150 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 65 wt % ASTM D 3900
ENB Content 6,0 wt % ASTM D 6047
Oil Content 50 PHR ISO 1407
Keltan® 10950C
Regional
Very high Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 66 MU ISO 289 / ASTM D 1646 ML (1+8) 150 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 52 wt % ASTM D 3900
ENB Content 9,0 wt % ASTM D 6047
Mooney Viscosity ISO 289 / ASTM D 1646 ML (1+8) 150 °C
Ethylene Content ASTM D 3900
Keltan® 13561C Very high Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 92 MU ISO 289 / ASTM D 1646 ML (1+8) 150 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 56 wt % ASTM D 3900
ENB Content 5,5 wt % ASTM D 6047
Oil Content 15 PHR ISO 1407
Keltan® 13951C DE Very high Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 92 MU ISO 289 / ASTM D 1646 ML (1+8) 150 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 44 wt % ASTM D 3900
ENB Content 9,0 wt % ASTM D 6047
Oil Content 15 PHR ISO 1407
Keltan® 1500 R Downsheared
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 2,55 g/10mi ASTM D 1238
Molecular Weight Distribution Narrow Internal Method
Ethylene Content 49 wt % ASTM D 3900
Keltan® 1519R Downsheared
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 4,5 g/10mi ASTM D 1238
Molecular Weight Distribution Narrow Internal Method
Maleic Anhydride Content 1,9 wt % Internal Method
Ethylene Content 49 wt % ASTM D 3900
Keltan® 2450 Low Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 28 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 48 wt % ASTM D 3900
ENB Content 4,1 wt % ASTM D 6047

Ethylene Vinyl Acetate Rubber

ARLANXEO’s EVM rubbers are sold under the tradenames Baymod® L, Levamelt® and Levapren®. EVM rubbers are produced by copolymerization of ethylene and vinyl acetate. Our ethylene-vinyl acetate copolymers are used as synthetic rubbers, or as modifiers in thermoplastics, specifically PVC. The main...

Baymod® L 2450 Thermoplast Modification Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 3 g/10mi ASTM D 1238
Vinyl Acetate Content 45 wt % Internal Method LP 015
Separating Agent ≤ 0.8 wt % 7 wt % ISO 247 / ASTM D 5667
Baymod® L 6515 VP Thermoplast Modification Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 4 g/10mi ASTM D 1238
Vinyl Acetate Content 65 wt % Internal Method LP 015
Separating Agent ≤ 0.8 wt % 15 wt % ISO 247 / ASTM D 5667
Levamelt® 400 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 3 g/10mi ISO 1133
Vinyl Acetate Content 40 wt % Internal Method LP 015
Levamelt® 450 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 3 g/10mi ISO 1133
Vinyl Acetate Content 45 wt % Internal Method LP 015
Levamelt® 452 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 10 g/10mi ISO 1133
Vinyl Acetate Content 45 wt % Internal Method LP 015
Levamelt® 456 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 25 g/10mi ISO 1133
Vinyl Acetate Content 45 wt % Internal Method LP 015
Levamelt® 500 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 2,75 g/10mi ISO 1133
Vinyl Acetate Content 50 wt % Internal Method LP 015
Levamelt® 600 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 2,75 g/10mi ISO 1133
Vinyl Acetate Content 60 wt % Internal Method LP 015
Levamelt® 650 VP General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 4 g/10mi ISO 1133
Vinyl Acetate Content 65 wt % Internal Method LP 015
Levamelt® 686 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Melt Flow Index 190 °C 25 g/10mi ISO 1133
Vinyl Acetate Content 68 wt % Internal Method LP 015

Hydrogenated Nitrile Butadiene Rubber

ARLANXEO's HNBR products, summarized under the Therban® brand, offer excellent properties wherever high temperature and fluid resistance is needed. The polarity of HNBR is directly influenced by the ACN content. Higher ACN increases the polymer's polarity and, therefore, resistance in non-polar...

Therban® 3406 Fully Saturated (suitable for peroxide crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 63 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 34 wt % ISO 24698-1
Residual Double Bonds 0,9 % IR Spectroscopy
Therban® 3407 Fully Saturated (suitable for peroxide crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 70 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 34,0 wt % ISO 24698-1
Residual Double Bonds 0,9 % IR Spectroscopy
Therban® 3446 Partially Saturated (suitable for peroxide and sulfur crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 61 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 34,0 wt % ISO 24698-1
Residual Double Bonds 3,95 % IR Spectroscopy
Therban® 3467 Partially Saturated (suitable for peroxide and sulfur crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 68 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 34,0 wt % ISO 24698-1
Residual Double Bonds 5,5 % IR Spectroscopy
Therban® 3496 Partially Saturated (suitable for peroxide and sulfur crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 34,0 wt % ISO 24698-1
Residual Double Bonds 18,0 % IR Spectroscopy
Therban® 3607 Fully Saturated (suitable for peroxide crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 66 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 36,0 wt % ISO 24698-1
Residual Double Bonds 0,9 % IR Spectroscopy
Therban® 3627 Partially Saturated (suitable for peroxide and sulfur crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 66 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 36,0 wt % ISO 24698-1
Residual Double Bonds 2,0 % IR Spectroscopy
Therban® 3629 Partially Saturated (suitable for peroxide and sulfur crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 87 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 36,0 wt % ISO 24698-1
Residual Double Bonds 2,0 % IR Spectroscopy
Therban® 3668 VP Partially Saturated (suitable for peroxide and sulfur crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 80 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 36,0 wt % ISO 24698-1
Residual Double Bonds 6,0 % IR Spectroscopy
Therban® 3907 Fully Saturated (suitable for peroxide crosslinking) Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 70 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 39,0 wt % ISO 24698-1
Residual Double Bonds 0,9 % IR Spectroscopy

Nitrile Butadiene Rubber

Nitrile-butadiene rubber (NBR) is a copolymer made from butadiene and acrylonitrile. NBR is essential for technical rubber products that need to be resistant to mineral oils, service fluids, and greases in automotive applications and machinery.

Krynac® 3345 B Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 70 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 115 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 34,0 wt % ISO 24698
Krynac® 2645 F Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 26,0 wt % ISO 24698
Krynac® 2850 F Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 48 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 27,5 wt % ISO 24698
Krynac® 2865 F Medium Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 28,0 wt % ISO 24698
Krynac® 33110 F High Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 110 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 33,0 wt % ISO 24698

Functionalized & Standard S-SBR and Block Co-Polymers

The tire industry is the main market segment for S-SBR. S-SBR offers improved wet grip and reduced rolling resistance — which translate to greater safety and better fuel economy.

Buna® BL 30-4548 Diblock Copolymers (Buna BL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 48,0 wt % ASTM D 5775
Block Styrene Content 30,0 wt % ASTM D 3314
Buna® BL XP 7409 Diblock Copolymers (Buna BL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 50 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Bound Styrene 48,5 wt % ASTM D 5775
Block Styrene Content 34,5 wt % ASTM D 3314
Buna® FX 3234A-2 Functionalized S-SBR (Buna FX)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 65 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Styrene Content 34 wt % Internal Method
Oil Content 27,3 wt % Internal Method
Vinyl Content 32 wt % Internal Method
Buna® FX 3234A-2HM Functionalized S-SBR (Buna FX)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 63 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Styrene Content 34 wt % Internal Method
Oil Content 27,3 wt % Internal Method
Vinyl Content 32 wt % Internal Method
Buna® SL 4518-4 Standard S-SBR (Buna SL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Styrene Content 18 wt % ASTM D 5775
Oil Content 27,3 wt % ASTM D 5774
Buna® SL 4525-0 Standard S-SBR (Buna SL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 45 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Styrene Content 25 wt % ASTM D 5775
Buna® SL 7518-4 Standard S-SBR (Buna SL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 75 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Styrene Content 18 wt % Internal Method
Oil Content 13 wt % ASTM D 5774
Buna® VSL 2438-2 HM Standard S-SBR (Buna VSL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 80 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Styrene Content 38 wt % Internal Method
Oil Content 27,3 wt % Internal Method
Vinyl Content 24 wt % Internal Method
Buna® VSL 3038-2 HM Standard S-SBR (Buna VSL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 66 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Styrene Content 38 wt % Internal Method
Oil Content 27,3 wt % Internal Method
Vinyl Content 30 wt % Internal Method
Buna® VSL 4526-2 Standard S-SBR (Buna VSL)
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 50 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Styrene Content 26 wt % Internal Method
Oil Content 27,3 wt % Internal Method
Vinyl Content 44,5 wt % Internal Method