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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 % (*)
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 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 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 60 Lithium BR
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 60 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Cis 1,4 Content 38 %
Buna® Nd 22 EZ Easy Processing Nd-BR (Buna Nd)
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® Nd 24 EZ Easy Processing Nd-BR (Buna Nd)
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 %

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....

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® 214 M 55 Precrosslinked Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 215 M 50 Precrosslinked Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 50 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Ash Content ≤ 1,0 wt % ISO 247 / ASTM D 5667
Baypren® 230 M 108 M-modified Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 108 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
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® 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
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® 2470C DE Low Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 22 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution CLCB Internal Method
Ethylene Content 70,5 wt % ASTM D 3900
ENB Content 4,5 wt % ASTM D 6047
Keltan® 2750 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 7,8 wt % ASTM D 6047
Keltan® 4450 Medium Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 46 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution Narrow Internal Method
Ethylene Content 52 wt % ASTM D 3900
ENB Content 4,3 wt % ASTM D 6047
Keltan® 4460D
Regional
Medium Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 46 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution Broad Internal Method
Ethylene Content 58 wt % ASTM D 3900
DCPD Content 4,5 wt % ASTM D 6047
Keltan® 4465 Medium Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 48 MU ISO 289 / ASTM D 1646 ML (1+4) 125 °C
Molecular Weight Distribution Broad Internal Method
Ethylene Content 56 wt % ASTM D 3900
ENB Content 4,1 wt % ASTM D 6047
Oil Content 50 PHR ISO 1407
Keltan® 5170 Medium Mooney
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 59 MU ISO 289 / ASTM D 1646 125 °C
Molecular Weight Distribution Narrow Internal Method
Ethylene Content 71,0 wt % ASTM D 3900
ENB Content 1,5 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...

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
Levapren® 400 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 20 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 40 wt % Internal Method LP 015
Levapren® 450 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 20 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 45 wt % Internal Method LP 015
Levapren® 500 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 27 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 50 wt % Internal Method LP 015
Levapren® 600 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 27 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 60 wt % Internal Method LP 015
Levapren® 600 XL Special Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 55 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 60 wt % Internal Method LP 015
Levapren® 700 General Purpose Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 27 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 70 wt % Internal Method LP 015
Levapren® 700 XL Special Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 60 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Vinyl Acetate Content 70 wt % Internal Method LP 015

Hydrogenated Nitrile Butadiene Rubber

ARLANXEO's HNBR product, under the Therban brand, offers excellent properties for engine components. The polarity of HNBR is directly influenced by the ACN content. Higher ACN reduces the polymer's polarity in non-polar media like oil, grease, fat, and fuels. HNBR combines excellent oil resistance...

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® 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® 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® AT 3404 Low Mooney – Advanced Technology Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 39 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® AT LT 2004 VP Low Mooney – Advanced Technology Grades
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 39 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 21,0 wt % ISO 24698-1
Residual Double Bonds 0,9 % Internal Method

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® 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
Perbunan® 2870 F Fast Cure
Property Nominal Value Test Method Condition Temperature
Mooney Viscosity 70 MU ISO 289 / ASTM D 1646 ML (1+4) 100 °C
Acrylonitrile Content 28,0 wt % ISO 24698