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432466

Supelco

Polystyrene-block-polyisoprene-block-polystyrene

Synonym(s):

Polystyrene-block-polyisoprene, multi-arm

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About This Item

Linear Formula:
[CH2CH(C6H5)]X[CH2CH=C(CH3)CH2]Y[CH2CH(C6H5)]z
CAS Number:
25038-32-8
MDL number:
MFCD00217755
UNSPSC Code:
12000000

contains

phenolic as antioxidant

hardness

32 (Shore A)

viscosity

25 poise, 25 wt. % in toluene(25 °C, Brookfield)(lit.)

solubility

solvents with solubility parameters between 7.7 and 9.4: soluble

density

0.91 g/mL at 25 °C

elongation

ASTM D 412 - 1,300% (ultimate)

SMILES string

CC(=C)C=C.C=Cc1ccccc1

InChI

1S/C8H8.C5H8/c1-2-8-6-4-3-5-7-8;1-4-5(2)3/h2-7H,1H2;4H,1-2H2,3H3

InChI key

ROGIWVXWXZRRMZ-UHFFFAOYSA-N

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Application

Component of hot melt adhesives, sealants, asphalt and oil gels. Modifier for polymers, thermosets and general rubber compounding. Direct molded or extruded auto parts, sporting goods, footware and film.

Features and Benefits

High strength and low viscosity for easy melt and solution processing. High temperature degradation results in cross-linking. Flexible to -65°C. Excellent electrical insulator, resists acids and alkali.

Physical form

Contains approx. eight arms
Thermoplastic elastomer.

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
02920TG
11108KN

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