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VECTOR® 4255AS

Technical Datasheet | Supplied by TSRC Corporation

VECTOR® 4255AS by TSRC Corporation is a radial styrene-isoprene (SI)n block copolymer with narrow molecular weight distribution. It can be produced by using proprietary anionic polymerization technology. Provides low viscosity as well as higher modulus, cohesive strength, and heat resistance. VECTOR® 4255AS is suitable for pressure-sensitive applications requiring high strength, low viscosity and easy melt processing.

VECTOR® 4255AS Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Diblock Content

25 - 35 %

(By Weight)

TSRC Method

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

10 - 17 g/10 min

(At 200°C/5kg)

ASTM D1238

Specific Gravity

0.93

ASTM D792

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