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431257

Sigma-Aldrich

Polyisoprene, cis

average Mw ~38,000 by GPC, made from natural rubber

Synonym(s):

Poly(1-methyl-1-butene-1,4-diyl)

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About This Item

Linear Formula:
[CH2CH=C(CH3)CH2]n
CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

description

unsaturation 98 mole %

form

viscous liquid

mol wt

average Mw ~38,000 by GPC

viscosity

350 poise(37 °C, Brookfield)(lit.)

density

0.92 g/mL at 25 °C

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Application

Non-fugitive, reactive plasticizer, rheology modifier for lubricants, reactive binder.

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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