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434698

Sigma-Aldrich

Poly(ethylene-co-1-butene)

melt index 0.8 g/10 min (190°C/2.16kg)

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About This Item

Linear Formula:
(CH2CH2)x[CH2CH(C2H5)]y
CAS Number:
25087-34-7
MDL number:
MFCD00217714
UNSPSC Code:
12162002

melt index

0.8 g/10 min (190°C/2.16kg)

contains

antioxidant (varying amounts)

hardness

30 (Shore D, ASTM 2240)

mp

60 °C

transition temp

softening point 72 °C (Vicat, 200g, ASTM D 1525)

density

0.88 g/mL at 25 °C

Mw/Mn

~2.0

elongation

ASTM D 412 - 620% (at break)

SMILES string

C=C.CCC=C

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Application

Additive for polyethylene and polypropylene used in injection, extrusion and blow molding.

Features and Benefits

Linear copolymer.
Exhibits plastic and elastic properties. Low temperature impact modifier, high clarity, reduces stress cracking and has low temperature heat sealability. Narrow molecular weight and composition distributions.

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Certificates of Analysis (COA)

Lot/Batch Number
19813HO
07315LU
06226MS
09826JC
01204AN

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