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434728

Poly(ethylene-co-1-butene)

Name: Poly(ethylene-<I>co</I>-1-butene)
Brand: ALDRICH

melt index 3.0 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

UNSPSC Code:

12162002

MDL number:

MFCD00217714

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Properties

melt index

3.0 g/10 min (190°C/2.16kg)

contains

antioxidant (varying amounts)

hardness

25 (Shore D, ASTM D 2240)

transition temp

T_m 60 °C (DSC, peak), softening point 65 °C (Vicat, ASTM D 1525)

density

0.878 g/mL at 25 °C

M_w/M_n

~2.0

elongation

ASTM D 412 - 840% (at break)

SMILES string

C=C.CCC=C

Description

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.

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number

11310JR

09303AN

11223MO

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