Chain Extender Of Pet/pbt

Chain Extender Of Pet/pbt

Chain Extender CE-SY CE-SY is excellent chain Extender CE-SY for recycled PET, PBT. Improving the viscosity, tensile strength, breaking elongation and impact strength, can match the request of engineering plastic. 1, Technical Date Appearance: White fine granule Purity:98% Moisture:0.5% max...

Chain Extender CE-SY 

CE-SY is excellent chain Extender CE-SY for recycled PET, PBT. Improving the viscosity, tensile strength, breaking elongation and impact strength, can match the request of engineering plastic. 

1, Technical Date

 Appearance: White fine granule   

 Purity:98%   

 Moisture:0.5% max   

 MFI:3.17g/10min (200℃,2.5kg)   

 Density:0.93g/cm3 Epoxy Group 

 Content: 5%   

 Recommend dosage: 0.5%~5%   

 Processing temperature:300℃ max    

2, Application test result

Item

Recycle PET without CE-SY

Formula 1

Formula 2

Tensile strength, MPa

22.3

47.8

49.5

Breaking elongation rate, %

9.6

55.5

36

Impact strength, kJ/m2

4.6

6.1

5.2

Bending strength, MPa

69.7

70.4

71.1

Bending modulus, MPa

2394

2295

2334

*This is the typical test data for PET bottle sheet.

3. Anti-aging property test

Item

PET bottle sheet

Formula 1

Formula 2

xenon lamp aging Time

0h

24h

0h

24h

0h

24h

Tensile strength, MPa

45.2

10.5

63.1

20.3

58.3

26.2

Breaking elongation rate, %

8

3

23

5

99

5

Impact strength, kJ/m2

4.3

2.1

4.8

2.2

4.5

2.2

Hot-Humid aging test condition:120℃, 100%RH

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