Super Bright PET Chip WK-631

WK-631 PET resin super bright type is a PET polymer material which is widely used for BOPET film, and fiber/filament yarn .

Features: 

  • Good color,low impurity content,stable molecular weight and distribution
  • Excellent processing performance and compatibility
  • Good production stability, high production efficiency and yield.

A tabela a seguir fornece os parâmetros que caracterizam o tipo:

 

Parâmetro
Unidade
Valor
Método de teste
Viscosidade intrínseca
dL/g
0,645±0,010
Q/WK033
-COOH
mmol/kg
26± 4
Q/WK033
Temperatura máxima durante a fusão (DSC por nitrogênio)
°C
254± 2
Q/WK033
Cor (valor b)
--
0,5± 2
Q/WK033
Conteúdo DEG
%
0,9± 0,15
Q/WK033
Teor de umidade
%
≤0,40
Q/WK033

Typical applications: BOPET film and fiber / filament yarn.

 

WK-631 is a super bright PET. It has good color, low impurity content, good production stability, high production efficiency and high yield.It is widely used in the production of BOPET film and fiber / filament yarn.