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CN
Anhui Wanwei High-tech Materials Co., Ltd

Tel: 0551-82189354 82189188

Fax: 0551-82189354

Email: microtang@126.com

Polyester chip
  • product description
  • Product parameter
Related introduction:

Polyester chip is the basic chemical raw material, be widely used in the textile、plastic packaging、agriculture area. The production capacity for polyester chip is 60000 tons, can produce flame retardant chip、cationic and composite chip. The product has award by ISO9001 quality management system certification.

  The company has advanced production technology, good quality and reliability, be regard as “ leader in polyester chip area”.

Technical parameters

  一、 Cation series products:

  1、CDP:

  Quality index:

1 Intrinsic viscosity , dl/g 0.583~0.607

2 Melting point, ℃,≥ 249

3 Carboxyl content, mol/t≤ 52

4 Chroma (b) 3.5~7.5

5 Agglutination particle (≥10um) , piece/mg ≤ 3.0

6 Moisture,%≤   0.4

7 Abnormal slices and powder,%≤ 0.4

8 Ash, %≤ 0.5

9 Iron, %≤ 0.0004

10 Diethylene glycol content, %≤ 3.6

  2、ECDP:

Quality index:

1 Intrinsic viscosity, dl/g 0.575~0.595

2 Melting point, ℃ 235~245

3 Carboxyl content, mol/t≤ 52

4 Chroma (b) 4~6

5 Agglutination particle (≥10um) , piece/mg≤ 5.0

6 Moisture,%≤ 0.5

7 Abnormal slices and powder,%≤ 0.5

二、 PTT chip:

Quality index:

1 Intrinsic viscosity, dl/g 0.380~0.400

2 Melting point, ℃ 205~215

3 Chroma (b) 2~6

4 Moisture,%≤ 0.5

5 Abnormal slices and powder,%≤ 0.6

三、 Flame retardant chip: 

Quality index:

1 Intrinsic viscosity, dl/g 0.64~0.68

2 Melting point, ℃ 235~245

3 Carboxyl content, mol/t≤ 40

4 Chroma (b) 4~7

5 Agglutination particle (≥10um) piece/mg≤ 4.0

6 Moisture,%≤ 0.4

7 Abnormal slices and powder,%≤   0.6

8 Utmost limit oxygen index,%≥    30

Market application

  一、Cation series products:

  1、CDP:

  Production process: this product is made from purified terephthalic acid, ethylene glycol and third monomer.

  Main use: the product is used for spinning different specifications of polyester short fiber, long fiber, good dyeing under high pressure.

  2、ECDP:

  Production process: this product is made from purified terephthalic acid, ethylene, third monomer and fourth monomer.

  Main use: the product is used for spinning differe


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