| Category : |
Polymers/Synthetic resin and plastics |
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| CAS NO : |
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| EC NO : |
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| MF : |
C12H12O4 |
| MW : |
220.2213 |
| Product description : |
XW321(High-class)
Instrinsic viscosity(dL/g): 0.980±0.015
Melting point(℃):223.0±2.0
COOH content(mol/t):25.0±4.0
Color value(b):4.0±2.0
Color value(L):≥88
Moisture(%):≤0.40
Ash content(mg/kg):≤300
Hundred-grain weight(g):M±0.10
Different shape chip(%):≤0.3
Characteristics:Middle viscosity,stable quality
Less agglomerated particles,filters and spinning components have long life
Good spinnability,full size bobbins,uniform dyeability
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| Uses : |
Mainly used to produce POY,DTY and FDY ranges from 20D to 60D.DTY is widely used in manufacturing fabrics,pants fabric,denim,elastic covered yarn,bandage,base fabric of band-aid. Used to produce monofilament,wig filament and brush.Brush includes oil paint |
| Synonyms : |
Pbt;Poly(butylene terephthalate);Polybutylene Terephthalate; |
| Molecular Structure : |
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