Paste/emulslon PVC Resin for artificial leather
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Items
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SG3
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SG5
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SG8
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K value
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72-71
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68-66
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59-55
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VISCOSITY NUMBER ml/g
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135-127
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118-107
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Average degree of polymerization
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1370-1251
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1135-981
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740-650
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NUMBER OF IMPURITY PARTICLE
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≤16
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≤16
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≤20
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VOLATILE SUBSTANCE
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≤0.3
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≤0.4
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≤0.4
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VOLATILE CONTEN
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≥0.45
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≥0.48
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≥0.50
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Whiteness(160ºC,10min)%
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≥78
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≥75
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≥75
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Packing
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25kgs two layers draft paper bag or 1000kgs PP bag
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Property
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Average polymerization degree
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Bulk density,g/ml
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Whiteness(160ºC,10min),%>=
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1300
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1221-1380
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0.46-0.54
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78
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70
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1000
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981-1080
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0.51-0.57
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78
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70
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800
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751-850
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0.54-0.60
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78
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70
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700
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651-750
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0.53-0.61
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75
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70
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