指标\型号
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PAC-HV-1
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PAC-HV-2
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PAC-LV-1
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PAC-LV-2
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取代度
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≥0.85
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≥0.9
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≥0.95
|
≥0.95
|
粘度(2%溶液,NDJ-79型粘度计,25℃)
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≥1600mPa.s
|
≥1600mPa.s
|
50~100mPa.s
|
80~100mPa.s
|
水分
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≤10%
|
≤9%
|
≤10%
|
≤10%
|
pH
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6.5 ~ 8.5
|
6.5 ~ 8.5
|
6.0 ~ 8.5
|
6.0 ~ 8.5
|
造浆率(θ600转读数):
0.88克样品在350ml去离子水
1.33克样品在350ml 4%NaCl
1.0克样品在350ml饱和NaCl
|
|
≥30
≥30
≥30
|
|
|
流变性能:
2.0克样品在350ml海水
3.0克样品在350ml海水
4.0克样品在350ml海水
|
YP≥5
YP≥20
YP≥40
|
|
YP≤1
YP≤1
YP≤1
|
|
API 失水:
2.0克样品在350ml海水
3.0克样品在350ml海水
4.0克样品在350ml海水
|
≤20ml
≤15ml
≤10ml
|
|
≤20ml
≤15ml
≤10ml
|
|
API 失水:
0.75克样品在海水中
|
|
≤26ml
|
|
|
流变性能:
2.5克样品在350ml去离子水中
2.5克样品在350ml饱和NaCl
|
|
|
|
PV<18 YP<18
PV<8 YP<8
|
API 失水:
0.5克样品在350ml去离子水
1.0克样品在350ml海水/氯化钾
|
|
|
|
≤10ml
≤24ml
|