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Hunan Xiangwei Co.,Ltd
 
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Hunan Xiangwei Co.,Ltd
[China]
Address:
dajiangkou town,Huaihua city,Hunan province,China Huaihua Hunan 419323 China
Phone:
86-745-2318233
Contact name:
Liosion.Leo , Manager
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Hunan Xiangwei Co.,Ltd
 
Products

Hpmc(Hydroxypropyl Methylcellulose)
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Hpmc(Hydroxypropyl Methylcellulose)
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1、Molecular structure:

n:degree of polymerization; R:-H,-CH3 or CH2CHOHCH3

2.Technical Index:

Quality index

Item

Type (gelatification temperature)

60°C

65°C

75°C

Methoxyl

28-30%

27-30%

19-24%

Hydroxypropyl

7-12%

4-7.5%

4-12%

Gelatification temperature

58-64

62-68

70-90

Moisture

≤5%

Ash

≤1%

PH(1% solution,25°C)

4-8

Viscosity specification

Type

Specification

Range, mpa.s

special low viscosity

5

3-7

10

8-12

15

13-18

low viscosity

25

20-30

50

40-60

100

80-120

high viscosity

4000

3500-5600

12000

10000-14000

special high viscosity

20000

17000-22000

25000

22000-28000

30000

27000-32000

40000

37000-42000

50000

2900-3900

Note:2% aqueous solution at 20°C;*1% aqueous solution at 20°C


Related Keywords: Hpmc , Hydroxypropyl Methylcellulose


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