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描述
Viscosity:300 - 400 cps, c = 2%; Water at 25° C
质量水平
形式
powder
自燃温度
725 °F
分子量
average Mw ~380,000
标记范围
1.0 mol per mol cellulose (D.S.)
2.0 mol per mol cellulose (M.S.)
mp
288-290 °C (dec.)
密度
0.6 g/mL at 25 °C (lit.)
InChI
1S/C29H52O21/c1-10-15(34)16(35)24(13(8-33)45-10)49-28-20(39)18(37)25(50-29-26(43-5-4-30)21(40)23(42-3)12(7-32)47-29)14(48-28)9-44-27-19(38)17(36)22(41-2)11(6-31)46-27/h10-40H,4-9H2,1-3H3
InChI key
CWSZBVAUYPTXTG-UHFFFAOYSA-N
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一般描述
2-羟乙基纤维素（HEC）是一种水溶性生物聚合物，主要用作增稠剂和粘合剂。它具有保水性和良好的成膜能力，可用于保护性覆盖物。
非离子型水溶性聚合物。水溶液为假塑性的。易于分散，不会结块。
应用
增稠剂、保护胶体、粘合剂、稳定剂和悬浮剂。
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
Chemical modification of cellulose extracted from sugarcane bagasse: Preparation of hydroxyethyl cellulose
Abdel-Halim ES
Arabian Journal of Chemistry, 7(3), 362-371 (2014)
Distribution of substituents in O-(2-hydroxyethyl) cellulose
Lindberg B, et al.
Carbohydrate Research, 170(2), 207-214 (1987)
Lauren L Katzen et al.
Sexually transmitted diseases, 38(11), 1050-1055 (2011-10-14)
The reliability and validity of self-reports of vaginal microbicide use are questionable given the explicit understanding that participants are expected to comply with study protocols. Our objective was to optimize the use of Population Council's previously validated dye stain assay
Ahmed M Eissa et al.
Carbohydrate polymers, 90(2), 859-869 (2012-07-31)
This article describes a versatile method for the modification of 2-hydroxyethyl cellulose (HEC) involving azide-alkyne cycloaddition reaction to impart neutral (ester) and ionic (carboxylic acid and 1(ry) amine) functionalities. The synthetic approach involved, first the introduction of the azide functionality
H Braunwarth et al.
Der Urologe. Ausg. A, 51(3), 403-408 (2012-02-22)
There are special requirements for draining a pouch, e.g. length, flexibility and ability to drain highly viscous urine. We checked in vitro the flow time of pure and synthetic urine thickened with hydroxyethylcellulose (0.125% and 0.250%, HEC) on selected catheters.
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