产品名称
碱木质素,
description
surface tension 43 mN/m (1% aqueous)
Quality Segment
form
powder
impurities
5% moisture
loss
13.4 wt. % loss on heating, @ 316°C, 3.3 wt. % loss on heating, @ 149°C, 5.7 wt. % loss on heating, @ 204°C, 8.5 wt. % loss on heating, @ 260°C
pH
6.5 (25 °C, 5%, aqueous solution)
transition temp
sintering point 188 °C
solubility
NaOH: 0.05% (warm 5% aquesous), MEK: partially soluble, benzene: insoluble, dioxane: soluble, ethylene glycol: soluble, hexane: insoluble, methanol: partially soluble
density
1.3 g/mL at 25 °C
bulk density
23 lb/cu.ft (loose), 32 lb/cu.ft (packed)
General description
碱性木质素是复杂的三维聚合物，也是发生水解降解的牛皮纸木质素。它是木质纤维素材料的主要成分之一。木质素是第二代生物乙醇生产的主要产物，是从木材中分离纤维素的杂质。
Application
碱性木质素可用作天然纤维与石油基树脂复合材料的表面处理剂。它可用作生物吸附剂，有望用于从废水中去除有毒金属离子。
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存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)