432407
聚苯乙烯- 嵌段 - 聚异戊二烯- 嵌段 - 聚苯乙烯
styrene 17 wt. %
别名:
聚苯乙烯-block-聚异戊二烯，多臂
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关于此项目
线性分子式:
[CH2CH(C6H5)]X[CH2CH=C(CH3)CH2]Y[CH2CH(C6H5)]z
化学文摘社编号:
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
MDL number:
InChI
1S/C8H8.C5H8/c1-2-8-6-4-3-5-7-8;1-4-5(2)3/h2-7H,1H2;4H,1-2H2,3H3
SMILES string
CC(=C)C=C.C=Cc1ccccc1
InChI key
ROGIWVXWXZRRMZ-UHFFFAOYSA-N
form
beads
melt index
106 g/10 min (200°C/5.0kg)
mol wt
Mn 1,900
contains
phenolic as antioxidant
composition
styrene, 17 wt. %
hardness
32 (Shore A)
viscosity
5 poise, 25 wt. % in toluene(25 °C, Brookfield)(lit.)
solubility
solvents with solubility parameters between 7.7 and 9.4: soluble
density
0.92 g/mL at 25 °C
elongation
ASTM D 412 - 1,300% (ultimate)
Quality Level
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Application
热熔胶、密封剂、沥青和油凝胶的组分。用作聚合物、热固性材料和普通橡胶配方的调节剂。直接模制或挤出的汽车部件、体育用品、工作鞋和薄膜。
Features and Benefits
高强度和低粘度，易于熔融和溶液处理。高温降解导致交联。直至-65°C 都可以保持柔韧性，绝缘性能优良，耐酸碱。
Physical form
热塑性弹性体。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Stretchable Optomechanical Fiber Sensors for Pressure Determination in Compressive Medical Textiles.
Joseph D Sandt et al.
Advanced healthcare materials, 7(15), e1800293-e1800293 (2018-05-29)
Medical textiles are widely used to exert pressure on human tissues during treatment of post-surgical hematoma, burn-related wounds, chronic venous ulceration, and other maladies. However, the inability to dynamically sense and adjust the applied pressure often leads to suboptimal pressure
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