melt index
1.7 g/10 min (230°C/2.16kg)
mol wt
average Mw ~224,000 by GPC
composition
maleic anhydride, ~7 wt. %
impact strength
11.0 J/m (Izod, notched)
hardness
108 (Rockwell L, ASTM D 785)
transition temp
softening point 118 °C (Vicat, ASTM D 1525), Tg 120 °C
density
1.1 g/mL at 25 °C (lit.)
SMILES string
O=C1CC(\C=C/c2ccccc2)C(=O)O1
Application
工程热塑性。汽车仪表板、控制台和装饰件、食品托盘、空调格栅、水龙头把手和转向轮。
Features and Benefits
负载下抗变形温度可达 90°C。适用于挤出或注塑的良好流动性，低温（-40°C）下良好的冲击强度，尺寸稳定性，室温下的中等耐溶剂性。
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)
法规信息
新产品
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N K Lohiya et al.
International journal of andrology, 23(1), 36-42 (2000-01-13)
The feasibility of a spacing method for contraception, using Styrene Maleic Anhydride (SMA) as a vas occlusive agent, has been assessed in male langur monkeys. The vas deferens of 6 animals were occluded with 60 mg SMA in 120 microL
S K Guha
Asian journal of andrology, 1(3), 131-134 (2001-03-16)
The rationale and technique underlying a novel concept of non-invasive removal of an intravasal vas deferens polymeric contraceptive drug to reverse drug injection-induced azoospermia are explained. Thus the conventional methods of surgical exploration to remove vas deferens plugs and intravasal
K Verma et al.
Journal of reproduction and fertility, 63(2), 539-542 (1981-11-01)
An alternate co-polymer of styrene and maleic anhydride was dissolved in dimethylsulphoxide and injected into the vas deferens of rats. The polymer was retained in the vas deferens and the morphological changes detected were confined to the mucosa. When the