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Merck

428175

Sigma-Aldrich

聚丙烯

Amorphous

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About This Item

线性分子式:
[CH2CH(CH3)]n
CAS号:
MDL號碼:
分類程式碼代碼:
12162002
PubChem物質ID:
NACRES:
NA.23

形狀

pellets

硬度

18 dmm (Penetrometer, ASTM D 5)

黏度

10 poise(190 °C, Brookfield Thermosel)(lit.)

轉變溫度

Tg -10 °C
softening point 155 °C (ring and ball, ASTM E 28)

密度

0.9 g/mL at 25 °C (lit.)

SMILES 字串

CC=C

InChI

1S/C22H42O3/c1-2-3-4-5-11-14-17-20-21(25-20)18-15-12-9-7-6-8-10-13-16-19-22(23)24/h20-21H,2-19H2,1H3,(H,23,24)/t20-,21+/m1/s1

InChI 密鑰

NSYDMBURIUSUDH-RTWAWAEBSA-N

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應用

热熔胶和纸层合胶的基体聚合物,嵌缝胶和密封剂的填料和粘度调节剂,以及电线电缆应用中的防水剂。

特點和優勢

低气味、良好的热稳定性、低色泽,以及与弹性体、塑料和粘性树脂的广泛相容性。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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The aim of this study was to test the hypothesis that the most appropriate model for studying the diffusional release of an active from a topical formulation is one in which the membrane offers minimal resistance to release and involves
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The introduction of microporous polypropylene hollow fibers in recent years has brought considerable advances to blood oxygenators. However, lifetime and assembly problems are still unresolved. In this work we tried to rate the oxygen permeation velocity by turning the fibers

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