跳转至内容
Merck
CN
所有图片(1)

文件

安全信息

452149

Sigma-Aldrich

聚丙烯

Syndiotactic, average Mw ~174,000, average Mn ~75,000

登录查看公司和协议定价
所有图片(1)
线性分子式:
[CH2CH(CH3)]n
CAS号:
9003-07-0
MDL编号:
MFCD00084447
UNSPSC代码:
12162002
PubChem化学物质编号:
24868680

注释

51.6 %  (45°C)

熔融指数

2.2 g/10 min (230°C/2.16kg)

分子量

average Mn ~75,000
average Mw ~174,000

影响强度

14.9 ft-lb/in. (Izod)

转变温度

Tm 125 °C (DSC, peak)

密度

0.9 g/mL at 25 °C (lit.)

SMILES字符串

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 key

NSYDMBURIUSUDH-RTWAWAEBSA-N

正在寻找类似产品? 访问 产品对比指南

外形

93% 为间同立构体。

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

法规信息

新产品

分析证书(COA)

输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ （Lot或Batch）字后找到。

已有该产品？

在文件库中查找您最近购买产品的文档。

访问文档库

G Imanidis et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 47(3), 283-287 (1999-06-26)
The possibility to control the release rate of salbutamol through the hydrophobic Celgard 2500 polypropylene membrane by varying the composition and the viscosity of hydrophilic drug vehicles was investigated. The use of the polypropylene membrane as a control membrane for
[Procedure for membrane oxygenation of blood over hydrophilic polymer membranes].
H Körber et al.
Biomedizinische Technik. Biomedical engineering, 43 Suppl, 338-340 (1998-12-22)
Simon J Gallagher et al.
Journal of drug targeting, 11(6), 373-379 (2003-12-12)
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
F Cassiola et al.
Artificial organs, 24(3), 168-173 (2000-04-12)
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
P K Amid et al.
Journal of biomedical materials research, 28(3), 373-375 (1994-03-01)
This preliminary study examined the possibility of preventing intestinal adhesions to biomaterials while preserving their incorporation with the abdominal wall. White New Zealand rabbits received intraperitoneal implants of different biomaterials for repair of defects created on the abdominal wall. The

我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.

联系技术服务部门