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Merck
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Documentos

428116

Sigma-Aldrich

Polypropylene

Isotactic, average Mw ~12,000, average Mn ~5,000

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Sinônimo(s):
PP
Fórmula linear:
[CH2CH(CH3)]n
Número CAS:
9003-07-0
Número MDL:
MFCD00084447
Código UNSPSC:
12162002
ID de substância PubChem:
24866797
NACRES:
NA.23

Nível de qualidade

100

forma

pellets

peso molecular

average Mn ~5,000
average Mw ~12,000

viscosidade

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

pf

157 °C

número de acidez

<0.05 mg KOH/g

temperatura de transição

softening point 163 °C (ring and ball, ASTM E 28)

densidade

0.9 g/mL at 25 °C (lit.)

cadeia de caracteres SMILES

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

chave InChI

NSYDMBURIUSUDH-RTWAWAEBSA-N

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Categorias relacionadas

Aplicação

Modifier for waxes to reduce blocking, scuffing and abrasion. Improves pigment dispersion in polypropylene films and fibers.

propriedades físicas

Low density, low viscosity homopolymer.

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)

Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

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Hiroyuki Yanagisawa et al.
Molecules (Basel, Switzerland), 23(4) (2018-03-23)
This study was conducted with the aim of achieving the simultaneous screening of various additives in polymer materials by utilizing a solvent-free pyrolyzer/thermal desorption gas chromatography mass spectrometry (Py/TD-GC-MS) method. As a first step to achieve this goal, simultaneous screening
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
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
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
[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)
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