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Merck

190993

Sigma-Aldrich

Poly(4-methyl-1-pentene)

medium molecular weight

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About This Item

Fórmula lineal:
(CH2CH[CH2CH(CH3)2])n
Número de CAS:
Número MDL:
Código UNSPSC:
12162002
ID de la sustancia en PubChem:
NACRES:
NA.23

Nivel de calidad

Formulario

solid

índice de fusión

26 g/10 min (260°C/5kg)

fuerza del impacto

3 kg.cm/cm2 (Izod, ASTM D 256)

constante dieléctrica

2.12, 100 MHz (ASTM D 150)

dureza

80 (Rockwell R, ASTM D 758)

índice de refracción

n20/D 1.463

mp

235 °C

temperatura de transición

softening point 178 °C (Vicat, ASTM D 1525)

densidad

0.835 g/mL at 25 °C

cadena SMILES

CC(C)CC=C

InChI

1S/C6H12/c1-4-5-6(2)3/h4,6H,1,5H2,2-3H3

Clave InChI

WSSSPWUEQFSQQG-UHFFFAOYSA-N

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Aplicación

Coating for paper food containers for microwave and conventional ovens. Release coatings for food and synthetic leather. Molded into medical labware. Film for decorative laminates and printed circuit boards.

Características y beneficios

Very low specific gravity, high transparency, resistant to oxidation and prone to stress cracking. Good electrical insulator.

Forma física

Crystalline, isotactic.

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)


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ACS nano, 6(8), 6890-6896 (2012-07-18)
Soft lithography methods are emerging as useful tools for high-resolution, three-dimensional patterning of polymers and nanoparticles. However, the low Young's modulus of the standard template material, poly(dimethylsiloxane) (PDMS), limits attainable resolution, fidelity, and alignment capability. While much research has been
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European journal of anaesthesiology, 25(2), 152-157 (2007-07-28)
It has been demonstrated that volatile anaesthetics have cardioprotective properties during open-heart procedures, especially when administered continuously. European Council Directive 93/42/EEC concerning medical devices bans the supplementary incorporation of anaesthetic vaporizers in the bypass circuit. Since the uptake of volatile
Sang-Chul Shin et al.
International journal of pharmaceutics, 235(1-2), 141-147 (2002-03-07)
Triprolidine-containing matrix was fabricated with poly(4-methyl-1-pentene) (TPX) polymer to control the release of the drug. Effect of penetration enhancer and stripping of skin on the permeation of triprolidine through the excised mouse skin was studied. Penetrating enhancers showed the increased
Ayano Chiba et al.
Physical review. E, Statistical, nonlinear, and soft matter physics, 85(2 Pt 1), 021807-021807 (2012-04-03)
High-pressure in situ x-ray diffraction and specific-volume measurements on isotactic poly(4-methyl-1-pentene) melt have uncovered abrupt changes in the pressure dependence of microscopic structure as well as that of macroscopic density. The first sharp diffraction peak of the polymer melt, which
Sang-Chul Shin et al.
International journal of pharmaceutics, 232(1-2), 131-137 (2002-01-16)
Oral administration of triprolidine, antihistamines, may cause many adverse effects such as dry mouth, sedation, dizziness and transdermal drug delivery was considered. Poly(4-methyl-1-pentene) (TPX) membrane, which has good mechanical strength was fabricated by the casting method. TPX membranes was a

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