190993

Poly(4-methyl-1-pentene)

medium molecular weight

• Linear Formula: (CH₂CH[CH₂CH(CH₃)₂])_n
• CAS Number: 25068-26-2
• MDL number: MFCD00084382
• UNSPSC 코드: 12162002
• PubChem Substance ID: 24851464
• NACRES: NA.23

속성

• Quality Level: 100
• 양식: solid
• 용융 지수: 26 g/10 min (260°C/5kg)
• 충격 강도: 3 kg.cm/cm² (Izod, ASTM D 256)
• 유전 상수: 2.12, 100 MHz (ASTM D 150)
• 경도: 80 (Rockwell R, ASTM D 758)
• refractive index: n20/D 1.463
• mp: 235 °C
• 전이 온도: softening point 178 °C (Vicat, ASTM D 1525)
• density: 0.835 g/mL at 25 °C
• SMILES string: CC(C)CC=C
• InChI: 1S/C6H12/c1-4-5-6(2)3/h4,6H,1,5H2,2-3H3
• InChI key: WSSSPWUEQFSQQG-UHFFFAOYSA-N

설명

애플리케이션

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.

특징 및 장점

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

물리적 형태

Crystalline, isotactic.

안전성 정보

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Gloves, type N95 (US)