427179

Poly(vinylidene fluoride-co-hexafluoropropylene)

average M_w ~455,000, average M_n ~110,000, pellets

• 동의어(들): PVDF-HFP
• Linear Formula: (-CH₂CF₂-)_x[-CF₂CF(CF₃)-]_y
• CAS Number: 9011-17-0
• MDL number: MFCD00212573
• UNSPSC 코드: 12162002
• PubChem Substance ID: 24866742
• NACRES: NA.23

속성

• 양식: pellets
• Quality Level: 100
• 용융 지수: 3.5-7.5 g/10 min (230°C/12.5kg)
• 분자량: average M_n ~110,000; average M_w ~455,000
• 충격 강도: 6-10 ft-lb/in. (Izod, ASTM D 256, notched)
• 유전 상수: 9.0-10.0, 100 Hz (ASTM D 150)
• 경도: 70 (Shore D, ASTM D 2240)
• refractive index: n20/D 1.42
• 점도: 23,000-27,000 poise(230 °C) (100 sec^-1)(lit.)
• 전이 온도: T_m 155-160 °C (ASTM D 3418)
• density: 1.77 g/mL at 25 °C
• SMILES string: FC(F)=C.FC(F)=C(F)C(F)(F)F
• InChI: 1S/C3F6.C2H2F2/c4-1(2(5)6)3(7,8)9;1-2(3)4/h;1H2
• InChI key: OQMIRQSWHKCKNJ-UHFFFAOYSA-N

설명

애플리케이션

Wire and cable coatings, flexible and corrosion-resistant tubing, and liners for pipes and tanks.

특징 및 장점

Excellent thermal stability, chemical and abrasion resistance, impervious to UV degradation, self-extinguishing and retains properties on aging. Improved flexibility at subzero temperatures, stress crack resistance and elongation to break over poly(vinylidene fluoride).

물리적 형태

Crystalline, thermoplastic copolymer.

안전성 정보

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Gloves, type N95 (US)