428213

Poly(ethylene-co-propylene)

average M_w ~28,700, average M_n ~9,100 (GPC vs. polyethylene stds.)

• Linear Formula: [CH₂CH(CH₃)]_X(CH₂CH₂)_Y
• CAS Number: 9010-79-1
• MDL number: MFCD00134017
• UNSPSC 코드: 12162002

속성

• 분자량: average M_n ~9,100 (GPC vs. polyethylene stds.); average M_w ~28,700
• 경도: 30 dmm (Penetrometer, ASTM D 5)
• 점도: 200 poise(190 °C, Brookfield Thermosel)(lit.)
• 전이 온도: T_g −22 °C; softening point 135 °C (ring and ball, ASTM E 28)
• density: 0.9 g/mL at 25 °C (lit.)
• SMILES string: C=C.CC=C
• InChI: 1S/C3H6.C2H4/c1-3-2;1-2/h3H,1H2,2H3;1-2H2
• InChI key: HQQADJVZYDDRJT-UHFFFAOYSA-N

설명

애플리케이션

Base polymer in hot melt adhesives and paper-laminating, extender and viscosity modifier in caulks and sealants and waterproofing agent in wire and cable applications.

Low odor, good heat stability, low color and broad compatibility with elastomers, plastics and tackifying resins.

물리적 형태

Amorphous copolymer.