乙烯-醋酸乙烯共聚物|24937-78-8|EVA粉末;乙烯-醋酸乙烯共聚物;乙烯醋酸乙烯酯；EVA树脂|艾科试剂

CAS号:	24937-78-8
分子式:	(CH₂CH₂)x[CH₂CH(O₂CCH₃)]y
分子量:
别名:	EVA粉末;乙烯-醋酸乙烯共聚物;乙烯醋酸乙烯酯；EVA树脂

分子结构式:

货号	品名	产品规格	包装	单价(RMB)	可用库存	备注
143955	乙烯-醋酸乙烯共聚物	醋酸乙烯 12 wt. %, 熔融指数8 g/10 min (190°C/2.16kg)	250g	88	>10	s-d
143954	乙烯-醋酸乙烯共聚物	醋酸乙烯 12 wt. %, 熔融指数8 g/10 min (190°C/2.16kg)	1kg	320.00	>10	s-d
143953	乙烯-醋酸乙烯共聚物	醋酸乙烯 18 wt. %, 熔融指数8 g/10 min (190°C/2.16kg)	1kg	332.00	>10	s-d
143952	乙烯-醋酸乙烯共聚物	醋酸乙烯 32 wt. %, 熔融指数43 g/10 min (190°C/2.16kg)	1kg	365.00	>10	s-d
143951	乙烯-醋酸乙烯共聚物	醋酸乙烯 40 wt. %, 熔融指数52 g/10 min (190°C/2.16kg)	1kg	480.00	>10	s-d
127335	乙烯-醋酸乙烯共聚物	醋酸乙烯 40 wt. %, 熔融指数52 g/10 min (190°C/2.16kg)	250g	230.00	>10	s-d
127334	乙烯-醋酸乙烯共聚物	醋酸乙烯 32 wt. %, 熔融指数43 g/10 min (190°C/2.16kg)	250g	120.00	>10	s-d
127333	乙烯-醋酸乙烯共聚物	醋酸乙烯 25 wt. %, 熔融指数19 g/10 min (190°C/2.16kg)	250g	116.00	>10	s-d
127332	乙烯-醋酸乙烯共聚物	醋酸乙烯 18 wt. %, 熔融指数8 g/10 min (190°C/2.16kg)	250g	110.00	>10	s-d
127331	乙烯-醋酸乙烯共聚物	醋酸乙烯 25 wt. %, 熔融指数19 g/10 min (190°C/2.16kg)	1kg	340.00	>10	s-d

性状

白色粉末。

熔点 75 °C

密度 0.948 g/mL at 25 °C

闪点 260 °C

溶解度 toluene, THF, and MEK: soluble

form pellets

稳定性 Stable. Combustible. Incompatible with strong oxidizing agents, bases.

EPA化学物质信息 Acetic acid ethenyl ester, polymer with ethene(24937-78-8)

质量标准

醋酸乙烯 12 wt. %, 熔融指数8 g/10 min (190°C/2.16kg) :

Appearance Colorless Beads
Infrared spectrum Conforms to Structure
Vinyl Acetate 11.0 - 13.0 %
Melt Index: g/10 minutes 7.0 - 9.0 (190°C/2.16kg)
Antioxidant, BHT 400 - 1200 ppm
hardness 43 (Shore D, ASTM D 2240)
mp 95 °C
transition temp softening point 65 °C (Vicat, ASTM D 1525)
density 0.933 g/mL at 25 °C

醋酸乙烯 18 wt. %, 熔融指数8 g/10 min (190°C/2.16kg) :

appearance colorless beads
raman spectrum conforms to structure.
miscellaneous assays melt index: 8 g/10 minutes (190°C/2.16kg)
  vinyl acetate: 18.0% *
contains 200-900 ppm BHT as inhibitor
hardness 38 (Shore D, ASTM D 2240)
mp 87 °C
transition temp softening point 61 °C (Vicat, ASTM D 1525)
density 0.94 g/mL at 25 °C

醋酸乙烯 25 wt. %, 熔融指数19 g/10 min (190°C/2.16kg) :

Appearance (Color) Colorless
Appearance (Form) Beads
Infrared spectrum Conforms to Structure
Proton NMR spectra Conforms to Structure
Melt Index (g/10 minutes) 16.0 - 22.0(19) (190°C/2.16 kg)
Vinyl Acetate 24.0 - 26.0 %
contains 200-900 ppm BHT as inhibitor
composition vinyl acetate, 25 wt. %
hardness 28 (Shore D, ASTM D 2240)
mp 75 °C
transition temp softening point 46 °C (Vicat, ASTM D 1525)
density 0.948 g/mL at 25 °C

醋酸乙烯 32 wt. %, 熔融指数43 g/10 min (190°C/2.16kg) :

appearance transparent colorless beads or pellets
infrared spectrum conforms to structure.
raman spectrum conforms to structure.
miscellaneous assays melt index: 43 g/10 minutes (190°C/2.16 kg)
  vinyl acetate: 32%
Hardness,Shore A--2 Durometer,10 sec  65
Softening Point Ring &Ball,°C (°F) 110(230)

醋酸乙烯 40 wt. %, 熔融指数52 g/10 min (190°C/2.16kg) :

Appearance  Colorless Beads
Infrared spectrum Conforms to Structure
composition
vinyl acetate, 40 wt. %
Antioxidant 190 - 910 ppm
melt index 52 g/10 min (190°C/2.16kg)
hardness 40 (Shore A-2, ASTM D 2240)
Softening Point Ring & Ball,°C (°F) 104 (220)
transition temp Tg −40-−30 °C
  Tm 110-120 °C
solubility toluene, THF, and MEK: soluble
contains 200-800 ppm BHT