DOW™ LLDPE DNDB-1077 NT 7
LLDPE
陶氏化学(Dow Chemical)
产品描述
DOW DNDB-1077 NT 7 Linear Low Density Polyethylene (LLDPE) Resin is produced using UNIPOL™ PE Process Technology and is intended for highspeed injection molding of thin-walled parts such as downgauged lids. This resin has been designed to have an excellent balance of processability and impact strength.
Injection molding
Lids
Excellent processability with good low temperature impact strength
Very narrow molecular weight distribution
Complies with U.S. FDA 21 CFR 177.1520 (c)3.1a
Complies with CANADIAN HPFB NO OBJECTION (With Limitiations)
Complies with EU, No 10/2011
Consult the regulations for complete details.
基本信息
| 原厂资料 | 物性表-ASTM(英文) | |||
| 产品特性 | 耐低温冲击易成型 | |||
| 法规认证 | EU Food Contact(2011/10/EC)(欧盟食品级)FDA(食品药品监督管理局)HPFB (加拿大健康产品和食品局) | |||
| 成型方式 | 注塑 | |||
技术参数
| 物理性能 | 值/单位 | 测试标准 | 测试条件 |
|---|---|---|---|
密度 | 0.929 g/cm³ | ASTM D792 | |
熔体质量流动速率(MFR) | |||
190℃/2.16 kg | 100 g/10min | ASTM D1238 | |
环境应力开裂(ESCR ) | 1 Hours | ASTM D 1693 | 50°C, 100% Igepal, F50 |
| 机械性能 | 值/单位 | 测试标准 | 测试条件 |
拉伸强度 | |||
屈服(yld) | 11 Mpa | ASTM D638 | |
断裂(brk) | 8.27 Mpa | ASTM D638 | |
拉伸延伸率 | |||
屈服(yld) | 2 % | ASTM D638 | |
断裂(brk) | 120 % | ASTM D638 | |
弯曲模量 | 524 Mpa | ASTM D790 | 2% Secant |
| 冲击性能 | 值/单位 | 测试标准 | 测试条件 |
拉伸冲击 | 168 kJ/m² | ASTM D 1822 | Type S |
脆化温度 | -30 °C | ASTM D 746 | |
| 硬度性能 | 值/单位 | 测试标准 | 测试条件 |
邵氏硬度 D | 53 D | ASTM D 2240 | |
| 热学性能 | 值/单位 | 测试标准 | 测试条件 |
热变形温度(HDT) | |||
0.45 Mpa (66 psi)（4.6kg/cm²） | 47.2 °C | ASTM D648 | Unannealed |
维卡软化温度(Vicat) | 96.1 °C | ASTM D1525 | |
熔融温度(Tm) | 126 °C | Internal | DSC |
结晶温度 | 112 °C | Internal | DSC |