DOW™ LLDPE DNDA-7144 NT 7
LLDPE
陶氏化学(Dow Chemical)
产品描述
DOW DNDA-7144 NT 7 Linear Low Density Polyethylene (LLDPE) Resin is produced using UNIPOL™ PE Process Technology and is intended for use in injection molding applications such as large industrial containers and trash cans. This resin has been designed to have excellent impact strength, rigidity, environmental stress crack resistance and processability.
Injection molding
Large industrial containers and trash cans
Excellent low temperature impact strength, rigidity, stress crack resistance and processability
Very narrow molecular weight distribution
Complies with
U.S. FDA 21 CFR 177.1520 (c)3.1a
CANDIAN HPFB NO OBJECTION ( WITH LIMITATIONS)
EU, No 10/2011
U.S. FDA -DMF
Consult the regulations for complete details.
基本信息
| 原厂资料 | 物性表-ASTM(英文) | |||
| 产品特性 | 良好冲击性易成型ESCR | |||
| 法规认证 | DMF(药品主控文件)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 | 0.924 g/cm³ | ASTM D792 | |
密度 | 0.924 g/cm³ | Internal | Base Density |
熔体质量流动速率(MFR) | |||
190℃/2.16 kg | 20 g/10min | ASTM D1238 | |
环境应力开裂(ESCR ) | 20 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) | 11.7 Mpa | ASTM D638 | |
断裂(brk) | 7.58 Mpa | ASTM D638 | |
拉伸延伸率 | |||
屈服(yld) | 3 % | ASTM D638 | |
断裂(brk) | 60 % | ASTM D638 | |
弯曲模量 | 386 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 | -76.1 °C | ASTM D 746 | |
| 硬度性能 | 值/单位 | 测试标准 | 测试条件 |
邵氏硬度 D | 50 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） | 42.8 °C | ASTM D648 | Unannealed |
维卡软化温度(Vicat) | 93.9 °C | ASTM D1525 | |
熔融温度(Tm) | 123 °C | Internal | DSC |
结晶温度 | 108 °C | Internal | DSC |