陶氏线性低密度聚乙烯 DNDA-7144 NT 7
Linear Low Density Polyethylene Resin
产品说明：
- Large industrial containers and trash cans
- Excellent low temperature impact strength, rigidity, stress crack resistance and processability
- Very narrow molecular weight distribution
- U.S. FDA 21 CFR 177.1520 (c)3.1a
- CANDIAN HPFB NO OBJECTION ( WITH LIMITATIONS)
- Consult the regulations for complete details.
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.
| 基本信息 |
|
| 机构评级 |
- DMF 未评级
- FDA 21 CFR 177.1520(c) 3.1a
- HPFB (加拿大) No Objection2
- 欧洲 No 10/2011
|
| 形式 |
|
| 加工方法 |
|
| 物理性能 |
额定值 |
单位制 |
测试方法 |
| 比重 |
0.924 |
g/cm3 |
ASTM D792 |
| 熔流率（熔体流动速率）(190°C/2.16 kg) |
20 |
g/10 min |
ASTM D1238 |
| 抗环境应力开裂(50°C, 100% Igepal, F50) |
20.0 |
hr |
ASTM D1693 |
| 硬度 |
额定值 |
单位制 |
测试方法 |
| 肖氏硬度(邵氏 D) |
50 |
|
ASTM D2240 |
| 机械性能 |
额定值 |
单位制 |
测试方法 |
| 抗张强度 |
|
|
ASTM D638 |
| 屈服 |
11.7 |
MPa |
ASTM D638 |
| 断裂 |
7.58 |
MPa |
ASTM D638 |
| 伸长率 |
|
|
ASTM D638 |
| 屈服 |
3.0 |
% |
ASTM D638 |
| 断裂 |
60 |
% |
ASTM D638 |
| 弯曲模量 - 2% 正割 |
386 |
MPa |
ASTM D790B |
| 冲击性能 |
额定值 |
单位制 |
测试方法 |
| 拉伸冲击强度1 |
168 |
kJ/m2 |
ASTM D1822 |
| 热性能 |
额定值 |
单位制 |
测试方法 |
| 载荷下热变形温度(0.45 MPa, 未退火) |
42.8 |
°C |
ASTM D648 |
| 脆化温度 |
-76.1 |
°C |
ASTM D746 |
| 维卡软化温度 |
93.9 |
°C |
ASTM D1525 |
| 溶融温度（DSC） |
123 |
°C |
内部方法 |
| 结晶峰温度 (DSC) |
108 |
°C |
内部方法 |
| 补充信息 |
| 根据 ASTM D 4976 进行基板模制和测试。 |
