It is compounded by styrene(70%) and butadiene. It is non-toxic, colorless, high transparent and high anti-impact. The product is not resistant to oil, while it can be solved in toluene, cyclohexane, n-hexane and other non-polar solvents.
Butadiene-styrene Copolymer Specification
测试项目 Items | 分析方法 Test method | 测试条件 Test condition | SL803G | 8131 | 8036 | 8051 | 8151 |
外 观 Appearance | 目测 By visual | 无色透明颗粒Colorless,transp arent | 无色透明颗粒Colorless,transp arent | 无色透明颗粒Colorless,transp arent | 无色透明颗粒Colorless,transp arent | 无色透明颗粒Colorless,transpa rent | |
密 度 Density | GB/T1033.1- 2008 | 23℃ | 1.01-1.03 g/cm | 1.01-1.03g/cm
| 1.00-1.02g/cm
| 1.01-1.03g/cm
| 1.01-1.03g/cm
|
熔体流动速率 Melt flow rate | GB/T3682.1- 2018 | 5kg-200℃ | 8.0 g/10min | 8.0 g/10min | 8.0 g/10min | 8.0 g/10min | 8.0 g/10min |
硬度 shore D shore D, Hardness | GB/T2411- 2008 | Shore D | 71 | 70 | 66 | 75 | 70 |
屈服拉伸强度 Tensile strength | GB/T1040.1- 2018 | 50mm/min | 23.5 Mpa | 25.0 Mpa | 15.0 Mpa | 30.0 Mpa | 23.0 Mpa |
断裂伸长率 Elongation | GB/T1040.1- 2018 | 50mm/min | 150% | 150% | 180% | 20% | 150% |
弯曲强度 Flexural strength | GB/T9341- 2008 | 2mm/min | 34.0 Mpa | 35.0 Mpa | 18.0 Mpa | 40.0 Mpa | 30.0 Mpa |
弯曲模量 Flexural modulus | GB/T9341- 2008 | 2mm/min | 1350 Mpa | 1400 Mpa | 900 Mpa | 1400 Mpa | 1250 Mpa |
悬臂梁冲击强度 IZOD impact strength | GB/T1843- 2008 | Notched23 ℃ | 3.5 KJ/m
| 3.5KJ/m
| 4.5KJ/m
| 4.5KJ/m
| 3.5KJ/m
|
维卡软化点Vicat softening point | GB/T1633- 2000 | 10N,50℃/h | 80.0 ℃ | 90.0 ℃ | 70.0 ℃ | 88.0 ℃ | 85.0 ℃ |
热变形温度Distortion temperature | GB/T1634.1- 2019 | 0.45MPa, 120℃/h | 70.0 ℃ | 75.0 ℃ | 65.0 ℃ | 72.0 ℃ | 72.0 ℃ |
透光度 Transmittance | GB/T2410- 2008 | 2 mm | 90.00% | 91.00% | 89.00% | 91.00% | 91.00% |
雾 度 Haze | GB/T2410- 2008 | 2 mm | 2.00% | 2.00% | 2.00% | 1.50% | 1.50% |