化学式: (C₂H₃Cl)n
化学式: (C₂H₃Cl)n
化学式: (C₂H₃Cl)n
用途
广泛用于制造给排水管道、电线电缆护套等。
可制成薄膜、板材、人造革等多种塑料制品。
用于制作门窗、地板等建筑装饰材料。
细分
乙烯工艺
规格
| Items | Specifications: | ||
| K Value % | 66-68 | ||
| Viscosity Number ml/g | 107-118 | ||
| Impurity of ion number % | 30max | ||
| Purity of volatiles including water % | 0.40max | ||
| Apparent density g/ml | 0.48min | ||
| Residue on sieve ，0.25mm sieve % | 2.0max | ||
| Residue on sieve ，0.063mm sieve % | 95min | ||
| Mesh number per/400cm2 % | 20max | ||
| 100Plasticizer absorption of PVC of 100g % | 19min | ||
| whiteness（160℃，10min later ）% | 78min | ||
| Water extract conductivity S/m | – | ||
| Residual chlorethylene ppm | 5max | ||
细分
电石法
规格
| Items | SG3 | SG5 | SG8 |
| K value | 72-71 | 68-66 | 59-55 |
| VISCOSITY NUMBER ml/g | 135-127 | 118-107 | 86-73 |
| Average degree of polymerization | 1370-1251 | 1135-981 | 740-650 |
| NUMBER OF IMPURITY PARTICLE | ≤16 | ≤16 | ≤20 |
| VOLATILE SUBSTANCE | ≤0.3 | ≤0.4 | ≤0.4 |
| VOLATILE CONTEN | ≥0.45 | ≥0.48 | ≥0.50 |
| Whiteness(160℃,10min)% | ≥78 | ≥75 | ≥75 |
| Packing | 25kgs two layers draft paper bag or 1000kgs PP bag | ||
