本品是以硫磺为调节剂的氯丁二烯和二氯丁二烯的共聚合物，结晶速度中偏低，密度1.23，米黄色或浅棕色块状物，具有优良的抗结晶性能，成型粘着性好，是高强度动态制品首选胶种，具有较高的耐寒性能。用于制造传动带、同步带、多契带等。本品类似于美国杜邦公司GRT型、日本电化公司PS-40氯丁橡胶。
执行标准：Q/CHJT.J03.03.02-2019
项目 | 指标 | |
门尼粘度 ML（1+4）100℃ | DCR1141 | DCR1142 |
30-45 | 46-60 | |
门尼焦烧，≥MSt5,min | 25 | |
拉伸强度，≥MPa | 23 | |
500%定伸应力，MPa | 2-7 | |
扯断伸长率，≥% | 850 | |
挥发份，≤% | 1.5 | |
灰分，≤% | 1.5 | |
包装：牛皮纸聚丙烯复合袋，净重25kg/袋。
储存：自生产之日起，20℃以下，储存期为-年，20~30℃以下，储存期为半年。
Polychloroprene Rubber DCR114
Description：A sulfur-modified copolymer of chloro-butadiene and dichloro-butadiene,with excellent anti-crystallization performance and good molding adhesion.It is the preferred choice for high strength dynamic products and has better cold resistance.It is similar to Du Pont’s neoprene GRT and Denka’s PS-40.
Application：For making transmission belts such as timing belts, ribbed belts, etc.
Product Standard：Q/CHJT.J03.03.02-2019
Specification:
Item | Index | |
Mooney Viscosity | DCR1141 | DCR1142 |
30-45 | 46-60 | |
Mooney Scorch(MSt5, min) | 25 | |
Tensile strength，≥MPa | 23 | |
Modulus at 500%， MPa | 2-7 | |
Elongationat break，≥% | 850 | |
Volatile matter，≤% | 1.5 | |
Ash content，≤% | 1.5 | |
Appearance | light brown chips | |
Packing: Packed in compound bags of kraft and polypropylene, 25kg net each.
Shelf Life: One year below 20°C and half a year between 20~30°C
from the date of production.
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