Data set information | |
Name | Polybutadiene |
Synonyms | 顺式-1,4-聚丁二烯橡胶;顺式-1,3-聚丁二烯橡胶,顺丁橡胶 |
Classification |
Class name
:
Hierarchy level
No records found. |
CAS Number | - |
Sum Formula | (C4H6)n |
General comment | 顺丁橡胶是顺式-1,4-聚丁二烯橡胶的简称,由丁二烯聚合而成的结构规整的合成橡胶,其顺式结构含量在95%以上。根据催化剂的不同,可分成镍系、钴系、钛系和稀土系(钕系)顺丁橡胶。顺丁橡胶是仅次于丁苯橡胶的第二大合成橡胶。高顺式顺丁橡胶分子间力小,分子量高,因而分子链柔性大,玻璃化温度低( Tg =-110℃),在常温无负荷时呈无定形态,承受外力时有很高的形变能力,是弹性和耐寒性最好的合成橡胶。 |
Quantitative reference | |
Reference Flow Property |
LCI method | |
Type of flow | Product flow |
Data entry by | |
Time stamp (last saved) | 2024-01-03T16:03:41.134142+08:00 |
Data set format(s) | |
Publication and ownership | |
UUID | f7986144-4434-4bef-8133-89499060f865 |
Data set version | 01.00.000 |
Flow Property | Mean value | Minimum value | Maximum value | Uncertainty distribution type | Relative StdDev in % | Data derivation type / status | General comment |
---|---|---|---|---|---|---|---|
1.0 | 0.0 | 0.0 | 0.0 % |