巴陵石化 SEBS 是由特定结构的 SBS 经选择加氢而得到的聚合物，外观为白色粉末或颗粒，具有良好的机械力学性能、耐老化性能、优异的表面质感、无毒、对环境友好等特点，广泛用于食品包装材料、医疗器械、软接触材料（如手柄、文具、玩具）、运动器材、密封条、日用品、汽车和消费类电子等领域。
一、SEBS 各牌号产品主要性能（典型值）
|
牌号 |
结构 |
嵌段比 |
300% 定伸强度
MPa |
拉伸强度
MPa |
伸长率
% |
永久变形
% |
硬度
邵 A |
甲苯溶液粘度
25℃ ,mpa.s |
|
YH-501/501T |
线型 |
30/70 |
5.0 |
20.0 |
490 |
24 |
76 |
600 |
|
YH-502/502T |
线型 |
30/70 |
4.0 |
27.0 |
540 |
16 |
73 |
180 |
|
YH-503/503T |
线型 |
33/67 |
6.0 |
25.0 |
480 |
16 |
74 |
2300 |
|
YH-504/504T |
线型 |
31/69 |
5.0 |
26.0 |
480 |
12 |
74 |
26.0 |
|
YH-561/561T |
混合型 |
33/67 |
6.5 |
26.5 |
490 |
20 |
80 |
1200 |
|
YH-506/506T |
线型 |
13/87 |
1.3 |
14.0 |
850 |
4 |
45 |
14.0 |
|
YH-602/602T |
星型 |
35/65 |
6.5 |
27.0 |
500 |
36 |
81 |
250 |
|
YH-688/688T |
星型 |
13/87 |
1.4 |
10.0 |
800 |
4 |
45 |
10.0 |
|
YH-604/604T |
星型 |
33/67 |
5.8 |
30.0 |
530 |
20 |
76 |
2200 |
注：YH-501 甲苯溶液粘度为 20%，其余均为 10% 甲苯溶液粘度。
二、SEBS 应用领域
YH-501/501T：果冻蜡，软质玩具，包覆料，塑料改性
YH-502/502T：果冻蜡，软质玩具，包覆料，塑料改性，线材
YH-503/503T：软质玩具，包覆料，塑料改性，线材
YH-504/504T：软质玩具，包覆料，线材
YH-561/561T：软质玩具，包覆料，密封条 G-1818
YH-506/506T：医疗器材，无卤阻燃料
YH-602/602T：包覆料，塑料改性，线材
YH-688/688T：包覆料，塑料改性，线材，无卤阻燃料，密封条
YH-604/604T：包覆料，线材，密封条
三、包装
13 公斤聚乙烯包装袋
四、产品外观
白色粉状或颗粒状
Baling Petrochemical SEBS is composed of SBS with specific structure The polymer obtained by selective hydrogenation has white powder or particle appearance, good mechanical properties, aging resistance, excellent surface texture, non-toxic and environment-friendly. It is widely used in food packaging materials, medical devices, soft contact materials (such as handles, stationery, toys), sports equipment, sealing strips, daily necessities, automobiles and consumer electronics And so on.
1、 Main performance (typical value) of SEBS products
Grade structure block ratio 300% tensile strength
MPA tensile strength
MPA elongation
%Permanent deformation
%Hardness
Viscosity of Shao a toluene solution
25℃ ,mpa.s
Yh-501 / 501t linear: 30 / 70 5.0 20.0 490 24.76 600
Yh-502 / 502t linear: 30 / 70 4.0 27.0 540 16 73.180
Yh-503 / 503t linear: 33 / 67 6.0-25.0 480 16.74-2300
Yh-504 / 504t linear: 31 / 69 5.0 26.0 480 12.74 26.0
Yh-561 / 561t hybrid 33 / 67 6.5 26.5 490 20 80 1200
Yh-506 / 506T linear: 13 / 87 1.3 14.0 850 4 45 14.0
YH-602 / 602t star 35 / 65 6.5 27.0 500 36 81 250
Yh-688 / 688t star 13 / 87 1.4 10.0 800 4 45 10.0
Yh-604 / 604T star 33 / 67 5.8 30.0 530 20 76.2200
Note: the viscosity of yh-501 toluene solution is 20%, the others are 10% toluene solution viscosity.
2、 SEBS application field
Yh-501 / 501t: jelly wax, soft toys, coating material, plastic modification
Yh-502 / 502t: jelly wax, soft toy, coating material, plastic modification, wire rod
Yh-503 / 503t: soft toy, coating material, plastic modification, wire rod
Yh-504 / 504t: soft toy, coating material, wire rod
Yh-561 / 561t: soft toy, covering material, sealing strip g-1818
Yh-506 / 506T: medical equipment, halogen-free fuel
YH-602 / 602t: coating material, plastic modification, wire rod
Yh-688 / 688t: coating material, plastic modification, wire rod, halogen-free fuel, sealing strip
Yh-604 / 604T: coating material, wire rod, sealing strip
3、 Packaging
13 kg polyethylene bag
4、 Product appearance
White powder or granular | 
