產品專區
化工原料>Lanxess專區
水性聚氨酯分散體
近年來，由於法規對於降低VOC的要求日益增加，而塗料和接著劑產業逐漸將需求從油性轉往水性，Witcobond®系列即是Lanxess開發超過40年的水性PUD樹脂，可應用於水性塗料和接著劑配方，除了滿足客戶對符合法規的要求，也對一些特殊應用需求客戶提供高物性和高固成分產品的解決方案，協助客戶在不論是硬度、柔韌性或耐化性…等不同的終端產品性能需求的研發。Witcobond®系列PUD樹脂在應用上，可單獨使用，室溫乾燥，也可搭配Trixene®Aqua系列的水分散型交聯劑，配置一液型熱固化配方
|
Product |
Isocyanate Type |
Solid Content |
Co-Solvent |
Tensile Strength ( MPa) |
Elongation at Break |
König Hardness (secs) |
Blocking Temp |
|
Anionic-Polyester |
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|
Witcobond® A100 |
Aliphatic |
35% |
- |
50 |
140% |
160 |
>200oC |
|
Witcobond® 281F |
Aliphatic |
40% |
- |
60 |
600% |
25 |
160oC |
|
Witcobond® 781 |
Aliphatic |
40% |
- |
50 |
700% |
30 |
150oC |
|
Witcobond® 386-03 |
Aliphatic |
40% |
- |
40 |
400% |
120 |
120oC |
|
Witcobond® 363-87 |
Aliphatic |
40% |
- |
UV curing |
|||
|
Witcobond® 295 |
Aliphatic |
50% |
- |
44 |
680% |
30 |
130oC |
|
Witcobond® 374-13 |
Aliphatic |
60% |
- |
30 |
800% |
20 |
170oC |
|
Witcobond® 460-10 |
Aliphatic |
60% |
- |
30 |
800% |
20 |
170oC |
|
Witcobond® 176-75X |
Aliphatic |
60% |
- |
10 |
1100% |
20 |
- |
|
Witcobond® 290HB |
Aliphatic |
60% |
- |
40 |
800% |
30 |
170oC |
|
Witcobond® 290H |
Aliphatic |
62% |
- |
40 |
600% |
20 |
- |
|
Witcobond® 373-04 |
Aliphatic |
60% |
- |
20 |
1000% |
15 |
140oC |
|
Witcobond® 391-64 |
Aliphatic |
40% |
- |
Self-matting, non-film forming |
|||
|
Witcobond® 460-64 |
Aliphatic |
30% |
DPGDME |
60 |
600% |
60 |
160oC |
|
Witcobond® 234B |
Aliphatic |
30% |
NMP |
60 |
500% |
60 |
160oC |
|
Witcobond® 235S |
Aliphatic |
30% |
NMP |
45 |
240% |
60 |
- |
|
Witcobond® 240 |
Aliphatic |
30% |
NMP |
41 |
70% |
- |
- |
|
Witcobond® 769 |
Aliphatic |
40% |
NMP |
45 |
850% |
25 |
130oC |
|
Witcobond® 296 |
Aliphatic |
60.5% |
NMP |
30 |
800% |
20 |
- |
|
Anionic-Polyether |
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|
Witcobond® 457-66 |
Aliphatic |
30% |
- |
3% OH content based on 100% solids |
|||
|
Witcobond® 358-95 |
Aromatic |
35% |
- |
5 |
1100% |
15 |
120oC |
|
Witcobond® 737 |
Aliphatic |
40% |
- |
40 |
1000% |
25 |
110oC |
|
Witcobond® 363-02 |
Aliphatic |
40% |
- |
10 |
1100% |
25 |
130oC |
|
Witcobond® 372-95 |
Aliphatic |
40% |
- |
20 |
400% |
40 |
180oC |
|
Witcobond® 386-53 |
Aliphatic |
50% |
- |
50 |
900% |
40 |
150oC |
|
Witcobond® 358-90 |
Aliphatic |
60% |
- |
7 |
1000% |
35 |
190oC |
|
Witcobond® 361-72 |
Aliphatic |
60% |
- |
30 |
800% |
35 |
185oC |
|
Witcobond® 386-51D |
Aliphatic |
60% |
- |
40 |
1000% |
15 |
170oC |
|
Witcobond® 390 |
Aliphatic |
60% |
- |
30 |
800% |
35 |
185oC |
|
Cationic-Polyether |
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|
Witcobond® 214 |
Aliphatic |
30% |
PC |
38 |
300% |
- |
190oC |
|
Nonionic |
|||||||
|
Witcobond® 320 |
Aliphatic |
35% |
- |
31 |
700% |
- |
- |
|
Witcobond® 447-05 |
Aliphatic |
40% |
- |
10 |
2000% |
- |
- |
DPGDME：Dipropylene Glycol Dimethyl Ether
NMP：N-Methylpyrrolidone
PC：Propylene Carbonate