高效分散剂LY-554
- 产品详情
一、概述
高效分散剂LY-554为聚羧酸钠盐分散剂，分散性高，有最大的颜料承载力，对钛白粉、碳酸钙及瓷土具有优良的分散性，制备的涂料性能优良，对有机颜料等高憎水性物质有较强的分散力。应用试验表明LY-554有用量少、效率高、粘度小，研磨粘度低，用量范围宽，分散体系贮存稳定性好等优点。
二、典型特性
|
外观 |
淡黄色液体 |
|
pH值 |
7~8 |
|
活性成份 |
40±2% |
|
粘度 |
500mPa.s |
三、性能特点
n 水溶性好，与乙二醇、丙二醇相溶性好，有光和半光乳胶漆中使用，可以得优异的初始光泽，老化后，仍保持光泽；
n 对高憎水性的颜料，可明显改善其调色性，减少润湿剂用量；
n 特殊基团的分子结构，使其具有优异的耐水性能，高效低量，提高漆膜耐水性；
n 在相同条件下，具有长效分散能力，涂料体系粘度相当稳定，在贮存期保持粘度不变；
n 具有低泡性，在制造和使用过程中涂料处于低泡状态。
四、应用实例
内外墙乳胶漆及其他PVC体系，特别适用于色浆的制备。
五、使用指南
LY-554 具有较宽的用量范围，具体用量应根据试验而定，建议用量为0.1-1.0%。
六、储存与包装
Previous: 分散剂MG3A
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