蓝亚化工

LY-W触变防沉剂

  • 产品详情

一、概述

LY-W采用精选的天然皂石和蒙脱石矿物经过提纯、改性、活化、修复、胶凝化、纳米化等一系列高科技精细加工而成,是一种高粘度、高分散、高悬浮、高触变而且无毒、无味、环境友好型的浅白色粉体材料。

二、性能特点

n 粘度高:本产品粘度较高,具有较强的增稠作用,在软水介质中可有效调节体系的流变特性;

n 悬浮性和相容性优异:可在含固体颗粒、乳液、气体等不同悬浮体系中创造出优异的悬浮效果,使体系均质、稳定;

n 触变值高:高剪切低粘度,低剪切高粘度,触变指数达5以上,可极佳改善体系的触变性;

n 适应范围宽:在体系pH3~14的范围内广泛适应悬浮、增稠和触变要求;

n 稳定性强:产品为纯天然无机凝胶,具有耐酸碱、不参与体系化学反应、不产生霉变等特点,可保持长时间使用的高稳定性;

n 协同性优异:与有机增稠剂(如黄原胶、羧甲基纤维素、羟乙基纤维素、甲基羟丙纤维素及其改性物、碱溶胀丙烯酸、聚氨酯类增稠剂等)共同使用时,可减少有机增稠剂的用量15~40%,同时可与有机增稠剂一道产生优异的协同作用,更好地提升悬浮体系的性能;

n 粘结性和崩解性出色:对颗粒产品具有优良的粘结性并能使颗粒产品在水介质中快速崩解。

三、典型特性

粒度(水分散液≤5μm含量),%

90

白度,%

70

表观粘度,mPa.s

1500

触变值

5.0

1%分散体水悬浮液pH

8.0~10.0

2%分散体静置48小时

悬浮体均匀稳定

密度,g/cm³

2.6

堆积密度,g/cm³

0.5~0.6

水分,%

8

325目筛余物,%

1

1:表观粘度测试方法为5%水分散体系陈化24小时后以NDJ粘度计4号转子60/分钟速度所测定之粘度读数。

2:分散体为硅酸镁铝产品在相应浓度下高速搅拌15分钟后的悬浮液,或在较高浓度(如5%)下高速搅拌15分钟后稀释至相应浓度的悬浮液。

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