Dispersant NNO Naphthalene sulphonate formaldehyde condensate This product is light brown powder, an anionic surface active agent.
甲醛缩合物本品为浅褐色粉末，属阴离子型表面活性剂。
2
Dispersing agent NNO Naphthalene sulphonate formaldehyde condensate This product is light yellow to yellow-brown powder, an anion surface active agent.
甲醛缩合物本品为浅黄色至黄棕色粉末，属阴离子型表面活性剂。
3
The brightness and color strength and transparency of the pigment were improved by adding dispersant MF, NNO, polyacrylic acid and Red Oil, and a slightly change in hue was observed;