Journal of Nanomaterials / 2015 / Article / Fig 9

Research Article

Preparation of Associative Polyurethane Thickener and Its Thickening Mechanism Research

Figure 9

SEM photograph of PU dispersions with thickener.
(a) Without thickener
(b) The amount of thickener 1%
(c) The amount of thickener 2%
(d) The amount of thickener 3%