Patent ID: 8628611
Filing Date: 2014-01-14
Classification: C01P,C04B,C09C,Y10T

Abstract:
1. A rheology modifier for ceramic glazes comprising: a) from about 15 to about 80% by weight (wt) of a water-swellable granulated clay with more than 90% wt of the water-swellable granulated clay having particles having a diameter of from about 0.15 to about 3 mm; b) from 10 to 85% wt of first gum wherein the first gum is carboxymethyl cellulose; c) from 0 to 50% wt of a second gum which is not carboxymethyl cellulose; wherein the sum of a) and b) represents at least 40% wt of the rheology modifier and the sum of a), b) and c) represents at least 85% wt of the rheology modifier.