Abstract: Provided is an amphoteric composite hydrogel, including: a polymer having a structure of formula I, wherein m, n, p and q are each an integer of 0 to 1000, m+n>100, p+q>100, R is R1 is H or an alkali metal element, and R2 is H or CH3; and a pozzolanic material incorporated into the structure of formula 1. Also provided are a cement mortar composition and a concrete composition each comprising the amphoteric composite hydrogel and a method of preparing the amphoteric composite hydrogel.

Abstract: This invention relates to the preparation of a copolymer which is used as a dispersing agent for titanate-based ceramic colloids. This copolymer has the following structure: Wherein R1 is H, NH4, alkali metals; R2 is H, NH4, alkali metals; R3 is H, NH4, alkali metals; a is an integer from 1 to 2000; b is an integer from 1 to 5000; and c is an integer from 1 to 1000; n is an integer from 1 to 500.

Abstract: A method for preparing a ceramic powder suspension is disclosed. A dispersant having a following structural formula is provided: wherein D is H or COOR1; R1 is a hydrogen atom, or an alkyl group, a cyclic aliphatic group, an aryl group, having 1 to 10 carbon atoms, or a cationic salt group; R2 is an alkyl group having 1 to 10 carbon atoms, a cyclic aliphatic having 1 to 10 carbon atoms or an aryl group having 1 to 10 carbon atoms; R3 is a hydrogen atom or a methyl group; Z is an oxygen atom or an NH group; A is —COO —SO3 or an acid form; a is an integer between 1 to 5000; and p and q are integers between 1 to 10. The dispersant is dissolved in a solvent. Ceramic powder is further added into the solvent with the dispersant.

Abstract: A method for processing a ceramic powder suspension includes providing a dispersant having the following structure: wherein R1 is an H+ ion, an Na+ ion, an NH4+ ion or other cationic group; R2 is an H+ ion, an Na+ ion. an NH4+ ion or other cationic group; m is an integer from 10 to 5000 ; and n is an integer from 10 to 3000 . The dispersant is dissolved in a solvent. Ceramic powder is further added into the solvent with the dispersant.

Abstract: This invention relates to the preparation of a copolymer which is used as a dispersing agent for titanate-based ceramic colloids. This copolymer has the following structure: Wherein R1 is H, NH4, alkali metals; R2 is H, NH4, alkali metals; R3 is H, NH4, alkali metals; a is an integer from 1 to 2000; b is an integer from 1 to 5000; and c is an integer from 1 to 1000; n is an integer from 1 to 500.

Abstract: This invention relates to an amphoteric copolymer, and the use of the copolymer to improve the fluidity and fluidity retention of cementitious materials. The chemical structure of the copolymer is as follows: wherein R1 is H or CH3; R2 is a hydrogen atom, or an alkyl group, a cyclic aliphatic group or an aryl group, having 1 to 10 carbon atoms; D is H or COOR3, R3 is a hydrogen atom, or an alkyl group, a cyclic aliphatic group or an aryl group, having 1 to 10 carbon atoms, or a cationic salt group; Z is an O atom or an NH group; A is a —COO group, a —SO3 group or an acid form; a, b, or c is an integer from 1 to 5000; and p and q are integers from 1 to 10.

Abstract: A method for preparing a ceramic powder suspension is disclosed. A dispersant having a following structural formula is provided: wherein D is H or COOR1; R1 is a hydrogen atom, or an alkyl group, a cyclic aliphatic group, an aryl group, having 1 to 10 carbon atoms, or a cationic salt group; R2 is an alkyl group having 1 to 10 carbon atoms, a cyclic aliphatic having 1 to 10 carbon atoms or an aryl group having 1 to 10 carbon atoms; R3 is a hydrogen atom or a methyl group; Z is an oxygen atom or an NH group; A is —COO —SO3 or an acid form; a is an integer between 1 to 5000; and p and q are integers between 1 to 10. The dispersant is dissolved in a solvent. Ceramic powder is further added into the solvent with the dispersant.

Abstract: A method for preparing a ceramic powder suspension is disclosed. A dispersant having a following structural formula is provided: wherein D is H or COOR1; R1 is a hydrogen atom, or an alkyl group, a cyclic aliphatic group, an aryl group, having 1 to 10 carbon atoms, or a cationic salt group; R2 is an alkyl group having 1 to 10 carbon atoms, a cyclic aliphatic having 1 to 10 carbon atoms or an aryl group having 1 to 10 carbon atoms; R3 is a hydrogen atom or a methyl group; Z is an oxygen atom or an NH group; A is —COO—SO3 or an acid form; a is an integer between 1 to 5000; and p and q are integers between 1 to 10. The dispersant is dissolved in a solvent. Ceramic powder is further added into the solvent with the dispersant.

Abstract: The present invention relates to a bicarboxyl monomer of formula (I), wherein R1 and R2 independently is H, alkali metal, or NH4. A dispersant composition containing copolymer made from monomer (I) is also disclosed. The copolymer can be applied to prepare ceramic powder slurry for reducing the release of cations, dispersing the ceramic particles homogenously in the ceramic powder slurry, as well as stabilizing the suspension in the ceramic powder slurry.

Abstract: A method for preparing a ceramic powder suspension is disclosed.

Abstract: The present invention relates to a bicarboxyl monomer of formula (I), 1