Polycarboxylates - Wikipedia
Polycarboxylates are organic compounds with several carboxylic acid groups. Butane-1,2,3,4-tetracarboxylate is one example. Often, polycarboxylate refers to linear polymers with a high …
Polycarboxylic Acid - an overview | ScienceDirect Topics
The polycarboxylic acid forms an anhydride between adjacent carboxyls, and the anhydride reacts with the hydroxyls of the cellulose producing an ester group cross-link that has a high stability …
Synthesis and Properties of a Polycarboxylate Superplasticizer …
2019年6月23日 · Polycarboxylate superplasticizers (PCEs) are comb-shaped polymers with an anionic backbone and several nonionic pendant chains, which typically are comprised of …
Polycarboxylic acid | chemical compound | Britannica
In carboxylic acid: Polycarboxylic acids. Unbranched-chain dicarboxylic acids contain two COOH groups. As a result they can yield two kinds of salts. For example, if oxalic acid, HOOCCOOH, …
Polycarboxylate - an overview | ScienceDirect Topics
Zinc polycarboxylate cements, sometimes referred to simply as ‘polycarboxylate’ or ‘polyacrylate’ cements, are based on the reaction of zinc oxide with polycarboxylic (same as polyalkenoic) …
Synthesis and Modification of Polycarboxylate …
2024年2月27日 · Polycarboxylate superplasticizer, synthesized using different methods, may alter dispersion and water-reducing effects. The synthesis of PCE involves creating a novel …
Polymeric Materials Polycarboxylates | SpringerLink
Polycarboxylates used in detergents are watersoluble polymers which have a particularly high density of anionic carboxylate groups along a polymer chain. In low-phosphate and phosphate …
Structure and properties of polycarboxylic acid dispersants …
2020年11月5日 · Polycarboxylic acid dispersants (PCs) with comb-like molecular structure have become the focus of dispersants. However, there are many contradictions in the study of …
Progress in the polycarboxylate superplasticizer and their structure ...
2023年6月1日 · Specially, polycarboxylate superplasticizer (PCE) has been widely applied due to its relatively low doping amount, high water reducing rate and environmental friendliness …
Carboxylic Acids - Chemistry Online
2024年4月22日 · If they have more than one carboxyl group, they are called dicarboxylic acids (with two) or polycarboxylic acids (more than two). Carboxylic acids dissociate to give a …