Patent · US Active

Method for preparing a superplasticizer

US10144672B2 · kind B2 · utility

0Cited by

2References

12Claims

0Family size

Assignee

CHRYSO · FR

Inventors

Alexandre Desseroir · Étampes, FR
Philippe Maitrasse · Saint-Jean-de-Braye, FR

Key dates

Filing date	Mar 30, 2010
Grant date	Dec 4, 2018
Priority date	—
Expiry date	Mar 30, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2103/32
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The invention chiefly concerns a method for preparing polyalkoxylated polycarboxylates in which the following are caused to react in the presence of water and a catalyst at a temperature of between 120 and 250° C.:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.