Patent · US Active

Process for the preparation of a polythioethersulfide

US11396583B2 · kind B2 · utility

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20Claims

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Assignee

NOURYON CHEMICALS INTERNATIONAL B.V. · NL

Inventors

Christian Probst · Birkenfeld, DE
Volker Burkhardt · Bopfingen, DE
Olaf Klobes · Reichenbach, DE

Key dates

Filing date	Dec 4, 2018
Grant date	Jul 26, 2022
Priority date	—
Expiry date	Jul 27, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K5/17
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Process for the production of a liquid mercapto-terminated polythioethersulfide comprising the step of reacting, at a temperature in the range 0-100° C. and in the presence of a catalyst:

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