SILICONE-BASED THERMOPLASTIC MATERIALS FOR 3D-PRINTING

The invention relates to a process for preparing a polyurea or a polyurethane organopolysiloxane block copolymer having a silicone content of at least 90% in weight relative to the total weight of the organosiloxane block copolymer. The invention further relates to a polyurea or a polyurethane organ...

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Bibliographic Details
Main Authors DEME, Florian A, ROCHETTE, Jean, MAULET, Thomas B, GIMENEZ, Jérôme
Format Patent
LanguageEnglish
French
German
Published 19.06.2024
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:The invention relates to a process for preparing a polyurea or a polyurethane organopolysiloxane block copolymer having a silicone content of at least 90% in weight relative to the total weight of the organosiloxane block copolymer. The invention further relates to a polyurea or a polyurethane organopolysiloxane block copolymer obtained according to this process and its use in a method for manufacturing a 3D article by an additive technique.
Bibliography:Application Number: EP20210716416