OPTICAL GRADE MOULDING COMPOSITIONS HAVING INCREASED HEAT RESISTANCE

The present invention relates to a process for the manufacturing an acrylic copolymer having increased heat resistance, high transparency and improved adhesion to metal surfaces. The invention further relates to moulding compositions comprising this copolymer. The moulding compositions of the presen...

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Bibliographic Details
Main Authors CARLOFF, RUDIGER, ARNOLD, WERNER, DIETRICH, GERALD
Format Patent
LanguageEnglish
French
Published 16.06.2022
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:The present invention relates to a process for the manufacturing an acrylic copolymer having increased heat resistance, high transparency and improved adhesion to metal surfaces. The invention further relates to moulding compositions comprising this copolymer. The moulding compositions of the present invention are highly suitable for the manufacturing of optical elements for optoelectronic devices comprising acrylic and metallic or ceramic parts. La présente invention concerne un procédé de fabrication d'un copolymère acrylique ayant une résistance à la chaleur accrue, une transparence élevée et une adhérence améliorée à des surfaces métalliques. L'invention concerne en outre des compositions de moulage comprenant ce copolymère. Les compositions de moulage de la présente invention sont hautement appropriées pour la fabrication d'éléments optiques pour des dispositifs optoélectroniques comprenant des parties acryliques et métalliques ou céramiques.
Bibliography:Application Number: CA20213200349