HYPER-BRANCHED AROMATIC POLYAMIDE AND SURFACE-MODIFICATION AGENT

• Main Authors: YOKOZAWA TSUTOMU, EBARA KAZUYA
• Format: Patent
• Language: English; Japanese
• Published: 16.08.2018
• 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; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

PROBLEM TO BE SOLVED: To provide a hyper-branched aromatic polyamide that can be used for e.g. the surface-modification of inorganic fine particles.SOLUTION: The present invention provides a hyper-branched aromatic polyamide represented by the formula (1) (where X is a C1-10 alkylene group, R's independently represent a C1-10 alkyl group or a C6-20 aryl group, Rand Rindependently represent a C1-10 alkyl group, R's independently represent a C1-10 alkyl group or a C6-20 aryl group, k is an integer of 1-3).SELECTED DRAWING: None 【課題】無機微粒子の表面修飾等に利用可能なハイパーブランチ芳香族ポリアミドを提供する。【解決手段】下記式（１）で表されるハイパーブランチ芳香族ポリアミド。（式中、Ｘは、炭素数１〜１０のアルキレン基を表し、Ｒは、互いに独立して、炭素数１〜１０のアルキル基又は炭素数６〜２０のアリール基を表し、Ｒ1及びＲ2は、互いに独立して、炭素数１〜１０のアルキル基を表し、Ｒ3は、互いに独立して、炭素数１〜１０のアルキル基又は炭素数６〜２０のアリール基を表し、ｋは、１〜３の整数を表す。）【選択図】なし