Showa Denko Materials Co., Ltd.

Chlorine Engineers Corp., Ltd.

Tetsuro Yamashita

Tomohiro Iwano

Masato Fukasawa

Hisataka Minami

Akiyoshi Manabe

Toshiaki Akutsu

Katsuhisa Harada

Tsuneo Tokumori

Yoko Sumida

Masako Aoki

A polishing liquid comprising a liquid medium, an abrasive grain and a polymer, wherein the polymer includes a first molecular chain having a functional group directly bonded thereto, and a second molecular chain branched from the first molecular chain, and the functional group is at least one selected from the group consisting of a carboxyl group, a carboxylic acid salt group, a hydroxyl group, a sulfo group and a sulfonic acid salt group.

Polishing liquid, polishing liquid set, and substrate polishing method

A method of extracting and separating substances contained in a solid sample, especially from ginkgo leaves, which comprises introducing a supercritical fluid into a dispersion in which the solid sample is dispersed, separating the supercritical fluid containing dissolved substances to be extracted.

Process for the supercritical extraction and separation of solid samples

Growing community of inventors

Tokyo, Japan

Tetsuro Yamashita