KRAFT LIGNIN, THERMOSENSITIVE RECORDING DEVELOPER, AND THERMOSENSITIVE RECORDING MATERIAL

• Main Authors: YOSHIDA Takeshi, MORI Yasuo, ICHIMURA Kenta, SUGIMOTO Masashige, SAITO Hajime
• Format: Patent
• Language: English; French; Japanese
• Published: 05.01.2023
• Subjects: CHEMISTRY; COLOUR PRINTING; COMPOSITIONS BASED THEREON; DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS; LINING MACHINES; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PRINTING; PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; STAMPS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; TYPEWRITERS

A kraft lignin according to the present invention contains dimethyldisulphide in an amount of 2.5 ppm or less. Une lignine kraft selon la présente invention contient du diméthyldisulfure en une quantité de 2,5 ppm ou moins. 本開示に係るクラフトリグニンは、ジメチルジスルフィドの含有量が、２．５ｐｐｍ以下である。