METHOD FOR PRODUCING RUBBER COMPOSITION

• Main Authors: YAMAGUCHI YOSHIHIRO, KURIMOTO HIDEKAZU, YAMADA MASAHIRO, ARAKAWA YUTA, SAKAMOTO HIROKI
• Format: Patent
• Language: English; Japanese
• Published: 17.10.2019
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

To improve rigidity of a rubber composition.SOLUTION: The present invention provides a method for producing a rubber composition containing fluorene modified cellulose nanofiber, including a kneading step of kneading a dispersion in which fluorene modified cellulose nanofiber is dispersed in process oil with a rubber component to make a kneaded body, and a mixing step of mixing the kneaded body with a vulcanizer.SELECTED DRAWING: None 【課題】ゴム組成物の剛性を向上させる。【解決手段】フルオレン変性セルロースナノ繊維を含有するゴム組成物の製造方法であって、プロセスオイル中にフルオレン変性セルロースナノ繊維が分散した分散体とゴム成分とを混練して混練体を作製する混練工程と、前記混練体に加硫剤を混合する混合工程とを有する。【選択図】なし