FIBROUS CELLULOSE-CONTAINING COMPOSITION, METHOD OF PRODUCING THE SAME, AND FILM

• Main Authors: SUNAKAWA KANICHI, MIZUKAMI MOE, FUSHIMI HAYAO
• Format: Patent
• Language: English; Japanese
• Published: 23.12.2021
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

To provide a cellulose-containing composition excellent in coating suitability, a method of producing the same and a film.SOLUTION: The cellulose-containing composition is provided which includes a fibrous cellulose having a fiber width of 1000 nm or less and a protein, and in which the protein contains an enzyme, content of the protein is 1×10-3 pts.mass or less based on 1 pts.mass of the fibrous cellulose, and a viscosity is 10 mPa s to 11000 mPa s measured at 25°C under the condition that solid content concentration of the fibrous cellulose is 0.4 mass% and the cellulose-containing composition is rotated at the number of revolutions of 3 rpm.SELECTED DRAWING: None 【課題】塗工適性に優れたセルロース含有組成物、その製造方法、および膜を提供すること。【解決手段】繊維幅が１０００ｎｍ以下の繊維状セルロースとタンパク質とを含むセルロース含有組成物であって、前記タンパク質は酵素を含み、前記タンパク質の含有量が、前記繊維状セルロース１質量部に対して１×１０−３質量部以下であり、前記繊維状セルロースの固形分濃度を０．４質量％として２５℃及び回転数３ｒｐｍの条件で測定した粘度が１０ｍＰａ・ｓ以上１１０００ｍＰａ・ｓ以下である、セルロース含有組成物。【選択図】なし