METALLIC MATERIAL, METHOD FOR CONTROLLING RESPONSE OF FERMENTING MICROORGANISM AND METHOD FOR MANUFACTURING FERMENTED FOOD

• Main Authors: KOMATSU, Takafumi, YUSA, Fumie
• Format: Patent
• Language: English; French; Japanese
• Published: 02.04.2020
• Subjects: BEER; BIOCHEMISTRY; CHEMISTRY; COMPOSITIONS OR TEST PAPERS THEREFOR; COMPOSITIONS THEREOF; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL ORENZYMOLOGICAL PROCESSES; CULTURE MEDIA; DAIRY PRODUCTS, e.g. MILK, BUTTER, CHEESE; ENZYMOLOGY; FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; HUMAN NECESSITIES; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; MAKING THEREOF; MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEICACIDS OR MICROORGANISMS; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; METALLURGY; METALLURGY OF IRON; MICROBIOLOGY; MICROORGANISMS OR ENZYMES; MILK OR CHEESE SUBSTITUTES; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; MUTATION OR GENETIC ENGINEERING; PERFORMING OPERATIONS; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; PROCESSES OF PREPARING SUCH COMPOSITIONS; PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS; PUNCHING METAL; ROLLING OF METAL; SPIRITS; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRANSPORTING; VINEGAR; WINE

Provided are: a metallic material enabling optimization of response of a fermenting microorganism; a method for controlling response of a fermenting microorganism; and a method for manufacturing a fermented food. The metallic material is configured from crystal grains having an average crystal grain size for controlling response of a fermenting microorganism. Preferably, the average crystal grain size of the crystal grains is from 100 nm to 10 μm inclusive. Preferably, the metallic material is stainless steel. Preferably, the response of the fermenting microorganism is the adsorption or proliferation of the fermenting microorganism on the metallic material. Matériau métallique permettant l'optimisation de la réponse d'un micro-organisme de fermentation, procédé de régulation de la réponse d'un micro-organisme de fermentation, et procédé de fabrication d'un aliment fermenté. Le matériau métallique est conçu à partir de grains cristallins ayant une taille moyenne de grain cristallin afin de réguler la réponse d'un micro-organisme de fermentation. De préférence, la taille moyenne de grain cristallin des grains cristallins est comprise entre 100 nm et 10 μm inclus. De préférence, le matériau métallique est l'acier inoxydable. De préférence, la réponse du micro-organisme de fermentation est l'adsorption ou la prolifération du micro-organisme de fermentation sur le matériau métallique. 発酵微生物の応答の最適化が可能な金属材料、発酵微生物の応答制御方法及び発酵食品の製造方法を提供する。金属材料は、発酵微生物の応答を制御するための平均結晶粒径を有する結晶粒により組織される。前記結晶粒の平均結晶粒径が１００ｎｍ以上１０μｍ以下であることが好ましい。前記金属材料がステンレス鋼であることが好ましい。前記発酵微生物の応答が、前記金属材料上での前記発酵微生物の吸着又は増殖であることが好ましい。