Gelatin, chemically modified product thereof, aqueous composition and medical laminate containing same, production method for medical laminate, and cell sheet isolation method

• Main Authors: Yunoki, Shunji, Ohyabu, Yoshimi, Hiraoka, Yosuke, Hatayama, Hirosuke, Ida, Masataka
• Format: Patent
• Language: English
• Published: 27.10.2020
• Subjects: ADHESIVES; APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; BEER; BIOCHEMISTRY; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; DYES; ENZYMOLOGY; HUMAN NECESSITIES; HYGIENE; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES; MEDICAL OR VETERINARY SCIENCE; METALLURGY; METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL; MICROBIOLOGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MUTATION OR GENETIC ENGINEERING; NATURAL RESINS; ORGANIC CHEMISTRY; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PEPTIDES; POLISHES; PREPARATION OF GLUE OR GELATINE; SPIRITS; THEIR PREPARATION OR CHEMICAL WORKING-UP; VINEGAR; WINE

A gelatin or a chemically modified product thereof contains 10 to 50% by mass of a high-molecular weight component, and a low-molecular weight component in such an amount that a value obtained by subtracting a low-molecular weight component content from a high-molecular weight component content is greater than or equal to 0% by mass.