SEPARATION MEMBRANE FOR BLOOD TREATMENT, AND BLOOD TREATMENT DEVICE INCORPORATING SEPARATION MEMBRANE

• Main Authors: INOUE, Satoru, MORITA, Naoki, TERAJIMA, Shuji, MIURA, Suguru, TANAKA, Masaru
• Format: Patent
• Language: English; French; German
• Published: 02.05.2018
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; GENERAL PROCESSES OF COMPOUNDING; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SEPARATION; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; WORKING-UP

A separation membrane for blood processing, wherein the separation membrane for blood processing includes: a separation membrane containing polysulfone-based polymer and polyvinylpyrrolidone; and a coating film provided on at least a part of the surface of the separation membrane and containing a polymer material having a structure represented by the following general formula (1): wherein R 1 is a hydrogen atom or a methyl group; R 2 is a methyl group or an ethyl group; n is 2 to 6 and m is 1 to 3; P denotes the number of repetition; and a plurality of each of R 1 , R 2 , n, and m present in one molecule may be the same or different.