Adhesive sheet and adhesive preparation, and production methods thereof

• Main Authors: YAMAMOTO, KEIJI, MINOMI, KENJIRO, HORI, MITSUHIKO, MATSUOKA, KENSUKE, NINOMIYA, KAZUHISA, NAKANO, YOSHIHISA
• Format: Patent
• Language: English; French; German
• Published: 31.03.2004
• Edition: 7
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; BANDAGES, DRESSINGS OR ABSORBENT PADS; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES; CHEMISTRY; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; DYES; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES; MEDICAL OR VETERINARY SCIENCE; METALLURGY; METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PAINTS; PERFORMING OPERATIONS; POLISHES; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; PROSTHESES; TRANSPORTING; TREATMENT OR PROTECTION OF EYES OR EARS; USE OF MATERIALS AS ADHESIVES

The present invention provides an adhesive sheet including a substrate consisting of a synthetic resin film and a nonwoven fabric laminated on one side of the film, and an adhesive layer formed on the nonwoven fabric, wherein the nonwoven fabric contains polyethyleneimine at least on a surface of the nonwoven fabric.