Waterborne polyurethane structure with stem cells non-irritability for cells healing and the material thereof

A waterborne polyurethane complex and composition comprise a waterborne polyurethane layer being attached to a functional adhesive layer. The waterborne polyurethane layer contains a catalyst with content less than 0.001 wt %, and the catalyst is organic zinc or organic bismuth. The waterborne polyu...

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Bibliographische Detailangaben
Hauptverfasser:	FANG, CHI-HAU, LAI, MENG-HENG, KE, JIN-HE, YU, TINGUN, HSUEH, KUANG-YING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES CHEMISTRY COMPOSITIONS BASED THEREON DISINFECTION, STERILISATION, OR DEODORISATION OF AIR HUMAN NECESSITIES HYGIENE MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES MEDICAL OR VETERINARY SCIENCE METALLURGY METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL ORGANIC MACROMOLECULAR COMPOUNDS PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	A waterborne polyurethane complex and composition comprise a waterborne polyurethane layer being attached to a functional adhesive layer. The waterborne polyurethane layer contains a catalyst with content less than 0.001 wt %, and the catalyst is organic zinc or organic bismuth. The waterborne polyurethane complex is biocompatible and non-irritable, and is adapted for cell therapy or biomedical application.