ENDLESS CORE-SHEATH FIBERS ON THE BASIS OF HYALURONAN OR C11-C18 ACYLATED DERIVATIVES THEREOF, METHOD OF PREPARATION AND USE THEREOF, STAPLE FIBERS, YARN AND TEXTILES MADE OF THESE FIBERS AND USE THEREOF

• Main Authors: KOCOVA, Sarka, JANOUCHOVA, Katerina, ZAPOTOCKY, Vojtech, PITUCHA, Tomas, VELEBNY, Vladimir, LIPENSKA, Kristýna, KUBICKOVA, Jolana, RICHTROVA, Helena, BETAK, Jiri
• Format: Patent
• Language: English; French; German
• Published: 15.08.2018
• Subjects: APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES; CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; HUMAN NECESSITIES; HYGIENE; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES; MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OFARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES ORRIBBONS; MEDICAL OR VETERINARY SCIENCE; METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL; NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING; TEXTILES

The invention relates to two-component biodegradable core-sheath fibers comprising a combination of native and C11-C18 acylated hyaluronan or C11-C18 acylated hyaluronans. It further relates to method of preparation and use thereof, especially for controlled release of the active agent. Fibers may be further processed into the form of staple fibers, yarn, braided, woven, knitted and non-woven textiles.