TEMPERATURE SENSITIVE POLYMER COMPOSITION POLYMER GEL COMPOSITE MEDICAL ARTICLES AND COSMETIC ARTICLES USING THE SAME

• Main Authors: KIM JEE SEON, HAN HYEJIN, KIM YUNSEOP, KIM CHANJOONG
• Format: Patent
• Language: English; Korean
• Published: 02.12.2021
• 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; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

The present invention provides a temperature-sensitive polymer composition containing a specific matrix that increases the delivery efficiency of an effective substance through a phase transition by body temperature while being in contact with the skin, and improves the stability of an effective substance even when preparing and using a transdermal patch, and a polymer gel composite, medical supplies and cosmetic products using the same. The present invention provides a temperature-sensitive polymer composition comprising a matrix including a biocompatible polymer and water, wherein the matrix's Young's modulus measured at 4℃ is greater than or equal to 5 kPa and less than 140 kPa. 본 발명은 피부에 접촉하여 체온에 의한 상전이를 통해 유효물질 전달효율을 높이며, 경피 패치 제조 및 사용 시에도 유효물질의 안정성을 향상시킬 수 있는 특정 매트릭스를 갖는 온도 감응성 고분자 조성물 및 이를 이용한 고분자 겔 복합체, 의료용품 및 미용용품에 관한 것이다.