Adhesive patch

• Main Authors: KAWAMORI TADAO, OBATA KUMI, KOMODA TOSHIKAZU
• Format: Patent
• Language: Chinese; English
• Published: 17.04.2018
• Subjects: HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS

The present invention provides an adhesive patch that is capable of exhibiting excellent tackiness when adhered to the skin and reduces peeling from the skin once adhered thereto. This adhesive patchis characterized by including: a support body; and an adhesive layer that is integrally laminated upon one surface of the support body and includes an acrylic adhesive, polyisobutylene having a weightaverage molecular weight of 40000-400000, and a drug, with the content ratio of the polyisobutylene and the acrylic adhesive (mass of the polyisobutylene/mass of the acrylic adhesive) being 0.4-0.8. 本发明提供种贴剂，该贴剂贴在皮肤上时可以发挥充分的粘性，且贴附时从皮肤上剥离情况减少。本发明的贴剂，包括支持体和粘合剂层，所述粘合剂层叠层体化于所述支持体的面上，并且含有丙烯酸类粘合剂、重均分子量为40000～400000的聚异丁烯和药物，所述聚异丁烯和所述丙烯酸类粘合剂的含量比(聚异丁烯的质量/丙烯酸类粘合剂的质量)为0.4～0.8。