New patent! The bio-based hot melt pressure-sensitive adhesive developed by Shenzhen Guanghua Weiye obtained a national patent

Recently, the production technology of “Bio-based Biodegradable Hot Melt Pressure-Sensitive Adhesive” independently developed by Shenzhen Guanghua Weiye Co., Ltd. and its subsidiary Xiaogan Yisheng New Materials Co., Ltd. passed the national knowledge Approved by the Intellectual Property Office, obtained national invention patent authorization. At present, eSUN has applied for nearly 100 national patents and obtained…