SINOMER® 2-OA (2-Octyl Acrylate, CAS 42928-85-8) is a 生物基 单官能 acrylate 单体 with a branched C8 alkyl structure. It is derived from renewable feedstocks (2-octanol from castor oil) and contains approximately 70% 生物基 carbon content. The 单体 offers low 粘度, 低气味, and low skin irritation, making it suitable for coatings, adhesives, sealants, and UV/EB curing systems.