Alibaba.com offers 4 polyurethane sealant products. About 100% of these are adhesives & sealants. A wide variety of polyurethane sealant options are available to you, such as transportation, construction, and woodworking. You can also choose from polyurethane, silicone. There are 4 polyurethane sealant suppliers, mainly located in Asia. The top supplying country is Singapore, which supply 100% of polyurethane sealant respectively.