IBVE Isobutyl vinyl ether 109-53-5 BASF Polymer intermediates ADHESIVE SEALANT Isobutyl vinyl ether monomer. Used as intermediate to manufacture resin for adhesives and sealants. Highly flammable and irritant Highly flammable and irritant isobutyl vinyl ether monomer. Used as intermediate to manufacture resin for adhesives and sealants.