Contact us for more details of our high quality Polymer of C18 unsaturated fatty acid dimer with acrylic acid, bisphenol A, epichlorohydrin, and nonanoic acid (CAS: 216689-76-8). Amitychem Corporation will be your strong partner in China with our 15 years experience specialized in the the field, our ISO/SGS/CQC certificated quality, our seriously & timely response service.