Laromer PR 9013 is an unsaturated modified dispersion oligomer used to formulate energy curable pigment concentrates and energy curable offset- flexographic- or silk-screen printing inks. Inks based on LAROMER PR 9013 are characterized by an excellent yield value even at high pigmentation levels- high gloss- excellent run-ability- little moisture expansion- they cure to produce low odor films. LAROMER PR 9013 can also be used to formulate coatings for paper- plastic films- metals- wood- and wood products. In energy curable coatings for wood or wood products- it reduces absorption into the substrate. Films show little shrinkage and good wetting.