Evaluating the degree of gelation of PVC-U pipes. Comparison of currently available methods Polymer Testing Journal Article L.E. Pimentel Real I.M. João S.I. Pimenta H.P. Diogo Publication Year of Publication: 2018 Volume: 70 Pagination: 481-485 Identifiers Other Numbers: 2-s2.0-85051037285 Locators DOI: 10.1016/j.polymertesting.2018.08.001 Sustainable Development Goals