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POLYURETHANE RESINS





            Elastocoat has high tolerance of  ence conditions in actual use.     The same technology is finding a
         temperature extremes and humidity    The M900 acrylic-PUR material fea-  home in areas of the transportation
         during application, and it features  tures strong UV resistance, as well as  industry that require a high-quality
         seamless sealing of penetrations and  water resistance. This latter feature  surface. As rail systems upgrade –
         undercuts. It also claims a high degree  makes it suitable for use in bathrooms  faster in Europe, but also to some
         of crack bridging, with over 400    as well as kitchens, since it is less likely  extent in North America – protective
         percent elongation at break. Further,  than other PUR coatings to warp or  coverings for passenger rolling stock
         it reportedly has high resistance to    produce an uneven surface when    take on increasing importance.
         hydrolysis and aging.              exposed over time to water vapor.    “Heating the drying oven up to 60
            The product has particular applica-  Covestro has extended the range of  deg. C is one of the most expensive
         tion in chemical storage tanks. To pre-  applications for its PURs, which in-  cost factors in coating rail and other
         vent leakage into groundwater, most  cludes its Blulogiq thermoactivated  transportation vehicles,” Covestro
         tanks are placed on or into areas called  hardener technology. The product  states. “This means there is a clear
         secondary containments, made of con-  range is available in waterborne   demand for ambient curing and a
         crete. To prevent cracks and leakage,  dispersions as well as 70 percent    faster production process without heat-
         a lining system needs to be installed.   bio-based crosslinkers.     ing up and cooling down the oven.
            Quebec-based Canlak specializes in   Its Pasquick curing technology, the   “Thanks to our new Pasquick tech-
         coatings for wood products. The Ital-  company claims, can cut a 24-hour  nology, clearcoats and topcoats can
         ian-developed Verinlegno line it offers  coating job involving a construction  be quickly cured at room temperature.
         has both standard PURS and acrylic-  coating to six hours. This, Covestro  Our latest Pasquick developments
         polyurethanes, which give clear and  states, is important for building areas  combine a very fast, ultra-high solid
         opaque, and ultra-matte and high-  that see a high volume of traffic, or  system with best-in-class industrial
         sheen surfaces. These materials are    are in use on weekends or during ex-  hygiene standards.”
         especially recommended for kitchen  tended hours. Further, the rapid curing   Evonik Corp. offers its Vestanat non-
         cabinets and children’s furniture, which  properties of Pasquick can reduce the  yellowing crosslinkers for 2K or1K
         are subject to difficult though differ-  number of coating layers.   thermosetting PUR coatings. These are


               COMING UP IN THE
               NOVEMBER/DECEMBER 2020


               ISSUE OF CFCM





               Industrial Finishing          Plating and Anodizing        Paint and Coatings Manufacturing
                • E-Coat                      • Precious Metal Plating     • Biocides, Algaecides, and Preservatives
                • Finish Testing Equipment    • Pumps and Filters          • Intumescent Fire Protection Coatings
                • Masking                     • Brush Plating              • How Green is Green Chemistry
                • Pretreatment and Washing                                  in Coatings?
                • Wood Lacquers and Varnishes

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                                                        Associate Publisher & Sales   Editor
                                                        Gillian Thomas    Theresa Rogers
                                                        1-416-277-1269   1-416-201-1975   cfcm.ca
                                                        gillian.thomas@cfcm.ca  theresa.rogers@cfcm.ca
                                       @CFCMMag



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