poliuretanos que não são de isocianato e métodos de produção e utilização dos mesmos

• Main Authors: ASHLEY NELSON, TIMOTHY LONG, KEREN ZHANG, PAUL BERTIN, ALLYSON BEUHLER
• Format: Patent
• Language: Portuguese
• Published: 18.09.2018
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

são divulgadas aqui composições de poliuretano, bem como métodos de produção e de utilização de tais poliésteres. em algumas modalidades, os poliureta-nos são formados partindo de monômeros derivados de óleos naturais. em algumas modalidades, os poliuretanos são formados sem o uso de monômeros que possuem grupos isocianato. Polyurethane compositions are disclosed herein, as well as methods of making and using such polyesters. In some embodiments, the polyurethanes are formed from monomers derived from natural oils. In some embodiments, the polyurethanes are formed without the use of monomers bearing isocyanate groups.