abstract |
THIS INVENTION PROVIDES A LIQUID, POLYMERIZABEL COMPOSITION OF MATTER,SUITABLE FOR MOLDING FIBROUS REINFORCED ARTICLES WITH EXCEPTIONALLY SMOOTH SURFACES, SAID COMPOSITION BEING CURABLE UNDER HEAT AND PRESSURE TO FORM A RIGED, CURED PRODUCT WHICH IS CHARACTERIZED BY AN OPTICALLY HETEROGENEOUS APPEARANCE. THE COMPOSITION COMPRISES A THERMOPLASTIC CELLUOSE ESTER, AND A,B-ETHYLENICALLAY UNSATURATED POLYMERIZABLE POLYESTER HAVING A MOLECULAR WEIGHT PER DOUBLE BOND FACOTR OF 150 TO 186, AND A MONOMER CONTAINING A CH2=C<GROUP COPOLYMERIZABLE WITH THE UNSATURATED POLYESTER. |