Abstract: The present application is directed to a method for preparing an amino-functional polyester, said method comprising: providing a mixture comprising at least one lactone monomer, a catalyst and a polyamine having at least one primary and at least one secondary amine group; and, subjecting said mixture to ring-opening polymerization conditions.

Abstract: The present invention relates to a curable potting composition based on acetoacetate, and to its use in electronic devices. In particular, the present invention relates to a curable potting composition based on multifunctional acetoacetate and multifunctional (meth)acrylate.

Abstract: The present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising: reacting glycerine carbonate with an anhydride to form an Adduct (A); and, reacting said Adduct (A) with at least one polyepoxide compound to form said cyclic carbonate functional polyester (CC-PES). More particularly, the present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising the stages: A) reacting glycerine carbonate with an anhydride to form an Adduct (A); B) providing a polycarboxylic acid; C) reacting said polycarboxylic acid with at least one diglycidyl ether to form an epoxy functional polyester; and, D) reacting said epoxy functional polyester with said Adduct (A) to form said cyclic carbonate functional polyester.

Abstract: The present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising the stages of (A) reacting glycerine carbonate with an anhydride to form an Adduct (A), (B) reacting said Adduct (A) with at least one polyepoxide compound to form an Adduct (B), and (C) reacting said Adduct (B) with at least one polycarboxylic acid to form said cyclic carbonate functional polyester.

Abstract: The present application is directed to a method for preparing an amino-functional polyester, said method comprising: providing a mixture comprising at least one lactone monomer, a catalyst and a polyamine having at least one primary and at least one secondary amine group; and, subjecting said mixture to ring-opening polymerization conditions.

Abstract: The present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising: reacting glycerine carbonate with an anhydride to form an Adduct (A); and, reacting said Adduct (A) with at least one polyepoxide compound to form said cyclic carbonate functional polyester (CC-PES). More particularly, the present application is directed to a method for preparing a cyclic carbonate functional polyester, said method comprising the stages: A) reacting glycerine carbonate with an anhydride to form an Adduct (A); B) providing a polycarboxylic acid; C) reacting said polycarboxylic acid with at least one diglycidyl ether to form an epoxy functional polyester; and, D) reacting said epoxy functional polyester with said Adduct (A) to form said cyclic carbonate functional polyester.

Abstract: A nanocrystal composite comprising a plurality of nanocrystals comprising a core comprising a metal or a semiconductive compound or a mixture thereof and at least one ligand, wherein said core is surrounded by at least one ligand, and a polythiourethane matrix, wherein said polythiourethane matrix is formed by thermal or UV induced nucleophilic addition of polyisocyanates having at least two isocyanate groups and polythiols having at least two thiol groups. Composite of the present invention provides improved thermal and photo thermal stability to the nanocrystals.

Abstract: The present invention relates to a method for synthesizing cyclocarbonates by reacting an epoxy compound and carbon dioxide at atmospheric pressure and elevated temperature in the presence of a heterogeneous catalyst system comprising an alkali metal halide and silica as well as the use of said catalyst system for the synthesis of cyclocarbonates.

Abstract: The present invention relates to a method for synthesizing cyclocarbonates by reacting an epoxy compound and carbon dioxide at atmospheric pressure and elevated temperature in the presence of a heterogeneous catalyst system comprising an alkali metal halide and silica as well as the use of said catalyst system for the synthesis of cyclocarbonates.

Abstract: The present invention relates to a printable ferroelectric ink composition comprising a binder, an organic ferroelectric component and a solvent, and wherein said ferroelectric component is in the ferroelectric phase. The ferroelectric ink composition according to the present invention can be used as a sensor, an emitter or as a generator in an energy harvester. Furthermore, the present invention also encompasses a device comprising a ferroelectric ink composition according to the present invention between two conductive elements.

Abstract: The present invention relates to a ferroelectric adhesive composition comprising from 2 to 50% of an adhesive matrix, from 5 to 85% of a ferroelectric component, wherein all weight percentages are based on weight of the total weight of the composition, and wherein said ferroelectric component is in a ferroelectric phase. The ferroelectric adhesive composition according to the present invention can be used as a sensor, an emitter or as a generator in an energy harvester. Furthermore, the present invention also encompasses a device comprising a ferroelectric adhesive composition according to the present invention between two conductive elements.