Patent classifications
C09D175/12
SELF-EMULSIFYING POLYISOCYANATE COMPOSITION, TWO-PACK TYPE COATING COMPOSITION AND COATING FILM
The present invention relates to a self-emulsifying polyisocyanate composition including a reaction mixture of (a) an anionic compound having a specific structure, (b) nonionic hydrophilic group-containing monofunctional alcohol having a specific structure, (c) organic polyisocyanate, and (d) tertiary amine, a two-part coating composition that contains the composition, and a coating film that can be obtained from the coating composition.
SELF-EMULSIFYING POLYISOCYANATE COMPOSITION, TWO-PACK TYPE COATING COMPOSITION AND COATING FILM
The present invention relates to a self-emulsifying polyisocyanate composition including a reaction mixture of (a) an anionic compound having a specific structure, (b) nonionic hydrophilic group-containing monofunctional alcohol having a specific structure, (c) organic polyisocyanate, and (d) tertiary amine, a two-part coating composition that contains the composition, and a coating film that can be obtained from the coating composition.
Hydroxy functional alkyl polyurea crosslinkers
A hydroxy functional alkyl polyurea is disclosed having the formula presented in claim 1, wherein R comprises an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine and having an Mn of 500 or greater; wherein each R.sub.1is independently a hydrogen, alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R.sub.1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6. Further disclosed is a coating comprising: a film-forming resin; and a hydroxy functional alkyl polyurea crosslinker having the formula presented in claim 4, wherein R.sub.1 is a substituted or unsubstituted C.sub.1 to C.sub.36 alkyl group, an aromatic group, an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine having an Mn of 500 or greater, wherein each R.sub.1 is independently a hydrogen, an alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6, and when R.sub.2 is a substituted or unsubstituted C.sub.1 to C.sub.36 alkyl group the film-forming resin comprises COOH functionality that reacts with the polyurea to form an ester linkage. Other hydroxy functional alkyl polyurea compounds, polymers made with the same, and compositions comprising the same are also disclosed as are substrates coated at least in part with or formed with any of the compositions described herein.
Hydroxy functional alkyl polyurea crosslinkers
A hydroxy functional alkyl polyurea is disclosed having the formula presented in claim 1, wherein R comprises an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine and having an Mn of 500 or greater; wherein each R.sub.1is independently a hydrogen, alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R.sub.1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6. Further disclosed is a coating comprising: a film-forming resin; and a hydroxy functional alkyl polyurea crosslinker having the formula presented in claim 4, wherein R.sub.1 is a substituted or unsubstituted C.sub.1 to C.sub.36 alkyl group, an aromatic group, an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine having an Mn of 500 or greater, wherein each R.sub.1 is independently a hydrogen, an alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6, and when R.sub.2 is a substituted or unsubstituted C.sub.1 to C.sub.36 alkyl group the film-forming resin comprises COOH functionality that reacts with the polyurea to form an ester linkage. Other hydroxy functional alkyl polyurea compounds, polymers made with the same, and compositions comprising the same are also disclosed as are substrates coated at least in part with or formed with any of the compositions described herein.
CONDUCTIVE POLYMER DISPERSION AND METHOD FOR PREPARING SAME, AND METHOD FOR MANUFACTURING CONDUCTIVE FILM
A conductive polymer dispersion of this disclosure includes: a conductive composite containing a π-conjugated conductive polymer and a polyanion; an isocyanurate-based compound; and a dispersion medium for dispersing the conductive composite.
CONDUCTIVE POLYMER DISPERSION AND METHOD FOR PREPARING SAME, AND METHOD FOR MANUFACTURING CONDUCTIVE FILM
A conductive polymer dispersion of this disclosure includes: a conductive composite containing a π-conjugated conductive polymer and a polyanion; an isocyanurate-based compound; and a dispersion medium for dispersing the conductive composite.
AQUEOUS BINDER FORMULATION
Described herein are aqueous binder formulations including organic compounds including acryloyloxy groups and carboxylic acid hydrazides.
Aqueous Polyurethane Dispersions for Artificial Leather Applications
Aqueous polyurethane dispersions are useful for making artificial leather and similar products. The dispersions contain polyurethane-urea particles dispersed in an aqueous phase. The particles are made using isophorone diisocyanate, certain cyclic amine chain extenders and certain polyol mixtures.
Aqueous Polyurethane Dispersions for Artificial Leather Applications
Aqueous polyurethane dispersions are useful for making artificial leather and similar products. The dispersions contain polyurethane-urea particles dispersed in an aqueous phase. The particles are made using isophorone diisocyanate, certain cyclic amine chain extenders and certain polyol mixtures.
ELECTROCOATING COMPOSITION
Cathodic electrocoating compositions and methods for coating electrically conductive substrates are provided. An exemplary cathodic electrocoating composition includes an aqueous carrier and a film forming binder dispersed in the carrier. Further, the cathodic electrocoating composition includes guar gum as an edge protective agent.