Patent classifications
C09D167/025
Low smoke halogen free flame retardant thermoplastic vulcanizate compositions containing zeolites
Halogen-free flame retardant compositions comprising thermoplastic vulcanizates, which exhibit desired flame retardance and low-smoke emission. These flame retardant compositions comprise a) one or more thermoplastic vulcanizates, and b) from at or about 18 to at or about 50 weight percent, the weight percentage being based on the total weight of the flame retardant composition, of a flame retardant mixture comprising: b1) at least one flame retardant comprising a phosphinate, diphosphinate and/or polymers thereof, b2) a phosphorous-containing amino composition, and b3) a zeolite.
CROSSLINKABLE COATING COMPOSITIONS FORMULATED WITH DORMANT CARBAMATE INITIATOR
A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1)
##STR00001##
wherein R.sub.1 and R.sub.2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and A.sup.n+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that A.sup.n+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H.sub.2NR.sub.1R.sub.2.sup.+OCONR.sub.1R.sub.2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.
USE OF NON-IONICALLY STABILIZED WATERBORNE ANTISOIL COATINGS FOR AUTOMOTIVE LEATHER
A leather finishing composition includes water, a polymeric component, and a non-ionic surfactant component covalently bonded to the polymeric component. Advantageously, the leather finishing composition is substantially free of ionic groups. A method for applying the leather finishing composition to a leather substrate is provided.
POLYESTER RESIN
A polyester resin including: structural unit (A) represented by a specific formula; structural unit (B) derived from an aliphatic diol having 3 to 8 carbon atoms (provided that the structural unit (A) is excluded); and at least one structural unit (C) selected from the group consisting of structural unit (c1) derived from a trivalent or higher-valent acid component and structural unit (c2) derived from a trihydric or higher-hydric alcohol component, the polyester resin including the structural unit (B) in an amount of 20 molar parts or more with respect to 100 molar parts of all the structural units derived from acid components.
Aqueous Coating Compositions and Processes of Forming Multi-Component Composite Coatings on a Substrate
The present invention relates to an aqueous coating composition comprising: (a) a film-forming resin selected from polyesters made from monomers comprising a polyetherpolyol and a polycarboxylic acid, the polyester bearing functional groups and having a Tg of less than 10 C. measured according to ASTM D3418-15 (midpoint temperature, at a heating rate of 20 C./min); (b) a rheology modifier selected from inorganic and resinous rheology modifiers and combinations thereof; (c) one or more color-imparting pigments or effect pigments or combinations thereof; and (d) one or more cross-linking agents that are reactive with the functional groups of the film-forming resin according to a), wherein the coating composition exhibits a low shear viscosity of 0.5 to 40 Pas at 0.1 s.sup.1 at 25 C. measured according to ASTM 22196-15 Method B Spindle No X, a method for making said coating composition, a method for coating an automotive substrate utilizing said coating composition and a coated substrate comprising a base coat layer deposited from said coating composition.
Aqueous Coating Compositions and Processes of Forming Multi-Component Composite Coatings on a Substrate
The present invention relates to an aqueous coating composition comprising: (a) a film-forming resin selected from polyesters made from monomers comprising a polyetherpolyol and a polycarboxylic acid, the polyester bearing functional groups and having a Tg of less than 10 C. measured according to ASTM D3418-15 (midpoint temperature, at a heating rate of 20 C./min); (b) a rheology modifier selected from inorganic and resinous rheology modifiers and combinations thereof; (c) one or more color-imparting pigments or effect pigments or combinations thereof; and (d) one or more cross-linking agents that are reactive with the functional groups of the film-forming resin according to a), wherein the coating composition exhibits a low shear viscosity of 0.5 to 40 Pas at 0.1 s.sup.1 at 25 C. measured according to ASTM 22196-15 Method B Spindle No X, a method for making said coating composition, a method for coating an automotive substrate utilizing said coating composition and a coated substrate comprising a base coat layer deposited from said coating composition.
Crosslinkable coating compositions formulated with dormant carbamate initiator
A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) ##STR00001##
wherein R.sub.1 and R.sub.2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and A.sup.n+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that A.sup.n+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H.sub.2NR.sub.1R.sub.2.sup.+OCONR.sub.1R.sub.2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.
Carboxy-functional polyether-based reaction products and aqueous base coats containing the reaction products
A pigmented aqueous basecoat material is disclosed. The pigmented aqueous basecoat material includes a polyether-based reaction product which is preparable by a reaction of trimesic acid with at least one polyether of the general structural formula (I) ##STR00001##
R is a C.sub.3 to C.sub.6 alkylene radical and n is selected accordingly such that the at least one polyether possesses a number-average molecular weight of 500 to 5000 g/mol. The trimesic acid and the at least one polyether are used in the reaction in a molar ratio of 0.7/2.3 to 1.6/1.7 and the resulting reaction product possesses an acid number of 10 to 50 mg KOH/g.
Aqueous polyorganosiloxane hybrid resin dispersion
An aqueous polyorganosiloxane hybrid resin dispersion includes at least one polyorganosiloxane hybrid resin and at least one emulsifier based on partly hydrolysed polyvinylacetates. The dispersion has a solids content of 30.0% by weight-70.0% by weight, preferably 45.0% by weight-55.0% by weight, based on the polyorganosiloxane hybrid resin dispersion, and the residual solvent content is <6.0% by weight, preferably <2.5% by weight, more preferably <1.0% by weight, based on the polyorganosiloxane hybrid resin dispersion.
Carboxy-functional polyether-based reaction products and aqueous base paints containing the reaction products
The present invention relates to a pigmented aqueous basecoat material including a polyether-based reaction product which is preparable by reaction of (a) at least one carboxy-functional component which is preparable by esterification reaction of at least one dihydroxycarboxylic acid (a1) with at least one dicarboxylic acid (a2) and/or the anhydride of a dicarboxylic acid (a2), the components (a1) and (a2) being used in a molar ratio of 0.5/3.0 to 1.7/1.8, with (b) at least one polyether of a general structural formula (I) ##STR00001##
in which R is a C.sub.3 to C.sub.6 alkylene radical and n is selected accordingly such that the polyether (b) possesses a number-average molecular weight of 500 to 5000 g/mol, the components (a) and (b) being used in the reaction in a molar ratio of 0.7/2.3 to 1.6/1.7, and the resulting reaction product possessing an acid number of 10 to 50 mg KOH/g.