Abstract: Powder coating or adhesive formulations include as a component thereof a silane of formula (I) or hydrolyzates or condensates thereof where R1 is a hydrocarbon, acyl, alkylsilyl, or alkoxysilyl group, R2 is a monovalent hydrocarbon group; R3 is alkylene, optionally interrupted with one or more ether oxygen atoms; a is 0 or 1; Z is a direct bond or a divalent linking group; X is an m-valent organic group or H; and m is 1-20. The silanes are useful as crosslinkers, property modifiers and/or adhesion promoters. Powder adhesives may be similarly formed with the silanes of formula (I). Fillers or pigments, such as titanium dioxide fillers, which are treated with silanes, especially silanes having alkyl, epoxy, acryl, methacryl, polyether, amino, acid anhydride, hydroxyalkyl, carbamato or ureido functionality, may also be usefully employed in powder coating formulations.

Abstract: Powder coating formulations include as a component thereof a silane formula I: where R1 is a hydrocarbon, acyl, alkylsilyl or alkoxysilyl group; R2 is a monovalent hydrocarbon group; R3 is alkylene, optionally interrupted with one or more ether oxygen atoms; a is 0 or 1; Z is a direct bond or a divalent organic linking group; X is an m-valent organic group or H; and m is 1-20. The silanes are useful as crosslinkers, property modifiers and/or adhesion promoters. Powder adhesives may be similarly formed with silanes of formula I.

Abstract: Powder coating formulations which include as a component thereof a silyl carbamate of the formula: where R1 is a hydrocarbon or acyl group; R2 is a monovalent hydrocarbon group; R3 is alkylene, optionally interrupted with one or more ether oxygen atoms; a is 0 or 1; X is an m-valent organic group; m is 1-6; and, either A=NH and B=O, or A=O and B=NH. The silanes are useful as crosslinkers and/or adhesion promoters.

Abstract: The present invention relates to a composition being an aqueous dispersion of a polyurethane in water, said composition comprising water and the reaction product of (a) a water-dispersible isocyanate-terminated polyurethane prepolymer having an isocyanate content of between 1 and 15% by weight. The prepolymer comprises the following: an organic polyisocyanate adduct mixture having an average isocyanate functionality of between 2.0 and 4.0, and (b) an isocyanate reactive chain extender having a specified ratio of isocyanate reactive moiety to isocyanate index of the polyisocyanate adduct mixture. The polyisocyanate mixture must contain some dimer; however, other polyisocyanates, such as diisocyanates and polyisocyanate trimers, are advantageously added to the mixture. Also disclosed is a process for preparing this composition, and a method for coating a substrate with the composition.

Abstract: A process for preparing isocyanate adducts having a high proportion of monoisocyanurate using a quaternary ammonium carboxylate trimerization catalyst. Also claimed are specific carboxylate catalysts, together with a process for producing the catalysts. The catalysts are particularly useful for trimerizing hexamethylene diisocyanate and isophorone diisocyanate.

Abstract: This invention relates to a catalyst composition comprising the reaction product of (a) an inorganic substrate containing a reactive hydroxyl group and selected from the group consisting of silica compounds, alumina compounds, and combinations thereof, (b) a catalyst containing terminal unsaturation and selected from the group consisting of 4-dialkylamino pyridines, 4-(N-arylalkyl-N-alkyl)amino pyridines, and combinations thereof, and (c) a hydrosilane. Also disclosed is a process for making the catalyst composition, as well as the catalyst composition by empirical structural formula.

Abstract: This invention relates to a process for preparing a dimer by the steps of: (a) cyclodimerizing a polyisocyanate in the presence of a dimerization catalyst which is covalently bound to an insoluble inorganic matrix by contacting said polyisocyanate with said catalyst at a temperature of between about 20 and about 135.degree. C. in a reaction to form an uretidione-containing cyclodimerized isocyanate wherein a portion of the isocyanate moieties comprising said polyisocyanate are converted to uretidione groups, and (b) separating said catalyst from said cyclodimerized isocyanate in order to stop said reaction after a desired amount of isocyanate moieties in said polyisocyanate have been converted to uretidione moieties.

Abstract: This invention relates to a process for producing a moisture curable silyl-terminated polymer which comprises the steps of: (a) reacting a terminally-unsaturated monol (preferably a polyether or polyester monol) with a polyfunctional hydroxyl-reactive compound selected from the group consisting of polyisocyanates and organic polacyl compounds in a molar ratio of one mole of monol for each equivalent of functionality on said polyfunctional hydroxyl-reactive moiety, to provide a terminally-unsaturated polymer having terminal unsaturation at each end thereof; and (b) reacting said terminally-unsaturated polymer with a dialkoxyalkylsilane to form a dialkoxyalkylsilylterminated polymer capable of curing upon contact with moisture.

Abstract: This invention relates to a process for producing a moisture curable silyl-terminated polymer which comprises the steps of: (a) reacting a terminally-unsaturated monol (preferably a polyether or polyester monol) with a polyfunctional hydroxyl-reactive compound selected from the group consisting of polyisocyanates and organic polacyl compounds in a molar ratio of one mole of monol for each equivalent of functionality on said polyfunctional hydroxyl-reactive moiety, to provide a terminally-unsaturated polymer having terminal unsaturation at each end thereof; and (b) reacting said terminally-unsaturated polymer with a dialkoxyalkylsilane to form a dialkoxyalkylsilyl-terminated polymer capable of curing upon contact with moisture.

Abstract: The present invention relates to a process for removing double metal cyanide complex catalyst residue(s) from polyol(s) which comprises after polyol formation the steps of: (a) contacting the catalyst residue-containing polyol with an effective amount of an oxidant to cause said residue(s) to form insoluble residues that are insoluble in the polyol, and (b) separating the insoluble residues from the polyol. In another aspect, the present invention relates to the oxidant-free polyol produced by the above process.

Abstract: A high energy solid explosive or propellant composition having low vulnerability to unplanned stimuli and desired mechanical properties, including a desired degree of hardness. Also claimed is a process for producing this composition.

Abstract: A high energy explosive or propellant composition having low vulnerability to unplanned stimuli and containing a polyurethane polyacetal elastomer binder. Also claimed is a process for producing this composition.

Abstract: A process for producing aldehydes and, more specifically, a process employing a vapor phase reaction in the presence of a molten nitrate salt catalyst.

Abstract: A process for making polyurethane polyacetal elastomers useful as binders in the fabrication of high energy explosives or propellants having low vulnerability to unwanted detonation. Also claimed is the elastomer product so produced.

Abstract: Described is a process for oxidizing 2-chloropyridine or 2-bromopyridine to the corresponding N-oxide with peracetic acid generated in-situ from H.sub.2 O.sub.2 and acetic acid in the presence of a catalyst selected from the group consisting of maleic acid, maleic anhydride, phthalic anhydride, and mixtures thereof.

Abstract: Disclosed are selected trichloroacetamidines having the formula ##STR1## wherein R is selected from the group consisting of ##STR2## wherein n is 2, 3 or 4 and R.sup.1 is a lower alkyl group having 1 to 4 carbon atoms; andR.sup.2 is selected from the group consisting of H, SCCl.sub.3 and COCCl.sub.3.These compounds are disclosed to be agricultural fungicides.

Abstract: Disclosed is a process for producing a zinc pyrithione product having an acceptable white or off-white color and containing substantially no undesired 2-hydroxypyridine-N-oxide or metal salt complexes thereof, by(1) making sodium pyrithione by reacting a 2-halopyridine-N-oxide with sodium hydrosulfide and sodium carbonate (or a mixture of sodium carbonate and sodium hydroxide) under selected addition temperatures and reaction temperatures and in selected mole ratios; followed by(2) making zinc pyrithione by reacting the sodium pyrithione with a zinc salt.

Abstract: Disclosed are selected O-(2-trichloromethyl-4-pyrimidinyl)-O,O-dialkyl phosphorothionates and O-(2-trichloromethyl-4-pyrimidinyl)-O,O-dialkyl phosphoronates having the formula: ##STR1## wherein Y is an atom selected from the group consisting of sulfur and oxygen; R is a lower alkyl group having 1 to 4 carbon atoms; R.sup.1 is hydrogen, a lower alkyl group having 1 to 4 carbon atoms, halo or nitro; and R.sup.2 is a lower alkyl group having 1 to 4 carbon atoms or an amino group. These compounds have been found to exhibit insecticidal activity.

Abstract: Disclosed are selected 2-trichloromethyl-4-pyrimidinyl carbonates having the formula: ##STR1## wherein X is an atom selected from the group consisting of oxygen and sulfur; R is a lower alkyl group having 1 to 4 carbon atoms or a phenyl group; R.sup.1 is hydrogen or halo; and R.sup.2 is a lower alkyl group having 1 to 4 carbon atoms. These compounds are disclosed to be agricultural fungicides.

Abstract: Disclosed are selected 2-trichloromethyl-4-pyrimidinyl carboxylic esters having the formula: ##STR1## wherein R is a lower alkyl group having 1 to 4 carbon atoms, a lower alkenyl group having 1 to 4 carbon atoms a lower halo alkyl group having 1 to 4 carbon atoms or an unsubstituted or substituted phenyl group; R.sup.1 is hydrogen or halo; and R.sup.2 is a lower alkyl group having 1 to 4 carbon atoms. These compounds are disclosed to be agricultural fungicides.