Abstract: Solid form additive systems which are dispersible in aqueous media are disclosed, as are methods for preparing such additive systems and methods for dispersing such additive systems in aqueous media. Also disclosed are methods for applying additives to polymeric particles and the polymeric particles treated by such methods.

Abstract: A method for determining the concentration of an acidic metal carbonyl hydride in an organic liquid by measuring the conductivity or pH of the liquid. The air addition to a continuous air demetallating unit may be controlled by feedback from the conductivity or pH measurement of the effluent.

Abstract: A catalyst used in a process for producing a .beta.-hydroxyester product or a .beta.-hydroxyaldehyde product from ethylene oxide, carbon monoxide, and, optionally, hydrogen, is disclosed. This process uses, as a catalyst, a catalyst comprising rhodium, ruthenium, and a Group Va promoter.

Abstract: Process for applying multi-layer extrusion coatings to substrate at low temperature is described, employing as one extrusion coating layer a defined polyethylene-containing component, and, as the second extrusion coating layer at least one second extrudable polymeric composition. Also provided are novel extrusion coated articles comprising substrate having coated thereon defined polyethylene-containing component and at least one other extrudable polymeric composition. These articles display good adhesion of extrusion coating material to the substrate without the degradation of the extrudable coatings caused by exposure to excessive levels of heat as is required for successful extrusion coating employing prior art materials.

Abstract: Aqueous application systems for applying additives to polymeric particles, methods of preparing aqueous emulsions which include at least one processing, stabilizing or other functional polymer additive and an emulsifiable wax. Also disclosed are methods of applying additives to polymeric particles and to polymeric particles treated by such methods.

Abstract: A method for determining the concentration of an acidic metal carbonyl hydride in an organic liquid by measuring the conductivity or pH of the liquid. The air addition to a continuous air demetallating unit may be controlled by feedback from the conductivity or pH measurement of the effluent.

Abstract: A composition useful for incorporation into polymer compositions employed for food packaging or the like comprising a bis- or tris-methine compound having the structural formula ##STR1## wherein A is selected from the radicals ##STR2## wherein R' and R" are each selected from chlorine, bromine, fluorine, alkyl, alkoxy, aryl, aryloxy and arylthio;each n is independently 0, 1, 2;R.sub.1 is selected from a large variety of radicals such as cycloalkyl, phenyl, and straight or branched alkyl which may be substituted;R.sub.2 is alkylene or the like;R.sub.3, R.sub.4, and R.sub.5 are each selected from hydrogen and alkyl; andP and Q and P.sup.1 and Q.sup.1 are selected from cyano, carbalkoxy, carbaryloxy, carbaralkyloxy, or the like.

Abstract: A composition useful for incorporation into polymer compositions employed for food packaging or the like comprising a bis- or tris-methine compound having the structural formula ##STR1## wherein A is selected from the radicals ##STR2## wherein R' and R" are each selected from chlorine, bromine, fluorine, alkyl, alkoxy, aryl, aryloxy and arylthio;each n is independently 0, 1, 2;R.sub.1 is selected from a large variety of radicals such as cycloalkyl, phenyl, and straight or branched alkyl which may be substituted;R.sub.2 is alkylene or the like;R.sub.3, R.sub.4, and R.sub.5 are each selected from hydrogen and alkyl; andP and Q and P.sup.1 and Q.sup.1 are selected from cyano, carbalkoxy, carbaryloxy, carbaralkyloxy, or the like.The invention compositions are especially useful in combination with molding or fiber-grade condensation polymer; most preferably such polymer having copolymerized therein a total of from 1.

Abstract: Processes, intermediates, and products involved in preparing cyclohexanediones of the formula ##STR1## are disclosed. An aldehyde of the formula R--CHO is reacted with a ketone type compound of the formula (R.sub.1)(R.sub.2)C.dbd.C.dbd.O at a temperature below about 110.degree. C. to give a polymer having the repeating unit --OCH(R)C(R.sub.1)(R.sub.2)CO].sub.n wherein n ranges from about 2 to about 1,000. The polymer is hydrolyzed with alcoholic or aqueous base to produce a mixture of an unsaturated acid of the formula R--CH.dbd.C(R.sub.1)--COOH and a hydroxy ester or acid of the formula R--CH(OH)C(R.sub.1)(R.sub.2)--COOR.sub.3, the mixture is then contacted with an esterifying agent to convert the acids to esters. The ester mixture is contacted with a dehydrating agent to convert the hydroxy ester to unsaturated ester of the formula R--CH.dbd.C(R.sub.1)--COOR.sub.3.

Abstract: Ink compositions which are aqueous dispersions of a water-dispersible polymer, a Disperse dye, and a dihydroxybenzophenone or derivative thereof are stable with respect to precipitation.

Abstract: A process is disclosed for preparing biaryl, bidentate ligands comprising:(1) contacting a biaryl compound having the structural formula: ##STR1## with a proton abstracting agent under conditions suitable to form a biaryl dianion, which is then(2) contacted with a Group V compound of the formula: ##STR2## where X' is halogen or a suitable leaving group.

Abstract: The condensation of .beta.-dicarbonyl compounds with .alpha.,.beta.-unsaturated compounds is promoted by amidine and guanidine compounds.

Abstract: Chemically-modified, chlorinated, hydroxyimidized polyolefins having improved properties of solvent and/or humidity resistance and method for preparation thereof are disclosed. The novel materials prepared in accordance with the present invention are useful, for example, as primers for use with polymeric substrates.

Abstract: Process is disclosed for the preparation of 4-substituted aryl olefins from 4-substituted aryl iodides. 4-Substituted aryl iodides are contacted with an olefin in an ester solvent in the presence of a catalyst system comprising a palladium compound and a Bronsted base.

Abstract: The hydroformylation of olefins with rhodium complex catalysts is described. The catalysts employed comprise a rhodium complex with at least one bidentate ligand having a specified structure, ##STR1## Hydroformylation reactions at relatively low temperatures and pressure and yet with high rates of reaction and high selectivity to aldehyde product are obtained by the practice of the present invention.

Abstract: Aqueous application systems for applying additives to polymeric particles, methods of preparing aqueous emulsions which include additives having a high melting point, additives having a low melting point and an emulsifiable wax. Also disclosed are methods of applying additives to polymeric particles and to polymeric particles treated by such methods.

Abstract: A process is disclosed for preparing bidentate ligands of the formula: ##STR1## wherein: each AR is independently selected from aromatic ring compounds having 6 up to 14 carbon atoms, e.g., phenyl, naphthyl, phenanthryl and anthracenyl;the x bonds and the y bonds are attached to adjacent carbon atoms on the ring structures;each R, when present as a substituent, is independently selected from alkyl, alkoxy, aryloxy, aryl, aralkyl, alkaryl, alkoxyalkyl, cycloaliphatic, halogen, alkanoyl, alkanoyloxy, alkoxycarbonyl, carboxyl, cyano or formyl radicals;n is a whole number in the range of 0-4 were Ar is phenyl; 0-6 where Ar is naphthyl; and 0-8 where Ar is phenanthryl or anthracenyl;each R.sub.1 and R.sub.2 is independently selected from alkyl, aryl, aralkyl, alkaryl or cycloaliphatic radicals, or substituted derivatives thereof;each R.sub.3 and R.sub.4 is independently selected from hydrogen and the R.sub.

Abstract: Process is disclosed for the selective epoxidation of olefins having no allylic hydrogens. Such olefins are contacted with an oxygen-containing gas in the presence of a silver catalyst and an organic halide under defined reaction conditions, thereby selectively producing epoxides in good yield.

Abstract: Acetoacetic esters of the formula R--OOCCH.sub.2 COCH.sub.3 are reacted with an unsaturated ester of the formula R.sup.1 R.sup.2 C.dbd.CHCOOR.sup.3 in the presence of basic catalyst such as ethanolic sodium ethoxide to give compound I of the formula ##STR1## and the alcohol by-product HOR.sup.3. By known hydrolysis and decarboxylation procedures, compound I is convertible to compound II of the formula ##STR2## In the above formulas, R is alkyl, R.sup.1 and R.sup.2 are each selected independently from H, alkyl, alkylthioalkyl, cycloalkyl, alkyl substituted cycloalkyl, aryl, substituted aryl, heterocyclic, or substituted heterocyclic, and R.sup.3 is alkyl or cycloalkyl. These compounds I and II are intermediates in the preparation of known herbicides.

Abstract: A method for the preparation of biaryl compounds is disclosed which comprises contacting an aryl halide with a tertiary-alkyl organometallic reagent (or the precursor components thereof) in the presence of a catalyst comprising a nickel compound and a coordinating ligand under conditions suitable for the formation of biaryl compound.In an alternative embodiment of the present invention, nickel(0) compounds are prepared from nickel(II) compounds by contacting a nickel(II) compound with a combination of an organophosphine and a bidentate nitrogen-containing coordinating ligand, and a tertiary-alkyl organometallic reagent (or the precursor components thereof) in an aprotic, non-polar, ether-containing solvent system for a time and under conditions suitable for the formation of nickel(0) compound.