Abstract: Disclosed are copolyesterethers having an inherent viscosity of from about 0.8 to about 1.5 comprisingA. a dicarboxylic acid component consisting essentially of 1,4-cyclohexanedicarboxylic acid having a trans isomer content of at least 70%, andB. a glycol component consisting essentially of(1) 1,4-cyclohexanedimethanol, and(2) from about 15 to about 50 weight percent, based on the weight of the polyesterether, of polytetramethyleneether glycol having a molecular weight of about 500 to about 1100,C. from about 0.1 to about 1.5 mole %, based on the mole % of the acid or glycol component, of a branching agent having at least three COOH or OH functional groups and from 3 to 60 carbon atoms,said copolyesterethers being characterized by having a die swell of between about -90% and about +100% and a minimum crystallization time of less than 2.5 minutes.

Abstract: Improved method for bleaching cellulose esters, such as cellulose acetate, cellulose acetate propionate and cellulose acetate butyrate, by adding during the hydrolysis reaction of the cellulose ester at from 80.degree. C. to 150.degree. C. a bleaching agent mixture of hydrogen peroxide and at least one monopersulfate salt selected from the group consisting of sodium, potassium and lithium or mixtures thereof.

Abstract: This invention relates to improved processes for hydrocarbon resin preparation. More particularly, the invention relates to treating the C.sub.5 and higher mixed thermally soaked hydrocarbon fraction mixture obtained in the steam cracking of propane and ethane with alumina prior to polymerizing the hydrocarbon fraction mixture with a Friedel-Crafts catalyst to form a high softening point hydrocarbon resin. The polymerized resin is then quenched or diluted, washed to remove catalyst residues, dried and hydrogenated to provide high softening point hydrocarbon resins.

Abstract: Polymers and copolymers derived from at least 20 mole percent 1,4-cyclohexanedicarboxylic acid of which at least 80 mole percent is trans-1,4-cyclohexanedicarboxylic acid, up to 80 mole percent terephthalic acid, terephthalic acid substituted with 1 or 2 chlorine or bromine atoms or an alkyl group containing 1 to 4 carbon atoms, 2,6-naphthalenedicarboxylic acid, 2,6-naphthalenedicarboxylic acid substituted with 1 or 2 chlorine or bromine atoms or an alkyl group containing 1 to 4 carbon atoms, at least 20 mole percent phenylhydroquinone, 0-45 mole percent hydroquinone and 0-35 mole percent of a hydroquinone substituted with 1 or 2 chlorine or bromine atoms or an alkyl group containing 1 to 4 carbon atoms.

Abstract: Process for the preparation of Compound I by treating Compound II with X.sub.2 or SO.sub.2 X.sub.2 in the presence of a free radical initiator and an anhydride having the formula (RCO).sub.2 O while eliminating the acid halide formed having the formula RCOX from the reaction mixture, wherein Compounds I and II have the formulas ##STR1## and R is C.sub.1 -C.sub.3 alkyl, X is Cl or Br and n is 1, 2 or 3.

Abstract: Method and apparatus for determining true cigarette filter rod pressure drop, especially of nonwrapped and soft wrapped filter rods when the circumference thereof is being compressed by an encapsulation method as by an elastic sleeve, the pressure drop and circumference of the elastic sleeve and the filter rod encapsulated therewithin being measured simultaneously, and then through a fifth power relation true pressure drop is determined.

Abstract: Disclosed are plastic grade polypropylene compositions suitable for molding and extrusion, which contain an inert particulate filler material such as talc and a polyester which greatly increases the heat stability of articles produced therefrom. The polypropylene is semi-crystalline, isotactic, having a density equal to or greater than 0.90. The polyesters used in the composition of this invention are described as linear, saturated crystalline polyesters derived at least in part from terephthalic acid and 1,6-hexanediol.

Abstract: Disclosed are novel copolyester materials having improved weatherability and useful, for example, as films, fibers, sheeting and the like in outdoor applications where long and daily exposure to actinic radiation is encountered. These copolyesters comprise, for example, polyethylene terephthalate containing a total of from about 0.3 to about 5.0%, preferably from about 0.6 to about 2.0% by weight of one or more moieties having the formula ##STR1## where R.sub.1 is cyano, alkylcarbonyl, cycloalkylcarbonyl or arylcarbonyl; R.sub.2 and R.sub.3 are, for example, alkyl, cycloalkyl, or aryl which may be substituted with a large variety of groups; and --X-- is ortho, meta, or para to the -ylene linkage and is selected from groups of the formulae ##STR2## wherein R is alkylene of 1-10 carbons, aryl, or cycloalkyl, each of which may be substituted.

Abstract: Polyesters comprising residues of terephthalic acid, 1,4-butanediol and 1,6-hexanediol or polyesters comprising residues of cyclohexanedicarboxylic acid, dimer acid and 1,4-cyclohexanedimethanol used as hot melt adhesives are found to have good adhesion, low melt viscosity and good viscosity stability when blended with certain monomeric ester plasticizers.

Abstract: Disclosed are polyolefin compositions comprising polyethylene or polypropylene, at least one pigment in an amount sufficient to provide color to said polyolefin, and from about 0.1 to about 4.0%, based on the weight of said polyolefin, of a polyester. Use of the polyester in the composition permits much less pigment to be used.

Abstract: Process for the preparation of polyesters and poly(estercarbonates) comprising heating, preferably with a suitable catalyst, aromatic diol polycarbonates and esters of cycloaliphatic or aromatic dicarboxylic acids. The polymers may contain 5-100 mole percent dicarboxylate moiety, based on total acids. The products have utility as molding plastics, fibers, films, adhesives, coatings, extruded shapes, etc. The hydroxy-terminated prepolymer obtained in the first step may be reacted with a diisocyanate to form a polyurethane.

Abstract: This invention relates to the emulsifiable polyolefin waxes which are prepared by reacting pivalolactone with a polyolefin wax containing carboxyl groups and the process for their preparation whereby the carboxyl groups are converted into carboxylate anions and grafted with pivalolactone to prepare emulsifiable waxes having improved properties. Polyolefin waxes which contain carboxyl groups include oxidized high, medium and low density polyethylene waxes, oxidized ethylene/alpha-olefin waxes, ethylene-acrylic acid copolymer waxes, ethylene-methacrylic acid copolymer waxes and high, medium and low density polyethylene, polypropylene and ethylene/alpha-olefin copolymer waxes which have been grafted or reacted with an unsaturated polycarboxylic component.

Abstract: Disclosed are highly stable copolyesters having inherent viscosities of at least 0.4 and containing in copolymerized form from about 0.3 to about 5.0% by weight of one or more of the stabilizing moieties having the general formula ##STR1## where R and R.sub.1 are each a chemical bond or an alkylene group of 1-6 carbons; R.sub.2 is alkyl, cycloalkyl, or aryl; R.sub.3 represents 1-5 groups each independently selected from H, Cl, F, alkyl, cycloalkyl, alkoxy, aryl or aryloxy; wherein all of the above alkyl and alkylene moieties comprising or being part of the R.sub.2 or R.sub.3 groups contain from 1-8 carbons; and wherein all of the above alkyl, alkylene, aryl and cycloalkyl moieties may be substituted with up to three substituents selected from halogen, alkyl of 1-8 carbons, alkoxy of 1-8 carbons, aryl, cycloalkyl and CN.

Abstract: Process for the preparation of ethylidene diacetate by hydrogenating acetic anhydride in the presence of a ruthenium on alumina catalyst and methyl iodide.

Abstract: Disclosed are compositions comprising an aqueous dispersion of a finely divided organic substance and a sequestering agent. The sequestering agent is a linear, water-dissipatable polymer having an inherent viscosity of at least about 0.1 and comprising the reaction products of the following components or ester forming or esteramide forming derivatives thereof;(a) at least one dicarboxylic acid;(b) at least one difunctional sulfomonomer containing at least one metal sulfonate group attached to an aromatic nucleus wherein the functional groups are hydroxy, carboxyl or amino; and(c) a glycol or a mixture of a glycol and diamine having two --NRH groups, the glycol containing two --CH.sub.2 --OH groups of which from at least 0.1 mole percent based on the total mole percent of hydroxy or hydroxy and amino equivalents, is a poly(ethylene glycol) having the structural formula:H--(--OCH.sub.2 --CH.sub.2 --)--.sub.

Abstract: Multifilament yarns comprising continuous multifilaments each having at least one body section and having extending therefrom along its length at least one wing member, the body section comprising about 25 to about 95% of the total mass of the filament and the wing member comprising about 5 to about 75% of the total mass of filament, the filament being further characterized by a wing-body interaction defined by ##EQU1## where the ratio of the width of said fiber to the wing thickness (L.sub.T /Dmin) is .ltoreq.30. Also disclosed are specific yarns and processes for producing the filaments and yarns.The spun-like character of the fractured yarns of this invention is provided by the wing members extending from and along the body section being intermittently separated from the body section and a fraction of the separated wing members being broken to provide free protruding ends extending from the body section.

Abstract: Copolyester adhesives are disclosed which are derived from 100 mole % of a dibasic acid component and 100 mole % of a glycol component, the dibasic acid component comprising at least 40 mole % of trans-1,4-cyclohexanedicarboxylic acid and the glycol component comprising at least 50 mole % 1,4-butanediol. The copolyester is characterized by having a melting point of about 40.degree.-130.degree. C., a glass transition temperature of about -20.degree. C. to about 40.degree. C., a heat of fusion of not less than 1.0 calorie per gram, and a crystalline half time of less than 10 minutes at maximum crystallization temperature. These copolyesters are useful as adhesives, and are especially useful as fusible interlining adhesives.

Abstract: Disclosed are novel azo dyes containing an isothiazole diazo moiety which may be substituted, and a tetrahydroquinoline coupler which also may be substituted. The dyes produce red to violet shades on, for example, hydrophobic textile fiber including polyesters, polyamides, and cellulose esters and have excellent properties including lightfastness, washfastness and resistance to sublimation, and dye at unusually low energy levels. The dyes have the general formula ##STR1## wherein the various substituents, R.sup.1 through R.sup.9, are selected from a wide variety of groups such as alkyl, --CN, halogen, alkoxy, and the like.

Abstract: This invention is directed to blends of polymers of 2-substituted norbornenes such as poly(2-methoxycarbonyl-5-norbornene) and plasticized poly(vinyl chloride). These blends provide plasticized poly(vinyl chloride) compositions having high clarity as well as improved low temperature flexibility and improved low temperature impact strength.

Abstract: Disclosed is a catalyst and a method of preparing lower fatty acid esters of cellulose which comprises esterifying at a temperature of between about 75.degree. C. and about 110.degree. C. a cellulose compound having esterifiable hydroxyl groups with an esterifying bath comprising an organic acid anhydride, a diluent, and a catalyst comprising (a) from about 0.3 to about 3.0% by weight, based on the weight of cellulose, of an acid selected from the group consisting of sulfuric acid, p-toluene sulfonic acid, methane sulfonic acid, methane disulfonic acid and m-benzene disulfonic acid, and (b) from about 0.05 to about 0.3% by weight, based on the weight of cellulose, of a dialkyl phosphite, the alkyl groups of which contain from 2 to 4 carbon atoms, the weight ratio of said bath to the cellulose being between about 5:1 and about 10:1.