Abstract: A process for preparing a degradable copolymer of aliphatic polyester comprising the steps of reacting two or more kinds of aliphatic polyester homopolymer in the presence of a catalyst in a reaction mixture containing an organic solvent, and a degradable copolymer of aliphatic polyester obtained by said preparation process. The copolymers exhibits high transparency in addition to excellent strength and elongation, can be processed into various molded articles and formed items such as films and filaments, and can provide heat resistance by heat treatment of said molded articles and formed items. The copolymer can be suitably utilized for processed articles such as a film, breathable film, sheet, textile, monofilament, multifilament, yarn, non-woven fabric, flat yarn, staple, crimped fiber, ribbed tape, split yarn, conjugate fiber, laminate, blow-bottle, sheet, stretched sheet, foam and net.

Abstract: The present invention is directed to a printable release composition used for pressure sensitive labels and the like. The invention is also directed to an article, such as a label, that comprises a substrate such as paper, optionally a thermal transfer primer coating coated onto the substrate and a release layer coated onto the transfer primer coating or onto the substrate. The printable release composition of the present invention may be used with labels having permanent, repositionable or removable adhesives. The particular composition of the release layer depends on the type of adhesive that is appropriate for the desired end use.

Abstract: The purpose of the present invention is to provide a method for manufacturing polycarbonate in which polycarbonate having outstanding color matching, outstanding thermal properties, particularly retention stability during molding, and outstanding water resistance can be effectively and easily manufactured.In the method for manufacturing polycarbonate of the present invention, an aromatic dihydroxy compound and a carbonic acid ester are subjected to melt condensation polymerization in the presence of a catalyst composed of(a) an aliphatic amine with 24-60 carbon atoms, and (b) an alkali metal compound and/or alkaline earth metal compound.The (a) aliphatic amine having 24-60 carbon atoms should preferably be an aliphatic tertiary amine and be used in the amount of 1.times.6.sup.-6 -1.times.10.sup.-1 moles for each mole of the aromatic dihydroxy compound, and the (b) alkali metal compound and/or alkaline earth metal compound should be used in an extremely minute specified amount.

Abstract: A water based coating composition provides a stain resistant layer which adheres well to a substrate and is resistant to chemical attack by common household cleaning solvents such as isopropyl alcohol. The coating composition has a very low volatile organic compound content, thus providing an environmentally desirable alternative to organic solvent based coatings. The low volatile organic compound content of the composition substantially or completely eliminates the problems and expenses associated with solvent recovery for meeting chemical emission standards, and the potential for human exposure to solvent vapor is substantially eliminated or significantly reduced. The coating composition is aqueous based and incorporates a crosslinkable acrylic polymer latex, an amino resin crosslinking agent and a crosslinking catalyst. The polymer, crosslinking agent and catalyst are dispersed and/or solubilized in an aqueous medium.

Abstract: This invention presents a rubber composition wherein a determined amount of protein is mixed with unvulcanized rubber. Rubber products made of this rubber composition have sufficient strength for practical use and are harmless to human bodies. The rubber composition of the invention not requiring vulcanizing process is advantageous in eliminating the need of large-scale vulcanizing equipment. Combined use of a curing agent and protein will increase modulus higher than using the curing agent alone.

Abstract: A flame retardant thermoplastic composition is provided containing a vinyl aromatic resin and a flame retardant. The flame retardant is an oligomeric condensation product of a halogenated aromatic diol and an alkylene dihalide composition which is preferably an admixture of an alkyl monohalide and an alkylene dihalide. The compositions are useful for making molded articles for automotive parts and for business machine housings. The composition exhibit no bloom, good thermal color stability, and good resistance to ultraviolet light.

Abstract: Adhesive formulations are blends of aqueous polymer dispersions and a hydrophobic plasticizer. The blended dispersed polymers include at least one hard sulfonated polyester urethane, at least one soft non-sulfonated polyester urethane, and at least one polar non-polyurethane water-based polymer or copolymer. A high molecular weight elastomeric non-sulfonated polyurethane polymer and a crosslinker are optional further components in the blend. The formulations are useful as non-heat activating, one-component adhesives which generate excellent green strength, water and heat resistant bonds.

Abstract: A crosslinkable polymeric emulsion has a pH from about 1.5 to about 8.5 and includes a carboxyl-substituted latex polymer dispersed in an aqueous medium, an Iron (III) compound and an amount of a stabilizer, selected from the group consisting of nonionic surfactants and protective colloids, effective to sterically stabilize the emulsion. A method for making a crosslinked polymer film includes forming a layer of the crosslinkable polymer emulsion and drying the layer to form the crosslinked polymer film wherein the film is ionically crosslinked between carboxyl substituent groups of the polymer by Iron (III) cations. A crosslinking agent for carboxyl-substituted polymers includes particles of a water-insoluble Iron (III) compound having an average maximum characteristic linear dimension of less than or equal to about 5 microns.

Abstract: Improved thermoplastic compositions adopted for easy conversion, e.g., by injection molding or extrusion techniques, into useful shaped articles having high flexibility, and good tear resistance and elasticity, include a polyetheramide, advantageously a polyetheresteramide, and a styrene/diene copolymer, e.g., a copolymer of styrene with butadiene or isoprene, notably a linear or branched chain styrene/butadiene/styrene or styrene/isoprene/styrene copolymer.

Abstract: Powdery mixture of from 1 to 99 weight % of a graft polymer of resin-forming monomers on a rubber and from 99 to 1 weight % of a bisphenol and the use thereof for improving chemical materials.

Abstract: A highly antioxidant resin composition containing a resin, a solution of a hypophosphite compound in an organic solvent, a heat stabilizer and a hindered amine base weathering stabilizer, which has improved heat stability and weather resistance. The hypophosphite compound is preferably dissolved in a polyvalent alcohol having a molecular weight of not more than 50,000.

Abstract: A process is provided for preparing in aqueous emulsion, a bitumen/polymer binder with a continuous three-dimensional polymeric structure. The process comprises:a) forming a reaction mixture in an emulsion formation zone by feeding to the zone(i) a bitumen-polymer component comprised of a bitumen containing 0.5% to 15%, by weight of the bitumen, of a sulphur-crosslinkable elastomeric polymer, the bitumen/polymer component being in the form of a melt viscosity of not more than 2 Pa.s at the melt temperature,(ii) an aqueous phase containing an effective quantity of an emulsifying system, and(iii) a crosslinking system donating sulphur in a quantity such as to provide 0.

Abstract: A blend of from 10 to 90 parts by weight of a basic calcium sulphonate free of calcium carbonate in the calcite form and from 90 to 10 parts by weight of a terpolymer of 80 to 99 wt.% of an olefin containing from 2 to 4 carbon atoms, 1 to 30 wt.% of an unsaturated ester which is a vinyl ester of a carboxylic acid or an ester of acrylic or methacrylic acid and 1 to 20 wt.% of an unsaturated carboxylic acid is particularly useful for car undercoatings for corrosion and chip resistance which may be applied as high solids coatings.

Abstract: A cyanoacrylate monomer adhesive formulation which has improved thermal properties resulting from the inclusion in the formulation of an effective amount for enhancing the thermal resistance of the cured polymer of a sulfur containing compound of the formula: ##STR1## where R.sup.1 and R.sup.2 are, respectively, monovalent and divalent hydrocarbon groups which may be optionally substituted with halogen, NO.sub.2, oxo, CN, alkoxy, hydroxy, acyloxy or SO.sub.2 or interrupted by one or more ether oxygen atoms.

Abstract: Blends of copolyetherimide ester resin and amorphous or crystalline nylon provide thermoplastic elastomers having improved thermal aging performance. Optionally, various stabilizers, fillers and rubber modifiers can be added to the thermoplastic elastomer blend to further stabilize the blends to heat, oxidation and UV light.

Abstract: A polyacetal resin composition having a volume resistivity lower than 10.sup.14 [.OMEGA..multidot.cm], which comprises (A) 100 parts by weight of a polyacetal resin and (B) 1 to 100 parts by weight of a polyether ester block copolymer which is derived from (a) a dicarboxylic acid component composed mainly of terephthalic acid, (b) a glycol component composed mainly of 1,4-butanediol and (c) a poly(ethylene oxide)glycol having a number average molecular weight of 500 to 20,000 and has a poly(ethylene oxide) dicarboxylate unit content of 20 to 95% by weight, has excellent antistatic characteristics and mechanical characteristics, and especially a high impact resistance.

Abstract: The present invention relates to a polycarbonate production method. More specifically, it relates to a polycarbonate production method that is capable of preparing polycarbonates which have excellent residence stability such as hue stability and heat stability at the time of molding, and which have particularly outstanding water resistance.

Abstract: Recycled mixed plastics from domestic and commercial waste can be stabilized against thermal oxidative degradation by adding a combination of a sterically hindered phenol with a phosphite or phosphonite.

Abstract: The present invention relates to a biaxially oriented polyester film comprising a metallic alkylbenzene sulfonate derivative of formula(I), polyethylene glycol and, optionally, bis(4-.beta.-hydroxyalkoxyphenyl) sulfones of formula(II), which has improved antistatic property, clarity, mechanical properties and heat resistance: ##STR1## wherein: R represents an optionally substituted C.sub.8-25 alkyl group;M represents an alkali or alkali earth metal;m is an integer of 100 or fewer; andn is an integer from 1 to 10.

Abstract: A polyoxymethylene copolymer excellent in stability and mechanical properties which is comprised of oxymethylene units and oxyalkylene units and has a molecular weight of 10,000 to 200,000. The proportion of oxyalkylene units to oxymethylene units is 0.07 to 0.5% by mole and the ratio of the absorbance of terminal formate groups to that of methylene groups determined by infrared spectrophotometry is not more than 0.025. A process for producing the copolymer is also disclosed.

Abstract: Fluorochemical compositions comprising fluorinated compounds, wherein the fluorinated compound comprises fluorochemical oligomeric portion, an organic moiety, and a group that can impart soft hand, stain release, water repellency, or a durable property when the compound is applied to a fibrous substrate, wherein the fluorochemical oligomeric portion is bonded to the organic moiety through an isocyanate-derived linking group. Also disclosed are fluorochemical compositions in the form of fluorochemical liquid dispersions and methods for preparing substrates treated with such compositions. Substrates so treated exhibit particularly durable and abrasion-resistant oil and water repellent properties. Intermediates in the preparation of the fluorochemical compositions are also disclosed. Some of the intermediates are useful as emulsifiers in fluorochemical liquid dispersions.

Abstract: Sulfoxides of alkylthiomethylphenols of the formula I ##STR1## in which R.sub.1 is hydrogen, C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.18 alkenyl, C.sub.5 -C.sub.7 cycloalkyl, C.sub.5 -C.sub.7 cycloalkenyl, phenyl or C.sub.7 -C.sub.9 phenylalkyl, R.sub.2 is hydrogen, C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.18 alkenyl, C.sub.5 -C.sub.7 cycloalkyl, C.sub.5 -C.sub.7 cycloalkenyl, phenyl, C.sub.7 -C.sub.9 phenylalkyl or a radical --CH.sub.2 --SO--R.sub.5, in which R.sub.5 is C.sub.8 -C.sub.20 alkyl which may be interrupted by --O--, --S-- or --SO-- groups, mono- or dihydroxy-substituted C.sub.2 -C.sub.12 alkyl, phenyl, benzyl, --(CH.sub.2).sub.n COOR.sub.6 or --CH(CH.sub.3)COOR.sub.6, in which R.sub.6 is C.sub.1 -C.sub.20 alkyl and n is 1 or 2, R.sub.3 is hydrogen or a group --CH.sub.2 --SO--R.sub.5, in which R.sub.5 is as defined above, and R.sub.4 has the same meanings as R.sub.2 , with the proviso that only one of the radicals R.sub.2, R.sub.3 or R.sub.4 is the group --CH.sub.2 --SO--R.sub.5 and that, if R.sub.

Abstract: Molding compounds based on a thermoplastically processible aromatic polyamide. Molding compounds with an improved stability toward thermal oxidation were attained in that the molding compounds in comparison to polyamides contain chemically inert compounds of the formula I ##STR1## The molding compounds according to the invention exhibit an excellent stability toward thermal oxidation.

Abstract: Disclosed is a polymer composition comprising (I) 60 to 99.8 wt. % of an amorphous copolymer comprising (a) units derived from perfluoro-2,2-dimethyl-1,3-dioxole and (b) units derived from at least one ethylenically unsaturated monomer selected from ethylene, tetrafluoroethylene, chlorotrifluoroethylene, and CF.sub.2 .dbd.CFOCF.sub.3, and (II) 0.2 to 40 wt. % of a compound having a hydrocarbon group containing at least one fluorine atom and at least one functional group selected from --OH, --SR, --COOH, --SO--, --SO.sub.2 --, --CONH--, --COO--CO--, --CONHCO--, --COO--, --CN, --NCO, --CO--, --HCOO--, --NH.sub.2 --, --NH--, .dbd.N, --SO.sub.3 H, --NHNH.sub.2, --CONH.sub.2, --CH.dbd.CH.sub.2, --CH.dbd.CH--, (RO).sub.n X.sub.3-n Si--, wherein R is a C.sub.1-5 alkyl group, n is a number of 0 to 3, and X is halogen or a C.sub.1-5 alkyl group. The polymer composition is useful for a plastic cladding of an optical fiber.

Abstract: The invention relates to a method of improving the electric conductivity of resin. The method comprises compounding (A) a macromolecular compound obtained by crosslinking a polyether polyol and (B) a soluble electrolyte salt into matrix resin. The invention insures a marked improvement in the electric conductivity of resin without affecting its physical characteristics or causing an objectionable coloration.

Abstract: Sulfoxides of bisthiomethylated and tristhiomethylated phenols of formulae I and II ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.18 alkyl, cyclohexyl or C.sub.7 -C.sub.9 phenylalkyl,R.sub.2 and R.sub.3 are each independently of the other hydrogen or methyl,R.sub.4 is C.sub.4 -C.sub.18 alkyl, phenyl, C.sub.7 -C.sub.9 phenylalkyl, C.sub.1 -C.sub.4 alkyl-substituted phenyl,hydroxyethyl or a radical --(CH.sub.2).sub.r COOR.sub.5, wherein r is 1 or 2 and R.sub.5 is C.sub.1 -C.sub.18 alkyl,Z is sulfur ##STR2## wherein R.sub.2 and R.sub.3 are as defined above, or are a direct bond, and n, m and p are each independently of one another 0 or 1, and mixtures thereof with the corresponding non-oxidized compounds, are suitable stabilizers for materials which are sensitive to oxidative, thermal and/or light-induced degradation.

Abstract: Disclosed is a polymer composition comprising (I) 60 to 99.8 wt. % of an amorphous copolymer comprising (a) units derived from perfluoro-2,2-dimethyl-1,3-dioxole and (b) units derived from at least one ethylenically unsaturated monomer selected from ethylene, tetrafluoroethylene, chlorotrifluoroethylene, and CF.sub.2 =CFOCF.sub.3, and (II) 0.2 to 40 wt. % of a compound having a hydrocarbon group containing at least one fluorine atom and at least one functional group selected from --OH, --SR, --COOH, --SO--, --SO.sub.2 --, --CONH--, --COO--CO--, --CONHCO--, --COO--, --CN, --NCO, --CO--, --HCOO--, --NH.sub.2 --, --NH--, .dbd.N, --SO.sub.3 H, --NHNH.sub.2, --CONH.sub.2, --CH.dbd.CH.sub.2, --CH.dbd.CH--, (RO).sub.n X.sub.3-n Si--, wherein R is a C.sub.1-5 alkyl group, n is a number of 0 to 3, and X is halogen or a C.sub.1-5 alkyl group. The polymer composition is useful for a plastic cladding of an optical fiber.

Abstract: Quaternary ammonium salt antistatic agents having an organic chain of ten to twenty-five atoms plasticize the vinyl resin of a static charge dissipative surface covering. Such antistatic agents minimize migration and therefore retain their charge dissipative properties for a longer period of time. The class of plasticizing quaternary ammonium salt antistatic agents includes derivatives of unsaturated organic acids and alkyl ethers having a chain length of six to eighteen carbon atoms and a hydroxyl functionality.

Abstract: An inorganic filler-containing polyolefin composition which comprises100 parts by weight of a polyolefin,1-100 parts by weight of an inorganic filler,0.01-1.0 part by weight of a phenolic antioxidant represented by the general formula (I) shown below, andat least one compound selected from the group consisting of the compounds represented by the general formulas (II) to (IV) shown below, and optionally 0.01-1.0 part by weight of a sulfur antioxidant and/or 0.01-2.0 parts by weight of a light stabilizer. ##STR1## wherein R.sub.1 represents an alkyl group of 1-3 carbon atoms,R.sub.2 --CO--NH--(CH.sub.2).sub.n --HN--CO--R.sub.2 (II)wherein R.sub.2 represents an alkyl group or an alkenyl group of 5-21 carbon atoms, and n is an integer of 1 to 6.R.sub.3 --CONH.sub.2 (III)wherein R.sub.3 represents an alkyl group of an alkenyl group of 5-21 carbon atoms, ##STR2## wherein R.sub.

Abstract: An inorganic filler-containing polyolefin composition which comprises100 parts by weight of a polyolefin,1-100 parts by weight of an inorganic filler.0.01-1.0 part by weight of a phenolic antioxidant represented by the general formula (I) shown below, andat least one compound selected from the group consisting of the compounds represented by the general formulas (II) to (IV) shown below, and optionally 0.01-1.0 part by weight of a sulfur antioxidant and/or 0.01-2.0 parts by weight of a light stabilizer. ##STR1## wherein R.sub.1 represents an alkyl group of 1-3 carbon atoms,R.sub.2 --CO--NH--(CH.sub.2).sub.n --HN--CO--R.sub.2 (II)wherein R.sub.2 represents an alkyl group or an alkenyl group of 5-21 carbon atoms, and n is an integer of 1 to 6.R.sub.3 --CONH.sub.2 (III)wherein R.sub.3 represents an alkyl group or an alkenyl group of 5-21 carbon atoms. ##STR2## wherein R.sub.

Abstract: A salt of 4-[3-[3-[ethyl-[3-(propylsulfinyl)propyl]amino]-2-hydroxyproproxy]-benzoni trile having the formula I ##STR1## with polystyrenesulponic acid, which is useful for the treatment of cardiac arrhythmia, process for the preparation of said salt as well as the use of said salt for the preparation of medicaments with action against cardiac arrhythmias.

Abstract: A synthetic resin composition stabilized particularly against the deterioration caused by the action of heat and light, which comprises 100 parts by weight of a synthetic resin, 0.001 to 10 parts by weight of a cyclic phosphite compound represented by the following general formula (I) and 0.001 to 10 parts by weight of a hindered amine compound having a group represented by the following general formula (II) in its molecule: ##STR1## wherein R.sub.1 stands for a tert-butyl or tert-amyl group; R.sub.2 stands for a C.sub.1.about.9 alkyl group; R.sub.3 stands for a hydrogen atom or a C.sub.1.about.4 alkyl group and R.sub.4 stands for a C.sub.1.about.30 alkyl group.

Abstract: Disclosed are copolyesters comprising an acid component of 4,4'-biphenyldicarboxylic acid and a glycol component comprising 1,4-cyclohexanedimethanol and 1,6-hexanediol. The copolyesters exhibit unusually high tensile strengths.

Abstract: Disclosed are copolyesters comprising an acid component of 4,4'-biphenyldicarboxylic acid and a glycol component comprising 1,4-cyclohexanedimethanol and 1,4-butanediol. The copolyesters exhibit unusually high tensile strengths.

Abstract: Quickly crystallizing polyester compositions containing as nucleating agent a compound having the formula: ##STR1## wherein: Me is an alkali metal or alkaline-earth metal;X is a group selected from --CH.sub.2 --, --CO--, --CH.sub.2 --CO--, and --CH(CH.sub.3)--CO);p is 0 or 1;Ar is a single or condensed aromatic ring, or Ar represents 2 or more aromatic nuclei linked either by a simple bond or by an --O--, --S--, --SO.sub.2 --, --SO--, --CO--, --CS--, or --NH-- group;R, R.sub.1, R.sub.2 may be, independently of each other, H, a linear or branched C.sub.1 -C.sub.6 alkyl radical, optionally substituted with halogen atoms or C.sub.1 -C.sub.6 alkoxy groups;Y is H or --CH.sub.3 ;m is 1 when Y is --CH.sub.3, or a number from 1 to 5 when Y.dbd.H;n is a number from 1 to 500; andZ is --H, a C.sub.1 -C.sub.18 alkyl, benzyl, allyl, glycidyl, acetyl, --CO--NH--R.sub.3 or --CO--NH--R.sub.4 --NCO group.

Abstract: Polyphenylene ether-polyamide compositions having improved resistance to water absorption and swell are provided by incorporating therein a phenolic compound.

Abstract: Substituted dibenzyl aminoxyethyl sulfoxides and sulfones of the formula ##STR1## are prepared by the reaction of the appropriate dibenzylhydroxylamine compound and the appropriate vinyl sulfoxide or sulfone, said compounds being useful as color improvers and stabilizers in various polymeric substrates.

Abstract: A process for enhancing the fabrication of thermoplastic polymers entailing the addition of from 0.01 to 1 part, per hundred parts of thermoplastic polymer, of a processing aid, said processing aid comprising a processing additive, such as a silicon or a polyol, and a processing adjuvant, such as a phosphate.

Abstract: Disclosed is dispersion of a polyurethane-urea polymer in a continuous phase. This dispersion contains about 0.1 to about 5 parts by weight of an ionizable, non-volatile salt per 100 parts by weight of polyurethane-urea polymer. Polyurethane-urea coatings made from this dispersion have excellent static dissipative properties.

Abstract: Fast-crystallizing polyester compositions comprising a mixture consisting or consisting essentially of a polyester thermoplastic resin and of a nucleating agent selected from organic acid salts having the formula: ##STR1## wherein: R is an aromatic, cycloaliphatic or heterocyclic radical, optionally substituted in the ring;R.sub.1 and R.sub.2 may be hydrogen or an alkyl radical containing from 1 to 4 C;Me is an alkali or alkaline-earth metal, andn is zero or an integer from 1 to 3.

Abstract: An aqueous printing ink or its semi-aqueous or non-aqueous concentrate exemplified as comprising a substantially homogeneous system of the components:(1) from about 4 to about 80 weight % of one or more polyester materials having an acid component of from about 75 to about 84 mole % isophthalic acid and conversely from about 25 to about 16 mole % 5-sodiosulfoisophthalic acid, and having a glycol component of from about 45 to about 60 mole % diethylene glycol and conversely from about 55 to about 40 mole % 1,4-cyclohexanedimethanol or ethylene glycol or mixtures thereof;(2) from about 1 to about 60 weight % of pigment material;(3) from substantially none to about 90 weight % of water; and(4) from about 0.05 to about 30.0 weight % of polyvinyl alcohol.

Abstract: A method is presented to prepare totally functionalized ether-capped oligomeric polyphenols without molecular weight fractionation. The products generally are very low in inorganic salts and are characterized by the absence of volatiles leading to void formation in their subsequent curing. The success of the method rests upon conducting the reaction under totally homogeneous conditions throughout.

Abstract: A process for enhancing the fabrication of thermoplastic polymers entailing the addition of from 0.01 to 1 part, per hundred parts of thermoplastic polymer, of a processing aid, said processing aid comprising a processing additive, such as a silicone or a polyol, and a processing adjuvant, such as a phosphate.

Abstract: A novel thermoplastic composition is prepared by intimately mixing a polyurethane component with a selected reinforcing amount of a rod-like aromatic polyamide component. The composition exhibits unexpected tensile and modulus properties.

Abstract: An aqueous printing ink or its semiaqueous or substantially nonaqueous concentrates exemplified as comprising a substantially homogeneous system of the components:(1) from about 4 to about 90 weight % of one or more polyester materials having an acid component of from about 75 to about 84 mole % isophthalic acid and conversely from about 25 to about 16 mole % 5-sodiosulfoisophthalic acid, and having a glycol component of from about 45 to about 60 mole % diethylene glycol and conversely from about 55 to about 40 mole % 1,4-cyclohexanedimethanol or ethylene glycol or mixtures thereof;(2) from none to about 70 weight % of pigment material;(3) from about 0.01 to about 90 weight % of water; and(4) one or more acetylacetonates of the formula M[CH--(COCH.sub.3).sub.2 ].sub.n wherein M is Al, Zr, Ni, Ca, V, or Fe, and n is the chemical valence of M, the weight ratio of polyester to total acetylacetonates being from about 10,000/1 to about 10/1.

Abstract: Aqueous silicone dispersions containing (a) polydiorganosiloxanes having hydroxyl groups in the terminal units, (b) (organo)metallic compound(s), (c) a siliconate, and optionally, (d) a silicone resin.These aqueous silicone dispersions will cure to form elastomeric coatings or sealants when the water is removed by evaporation.

Abstract: This invention relates to a combination of anionic and nonionic polymers and surfactants useful for the control of dust emissions into the environment. More specifically, the invention relates to novel compositions and the use of said compositions in treating particulate matter which comprises an aqueous solution of water-soluble polymers comprising a unique mixture of water-soluble anionic acrylic polymers in combination with water-soluble nonionic glycol polymers in an aqueous medium containing effective amounts of an anionic surfactant such as the sulfonates and a nonionic polyalkoxy alcohol cosurfactant.

Abstract: Novel o-bridged polynuclear polyphenols of the formula I ##STR1## which contain at least one organic radical, such as alkyl, cycloalkyl or aryl, per phenyl nucleus and are formed by condensation of the monomeric phenolic components with customary bridging reagents, such as formaldehyde, acetone or sulfur dichloride, or by oxidative coupling of the monomeric phenolic components, and which, depending on the reaction procedure, can contain between 2 and 50 monomer units, are described.The substances according to the invention can be used for stabilizing plastics from oxidative degradation and have a good resistance to extraction.

Abstract: A vinyl chloride resin composition with a yield stress of 1 to 5 g/mm.sup.2, composed of(A) 100 parts by weight of a vinyl chloride resin containing 0 to about 20% by weight of a comonomer,(B) about 10 to about 80 parts by weight, per 100 parts by weight of the resin (A), of (B-1) a liquid polyester plasticizer having a number average molecular weight (Mn) of not less than about 1,500 and 0 to about 10 parts by weight, per 100 parts by weight of the resin (A), of (B-2) a plasticizer for the resin (A), which is other than said plasticizer (B-1), and(C) about 0.2 to about 200% by weight, based on the total weight of said plasticizers (B-1) and (B-2), of a low-molecular-weight acrylic or methacrylic resin having a number average molecular weight (Mn) of about 1,500 to about 50,000 and being solid at 23.degree. C.

Abstract: Stabilized polyvinyl chloride molding compositions contain, per 100 parts by weight polymer, 0.02 to 5 parts by weight of at least one compound of Formula I and/or Formula II ##STR1## in which R represents an alkyl group with 1 to 18 carbon atoms, a cycloalkyl group with 5 or 6 carbon atoms, a phenyl group, an alkylphenyl group with 7 to 11 carbon atoms or an X--CO--CH.sub.2 group, while X represents an NH.sub.2 group or an OM group in which M represents lithium, sodium or potassium.