Abstract: Fluid silico-acrylic compositions, which can be polymerised by heat and radiation, by radical-type mechanism, with very low water (less than 1%) and volatile solvent content, containing silica, a silane and a multifunctional acrylic monomer, in which the silica is in the form of individualised particles, with a mean diameter of between 40 and 100 nm, not linked to each other by siloxane bonds, and the silane is a vinylsilane of formula (I) H2C═CH—Si(OR)3  (I) in which R represents a methyl or ethyl radical and the multifunctional acrylic monomer is 1,6-hexanediol diacrylate, and which are transparent, colourless and stable over time.

Abstract: An improved polyamide resin composition for weldable molded articles which comprises: (a) 99.9-30% by weight of a polyamide-containing compound; (b) 0.1-20% by weight of a plasticizing compound selected from the group consisting of esters of low molecular weight poly(ethylene glycol) having the formula (I) R—COO—(CH2CH2O)n—OC—R  (I) wherein R is a branched or straight chain alkyl group having from 1 to 40 carbon atoms, and n is 2 to 20; or a long chain alkyl polyester of formula (II) HOOC—R—CO—(O—R′—O—CO—R—CO)n—O—R′—OH  (II) wherein R is alkyl of 16 to 45 carbon atoms, R′ is alkyl of 2 to 6 carbon atoms, or, wherein R is an alkyl of 2 to 6 carbon atoms, R′ is an alkyl of 16 to 45 carbon atoms, and n is 2 to 50.

Abstract: A formulation based on polyvinyl chloride compounds (PVC) particularly to high mechanical resistance compounds, specially with regard to abrasion. The composition does not have heavy metal based stabilizers and is used for insulation of thin wall automotive primary cable. The present invention includes a process to prepare said formulation.

Abstract: In PVC polymer formulations for sheathing for electric wires and cables, it has been determined that antimony trioxide and divalent metal (e.g. zinc) stannate or hydroxystannate cat provide a synergistic flame-retardant additive combination. In this invention, polymer formulations using this flame-retardant additive combination contain not more than 1.5 wt. % of antimony trioxide.

Abstract: A process for preparing homo- and copolymers of vinyl chloride by batch polymerization in aqueous emulsion in the presence of an emulsifier combination comprising at least two emulsifiers selected from the class consisting of anionic and nonionic emulsifiers, metered in during the polymerization, which comprises metering-in in the first phase of the polymerization, at least one emulsifier of the emulsifier combination having at least 10 carbon atoms, and not starting to meter in the remaining emulsifiers of the emulsifier combination until a polymerization conversion of at least 10% has been reached.

Abstract: Flexible PVC hose can be used with toilet systems in vehicles, such as boats, recreational vehicles, etc, or at pumpout stations. The hose includes about 40-55% by weight PVC resin, and at least 10% by weight of an EVA high molecular weight plasticizer. The hose also typically includes a low molecular weight plasticizer, stabilizer, lubricant, filler (such as 5-20% by weight dense filler like calcium carbonate), and pigment. The hose typically will not fail (that is will not transmit odor) for the life of the toilet system, or mechanical life of the hose.

Abstract: A vinyl chloride resin composition having a greatly improved processability without lowering the transparency wherein the gelation property of a vinyl chloride resin is improved with greatly decreased generation of ungelled substance; which comprises a vinyl chloride resin and 0.

Abstract: Disclosed are polymeric plasticizers of the formula (1)R.sup.a --C(O)--(O--G--OC(O)--(CH.sub.2).sub.4-12 --C(O)).sub.1-12 --O--G--O--C(O)--R.sup.b (1)wherein R.sup.a and R.sup.b are each C.sub.2 -C.sub.22 straight saturated alkyl groups, and wherein each G group is 1,2-propanediyl or 2-methylpropane-1,3-diyl such that both types of G groups are present in a ratio to each other of 3:1 to 1:3.

Abstract: Compositions of a plasticized polyvinyl chloride resin, a polyolefin and/or a styrenic polymer, and a compatibilizer are disclosed. The compositions retain the mechanical properties of tensile strength, elongation, and a low brittle point, even after being subjected to high heat for an extended period of time.

Abstract: This invention is based upon the unexpected discovery that aliphatic solvents and secondary plasticizers act to reduce the viscosity of plastisol compositions that contain a crosslinked nitrile rubber. It has been unexpectedly found that plastisol compositions having acceptable viscosities which contain more than 30 or even 40 percent crosslinked nitrile rubber can be made by incorporating an aliphatic solvent or an aliphatic plasticizer therein.

Abstract: A gasketing compound with low plasticizer migration comprises a polyvinyl chloride resin with an inherent viscosity at or above about 0.92 and a porosity at or above 24 cubic centimeters per gram, and a polymeric plasticizer. The gasketing compound is extruded to form a gasket which produces little or no marring of the paint surface with which the gasket is in contact.

Abstract: This invention provides an aqueous coating composition, more particularly an aqueous floor finish composition, comprising water, at least one polymeric film forming agent, and a plasticizing agent, wherein the improvement comprises at least a portion of the plasticizing agent being at least one tertiary alkyl monocarboxylic acid having an average of from about 6 to 30 carbon atoms per molecule. Such compositions have one or more improved properties such as increased hardness as compared with the same compositions using only conventional plasticizers such as tributoxyethyl phosphate, improved wetting of the substrate by the composition during application, improved coating film leveling, improved multiple coat gloss development, and improved resistance to wear, black heel marking and scuffing.

Abstract: A novel compound bearing urethane linkage of formula as shown herebelow, which is an adduct of ricinoleic ester and isocyanate, useful as a plasticizer for polyvinylchloride (PVC) and a process for the preparing the compound bearing urethane linkage by reacting fatty acid esters bearing hydroxyl groups with an organic isocyanate in the presence of a catalyst at a temperature in the range of 30.degree.-100.degree. C.

Abstract: Provided are a resin composition improved in utilization of active compound by controlling the bleeding of the active compound low in vaporizability and a molded product obtained from the resin composition. The resin composition comprises 100 parts by weight of a resin, 0.01-200 parts by weight of an active compound and 0.1-100 parts by weight of a vaporizable plasticizer having a vapor pressure of 0.001 mmHg or higher at 20.degree. C., and the vapor pressure (P1) of the vaporizable plasticizer at 20.degree. C. and the vapor pressure (P2) of the active compound at 20.degree. C. satisfy the formula: P1/P2.gtoreq.2.

Abstract: Curative compositions of amine terminated polyamide resins blended with a deaminated bis-(p-aminocyclohexyl)methane composition (DeAms) are useful for curing adhesive epoxy resin compositions. The polyamides comprise combinations of fatty mono-acids, dimer acids, polyethyleneamines, and piperazine ring containing polyamines which are piperazine or N-aminoalkylpiperazine, where the alkyl chain is a C2 to C6 alkyl chain, wherein the ratio of equivalents of fatty mono-acid to dimer acid can range from about 0.001:1 to about 1:1, the ratio of moles of piperazine ring containing polyamine to polyethylene amine can range from about 0.1:1 to about 1:1, and the ratio of moles of polyamine to equivalents of acid can range from about 0.6:1 to about 1.2:1. DeAms is blended at 2 to 40 wt % based on polyamide. Adhesive compositions comprising these curatives are also disclosed.

Abstract: Flexible PVC hose can be used with toilet systems in vehicles, such as boats, recreational vehicles, etc, or at pumpout stations. The hose includes about 40-55% by weight PVC resin, and at least 10% by weight of an EVA high molecular weight plasticizer. The hose also typically includes a low molecular weight plasticizer, stabilizer, lubricant, filler (such as 5-20% by weight dense filler like calcium carbonate), and pigment. The hose typically will not fail (that is will not transmit odor) for the life of the toilet system, or mechanical life of the hose.

Abstract: A microencapsulatable solvent adhesive composition for coupling plastic conduits, such as pipes, connectors and related fittings comprises a water-insoluble polymer and a mixture of volatile organic solvents for the polymer, each of the solvents having 6 to 40 carbon atoms. This solvent adhesive composition is suitable for microencapsulation by aqueous-based microencapsulation processes. A plurality of microcapsules encapsulating the solvent adhesive composition are bound to a polymeric surface of a conduit, such as a pipe connector or fitting, by a binder composition, to form a surface coated with a layer of rupturable microcapsules. When the microcapsules are ruptured upon joining of the coated conduit to a second conduit, the volume of the released solvent adhesive composition is sufficient to cement the surfaces together.

Abstract: A method of treating paint sludge containing uncured polymer resin, water and/or solvent is provided in which a paint sludge putty is formed which may be used as a replacement for polymeric components used to form compounded polymeric compositions. The treated paint sludge putty or powder comprises from about 5 to 90% by weight of the total compounded polymeric composition and may be used in a variety of compositions including pressure sensitive sealants, caulking sealants, automotive sealants, polyvinyl chloride plastics, rubbers and asphalt cement coatings, and waterbased sealers and coatings.

Abstract: A thermoplastic resin composite having a chlorinated polyethylene elastomer composition combined to a hard thermoplastic resin (hereinafter referred to simply as a hard resin) having a flexural modulus of at least 1,000 kg/cm.sup.2 as measured in accordance with JIS K7203, wherein the chlorinated polyethylene elastomer composition comprises, as main components, 100 parts by weight of a crystalline chlorinated polyethylene having a degree of chlorination of from 20 to 45 wt % and a quantity of heat for crystal fusion of from 5 to 35 cal/g, and from 5 to 200 parts by weight of a plasticizer.

Abstract: Disclosed is a lens wafer suitable for use in preparing a laminated lens which wafer has a coating on at least one surface thereof in the form of a peelable protective film.

Abstract: Certain neoprene copolymers make it possible to manufacture surgeon's gloves and Swanz-Ganz balloons having improved properties.

Abstract: Compounded polymeric compositions containing processed paint sludge putty as a replacement for polymeric components are provided. The paint sludge comprises from about 5 to 90% by weight of the total compounded polymeric composition and may be decatalyzed so that it contains uncured polymer for use in a variety of compositions including pressure sensitive sealants, caulking sealants, automotive sealants, polyvinyl chloride plastics, rubbers and asphalt cement coatings.

Abstract: Impact dispersing compositions, comprising a mixture of a Component A and a Component B. Component A is itself a mixture of polyvinyl chloride and plasticizers (softeners), while Component B is urethane. The compositions may be used in a variety of ways to absorb and dissipate impact forces.

Abstract: Disclosed are coating compositions, wearlayer compositions and surface covering products which utilize wearlayer compositions. The wearlayer compositions of the present invention are capable of at once exhibiting high initial gloss values and excellent resistance to scuff, stain and gloss loss. Such wearlayer compositions are produced utilizing curable coating compositions which comprise thermoplastic polymer, from about 3% by weight to about 25% by weight of plasticizer for the thermoplastic polymer and at least about 30% by weight of reactive crosslinking agent. The weight ratio of the thermoplastic polymer to the crosslinking agent is preferably no greater than about 2:1.

Abstract: This invention discloses a process for applying a rubbery coating to a substrate which comprises: (1) dipping the substrate into a plastisol composition in a manner whereby the plastisol composition is applied to the surface of the substrate, wherein the plastisol composition is comprised of (i) polyvinyl chloride, (ii) from about 70 to about 100 parts of a plasticizer per 100 parts of the polyvinylchloride, (iii) from about 1 to about 3 parts of a stabilizer and (iv) from about 10 to about 30 parts of a highly crosslinked nitrile rubber composition per 100 parts of the polyvinyl chloride, wherein the highly crosslinked nitrile rubber has repeat units which are derived from (a) 1,3-butadiene, (b) acrylonitrile and (c) a crosslinking agent, and wherein said highly crosslinked nitrile rubber has a Mooney viscosity of about 50 to about 120, a swelling index of less than about 10 percent, a mill shrinkage of less than 10 percent and a gel content of greater than 90 percent; (2) removing the substrate from the pla

Abstract: A thermoplastic composition comprising: (i) a thermoplastic resin; (ii) an antiplasticizing amount of a solid plasticizer; (iii) optionally an acid scavenger; and (iv) optionally a heat stabilizer selected from the group consisting of mixed metal stabilizers, organotin stabilizers, lead stabilizers, metal free stabilizers, or any combination of the foregoing which improves the processability of the thermoplastic resin without affecting the physical properties of the thermoplastic resin.

Abstract: A vinyl chloride resin composition comprising 100 parts by weight of a vinyl chloride resin, from 20 to 200 parts by weight of a plasticizer, from 10 to 250 parts by weight of a rubber material containing from 20 to 95 wt % of a gel content insoluble in tetrahydrofuran, and from 0.5 to 30 parts by weight of an acrylic resin obtained by copolymerizing from 20 to 50 wt % of methyl methacrylate with from 80 to 50 wt % of at least one monomer selected from the group consisting of acrylates, methacrylates (other than methyl methacrylate) and styrene.

Abstract: A plastisol type adhesive composition used to bond a filer paper and end caps of an filter element of a fuel filter for filtering a mixture fuel of gasoline and methanol. The adhesive composition comprises a polymer (vinyl chloride polymer and/or copolymer) in an amount of 100 parts by weight, a filler in an amount ranging from 50 to 250 parts by weight, a plasticizer in an amount ranging from 50 to 250 parts by weight, and phenolic resin as an adhesiveness providing agent, in an amount ranging from 0.5 to 20 parts by weight.

Abstract: A composition suitable for use in producing mold curing elements is provided. The composition comprises a halogen-containing copolymer of a C.sub.4 to C.sub.7 isomonoolefin and a para-alkylstyrene; a filler such as carbon black, a process oil, and a curing agent. A curing element comprising the composition is also provided.

Abstract: A vinyl chloride resin composition providing a rubbery elastic material small in temperature dependence of hardness which is composed mainly of 100 parts by weight of a vinyl chloride resin comprising 8-90% by weight of a tetrahydrofuran-insoluble gel fraction and the remainder of a tetrahydrofuran-soluble fraction, 10-200 parts by weight of a copolyester resin and 25-200 parts by weight of a plasticizer, and tubes and curl cords obtained using the composition.

Abstract: Plastisol coatings and adhesives having reduced bulk density are provided by incorporating hollow thermoplastic microspheres, wherein the surface of the microspheres is wet by a surfactant which preferentially wets the surface of the microspheres, where the total solids content of the plastisol does not exceed the critical pigment volume concentration, and where the temperature and pressure of processing and use of the microsphere filled plastisol are kept to the minimums required for effective operation. Preferred hollow thermoplastic microspheres having a thermally bonded surface coating of a solid particulate material, such as calcium carbonate, silica, or the like are employed where the thermoplastic of the microspheres is wet by a surfactant which preferentially wets the surface of the thermoplastic and where the solid particulate material on the surface is wet by a surfactant or plasticizer which preferentially wets the solid particles are particularly effective in such plastisol coatings and adhesives.

Abstract: A vinyl chloride resin composition to be used for extrusion molding whereby the cross-sectional shape of a molded product is continuously changed, said composition comprising 100 parts by weight of a vinyl chloride homopolymer, from 20 to 200 parts by weight of a plasticizer, and from 5 to 30 parts by weight of an acrylic resin having a weight average molecular weight of at least 1,500,000 and having a maximum draft ratio (i.e. when the vinyl chloride resin composition is extruded from an orifice having a diameter of 1 mm and a length of 20 mm at a cylinder temperature of 170.degree. C. at a shear rate of 1.2.times.10.sup.2 s.sup.-1, and the extruded filamentous composition is taken off at an increasing speed, a ratio of the take-off speed to the extrusion speed immediately before breakage of the filamentous composition) of at least 7.

Abstract: The present invention relates to novel dry-blended extrudable pesticidal resin composition, extruded pesticidal resin compositions and pelletized pesticidal resin compositions comprising, as the active ingredient, O,O-diethyl S-[[1,1-dimethylethyl)thio]-methyl]phosphorodithioate, O,O-diethyl S-(ethylthio-methyl)phosphorodithioate or a pesticidal chemical wherein said technical grade of said pesticidal chemical has a dermal and/or oral LD50, as measured on rats or rabbits of less than 50 mg/kg. The novel compositions of the present invention are characterized by markedly reduced mammalian toxicity and increased pesticide stability and are essentially free of dust. Further, the present invention also relates to a process for preparing the present safened pesticidal resin compositions.

Abstract: A polyvinyl based coating composition which protects against impact stresses. The composition includes polyvinyl chloride, vinyl chloride-vinyl acetate copolymer, calcium carbonate, hollow plastic spheres and a C.sub.9 or higher phthalate acid ester plasticizer.

Abstract: A vinyl chloride resin elastomer composition comprising, as main components, 100 parts by weight of a vinyl chloride resin, from 10 to 200 parts by weight of an acrylic rubber containing a tetrahydrofuran-insoluble cross-linking component, from 1 to 50 parts by weight of an acrylic resin and from 30 to 300 parts by weight of a plasticizer.

Abstract: Described are moisture-curing sealing and/or adhesive compositions based on alkoxysilane-terminated polyurethanes and containing diurethanes as plasticizers. The diurethanes are prepared either from diol mixtures and mono-functional isocyanates, reacting with substantially all the free hydroxyl groups, or from diisocyanates and mono-functional alcohols, reacting with substantially all the free isocyanate groups. Also described is a method of preparing the moisture-curing sealing and/or adhesive compositions and their use as joint sealants.

Abstract: A metal overbased composition is disclosed that comprises(A) at least one natural oil comprising an animal oil or vegetable oil comprising a triglyceride of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 arc independently saturated or unsaturated aliphatic hydrocarbyl groups containing from about 8 to about 24 carbon atoms and(B) a metal base oxide (MO), hydroxide (MOH) or alkoxide (R.sup.4 OM) wherein the metal comprises an alkali or alkaline earth and R.sup.4 is a hydrocarbyl group containing from about 1 to about 24 carbon atoms, and wherein the equivalent ratio of (A):(B) is from 0.90-10:1 to form a saponified intermediate, adding 2-11 equivalents of (B) per equivalent of formed saponified intermediate and reacting excess (B) with(C) an acidic gas comprising carbon dioxide, sulfur dioxide or sulfur trioxide.This composition may also be gelled to produce a rheology control agent.

Abstract: A vinyl chloride resin elastomer composition comprises 100 parts by weight of a resin mixture comprising from 50 to 95 parts by weight of a vinyl chloride resin and from 5 to 50 parts by weight of a chlorinated polyethylene; from 20 to 400 parts by weight of an acrylonitrile-butadiene rubber containing a tetrahydrofuran-insoluble crosslinking component; and from 10 to 300 parts by weight of a plasticizer.

Abstract: Compositions, composite articles and process for producing same are provided from a reinforced polyvinyl halide composition (A) comprising a high molecular weight polyvinyl halide resin, a plasticizer, and a reinforcement material, such as glass fibers, in combination with (B) a composition having adhesion to (A). Preferably (B) comprises a thermoplastic compound selected from the group consisting of PVC, plasticized PVC, styrene derivatives, urethane derivatives, acrylic derivatives, acrylonitrile derivatives, polyester derivatives, and mixtures thereof, with the most preferred composition being an unreinforced, plasticized polyvinyl halide composition. The composition article exhibits good strength, low sag at high use temperatures, and lowered coefficient of thermal expansion for use in contact with metal or polymeric substrates such as panels.

Abstract: The invention relates to plastisols which prevent a yellowing of top coats applied thereon, to a process for their preparation and to their use. The plastisols based on PVC or methacryl contain, in addition to basic adhesion promoters, aldehydes, ketones, their derivatives, oligomers or mixtures of same.

Abstract: A CPVC adhesive for joining CPVC pipes comprises: (a) about 18 to 28 wt % CPVC resin; (b) a high vapor pressure solvent comprising about 15 to 35 wt % tetrahydrofuran and 0 to about 30 wt % methyl ethyl ketone; and (c) a low vapor pressure solvent comprising about 20 to 45 wt % cyclohexanone, 0 to about 30 wt % N-methyl pyrrolidone, and 0 to 10 wt % dibasic esters (a mixture of refined dimethyl esters of adipic, glutaric, and succinic acids). The VOC level of the CPVC adhesive composition of the invention is at or below the allowed maximum value of 450 g/l, yet the adhesive meets or exceeds required performance standards, such as hydrostatic burst strength and hydrostatic sustained pressure test.

Abstract: Finished articles made of flexible polyvinyl chloride (PVC) using plastisol technology are improved in terms of resistance to heat and solvents and reduction in plasticizer migration by incorporating into the traditional plastisol ingredients substantial amounts of blocked di- or polyisocyanates and di- or polyols and/or di- or polyamines, which, upon heating react with each other to form a polymer network within the article while the PVC is gelling.

Abstract: A modified vinyl chloride resin composition prepared by adding 1 to 10 parts by dry weight of glue or gelatin to 100 parts by weight of vinyl chloride resin compound shows improved physical properties such as improved cracking resistance when used as the sole of shoes, improved adhesion properties for leather, cold cracking resistance as electric wirecoating material, improved vibration damping properties as vibration-preventing member, and non-slipping properties as power-carrying belt material, and is useful as molding composition for making footwear, coating composition with good cold resistance, belt composition with non-slipping properties, and resin material for preventing vibration having excellent vibration-damping properties.

Abstract: A composition suitable for use in producing a tire innerliner is provided. The composition comprises a halogen-containing copolymer of a C.sub.4 to C.sub.7 isomonoolefin and a para-alkylstyrene; carbon black, and a plasticizer oil. A vulcanized tire comprising an innerliner made from the composition is also provided.

Abstract: Disclosed is a novel polyvinyl chloride-based resin composition having good workability in molding and capable of giving a shaped article having excellent mechanical properties such as impact strength. The resin composition comprises: (a) 100 parts by weight of a polyvinyl chloride resin having an average degree of polymerization of 500 to 2500; (b) from 4 to 15 parts by weight of an ABS or MBS resin; (c) from 1 to 7 parts by weight of an SBR; (d) from 1 to 10 parts by weight of an AS resin; and (e) from 0.1 to 10 parts by weight of a polyorganosiloxane.

Abstract: A composition suitable for use in producing a tire innerliner is provided. The composition comprises a halogencontaining copolymer of a C.sub.4 to C.sub.7 isomonoolefin and a paraalkylstyrene; carbon black, and a plasticizer oil. A vulcanized tire comprising an innerliner made from the composition is also provided.

Abstract: Disclosed is a polyvinyl chloride resin powder composition for rotational molding, which is prepared by dry-blending a plasticizer and a stabilizer with a polyvinyl chloride resin followed by incorporating from 0.1 to 5 parts by weight, to 100 parts by weight of the polyvinyl chloride resin, of a finely divided polyvinyl chloride resin having a viscosity average polymerization degree of from 2000 to 5000 into the resulting dry blend. Also disclosed is a method of producing a molded article by subjecting the composition to rotational molding. The composition has good powder flowability for rotational molding, and the molded article from the composition is free from pin holes and blocks on the surface thereof.

Abstract: Low molecular weight olefin resins are blended with small amounts of high molecular weight olefin resins and the blends are chlorinated or chlorosulfonated. Melt and film strengths of the resultant low molecular weight chlorinated and chlorosulfonated resins are thereby increased sufficiently to enable recovery by means of methods which require film or strand formation. The chemical properties and solution characteristics of the blends are substantially maintained compared to those of the low molecular weight chlorinated resins themselves.

Abstract: An adhesion promoting composition for use on polyolefin substrates which is formulated with a chlorinated polyolefin in a water-based emulsion.

Abstract: A crosslinkable resin composition containing:(A) from 10% to 90% by weight of a thermoplastic resin component,(B) from 90% to 10% by weight of a curable resin component, comprising, expressed by reference to the curable resin (100%),(i) 50% to 95% of a (meth)acryloyl derivative, and(ii) 50% to 5% of a (meth)allyloxy derivative, and(C) from 0% to 30% by weight of a plasticiser for the thermoplastic resin component, is disclosed.Also a new crosslinked resin layer and a process for the manufacture of the new crosslinked resin layer on a substrate are described.The crosslinked resin layer herein exhibits a desirable balance between flexibility, resistance to stain and resistance to scuff properties, in combination with outstanding mechanical and chemical properties.The crosslinkable resin composition is particularly suitable for coating application of various substrates such as flooring materials, wall covering materials, coils, wires, and various shaped articles e.g. cars, containers and metallic profiles.