Abstract: The invention relates to urethane polymers exhibiting excellent heat transfer properties. Specifically these polymers are used as adhesives for the purpose of adhering cooling/condensing tubes to metal panels for the manufacture of freezer and refrigerator cabinets.

Abstract: Resin compositions comprising hygroscopic resins of relatively high water absorption rate, including (or coated by, or covered by) ceramics capable of emitting far infrared rays. The resin compositions are useful as materials of devices or receptacles for maintaining freshness of food or water.

Abstract: Self-extinguishing polymeric compositions are taught comprising, expressed in % by weight referrred to the total composition:a) from 1 to 25% of at least an organic aliphatic, cycloaliphatic, aromatic halogen-derivative;b) from 10 to 40% of at least an adduct between an inorganic halide and a zeolite;c) from 0.5 to 5% of an organic reactive agent capable of modifying the polymeric matrix at the combustion temperature, comprising at least an organic compound which generates radicals at said temperature and at least a cross-linking agent;d) the remaining part being composed of at least a thermoplastic polymer and/or copolymer.

Abstract: The invention relates to a composition which is usable for the stabilization of thermoplastic resin against the effects of heat and/or light.This composition comprises a hydrotalcite, a zinc zeolite and a zinc carboxylate.It is applied, more especially, to thermoplastic resins containing halogens, and in particular to PVC.

Abstract: A copolymer compositions comprising a major amount of an alternating copolymer of carbon monoxide with one or more olefinically unsaturated compounds and a minor of at least one stabilizing additive which is a zeolite-type trivalent-metal silicate containing a cation of an element of Group 2 of the Periodic Table is disclosed. This copolymer composition has and exhibits improved stability and contains a substantially reduced amount of residual solvent. Also disclosed is a process for producing this copolymer composition, and articles of manufacture made from this composition.

Abstract: A surgical filament produced by spinning a mixture of polylactides and additive.

Abstract: A process for preparing a crystalline poly(cyclohexanedimethylene terephthalate) comprising(A) preparing an admixture of molten poly(cyclohexanedimethylene terephthalate) and a 4A zeolite, and(b) cooling the admixture at a rate less than about 1000.degree. C. per minute to a temperature less than about 80.degree. C.

Abstract: A process for preparing a crystalline poly(ethylene terephthalate) having an inherent viscosity of at least 0.5 comprising(A) preparing an admixture of molten poly(ethylene terephthalate) and a zeolite, and(B) cooling the admixture at a rate less than about 300 degrees C. per minute to a temperature less than about 80 degrees C.

Abstract: A method of decreasing the expansion temperature and improving the expansion characteristics of vermiculite ore comprising subjecting vermiculite ore containing interlamellar cations to a potassium nitrate solution for a time interval sufficient to ion-exchange interlamellar cations within said ore with potassium ions. Subsequent to this ion exchange the low temperature expandable vermiculite may be expanded by heating in an oven, or incorporated in an intumescent material and heat expanded in situ, or expanded by other heating means. An intumescent sheet is provided which may be used for mounting automotive catalytic converter monoliths comprising an unexpanded vermiculite produced by the method of the invention; an inorganic fibrous material; and a binder.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :z H.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is the alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS compositions and is an integer greater than 2.0, and z is the number of moles of bound water and is an integer ranging form 1.0 to 5.0. the unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.2 extenders, as silica extenders or as reinforcing agents for paper, paint, rubber, plastics and specialty products.

Abstract: Proposed is a processing additive for halogen-containing polymers, in particular for polyvinyl chloride, with a content of a synthetic, crystalline, finely particulate alkali metal alumo silicate containing 13 to 25 percent by weight of bound water, which--in its anhydrous form--is of the composition (0.7-1.1) Me.sub.2 O.Al.sub.2 O.sub.3 .times.(1.3-2.4) SiO.sub.2, Me standing for an alkali metal, wherein the alkali metal alumo silicate is present in combination with at least one isocyanuric acid derivative of the formula ##STR1## wherein each n stands for an integer from 0 to 5, preferably from 0 to 3, each X represents H or a straight or branched alkyl group having 1 to 6 carbon atoms, preferably 1 or 2 carbon atoms, and each R is --OH or --COOH, and wherein the n's, X's and/or R's preferably have the same meaning, as well as halogen-containing polymers stabilized with use of this combination.

Abstract: Thermoplastic molding compositions suitable for producing interior components for vehicles for the conveyance of passengers, in particular aircraft, which show a low smoke gas density and low heat release characteristics in the event of a fire, are based on a heat-resistant plastic which contains as a filler from 0.5 to 50% by weight of an oxide of an element of main group III, IV or V, of a salt of an oxygen acid of an element of main group III, IV or V or of a compound which on heating forms such an oxide or salt.

Abstract: Hydrogenated nitrile rubbers filled with sodium aluminium silicate suffer relatively little deterioration of the mechanical properties, e.g. elongation at break, during hot air aging.

Abstract: Stabilizers for chlorine-containing olefin polymers containing Ca complexes of 1,3-diketones, hydrocarbon waxes and esters and/or partial esters of saturated, straight-chain C.sub.12 -C.sub.34 monocarboxylic acids, in conjunction with zinc salts of saturated, straight-chain C.sub.8 -C.sub.22 monocarboxylic acids and esters of phosphorous acid, provide the polymers with excellent properties in regard to processibility and temperature stability.

Abstract: A thermally stabilized chlorine-containing resin composition comprising a chlorine-containing resin and a stabilizer consisting essentially of (a) an overbased alkaline earth metal carboxylate or phenolate complex, (b) zeolite, (c) calcium hydroxide and (d) a complex of at least one metal perchlorate selected from the group consisting of sodium, magnesium, calcium and barium perchlorates with at least one compound selected from the group consisting of polyhydric alcohols and their derivatives. The stabilizer consisting essentially of the above four components (a) to (d) exhibits excellent effects in the prevention of the discoloration and the deterioration in physical properties of the chlorine-containing resin, both accompanying the thermal degradation caused when the resin is subjected to thermoforming, particularly powder molding or exposed to a high temperature atmosphere for a long period of time.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :zH.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is the alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS compositions and is an integer greater than 2.0, and z is the number of moles of bound water and is an integer ranging from 1.0 to 5.0. The unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.2 extenders, as silica extenders or as reinforcing agents for paper, paint, rubber, plastics and specialty products.

Abstract: A polyacetal resin composition for use in producing molded articles of low gloss comprises the polyacetal and an aluminosilicate fiber.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :zH.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is the alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS corporations and is an integer greater than 2.0, and z is the number of moles of bound water and is an integer ranging from 1.0 to 5.0. The unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.2 extenders, as silica extenders or as reinforcing agents for paper, paint, rubber, plastics and specialty products.

Abstract: Thermoplastic molding compositions suitable for producing interior components for vehicles for the conveyance of passengers, in particular aircraft, which show a low smoke gas density and low heat release characteristics in the event of a fire, are based on a heat-resistant plastic which contains as a filler from 0.5 to 50% by weight of an oxide of an element of main group III, IV or V, of a salt of an oxygen acid of an element of main group III, IV or V or of a compound which on heating forms such an oxide or salt.

Abstract: A membrane of an organic polymer, which contains a crystalline carrier compound capable of selective transport of low molecular weight substances, and the preparation and use of the said membrane.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin clay and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :zH.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is an alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS composition, and z is the number of moles of bound water and is an integer ranging from 1.0 to 5.0. The composition essentially comprises altered kaolin clay platelets with an integral rim or protuberance of essentially amorphous alkali metal silicate-kaolin reaction product. The unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.

Abstract: A composition of enhanced radio frequency sensitivity and a method for providing enhanced radio frequency sensitivity to a composition in which a substance suitable for enhancement of radio frequency sensitivity is admixed with a radio frequency sensitizing amount of an inorganic radio frequency sensitizer treated essentially to remove absorbed water and/or other volatiles with the radio frequency sensitizer chosen from among zinc oxide (American Process), bentonite clay, and crystalline or amorphous alkali or alkaline earth metal aluminosilicate. A process for molding using these compositions and the molded product. The composition, method for enhancing radio frequency sensitivity, process for molding and molded product with a polymeric substance, particularly ultra high molecular weight polyethylene, as the substance suitable for enhancement of radio frequency sensitivity.

Abstract: A smoke suppressant additive for plastics capable of reducing the smoke development of the plastic without significantly effecting the appearance or integrity of the plastic, comprising: (i) about 1 to 8 parts zinc present as an inorganic compound, (ii) about 1 to 6 parts by weight magnesium present as an inorganic magnesium compound other than magnesium oxide, (iii) about 0.7 to 7 parts by weight molybdenum present as an inorganic molybdenum compound, and (iv) about 0 to 0.7 parts by weight copper present as an inorganic copper compound; all parts by weight based upon the total amount of the elements zinc, magnesium, molybdenum and copper in the composition.Preferably, the smoke suppressant additive further comprises up to about 80 wt-% based upon the total weight of the composition, diluent.

Abstract: An antibiotic zeolite and an antibiotic resin composition containing thereof are provided. The antibiotic zeolite is prepared by replacing all or a part of ion-exchangeable ions in zeolite with ammonium ions and antibiotic metal ions such as silver, copper, zinc, mercury, tin, lead, bismuth, cadmium, chromium and thallium. The antibiotic resin composition comprises the antibiotic zeolite and a resin such as polyethylene, polypropylene, polyvinyl chloride and polystyrene.

Abstract: An antibiotic resin composition comprises at least one antibiotic zeolite of which ion-exchangeable ions are partially or completely replaced with ammonium ionsand antibiotic metal ions, at least one discoloration inhibitor and at least one resin. The antibiotic resin composition exhibits excellent antibiotic property and does not discolor with time. Thus, the resin composition can be employed to form a variety of products which require antibacterial and/or antifungus properties.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin clay and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :zH.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is an alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS compositions, and z is the number of moles of bound water and is an integer ranging from 1.0 to 5.0. The composition essentially comprises altered kaolin clay platelets with an integral or protuberance of essentially amorphous alkali metal silicate-kaolin reaction product. The unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.

Abstract: The pressure-sensitive adhesive of the invention comprises a latex of natural rubber graft-copolymerized with 2 to 10% by weight of styrene and 10 to 25% by weight of methyl methacrylate and a finely divided particulate material having no thermoplasticity such as silica gels and zeolites in an amount of 5 to 30 parts by weight per 100 parts by weight of the natural rubber. The pressure-sensitive adhesive has excellent characteristics in the adhesive bonding, resistance against blocking, frictional behavior, heat resistance and abrasion resistance and also is free from the trouble of decrease in the adhesive bonding strength caused by the transfer of a silicone oil from the roller of printing machines.

Abstract: A process for reducing the odor of ethylidene norbornene present in EPDM resin which comprises introducing a crystalline siliceous molecular sieve into said EPDM resin in an amount sufficient to reduce the odor produced by ethylidene norbornene present in said EPDM resin.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin clay and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :zH.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is an alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS composition, and z is the number of moles of bound water and is an integer ranging from 1.0 to 5.0. The composition essentially comprises altered kaolin clay platelets with an integral rim or protuberance of essentially amorphous alkali metal silicate-kaolin reaction product. The unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.

Abstract: A composite material comprising a resin other than polyamide resin and a layered silicate dispersed therein, said layered silicate having a layer thickness of 7 to 12 .ANG. and an interlayer distance of 30 .ANG. or above. Owing to the layered silicate uniformly dispersed in the resin matrix, the composite material is superior in mechanical characteristics and heat resistance. It also has good water resistance and chemical resistance.

Abstract: Plastic compositions which contain zeolite particles as fillers which have particle sizes of no more than 2.2 microns in diameter with at least 90 percent of the weight of the particles being between 0.1 and 5.0 microns in diameter.

Abstract: Disclosed herein is a uniaxially or biaxially oriented polyphenylene sulfide film wherein the number of n-order of interference fringes Hn (per mm.sup.2) as measured by a multiple interference method satisfies the following relations (1) and (2) at the same time:30.ltoreq.H.sub.1 .ltoreq.300 (1)10.ltoreq.H.sub.3 .ltoreq.

Abstract: Provided is a process for the production of shaped vermiculite articles having excellent resistance to water dispersibility from an aqueous dispersion of vermiculite lamellae having incorporated therein a cationic polyquaternary ammonium salt.

Abstract: A family of novel and unique synthetic alkali metal alumino-silicates (SAMS) are produced by the hydrothermal reaction between kaolin clay and alkali metal silicates. The integrated composition of the SAMS products is a unique entity having an overall composition ofxM.sub.2 O:Al.sub.2 O.sub.3 :ySiO.sub.2 :zH.sub.2 Owhere x is the number of moles of alkali metal oxide and is an integer from 0.01 to 2.0, M is an alkali metal, y is the number of moles of SiO.sub.2 in the unique SAMS composition, and z is the number of moles of bound water and is an integer ranging from 1.0 to 5.0. The composition essentially comprises altered kaolin clay platelets with an integral rim or protuberance of essentially amorphous alkali metal silicate-kaolin reaction product. The unique SAMS compositions are structured materials in which the structure can be controlled, and are therefore useful as functional fillers, as TiO.sub.

Abstract: Composition for coating, filling, binding and protection, comprising rubber, whereby it comprises rubber having a particle size of at most 0.4 mm present in an amount of 20-50% by weight, and a curable polymer base present in an amount of 40-50% by weight, which components after curing of said polymer base are the elastic and adhesive part of the composition. The invention further relates to a process for preparation, and a process for applying said composition.

Abstract: A method is disclosed for the reduction of the extractability of trialkanolamines from polyolefins containing such compounds e.g. as a result of the use of trialkanolamines as catalyst deactivators in processes for the polymerization of olefins. Zinc oxide and/or zeolite molecular sieves are incorporated into the polyolefin, either during the process for the manufacture of the polyolefin or subsequent to such manufacture. Zinc oxide may be used in amount of 0.01-4 parts by weight and zeolite molecular sieves in amounts of 0.05-1 parts by weight, per 100 parts of polyolefin. The resultant compositions may be more acceptable for use in the fabrication of articles intended for the packaging of e.g. foodstuffs.

Abstract: A solvent based contact adhesive suitable for bonding cured EPDM membranes is disclosed. The adhesive includes a crosslinked halogenated butyl rubber, a low molecular weight, high softening point, thermoplastic aliphatic-type-based hydrocarbon resin and at least one organic solvent employed as a dispersion medium for the crosslinked halogenated butyl rubber and the resin. The disclosed adhesive exhibits superior heat aging and hot water immersion properties which are significant characteristics in roof applications.

Abstract: A enzyme-containing solid composition is prepared by a process comprising removing the solvent from a mixture of a water-soluble enzyme, a water-insoluble metal salt of a fatty acid and an organic solvent.

Abstract: The unequal porosity and different textures of a drywall reinforced with joint tape and joint compound are concealed by a paint made from a low cost, easily dispersible powder in which the pigment volume concentration is about 70% to about 75%. A vinyl acetate/ethylene copolymer serves as the principle binder and a water soluble cellulose ether thickens the water dispersion of kaolin, attapulgus clay, mica, sodium potassium aluminum silicate and calcium carbonate.

Abstract: Disclosed is an inorganic porous substance-containing styrenic resin composition comprising 100 parts by weight of a styrenic resin and from 0.5 to 30 parts by weight of an inorganic porous substance. The composition is formed into packaging materials in the form of film, tray, bag or other containers, and these have an excellent freshness-keeping effect for packaging plants, especially vegetables and fruits. The effect for keeping the taste and flavor of vegetables and fruits is remarkable, and the composition of the invention is useful as a packaging material.

Abstract: A new water-swellable composition of a gelling agent based on hydrolyzed homo- or copolymers of acrylonitrile and of an inert metal oxide was synthesized. In the process, 1 to 22% of the nitrile groups were saponified to amide groups and 99 to 78% to alkali-metal salts. The obtained composition had a spongy structure and was characterized by high values with regard to both swelling capacity and swelling rate. Therefore it is particularly suitable for diaper manufacture and for agricultural use.

Abstract: An ink jet printing substrate particularly useful as a coating for paper for multi-color, water base ink jet printing consisting essentially of a high swelling montmorillonite clay, and optionally including a high surface area pigment, such as a synthetic silica or calcium carbonate and a water-insoluble binder.

Abstract: A composition of enhanced radio frequency sensitivity and a method for providing enhanced radio frequency sensitivity to a composition in which a substance suitable for enhancement of radio frequency sensitivity is admixed with a radio frequency sensitizing amount of an inorganic radio frequency sensitizer treated essentially to remove absorbed water and/or other volatiles with the radio frequency sensitizer chosen from among zinc oxide (American Process), bentonite clay, and crystalline or amorphous alkali or alkaline earth metal aluminosilicate. A process for molding using these compositions and the molded product. The composition, method for enhancing radio frequency sensitivity, process for molding and molded product with a polymeric substance, particularly ultra high molecular weight polyethylene, as the substance suitable for enhancement of radio frequency sensitivity.

Abstract: The object of the present invention is to provide a polyethylene resin composition which is improved in anti-blocking and slipping properties, and further in antistatic properties without deteriorating the excellent properties of polyethylene, such as transparency and heat sealability.The inventive polyethylene resin composition comprises(A) polyethylene,(B) a zeolite or an anhydrous amorphous aluminosilicate having the basic particle characteristics of zeolite as prepared by acid-treating zeolite,(C) fatty acid amide having a melting point of not more than 130.degree. C., and(D) an antistatic agent.

Abstract: This invention provides an additive for resins prepared by mixing (i) an A-type zeolite having a substantially spherical form and a median particle size not larger than 5 .mu.m or an acid treated product thereof, and (ii) fine amorphous silica. The additive has high lubricating qualities and free-flowing properties. A resin composition comprising said additive shows good heat stability, antioxidizing and antiblocking properties.

Abstract: This invention provides an additive for resins prepared by mixing (i) an A-type zeolite having a substantially spherical form and a median particle size not larger than 5 .mu.m or an acid treated product thereof, and (ii) fine amorphous silica. The additive has high lubricating qualities and free-flowing properties. A resin composition comprising said additive shows good heat stability, antioxidizing and antiblocking properties.

Abstract: Improved polyorganosiloxane compositions which can be stored with the exclusion of moisture and harden on access to moisture are disclosed. These compositions contain, 100 parts by weight of an .alpha.,.omega.-dihdyroxypolydimethylsiloxane, 0 to 100 parts by weight of an .alpha.,.omega.-bis(trimethylsiloxy)polydimethylsiloxane plasticizer, 1 to 10 parts by weight of an oximinosilane, 5 to 250 parts by weight of a reinforcing or non-reinforcing filler or a filler mixture, 0.01 to 1 part by weight of a tin catalyst, 0.05 to 2.5 parts by weight of an aminoalkylalkoxysilane and 0.5 to 2.5 parts by weight of an accelerator chosen from alkyl or alkenyl carboxylic acids or silane derivatives of such carboxylic acids.

Abstract: Urea-modified bubble-free moldings based on polyisocyanate polyaddition products are made by reacting (a) an organic polyisocyanate with (b) a polyhydroxyl compound and/or polyepoxide in the presence of (c) a water chain extender in the form of an aqueous alkali aluminosilicate or an aqueous alkali-alkaline earth aluminosilicate of the zeolite type in a mold using cast resin technology. The reaction components are used in quantities such that the equivalent ratio of isocyanate to hydroxyl and/or epoxide groups is from 1.1:1 to 6.1. The chain extender is used in a quantity such that the amount of water is at least equivalent to the excess of isocyanate. These moldings may be made by a one-shot or a two-shot process. These moldings are characterized by better mechanical properties such as tensile strength and elongation than prior art moldings.

Abstract: A glass fiber reinforced resin composition suitable as an injection molding material for automobile instrument panels. Essentially the resin composition is a blend of 55-77 wt % of a propylene-ethylene block copolymer at least partially modified by graft copolymerization with an unsaturated carboxylic acid or its derivative, 5-15 wt % of an ethylene-propylene rubber in which the content of ethylene is 60-85 wt % and 18-30 wt % of glass fiber having a filament diameter of 8-15 .mu.m. The melt flow index of the modified propylene-ethylene block copolymer and the Mooney viscosity of the ethylene-propylene rubber are strictly specified. The resin composition is pelletized from a melted state such that the glass fiber dispersed in the pellets is not smaller than 550 .mu.m and, preferably, not greater than 1100 .mu.m in mean filament length. This resin composition is good in moldability and provides instrument panels high in rigidity, in heat distortion resistance and also in impact resistance.

Abstract: An adhesive for bonding cured EPDM membranes is provided comprising(A) a halogenated butyl rubber(B) a pre-cross linked butyl rubber(C) a styrene/ethylene butylene/styrene block thermoplastic rubber,(D) a thermoplastic petroleum based hydrocarbon feedstock derived aliphatic monomer resin and(E) an aliphatic isocyanate.