Abstract: There is provided an adhesive composition comprising (i) at least one film forming polymer, (ii) at least one crosslinker selected from the group consisting of polynitroso compounds, polynitroso precursors, and mixtures thereof, and (iii) at least one oxidizer, wherein the molar ratio of oxidizer to crosslinker is from 0.3 to 2.0. Also provided is a method of bonding substrates together using such a composition, and an article made using such a method.

Abstract: A halogenated non-polymeric phenyl ether flame retardant is described having the general formula (I): wherein each X is independently Cl or Br, n is an integer of 1 or 2, and each p is independently an integer of 1 to 4, provided that, when each X is Cl, the total amount halogen in the ether is from about 50 to about 65 wt % and when each X is Br, the total amount halogen in the ether is from at least 70 wt % to about 79 wt % and wherein from about 30% to about 80%, for example from about 35% to about 75% of the halogenated ethers are fully halogenated the remainder being partially halogenated. The present flame retardant provides superior mechanical properties when incorporated into a polymer than similar flame retardants which contain a higher amount of fully halogenated species.

Abstract: A flame retardant blend comprises at least first and second halogenated non-polymeric phenyl ethers having the general formula (I): wherein each X is independently Cl or Br, each m is independently an integer of 1 to 5, each p is independently an integer of 1 to 4, n is an integer of 1 to 5 and wherein the values of n for the first and second ethers are different.

Abstract: A mixture of brominated diphenylethanes is prepared by brominating diphenylethanes, comprises hexabromodiphenylethane, heptabromodiphenylethane and octabromodiphenylethane, comprises about 55 to about 85% by weight hexabromodiphenylethane, and comprises about 0.01 to about 30% by weight diphenylethanes substituted with an odd number of bromines. The mixture of brominated diphenylethanes can provide improved compatibility with polymer resins, as well as impart excellent flame retardancy and improved weatherability and thermal stability.

Abstract: A method for flame-retarding styrenic resins is disclosed wherein the method comprises incorporating in compositions an effective amount of at least one flame retardant compound comprising both aliphatic and aromatic bromine.

Abstract: The flame-retardant high impact vinyl aromatic resin composition of the present invention comprises (A) about 100 parts by weight of a rubber modified vinyl aromatic resin; (B) about 1 to about 30 parts by weight of a brominated diphenyl ethane mixture; and (C) about 1 to about 10 parts by weight of antimony oxide. The resin composition can have excellent fluidity as well as high impact strength and can provide a flame-retardant high impact vinyl aromatic resin composition having excellent workability and mechanical properties.

Abstract: High assay, reaction-derived decabromodiphenylethane product is prepared by feeding (i) diphenylethane or (ii) partially brominated diphenylethane having an average bromine number less than about two, or (iii) both of (i) and (ii), into the liquid confines of a reaction mixture. Such reaction mixture is (a) formed from components comprised of excess liquid bromine and aluminum-based Lewis acid bromination catalyst, and (b) maintained at one or more elevated reaction temperatures of from about 45°-90° C., and at least when elevated pressure is needed to keep a liquid state in the reaction mixture at the temperature(s) used, the reaction mixture is at such an elevated pressure, whereby ar-bromination occurs. The feeding is conducted at a rate slow enough to form high assay reaction-derived decabromodiphenylethane product, which is an effective flame retardant.

Abstract: A brominated diphenyl ethane mixture of the present invention comprises about 0 to about 2% by weight of pentabromodiphenyl ethane, about 55 to 85% by weight of hexabromodiphenyl ethane, about 1 to 20% by weight of heptabromodiphenyl ethane, about 1 to 25% by weight of octabromodiphenyl ethane, about 0 to about 10% by weight of nonabromodiphenyl ethane, and about 0 to about 5% by weight of decabromodephenyl ethane. The brominated diphenyl ethane mixture can be added to thermoplastic resin as a flame retardant, can exhibit excellent compatibility with thermoplastic resins, can minimize the generation of environmental problems, and can obtain excellent impact resistance, thermal stability, weatherability and flowability as well as improved flame resistance.

Abstract: The present invention relates to an expandable and crosslinkable elastomeric material with improved fire retardant properties and low smoke generation, the manufacturing and use of the material. The material includes polychloroprene as a main polymeric ingredient and chloroparaffin and which is expanded to a final density of less than 200 kg/m3.

Abstract: A composition of matter and a solvent system for use in providing a water resistant coating to a surface of a roof is disclosed. The solvent system comprises a chlorinated solvent blend. The solvent system and coating composition have no flash point, are non-flammable and provide an improved consistent coating when applied to the surface of a roof.

Abstract: Novel formulations comprising pentabromobenzylbromide (PBBBr) and a carrier, for use as a flame retardant for application on a substrate, and processes for their preparation are disclosed. Further disclosed are articles-of-manufacture having these formulations applied thereon, and the use of PBBBr as a flame retardant for application on a substrate. These novel formulations are particularly effective as flame retardants for textiles, and are characterized by a low add-on and a high washing fastness.

Abstract: Polymeric substrates, for example polyolefins such as polypropylene, can be made flame retardant by the incorporation therein of a synergistic mixture of (i.) at least one compound selected from the group consisting of nitroxyl stabilizers, hydroxylamine stabilizers, nitrone stabilizers, substituted hydroxylamine stabilizers, amine oxide stabilizers, benzofuranone stabilizers, phosphite and phosphonite stabilizers, quinone methide stabilizers and monoacrylate esters of 2,2?-alkylidenebisphenol stabilizers and (ii.) at least one compound selected from the group consisting of brominated flame retardants, phosphorus containing flame retardants and inorganic flame retardants such as ammonium polyphosphate or decabromodiphenyl oxide; wherein the amount of organic or inorganic flame retardant of component (ii.) required to achieve an acceptable level of flame retardancy is significantly reduced compared to that needed when component (i.) is not present.

Abstract: The present invention relates to solutions and/or dispersions of organic semiconductors in a solvent mixture of at least two different organic solvents, characterized in that A. Each of the solvents on its own has a boiling point of below 200° C. and a melting point of 15° C. or less, B. at least one of the solvents has a boiling point in the range from greater than 140 to less than 200° C., C. the solvents used have no benzylic CH2 or CH groups, D. the solvents used are not benzene derivatives containing tert-butyl substituents or more than two methyl substituents, and their use in printing processes for producing layers of organic semiconductors, especially for the electronics industry.

Abstract: Disclosed are flame retardant compositions comprised of (a) brominated anionic styrenic polymer, and (b) at least one polybrominated alpha-omega diphenylalkane having a total of at least 6 bromine atoms directly bonded to the phenyl rings and in the range of 1 to 6 carbon atoms in the alkylene group disposed between the phenyl groups, and specified flame retarded polymer compositions with which have been blended (a) and (b) individually or in combination.

Abstract: Disclosed are flame retardant compositions comprised of (a) brominated anionic styrenic polymer, and (b) at least one polybrominated alpha-omega diphenylalkane having a total of at least 6 bromine atoms directly bonded to the phenyl rings and in the range of 1 to 6 carbon atoms in the alkylene group disposed between the phenyl groups, and specified flame retarded polymer compositions with which have been blended (a) and (b) individually or in combination.

Abstract: The invention relates to thermoplastic molded masses, comprising A) 10 to 97 wt. % of at least one thermoplastic polyester, B) 1 to 30 wt. % of a flame-resistant agent combination with, based on 100 wt. % B), b1) 20 to 99 wt. % of a halogenated flame resistant agent, b2) 1 to 80 wt. % of a antimony oxide, C) 0.01 to 3 wt. % of at least one polyamide, D) 0.01 to 2 wt. % of at least one nigrosin, E) 0.01 to 3 wt. % of at least one anti-dripping agent and F) 0 to 70 wt. % of further adjuncts, whereby the sum of components A) to F) is 100%.

Abstract: The present invention provides novel pentabromobenzyl alkyl ethers serving as highly effective flame retardants in polymers. The invention further provides a fire retarded polymer composition comprising said pentabromobenzyl alkyl ethers.

Abstract: The object of the invention is to provide sound insulating members exhibiting both high vibration damping performance and high sound insulation performance, a vibration damping material for affording such members and a resin composition for forming the vibration damping material. The invention provides a first resin composition for vibration damping materials which contains 100 parts by weight of a chlorine-containing thermoplastic resin, and 20 to 200 parts by weight of a chlorinated paraffin having 12 to 16 carbon atoms on average. The thermoplastic resin contains preferably 20 to 70 wt. %, more preferably 30 to 70 wt. %, of chlorine. The chlorinated paraffin is preferably 30 to 70 wt. %, more preferably 35 to 65 wt. %, in chlorination degree.

Abstract: The present invention relates to a flame-retarded styrene-based plastic composition comprising (A) a styrene-based plastic material (B) a brominated aromatic compound having a melting point from 200° C. to 260° C. in which all bromine atoms are attached to the aromatic ring, (C) a brominated aromatic compound having a melting point above 300° C. in which all bromine atoms are attached to the aromatic ring, (D) an organic compound having at least one 2,3-dibromopropyl group, and optionally (E) antimony trioxide.

Abstract: The present invention provides a flame retardant resin composition, or more particularly, a flame retardant polypropylene resin composition which comprises polypropylene having improved flow melt characteristics, flame retardants, a flame retardant aid, and a tetrafluoroethylene polymer. The composition of the present invention has high melt tension, without deterioration of the mechanical properties of flame retardant polypropylene, and drastically enhanced characteristics of shape maintenance and a flaming drip during burning.

Abstract: A thermosetting adhesive material for connecting connection terminals provided on the opposing sides of a pair of opposing substrates, contains a thermosetting resin and an insulating inorganic filler,

Abstract: The invention relates to a composition comprising a) a styrene, &agr;-methylstyrene or p-methylstyrene homo- or copolymer; b) a bromine-containing flame retardant; c) a UV absorber; d) a sterically hindered amine and e) an epoxidized fatty acid. This invention also relates to the use of the light stabilizer mixture consisting of the components c), d) and e) for light-stabilizing a styrene, &agr;-methylstyrene or p-methylstyrene homo- or copolymer finished with a bromine-containing flame retardant as well as to a process for the light-stabilization thereof. Adding an epoxidized fatty acid to a UV absorber and a sterically hindered amine in styrene, &agr;-methylstyrene or p-methylstyrene homo- or copolymer finished with bromine-containing flame retardants results in an unexpected synergistic effect in the light stability. In particular, it is possible to markedly reduce the discoloration of the finished polymer which takes place in the course of irradiation.

Abstract: A flash-spun material comprised of at least 20% partially fluorinated hydrocarbon polymers in which between 10% and 70% of the total number of hydrogen atoms in each hydrocarbon polymer are replaced by fluorine atoms. The partially fluorinated hydrocarbon polymers is preferably comprised of at least 80% by weight of polymerized monomer units selected from ethylene, tetrafluoroethylene, chlorotrifluoroethylene, vinylidene fluoride and vinyl fluoride. The flash-spun material may be a plexifilamentary strand or a microcellular foam. Also provided is a process for producing flash-spun material from partially fluorinated hydrocarbon polymers in a solvent and a solution from which such polymers may be flash-spun.

Abstract: A flash-spinning solution of a polyolefin dissolved in a primary solvent selected from the group consisting of methylene chloride and dichloroethylene, and a co-solvent selected from the group of hydrofluoroethers, cyclic perfluorinated hydrocarbons, and cyclic partially fluorinated hydrocarbons.

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: The invention relates to crystalline polyolefin resin compositions obtained by blending 40 to 85% by weight of a crystalline propylene polymer, 3 to 40% by weight of an inorganic filler, 7 to 30% by weight of a halogen-containing flame retardant comprising ethylenebistetrabromophthalimide, decabromodiphenylethane, or their mixture, and 3 to 15% by weight of a flame retarding auxiliary; and electrical insulating parts obtained by molding the crystalline polyolefin resin composition.By using the crystalline polyolefin resin compositions of the invention, blooming (separation, in a powder-like form, of an ingredient) on the surface of a mold at the time of injection molding can be prevented, deterioration in appearance of final products due to the transfer of the bleeded ingredient to the surface of the mold is obviated, and decrease in productivity caused by wiping the bleeded ingredient off the mold can be avoided.

Abstract: Materials not releasing gaseous organic materials during use are used as a dry-type sealing material such as a gasket disposed upon mounting an air filter to an opening of a ceiling or the like, a wet-type sealing material filled and used in a gap for connecting wall materials or partitionings, a vinyl chloride sheet or a vinyl chloride cloth as a facing material for walls and floors. Specifically, a carboxylic acid ester having a molecular weight of not less than 400 is used as a plasticizer, a phenolic compound having a molecular weight of not less 300 is used as an antioxidant, an aliphatic hydrocarbon having not less than 19 carbon atoms (for example, microcrystalline wax) is used as a lubricant, and an alkylamine ethylene oxide adduct having a molecular weight of not less than 350 is used as an antistatic agent.

Abstract: Disclosed herein is a liquid crystalline resin compound which includes about 100 pbw of liquid crystalline resin and about 5-200 pbw of inorganic filler, the liquid crystalline resin being composed of about 99.5-50 wt % of partially aromatic liquid crystalline polyester resin and about 0.5-50 wt % of wholly aromatic liquid crystalline polyester resin, and the inorganic filler having an average aspect ratio in the range of 3 to 25. Also disclosed is a molded article of liquid crystalline resin obtained by molding from the liquid crystalline resin compound. The resin compound is superior in flowability and the molded article has good mechanical properties, especially balanced rigidity and toughness.

Abstract: The present invention provides methods for producing top anti-reflective coating compositions having a very low level of metal ions, utilizing specially treated ion exchange resins. A method is also provided for producing semiconductor devices using such top anti-reflective coating compositions.

Abstract: Flame retardant polyesters are disclosed comprising esters of tribromoneopentyl alcohol with orthophthalic acid and its halogenated derivatives, particularly tetrabromo-orthophthalic acid an hydride.

Abstract: Disclosed herein is a process for dissolving high melting polymers containing tetrafluoroethylene units at pressures greater than autogenous pressure, using selected halogenated solvents that are often not solvents at autogenous pressure. Also disclosed are the solutions resulting from this process. The solutions are useful for preparing fibers and paper-like webs from these polymers.

Abstract: A thermoplastic polycarbonate molding composition which is rendered resistant to deterioration induced by exposure to gamma radiation is disclosed. The composition is imparted an improved degree of color stability upon the incorporation of a minor amount of a poly(alkylene oxide) oligomer and a halogenated aromatic acid derivative therewith. In addition, the composition is characterized by its low initial color and the small change in its yellowness index after a waiting period of several weeks.

Abstract: A flame-retardant thermotropic polyester composition comprising 100 parts by weight of thermotropic polyester (A) and 0.5 to 60 parts by weight of poly(bromostyrene)(B) having the following structural unit produced from bromostyrene monomer, as the principal structural component thereof, and having a number average molecular weight of 1.times.10.sup.3 to 30.times.10.sup.4 ; ##STR1## has excellent flame retardancy, mechanical properties and heat resistance, and the shaped articles molded from the composition has also superior appearance.

Abstract: A process for treating a mixture of a polymer and a chlorinated organic solvent under heating, characterized by employing an apparatus in which a portion thereof to be brought into contact with the heated mixture is made of an acid resistant inorganic material selected from a group consisting of a metallic composition containing at least 85% of copper, nickel or a mixture thereof, and a ceramic material. Deterioration in color is improved in a process for recovering a polymer dissolved in the chlorinated organic solvent.

Abstract: This invention relates to novel mixtures of brominated diphenyl ethanes, such mixtures containing a predominant amount of hexabromodiphenyl ethane and having an average bromine number, based upon GC area percent, of from about 6.7 to about 7.3. ABS based formulations containing such mixtures and articles made from such formulations are also a part of this invention.

Abstract: Flame retardant PVC compositions incorporate a non-flame retardant primary plasticizer, an effective amount of a polybrominated higher alkylbenzene or mixture thereof, a stabilizer and an enhancing agent.

Abstract: Tetrahalophthalate esters are disclosed herein as flame retardant processing aids for polybutylene terephthalate (PBT) resins.

Abstract: This invention relates to a flame retardant for synthetic fiber substrates and a method of imparting flame resistance to such substrates using the flame retardant. The flame retardant of this invention comprises 75 to 95 weight parts of a hexabromocyclododecane compound having a melting point not less than 195.degree. C. and 25 to 5 weight parts of a hexabromocyclododecane compound having a melting point less than 160.degree. C., which hexabromocyclododecane compounds are available on bromination of trans-trans-cis-cyclododecatriene. This flame retardant imparts excellent flame resistance to synthetic fiber substrates. Moreover, when a synthetic fiber substrate is dyed using a dye bath containing this flame retardant and a dye, the soiling of the substrate and dyeing equipment is kept at the minimum.

Abstract: Disclosed herein are free-standing, pinhole-free, ultrathin polymide films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find particular utility in separatory applications.

Abstract: Disclosed herein are free-standing, pinhole-free, ultrathin, polyphenylene oxide films having thicknesses of about 400 angstroms or less and a process for preparing them. The films find particular utility in separatory applications.

Abstract: Disclosed herein are free-standing, pinhole-free, ultrathin, polyarylate films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find particular utility in separatory applications.

Abstract: This invention relates to a thermoplastic formulation having a first part comprising, (i) a blend of a polyphenylene ether and a polyvinyl aromatic and (ii) a nuclear halogenated polyvinyl aromatic flame retardant, and a second part, in admixture with the first part, comprising a Diels-Alder adduct having the formulaA--R--(A).sub.nwherein n is 0, 1 or 2 and A is a polyhalogenated cycloalkylene or cycloalkyl group and R is as defined herein.

Abstract: Self-extinguishing polymeric compositions comprising by weight:(1) from 49 to 99% of a thermoplastic polymer(2) from 1 to 50% of melamine bromohydrate(3) from 0 to 1% of a promoter of free radicals.

Abstract: Flame retardant MPPE compositions incorporate an effective amount of a polybrominated higher alkylbenzene or mixture thereof as a flame retardant and flow modifier together with an enhancing agent.

Abstract: Flame retardant polyolefin compositions characterized by a stabilized high halogen content which will not migrate to the surface of articles formed therefrom are disclosed. The compositions comprise a polyolefin resin, a halogen flame retardant compound which is high in halogen content and would ordinarily migrate to the surface of articles formed from the composition, and a polyol having at least one fatty acid substituted thereon. The polyol stabilizes the halogen flame retardant compound and prevents migration thereof to the surface of articles formed from the flame retardant composition. A preferred example of the present invention is a flame retardant polyolefin composition comprising a polyethylene resin, decabromodiphenyl oxide, and a glyceride.

Abstract: Disclosed herein are free-standing, pinhole-free, ultrathin, polyphenylene oxide films having thicknesses of about 400 angstroms or less and a process for preparing them. The films find particular utility in separatory applications.

Abstract: Disclosed herein are free-standing, pinhole-free, ultrathin, polyarylate films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find particular utility in separatory applications.

Abstract: Disclosed herein are free-standing, pinhole-free, ultrathin polyimide films having thicknesses of about 400 angstroms or less and a process to prepare them. The films find particular utility in separatory applications.

Abstract: A novel epoxy resin composition is comprised of a mixture of a cyclic epoxide type epoxy resin having an epoxy equivalent of 200 or below and a phenoxy resin having a molecular weight of approximately 30,000, a curing agent, and an inorganic filler. This resin composition is useful in the fabrication of cast insulators to be employed in electric machines.

Abstract: A wax coating composition capable of underwater application to submerged faces consisting of a mixture of from about 3.5% to about 6.0% of a polyethylene homopolymer having a softening point at 85.degree. C. (ASTM E28), a hardness of 90 (ASTM D5), a density of 0.88 g/cc (ASTM D1505), a viscosity of 40 cps at 140.degree. C. (Brookfield), and an acid number of mil mg./kOH gram; of about 27% to about 31% of a mixture of Chlorowaxes selected from the group consisting of Chlorowax 70L, Chlorowax 40, Chlorowax 500, Chlorowax 100, and Indramic 30 Laminating wax; of about 3.5% to about 6.0% USP white mineral oil; of about 18.0% to about 20.0% Nopcocide N96; of about 40.5% to about 42.5% USP petrolatum; and of about 0.6% to about 1.05% Autofast Black 104 in xylene.An application method utilizing the composition.