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| Number | Title | Issue Date |
| 4518803 | Process for the preparation of p-nitrosodiphenylamine A process is disclosed for the preparation of p-nitrosodiphenylamine hydrochloride comprising reacting diphenylamine, C5 -C10 alkyl nitrite and anhydrous HCl in the presence of a C5 -C10 aliphatic alcohol and es... | 05/21/1985 |
| 4482650 | Blowing agent compositions A blowing agent composition is provided comprising an azodicarbonamid; zinc oxide, zinc carbonate or a zinc salt of C1 -C4 organic acid; and an aromatic sulfinic acid or a metal salt of an aromatic sulfinic acid. For each hundred par... | 11/13/1984 |
| 4481216 | Control of corn rootworm by application of N-methyl 2-(1-methylethyl)phenylcarbamate A method is disclosed for combating the soil insect, corn rootworm which comprises contacting the corn rootworm with an effective amount of N-methyl 2-(1-methylethyl)phenylcarbamate.... | 11/06/1984 |
| 4480062 | Elastomeric composition A composition, extrudable or calenderable into a membrane, comprising 100 parts by weight of a neutralized sulfonated elastomeric polymer, 40 to 250 parts of a non-polar process oil, 5 to 50 parts of a preferential plasticizer selected from the group cons... | 10/30/1984 |
| 4479008 | Preparation of p-nitrosodiphenylamine A process for preparing p-nitrosodiphenylamine hydrochloride is provided from N-nitrosodiphenylamine and hydrogen chloride. The product is prepared in the absence of an aromatic solvent and using a solvent consisting essentially of aliphatic C5... | 10/23/1984 |
| 4477611 | Reinforced rubber composition containing ground coal A reinforced rubber composition is provided comprising a mixture of (a) a sulfur vulcanizable rubber and (b) ground coal having an average mesh size of 25 or more and which produces an aqueous slurry with a pH of less than 7.0, and wherein a metallic rein... | 10/16/1984 |
| 4476283 | Graft copolymerization process Mass graft copolymerization carried out in an extrusion passageway having a sealing zone to prevent back flow of grafting material introduced to the extrusion passageway downstream of the sealing zone.... | 10/09/1984 |
| 4472536 | Blowing agent compositions A blowing agent composition is provided comprising an azodicarbonamid; zinc oxide, zinc carbonate or a zinc salt of C1 -C4 organic acid; and an aromatic sulfinic acid or a metal salt of an aromatic sulfinic acid. For each hundred par... | 09/18/1984 |
| 4472389 | Substituted pyrimidinyl organophosphorus insecticides An organophosphorus compound of the formula ##STR1## where R and R1 together form a 1,3-butadien-1,4-diyl group optionally substituted with a chloro group, or R and R1 together form a 1,2-ethenediylthio group wherein sulfur is a... | 09/18/1984 |
| 4471092 | Impact resistant polymer with improved flow characteristics An olefin copolymer rubber graft composition having a viscoelastic performance index of not greater than 100 as defined by the expression where DS is the die swell of the composition, MV is the melt viscosity of the composition and i.v. is the intrinsic viscos... | 09/11/1984 |
| 4469910 | Method for the oligomerization of alpha-olefins A process is provided for oligomerizing alpha-olefins comprising contacting in a reaction zone under reaction conditions: (a) alpha-olefins having at least three carbon atoms; (b) an aluminum compound having the formula R3 Al, wherein R is an h... | 09/04/1984 |
| 4469609 | Stabilizer systems useful in lubricating oils and method for stabilizing lubricating oils The invention comprises a novel stabilizing system useful for imparting resistance to oxidative breakdown comprising: (1) a metal deactivator azine of the formula: ##STR1## where: R1 and R2 can be hydrogen, alkyl with 1-12 carbon at... | 09/04/1984 |
| 4464502 | Low smoke plasticized polyvinyl chloride The addition of 2-30 parts of zinc oxide to plasticized polyvinyl halide compositions results in reduced smoke generation under burning conditions. Optionally calcium carbonate or magnesium oxide is incorporated as a synergistic filler.... | 08/07/1984 |
| 4464496 | Non-yellowing polymer composition A non-yellowing antioxidant-UV stabilizer combination especially useful in AES polymers comprising (A) at least one antioxidant selected from the group consisting of: (i) a thiodialkylene bis-(3,5-dialkyl-4-hydroxy) hydrocinnamate antioxidant; (ii) An N,N'-alk... | 08/07/1984 |
| 4462927 | Blowing agent composition containing zinc formate and metal salt activator A blowing agent composition is provided comprising: (a) zinc formate, and (b) a compound having the formula Mm X, wherein M is sodium or potassium; X is chlorine, bromine, iodine, CO3, HCO3, SO4, SO3, S | 07/31/1984 |
| 4462691 | Mixer/extruder having selectively variable shearing action therein An extruder, including a rotor and a barrel, having mixing or working zones therein in which the material being mixed or worked is transferred layer by layer from upstream grooves in the rotor to input grooves in the barrel, and from output grooves in the... | 07/31/1984 |
| 4461875 | Roof sheeting and flashing elastomeric composition A composition comprising 100 parts of an elastomer selected from the group consisting of EPDM, butyl rubber and a EPDM-butyl rubber mixture; 0.1 to 3.0 parts of a compound having the structural formula [(CH2)n NCS]2 S... | 07/24/1984 |
| 4456470 | Herbicidal 2-(alpha-chloromethylsulfonyl) pyridine-1-oxides Selective herbicidal 2-(alpha-chloromethylsulfonyl) pyridine-1-oxides, e.g., 2-(alpha-phenyl-alpha-chloromethylsulfonyl) pyridine-1-oxide controls weed grasses without injury to such crops as cucumber.... | 06/26/1984 |
| 4454362 | Process for producing pentachloronitrobenzene Disclosed is a process for producing pentachloronitrobenzene (PCNB) by the reaction of pentachlorothiophenol with nitric acid in the presence of sulfuric acid or oleum.... | 06/12/1984 |
| 4451575 | Activators for Ziegler type polymerization catalysts using bis(trichloromethyl) sulfone A catalyst composition is provided with an activator in combination with a primary catalyst system. The primary catalyst system is a vanadium compound and an organometallic compound of the formula RMgX, LiAlr4, or RA Al2 X... | 05/29/1984 |
| 4448934 | Blends of ionic elastomers and nylon Blends of nylon and an elastomer containing neutralized sulfonated ethylene propylene diene rubbers (EPDM) and a preferential plasticizer and a process for the preparation thereof. The blend preferably comprises from 5 to 60 wt. % of the elastomer and for... | 05/15/1984 |
| 4444841 | Extruded AES film An extruded AES film in which the AES contains 15-30% rubber having a thickness of 1 to 10 mils, and a laminate of such film to another material, such as a metallic or cellulosic base.... | 04/24/1984 |
| 4444840 | Calendered AES film Calendered AES film containing 25-40% rubber; usually pigmented.... | 04/24/1984 |
| 4444679 | Blowing agent compositions A blowing agent composition is provided comprising an azodicarbonamid; zinc oxide, zinc carbonate or a zinc salt of C1 -C4 organic acid; and an aromatic sulfinic acid or a metal salt of an aromatic sulfinic acid. For each hundred par... | 04/24/1984 |
| 4440825 | Laminate with skin based on AES graft copolymer A laminate having at least two layers, one of which comprises an AES graft copolymer composition, the other layer being a rigid foamed plastic.... | 04/03/1984 |
| 4438271 | 2-Ethylsulfonyl pyridine 1-oxide derivatives Superior herbicidal compounds are provided having the formula: ##STR1## wherein X and X' are the same or different and are selected from the group consisting of chloro and fluoro.... | 03/20/1984 |
| 4438223 | Blowing agent composition containing zinc formate and metal salt activator A blowing agent composition is provided comprising: (a) zinc formate, and (b) a compound having the formula Mm X, wherein M is sodium or potassium; X is chlorine, bromine, iodine, CO3, HCO3, SO4, SO3, S | 03/20/1984 |
| 4438171 | Coextruded product of AES-thermoplastic graft copolymer Laminate comprising AES of the dicyclopentadiene type coextruded onto a thermoplastic resin layer such as ABS.... | 03/20/1984 |
| 4431841 | Process for making diarylamines An improved process for preparing diarylamines from alicyclic ketones, a primary aromatic amine, and a hydrogen acceptor, in the presence of a platinum metal catalyst and an acid promoter.... | 02/14/1984 |
| 4420326 | Synergistic herbicidal composition A herbicidal composition comprising (I) 2-[1-(2,5-dimethylphenyl)ethyl sulfonyl]pyridine N-oxide and (II) 4-amino-6-tertiary butyl-3-(methylthio)1,2,4-triazin-5(4H)one, useful for control of grasses and broadleaf weeds.... | 12/13/1983 |
| 4416649 | Reduced noise positive drive power transmission system In a positive drive power transmission system composed of a toothed belt and two or more pulleys, operating noise resulting from the impact of the belt and the pulleys is dramatically reduced by having surface discontinuities on either the belt or on the ... | 11/22/1983 |
| 4407333 | Belting fabric A belting fabric having enhanced longitudinal and transverse rigidity includes closely adjacent, substantially uncrimped, warp cords in upper and lower planar arrays, and substantially uncrimped weft cords in upper, lower and middle planar arrays alternat... | 10/04/1983 |
| 4403979 | Pulley for positive drive systems A pulley configuration which increases the contact area between the pulley tooth tips and the land area of the belt teeth. The increased contact area reduces land area wear between belt teeth. The pulley tooth tip has a longitudinal cross-sectional contou... | 09/13/1983 |
| 4402858 | Hydrolytically stable antioxidant composition Stabilizing composition comprising (I) a phosphite P(OR)3 and (II) an organic metal salt M(OOCR1)n, the P/M molar ratio being from 78/1 to 900/1.... | 09/06/1983 |
| 4401771 | Method for preparing polyester foam using cobalt/potassium promotors A foamable and simultaneously curable polyester composition is provided. The composition consists essentially of the following (all being in parts by weight): (a) 100 parts liquid unsaturated polyester resin, (b) 0.5 to 10 parts monosubstituted sulfonyl hydraz... | 08/30/1983 |
| 4397965 | Expandable and curable polyester resin composition and method for making same An expandable and curable polyester composition comprising a mixture of a liquid, ethylenically unsaturated polyester resin composition; a peroxide; an organometallic promotor; and a dialkyl or trialkyl hydrazine is disclosed. In addition, a method for fo... | 08/09/1983 |
| 4397987 | Nitrile rubber/EPDM graft blends Oil resistant, ozone resistant polymer blends are prepared by blending an Acrylonitrile/Butadiene polymer with an EPDM polymer which has had grafted onto it a polymer prepared by polymerizing onto the backbone a methacrylate monomer. The preferred EPDM gr... | 08/09/1983 |
| 4395551 | Pyridopyrimidinone compounds A compound of the formula ##STR1## wherein R and R1 together form a 1,3-butadien-1,4-diyl group optionally substituted with a methyl or chloro group and R2 is halogen is disclosed. The compound is useful as an intermediate in th... | 07/26/1983 |
| 4394155 | Substituted pyridine 1-oxide herbicides Compounds of the following formula are effective as premergence herbicides: ##STR1## wherein R and R1 may be the same or different and are C1 to C4 alkyl, C1 to C4 alkoxy, phenyl or halogen, provided ... | 07/19/1983 |
| 4394461 | Azocarboxylate blowing agent A foamable polyester resin composition is provided and a method for making the same. The composition comprises (a) a liquid unsaturated polyester resin, (b) an azocarboxylate, (c) an organic peroxide or hydroperoxide, (d) a proton donor, (e) a metal promo... | 07/19/1983 |
