Patents Assigned to Uniroyal Chemical Company, Inc.
  • Insecticidal dihydrooxadiazine compounds
    Patent number: 6197766
    Abstract: Insecticidal dihydrooxadiazine compounds having the formula: wherein X is O, N or S; R is a substituted or unsubstituted phenyl or C4-C5 heterocyclic group; R2, R3, R4, and R5 are one of the following: a) R2, R3, and R4 are, independently, hydrogen, alkyl, alkoxy, or furanyl; and R5 is nitro, cyano, alkyl, dialkylamino, alkylthio, alkoxy, haloalkoxy, phenoxy, phenylthio, or alkoxycarbonyl, wherein R3 and R5 together can form a ring; or b) R3, R4, and R5 are hydrogen; and R2 is alkylthio, alkylsulfinyl, alkylsulfonyl, nitroalkoxy, hydroxy, dialkoxyphosphinyl, cyano, acyloxy, alkoxy, haloalkoxy, cycloalkyl, or alkenyl; or R2 is a substituted or unsubstituted phenyl, phenylthio, phenylsulfinyl, phenylsulfonyl, pyrazolyl, furanyl, thienyl, phenylalkoxy, or benzoyloxy; and R6 is hydrogen, alkyl, alkylthio, alkoxyalkyl, acyl, benzyl, or alkoxycarbonyl.
    Type: Grant
    Filed: January 11, 1999
    Date of Patent: March 6, 2001
    Assignees: Uniroyal Chemical Company, Inc. and Uniroyal Chemical Co., Uniroyal Chemical Cie.
    Inventors: Sheldon Bernard Park, Anupama Mishra, Mark Achiel Dekeyser, Paul Thomas McDonald
  • Imidazole thione additives for lubricants
    Patent number: 6187722
    Abstract: Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one imidazole thione compound of the formula: wherein R1, R2, R3, and R4 are independently selected from the group consisting of alkyl, functionalized alkyl, and hydrogen.
    Type: Grant
    Filed: July 22, 1999
    Date of Patent: February 13, 2001
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Robert G. Rowland, Cyril A. Migdal
  • Process for making N-alkyl bis(thiazolyl)sulfenimides
    Patent number: 6180795
    Abstract: There is disclosed a process for the preparation of sulfenimides comprising: mixing, in a hydrocarbon solvent, a sulfenamide of the formula with an aldehyde of the formula R4CHO where X is a sulfur atom, a —C═N— group, or a —C═C— group, R1 and R2 are independently selected from the group consisting of hydrogen, alkyl, and aryl or may be joined to form a saturated or unsaturated ring or aromatic ring, R3 is alkyl or cycloalkyl, and R4 is a hydrocarbon radical wherein the carbon bearing the aldehyde function is bonded only to other carbon atoms, a substituted or unsubstituted aryl ring, or a heteroaromatic ring; and heating the mixture at a temperature and for a period of time sufficient to convert the sulfenamide to the sulfenimide.
    Type: Grant
    Filed: July 30, 1999
    Date of Patent: January 30, 2001
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Joseph F. Stieber, Franklin H. Barrows
  • Pesticidal thiadiazine compounds
    Patent number: 6180126
    Abstract: Insecticidal and miticidal compounds of the formula wherein R is hydrogen, halogen, nitro, C1-C8 alkyl, C1-C8 alkoxyl, or C1-C6 haloalkyl, compositions comprising these compounds, and methods for their use.
    Type: Grant
    Filed: January 12, 1999
    Date of Patent: January 30, 2001
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Co./Uniroyal Chemical CIE.
    Inventors: Mark Achiel Dekeyser, Paul Thomas McDonald
  • Clear, resilient polyurethane elastomers
    Patent number: 6174984
    Abstract: A polyurethane elastomer is disclosed that comprises the reaction product of: A) a prepolymer of at least one diisocyanate and at least one polyether polyol selected from the group consisting of a homopolymer of ethylene oxide, a homopolymer of propylene oxide, and a copolymer of ethylene oxide and propylene oxide, wherein free diisocyanate has been reduced to a level of less than 1% of the prepolymer; B) at least one alkylated8 aromatic diamine in a quantity sufficient to react with about 50% to about 105% of the available isocyanate content in the prepolymer; and C) at least one catalyst in a quantity sufficient to reduce the pot life to no more than two minutes; whereby said elastomer possesses high resilience and clarity and can be processed safely and at low cost.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: January 16, 2001
    Assignee: Uniroyal Chemical Company, Inc.
    Inventor: Thomas H. Peter
  • Skip car liner
    Patent number: 6174013
    Abstract: A skip car liner comprises a resilient elastomeric barrier which includes a backing ply adapted to hang within a skip car receptacle adjacent an inner surface of a wall of the receptacle. A plurality of parallel vertically spaced apart ribs integrally formed on the barrier project downwardly and inwardly from the inner surface of the backing ply and extend along the entire length of the ply. The ribs terminate at free ends disposed within a common plane parallel to and spaced from the inner surface of the backing ply. A horizontally spaced apart series of slits formed in each rib extend from the backing ply through the rib to and through its free end. The slits divide each rib into a plurality of discrete rib sections, each rib section being supported on the backing ply for independent deflection relative to the backing ply.
    Type: Grant
    Filed: November 12, 1999
    Date of Patent: January 16, 2001
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Peter R. Nicholl, Richard L. Palinkas
  • Rubber compounding formulation and method
    Patent number: 6171517
    Abstract: This disclosure is directed to an antioxidant compound which reduces the rate at which insoluble sulfur converts to a migratable form of sulfur in an unvulcanized compound.
    Type: Grant
    Filed: February 3, 1994
    Date of Patent: January 9, 2001
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Robert Joseph Cornell, Darilyn Helen Roberts, William Robert True
  • Process for the preparation and uses of derivatives of esters of .alpha.-methylene-.beta.-hydroxy acids
    Patent number: 6147251
    Abstract: A process for the preparation of derivatives of halo-but-2-enoic acids and esters high in 2-ene content, several of which are novel. The esters and their derivatives are useful as promoters for the polymerization of ethylene or the copolymerization of ethylene with .alpha.-olefins and, optionally, nonconjugated polyenes. The promoters can also be combined with transition metal compounds, e.g., vanadium, to form combination promoter-catalyst compounds.
    Type: Grant
    Filed: November 6, 1998
    Date of Patent: November 14, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Xu Wu Feng, Walter Nudenberg
  • Metallocene catalyst composition and process for activating a metallocene procatalyst
    Patent number: 6147025
    Abstract: A metallocene catalyst is provided which comprises the product obtained by combining (a) a metallocene procatalyst, preferably one containing a bridging group possessing at least two bulky groups, and (b) a cation-generating cocatalyst. A process for activating a metallocene procatalyst is also provided which comprises combining the metallocene procatalyst with the components of a cation-generating cocatalyst.
    Type: Grant
    Filed: December 15, 1997
    Date of Patent: November 14, 2000
    Assignee: Uniroyal Chemical Company, Inc,
    Inventors: Daniel J. Gillis, Richard Karpeles
  • N-arylmethylthioanilide compounds useful for the inhibition of the replication of HIV
    Patent number: 6143780
    Abstract: Compounds of the formula ##STR1## wherein A and X are independently oxygen or sulphur;R.sup.6 is H, halogen, alkyl, alkoxy, alkylthio, cyano, or nitro;Y is --CH.sub.2 O--, --OCH.sub.2 --, --CH.sub.2 S--, or --CH.sub.2 SO.sub.2 --;Q is a substituted or unsubstituted phenyl or aromatic heterocyclic group:useful for the inhibition of the replication of HIV-1, in vitro and in vivo.
    Type: Grant
    Filed: September 17, 1999
    Date of Patent: November 7, 2000
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Co./CIE.
    Inventors: Walter Gerhard Brouwer, Ewa Maria Osika
  • Process for producing polyolefin elastomer employing a metallocene catalyst
    Patent number: 6136744
    Abstract: A cation-generating cocatalyst is provided for activating a metallocene procatalyst. The cocatalyst comprises (1) a metal- and/or metalloid-containing first component, e.g., an aluminum compound, (2) a neutral metal- and/or metalloid-containing second component, e.g., a borane compound, and (3) an anionic metal- and/or metalloid-containing third component, e.g., a metal containing borate.
    Type: Grant
    Filed: December 15, 1997
    Date of Patent: October 24, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Daniel J. Gillis, Richard Karpeles
  • Test method for evaluating insoluble polymer growth
    Patent number: 6136951
    Abstract: A method for evaluating the polymer growth inhibition ability of a compound or compounds is disclosed wherein the method comprises:A) weighing a dry seed of insoluble polymer capable of growing via a living polymerization mechanism;B) subjecting the seed of insoluble polymer to conditions capable of causing a living polymer to grow via a living polymerization mechanism;C) drying the seed; andD) weighing the seed a second time to determine any increase in weight;wherein the polymer growth inhibition ability of the compound or compounds is inversely proportional to any increase found in weight of the seed.
    Type: Grant
    Filed: August 16, 1999
    Date of Patent: October 24, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Brigitte Benage, Brendan J. Geelan, Gerald J. Abruscato
  • Dithiocarbamyl derivatives useful as lubricant additives
    Patent number: 6117826
    Abstract: Dithiocarbamyl derivatives, useful as multifunctional additives for lubricating oils, of the formula ##STR1## wherein Q is ##STR2## R.sup.1 and R.sup.2 are each independently C.sub.1 -C.sub.30 n-alkyl, C.sub.3 -C.sub.30 branched alkyl, C.sub.3 -C.sub.12 cycloalkyl, C.sub.5 -C.sub.12 aryl, or C.sub.6 -C.sub.12 alkylaryl; R.sup.3 is C.sub.1 -C.sub.20 alkylene; R.sup.4 is --R.sup.3 --C(O)--O--; R.sup.5 and R.sup.6 are each independently hydrogen, C.sub.1 -C.sub.30 n-alkyl, C.sub.3 -C.sub.30 branched alkyl, C.sub.3 -C.sub.12 cycloalkyl, C.sub.5 -C.sub.12 aryl, or C.sub.6 -C.sub.12 alkylaryl; R.sup.7 is C.sub.1 -C.sub.20 alkylene, optionally substituted with --OR.sup.5 or --COOH; R.sup.8 is --R.sup.3 --C(O)--NR.sup.5 --; n is 0, 1, 2 or 3; and y is 0, 1, 2, or 3.
    Type: Grant
    Filed: September 8, 1998
    Date of Patent: September 12, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: John Robert Baranski, Cyril Andrew Migdal
  • Process for the preparation of alkanediol-diaminobenzoates
    Patent number: 6111129
    Abstract: A process is disclosed for the direct preparation of alkanediol-diaminobenzoates comprising transesterifying an alkyl-p-aminobenzoate with a diol in the presence of a transesterification catalyst.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: August 29, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Franklin H. Barrows, Vincent J. Gajewski
  • Oil-soluble molybdenum multifunctional friction modifier additives for lubricant compositions
    Patent number: 6103674
    Abstract: A lubricating oil additive is disclosed that comprises the reaction product of:(a) an unsaturated or saturated ester or acid,(b) a diamine of the formula: ##STR1## (c) carbon disulfide, and (d) a molybdenum compound,wherein R.sub.8 is an alkyl group of 1 to 40 carbon atoms, R.sub.9 and R.sub.10 are independently selected aliphatic or aromatic moieties, W is oxygen, sulfur, or --CH.sub.2 --. The additive imparts friction modification and beneficial antiwear, extreme pressure, and oxidation stability properties to the lubricating oil.
    Type: Grant
    Filed: March 15, 1999
    Date of Patent: August 15, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Theodore E. Nalesnik, Cyril A. Migdal
  • Phenolic amides and their use as stabilizers
    Patent number: 6103776
    Abstract: Phenolic amides, useful as stabilizers for organic materials such as polyols and polyurethanes, possess the general formula ##STR1## wherein n is 0 to 3, R.sub.1 is alkyl of from 1 to about 6 carbon atoms, R.sub.2 is hydrogen or alkyl of from 1 to about 6 carbon atoms, R.sub.3 is hydrogen or hydrocarbyl of up to about 20 carbon atoms, optionally containing one or more heterocyclic groups, R.sub.4 is hydrocarbyl of up to about 20 carbon atoms, optionally containing one or more heterocyclic groups, or R.sub.3 and R.sub.4 together with the nitrogen atom to which they are bonded are joined together to form a heterocyclic group, optionally containing one or more additional heterocyclic atoms.
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: August 15, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Robert G. Rowland, John R. Baranski
  • Composition for encapsulating signal transmission devices
    Patent number: 6101308
    Abstract: A signal transmission device comprising an encapsulated segment produced by a method which comprises contacting the segment of the signal transmission device with an effective amount of a room-temperature curable composition comprising:(1) a hydroxy-functional compound having a molecular weight of greater than 500 and a hydroxy functionality of 2 or more;(2) an epoxy-functional compound having an epoxy functionality of 2 or more; and(3) a curative catalyst, in an amount effective to crosslink the epoxy and hydroxy components of the respective epoxy-functional and hydroxy-functional compounds.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: August 8, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: William Davis Sigworth, Thomas Harald Peter
  • 4-hydroxybiphenyl hydrazide derivatives
    Patent number: 6093843
    Abstract: Compounds having the formula: ##STR1## wherein R is hydrogen or CO.sub.2 CH(CH.sub.3).sub.2, useful as intermediates in the preparation of the miticide bifenazate, methods for their preparation, and methods for the preparation of bifenazate.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: July 25, 2000
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Co./CIE.
    Inventors: Gaik-Lean Chee, Sheldon Bernard Park, Mark Archiel Dekeyser
  • Pesticidal hetero-substituted oxadiazine compounds
    Patent number: 6083942
    Abstract: Pesticidal substituted oxadiazines having the formula: ##STR1## wherein R is a substituted or unsubstituted heterocyclic group, pesticidal compositions containing these oxadiazines, and methods for their use.
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: July 4, 2000
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Co.
    Inventors: Mark Achiel Dekeyser, Paul Thomas McDonald
  • Lubricants containing ashless antiwear-dispersant additive having viscosity index improver credit
    Patent number: RE37105
    Abstract: A graft copolymer is disclosed. The copolymer is prepared by the interpolymerization of a mixture of monomers comprising ethylene, a C3 to C12 alpha monoolefin, and a polyene being a member selected from the group consisting of non-conjugated dienes and trienes. Grafted to the copolymer is a 2-mercapto-1,3,4-thiadiazole moiety. Lubricating oil additives and lubricating oils comprising the graft copolymer are also disclosed.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: March 20, 2001
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: John R. Baranski, Cyril A. Migdal