Patents Represented by Attorney William J. Farrington

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  • Surface coating process
    Patent number: 4670308
    Abstract: A process for coating a substrate with a film comprising an .alpha.,.beta.-ethylenically unsaturated compound, a .beta.,.gamma.-unsaturated ether activator compound, an effective amount of a free radical polymerization initiator, and, optionally, a catalytic amount of metal drier. The components are applied to the substrate and the coated substrate is then placed in an atmosphere substantially free of oxygen until the coating has cured to a substantially tack-free condition.
    Type: Grant
    Filed: April 22, 1986
    Date of Patent: June 2, 1987
    Assignee: Monsanto Company
    Inventor: Jerome W. Knapczyk
  • Polyblends of styrene-maleic anhydride-methyl methacrylate terpolymers, acrylonitrile-butadiene-styrene polymers and polycarbonates
    Patent number: 4663389
    Abstract: Molding compositions are prepared from blends of (A) a styrene-maleic anhydride-methyl methacrylate terpolymer which contains a rubber component; (B) an ABS or MBS polymer; and (C) a polycarbonate.
    Type: Grant
    Filed: November 1, 1985
    Date of Patent: May 5, 1987
    Assignee: Monsanto Company
    Inventors: William J. Jones, Robert A. Mendelson
  • Polyvinyl butyral sheet roughness control
    Patent number: 4654179
    Abstract: Extruded polyvinyl butyral (PVB) sheet roughness is controlled by use of PVB resin lightly cross-linked through stable intermolecular linkages.
    Type: Grant
    Filed: July 2, 1985
    Date of Patent: March 31, 1987
    Assignee: Monsanto Company
    Inventors: George E. Cartier, Peter H. Farmer
  • Melt polymerization process for preparing polyarylates
    Patent number: 4612360
    Abstract: Melt preparation of polyarylate with catalyst system comprising an imidazole.
    Type: Grant
    Filed: October 11, 1985
    Date of Patent: September 16, 1986
    Assignee: Monsanto Company
    Inventor: Morris R. Ort
  • Unfortified liquid paper sizing composition and method of preparation
    Patent number: 4605445
    Abstract: A tall oil rosin paper sizing composition comprising a homogeneous aqueous liquid which is fully miscible with water at 5.degree. C. On a solids basis, the composition contains between about 15% and about 75% by weight of an alkali metal soap of a condensation product of tall oil rosin and an aldehyde, and between about 85% and about 25% by weight urea. Also disclosed are methods for preparation and use of the novel paper sizing composition.
    Type: Grant
    Filed: March 8, 1985
    Date of Patent: August 12, 1986
    Assignee: Monsanto Company
    Inventors: Steven Abell, Thomas L. Peltier
  • Process for forming plasticized polyvinyl butyral interlayers
    Patent number: 4604253
    Abstract: In a polyvinyl butyral (PVB) sheet plasticized with a multiester of an alcohol having 2 to 4 hydroxyl groups and a C.sub.16 to C.sub.20 unsaturated fatty acid having a hydroxyl group attached to the acid molecule, which sheet does not craze polycarbonate or polyacrylate when in contact therewith, the addition of a synergistically effective amount of a monoester of a glycol and such C.sub.16 to C.sub.20 acid improves the low temperature penetration resistance and adhesion properties of such sheet without significant loss in its resistance to stress cracking polycarbonate or polyacrylate in a laminated glass assembly.
    Type: Grant
    Filed: February 27, 1985
    Date of Patent: August 5, 1986
    Assignee: Monsanto Company
    Inventor: I. Luis Gomez
  • Mass polymerization process for ABS polyblends
    Patent number: 4598124
    Abstract: An ABS polymer comprising (A) a graft copolymer formed by graft polymerizing styrene and acrylonitrile monomers onto an initially ungrafted, low gel diene rubber and (B) a copolymer of said grafted monomers in which said graft copolymer is dispersed; said diene rubber comprising 3 to 25% by weight of such polymer with the polymerized acrylonitrile content thereof being 27 to 40% by weight.
    Type: Grant
    Filed: August 29, 1983
    Date of Patent: July 1, 1986
    Assignee: Monsanto Company
    Inventors: Vincent A. Aliberti, Robert L. Kruse, Eduardo M. Valcarce
  • Promotion of .epsilon.-caprolactam block copolymerization
    Patent number: 4596865
    Abstract: A process for polymerizing .epsilon.-caprolactam to form a nylon-6 block copolymer in which a reactant stream containing .epsilon.-caprolactam, and a lactam polymerization initiator is brought into polymerizing admixture with a reactant stream containing .epsilon.-caprolactam and a lactam magnesium halide, wherein sufficient 2-oxo-1-pyrrolidinyl compound is added to the admixture either as 2-pyrrolidinone, 2-oxo-pyrrolidinyl magnesium halide or 2-oxo-1-pyrrolidinyl capped initiator compound to enhance the rate of polymerization of the .epsilon.-caprolactam. The lactam polymerization initiator is a telechelic oligomer or polymer containing a backbone which provides elastomeric segments in the nylon-6 block copolymer, and attached to the backbone are activated initiator groups which initiate the polymerization of .epsilon.-caprolactam in the presence of the lactam magnesium halide.
    Type: Grant
    Filed: December 17, 1984
    Date of Patent: June 24, 1986
    Assignee: Monsanto Company
    Inventors: James D. Gabbert, Ross M. Hedrick
  • Viscosified lactam polymerization initiator solutions
    Patent number: 4595747
    Abstract: Compositions for the preparation of block copolylactams comprising lactam, lactam polymerization initiator and an effective amount of a viscosity enhancing compound selected from the group consisting of the lactamates and .omega.-amino acid salts of barium, calcium and strontium.
    Type: Grant
    Filed: December 17, 1984
    Date of Patent: June 17, 1986
    Assignee: Monsanto Company
    Inventor: James D. Gabbert
  • Promotion of .epsilon.-caprolactam polymerization with lactam magnesium halide catalyst and 2-oxo-1-pyrrolidinyl groups
    Patent number: 4595746
    Abstract: A process for polymerizing .epsilon.-caprolactam to form a nylon-6 polymer in which a reactant stream containing .epsilon.-caprolactam and a lactam polymerization initiator is brought into polymerizing admixture with a reactant stream containing .epsilon.-caprolactam and a lactam magnesium halide, wherein sufficient 2-oxo-1-pyrrolidinyl compound is added to the admixture either as 2-pyrrolidinone, 2-oxo-pyrrolidinyl magnesium halide or 2-oxo-1-pyrrolidinyl capped initiator compound to enhance the rate of polymerization of the .epsilon.-caprolactam.
    Type: Grant
    Filed: December 17, 1984
    Date of Patent: June 17, 1986
    Assignee: Monsanto Company
    Inventors: James D. Gabbert, Ross M. Hedrick
  • Acid halide functional materials
    Patent number: 4590244
    Abstract: A composition containing acid halide functional materials, which are useful in the preparation of nylon block polymers, selected from the group consisting of: ##STR1## wherein, X is a halogen;a is an integer equal to 1, 2 or 3;b is an integer equal to 2 or more;R is a di- or a poly-valent group selected from hydrocarbon groups and hydrocarbon groups containing ether linkages;Z is a segment of: (1) a polyether; (2) a polyester containing polyether polyester hydrocarbon segments, (3) a hydrocarbon; (4) a polysiloxane; or (5) combinations thereof.
    Type: Grant
    Filed: February 18, 1983
    Date of Patent: May 20, 1986
    Assignee: Monsanto Company
    Inventors: James D. Gabbert, Albert Y. Garner, Ross M. Hedrick
  • Surface coating process
    Patent number: 4590101
    Abstract: A process for coating a substrate with a film of cured polymer in which a mixture of a poly (.alpha., .beta.-ethylenically unsaturated) oligomer, a polyallyloxy activator compound containing an effective amount of a free radical polymerization initiator and a catalytic amount of metal drier is prepared, the admixture is applied to the substrate in an air or oxygen rich atmosphere and the coated substrate is then placed in an atmosphere substantially free of oxygen until the coating has cured to a substantially tack-free condition.
    Type: Grant
    Filed: July 19, 1985
    Date of Patent: May 20, 1986
    Assignee: Monsanto Company
    Inventor: Jerome W. Knapczyk
  • Process for the preparation of nylon block polymers
    Patent number: 4590243
    Abstract: A process for preparing a nylon block polymer which comprises bringing into reactive contact lactam monomer, basic lactam polymerization catalyst and a composition containing one or more acyllactam functional materials selected from the group consisting of: ##STR1## wherein, Q is ##STR2## with Y=C.sub.3 -C.sub.11 alkylene; a is an integer equal to 1, 2 or 3;b is an integer equal to 2 or more;R is a di- or a poly- valent group selected from hydrocarbon groups and hydrocarbon groups containing ether linkages;Z is a segment of: (1) a polyether or polymeric hydrocarbon; (2) a polyester containing polyether segments (3) a hydrocarbon; (4) a polysiloxane; or (5) combinations thereof.
    Type: Grant
    Filed: February 18, 1983
    Date of Patent: May 20, 1986
    Assignee: Monsanto Company
    Inventors: James D. Gabbert, Albert Y. Garner, Ross M. Hedrick
  • Composition for use in preparing nylon block copolymer
    Patent number: 4587305
    Abstract: Composition for use in preparing a nylon-6 block copolymer in which a solution comprising an acyl-lactam, epsilon-caprolactam and magnesium chloride is brought into reactive admixture with a solution of magnesium dilactam in epsilon-caprolactam. The acyl-lactam magnesium chloride solution is prepared by reaction of an acid halide functional material and magnesium dilactam.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: May 6, 1986
    Assignee: Monsanto Company
    Inventors: Albert Y. Garner, James D. Gabbert, Ross M. Hedrick
  • Tough thermoplastic nylon compositions
    Patent number: 4584344
    Abstract: Tough multi-phase thermoplastic compositions consisting essentially of 55 to 99 parts by weight of a polyamide matrix and 1 to 45 parts by weight of a multiphase polymer comprising 50 to 90 parts by weight of a crosslinked elastomer core and 10 to 50 parts by weight of a rigid polymer shell comprising from about 1 to about 25 parts by weight of an interpolymerized ethylenically unsaturated carboxylic acid monomer, from about 20 to about 80 parts by weight of interpolymerized styrene, from about 0 to about 79 parts by weight of an interpolymerized C.sub.1 to C.sub.8 alkyl acrylate or methacrylate and from about 0 to about 45 parts by weight of an interpolymerized acrylonitrile. The toughened compositions are useful for making molded and extruded parts possessing impact resistance and ductility.
    Type: Grant
    Filed: October 26, 1981
    Date of Patent: April 22, 1986
    Assignee: Monsanto Company
    Inventor: Massimo Baer
  • Polyglycidamide coating compositions
    Patent number: 4582894
    Abstract: A class of epoxy compounds, (i.e. polyglycidamides) are blended with polyamines and other epoxy reactive oligomers to provide crosslinkable coating systems. When the systems are cured they are tough and abrasion resistant, possess solvent, chemical and water resistance and UV stability.
    Type: Grant
    Filed: May 2, 1984
    Date of Patent: April 15, 1986
    Assignee: Monsanto Company
    Inventor: William F. Pfohl
  • Acyllactam functional materials
    Patent number: 4581419
    Abstract: A composition containing acyllactam functional materials, which are useful in the preparation of nylon block polymers, selected from the group consisting of: ##STR1## wherein, Q is ##STR2## with Y=C.sub.3 -C.sub.11 alkylene; a is an integer equal to 1, 2 or 3;b is an integer equal to 2 or more;R is a di- or a poly- valent group selected from hydrocarbon groups and hydrocarbon groups containing ether linkages;Z is a segment of: (1) a polyether; (2) a polyester containing polyether or polymeric hydrocarbon segments; (3) a hydrocarbon; (4) a polysiloxane; or (5) combinations thereof.
    Type: Grant
    Filed: February 18, 1983
    Date of Patent: April 8, 1986
    Assignee: Monsanto Company
    Inventors: James D. Gabbert, Albert Y. Garner, Ross M. Hedrick
  • Hot melt adhesive compositions
    Patent number: 4581410
    Abstract: Crystallizable hot melt adhesive compositions comprising block copolyesteramides and alkali metal salts of carboxy polymers. The block copolyesteramides comprise hard or crystalline polyester blocks and soft or amorphous polyamide blocks in the weight ratio of 2:3 to 4:1. The alkali metal salts are salts of copolymers of C.sub.1 to C.sub.4 aliphatic olefins and acrylic or methacrylic acid or salts of copolymers of aromatic olefins and maleic anhydride and provide a concentration of alkali metal cation in the range of 0.1 to 15 meq per 100 parts by weight of copolyesteramide. The hot melt adhesive compositions are useful for bonding plastic parts to form plastic structures which are relatively free of bond line distortion.
    Type: Grant
    Filed: January 9, 1984
    Date of Patent: April 8, 1986
    Assignee: Monsanto Company
    Inventors: Donald D. Donermeyer, Joseph G. Martins, deceased, Joseph C. Martins, executor
  • Polyblends of polyphenylene oxide and styrene-acrylonitrile polymers having broad acrylonitrile compositional distribution
    Patent number: 4578423
    Abstract: Polyblends comprising about 10 to about 90% by weight of polyphenylene oxide and about 90 to about 10% of SAN or ABS polymer comprising 8 to 17 average % by weight acrylonitrile in which the acrylonitrile compositional distribution in the SAN or ABS polymer is broad in that the standard deviation of the weight % AN about the mean value is at least about 3.5%.
    Type: Grant
    Filed: December 12, 1983
    Date of Patent: March 25, 1986
    Assignee: Monsanto Company
    Inventors: Gary L. Deets, Quirino A. Trementozzi
  • Polyvinyl butyral sheet roughness control
    Patent number: 4575540
    Abstract: Extruded polyvinyl butyral (PVB) sheet roughness is controlled by use of PVB resin lightly cross-linked through intermolecular linkages developed through use of the hydrated form of formaldehyde.
    Type: Grant
    Filed: December 21, 1984
    Date of Patent: March 11, 1986
    Assignee: Monsanto Company
    Inventor: George E. Cartier