Patents Represented by Attorney J. G. Carter

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  • Cyanate-containing polymers
    Patent number: 4477629
    Abstract: New compositions of matter are disclosed which comprise (1) a cyanate-containing polymer or mixture thereof and optionally (2) a polycyanate or mixture thereof and/or (3) an epoxy resin. These compositions are thermosettable upon heating in the presence of suitable curing agents or catalysts.
    Type: Grant
    Filed: July 27, 1983
    Date of Patent: October 16, 1984
    Assignee: The Dow Chemical Company
    Inventor: Robert E. Hefner, Jr.
  • Piperazinoethyl ureas
    Patent number: 4477646
    Abstract: Novel piperazinoethyl ureas are prepared by reacting an aminoethyl piperazine with urea and recovering the monosubstituted urea product. These products are useful as curing agents for epoxy resins.
    Type: Grant
    Filed: August 24, 1983
    Date of Patent: October 16, 1984
    Assignee: The Dow Chemical Company
    Inventor: Jimmy Myers
  • Phosphoramide epoxy resins
    Patent number: 4474943
    Abstract: Epoxy resins are disclosed which are the dehydrohalogenated reaction products of an epihalohydrin and a phosphoramide.
    Type: Grant
    Filed: July 25, 1983
    Date of Patent: October 2, 1984
    Assignee: The Dow Chemical Company
    Inventor: James L. Bertram
  • Method for reducing block of ethylene interpolymers containing --COOH groups
    Patent number: 4463123
    Abstract: The blocking characteristics of ethylene interpolymers containing --COOH groups are reduced by treating such polymers with a solution of an inorganic compound of a Group I-A metal such as trisodium phosphate and an organic compound of a Group I-A metal such as sodium acetate or a combination thereof.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: July 31, 1984
    Assignee: The Dow Chemical Company
    Inventors: David P. Flores, James A. Allen
  • Method for reducing block of ethylene interpolymers containing --COOH groups
    Patent number: 4463122
    Abstract: The blocking characteristics of ethylene interpolymers containing --COOH groups are reduced by treating such polymers with a solution of an inorganic compound of a Group I-A metal such as trisodium phosphate and an organic compound of a Group I-A metal such as sodium acetate or a combination thereof.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: July 31, 1984
    Assignee: The Dow Chemical Company
    Inventors: David P. Flores, James A. Allen
  • Method for reducing block of ethylene interpolymers containing --COOH groups
    Patent number: 4463124
    Abstract: The blocking characteristics of ethylene interpolymers containing --COOH groups are reduced by treating such polymers with a solution of an inorganic compound of a Group I-A metal such as trisodium phosphate and an organic compound of a Group I-A metal such as sodium acetate or a combination thereof.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: July 31, 1984
    Assignee: The Dow Chemical Company
    Inventors: David P. Flores, James A. Allen
  • Method for reducing block of ethylene interpolymers containing --COOH groups
    Patent number: 4461864
    Abstract: The blocking characteristics of ethylene interpolymers containing --COOH groups are reduced by treating such polymers with a solution of an inorganic compound of a Group I-A metal such as trisodium phosphate and an organic compound of a Group I-A metal such as sodium acetate or a combination thereof.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: July 24, 1984
    Assignee: The Dow Chemical Company
    Inventors: David P. Flores, James A. Allen
  • Aqueous hydraulic cement slurry
    Patent number: 4461856
    Abstract: An aqueous hydraulic cement slurry is disclosed which comprises water, a hydraulic cement, a surfactant and, as a fluid loss additive, epihalohydrin derivatives of polyalkylenepolyamines.
    Type: Grant
    Filed: November 3, 1983
    Date of Patent: July 24, 1984
    Assignee: The Dow Chemical Company
    Inventors: Stephen B. Willis, Pamela J. Boyce
  • Method for injection molding polyurethane using internal release agents
    Patent number: 4451425
    Abstract: Hydroxylated lecithins are employed as mold release agents in the preparation of molded articles from polyurethane-forming compositions. Polyol compositions containing such mold release agents are also disclosed.
    Type: Grant
    Filed: January 28, 1983
    Date of Patent: May 29, 1984
    Assignee: The Dow Chemical Company
    Inventor: Louis W. Meyer
  • Carpet backed with fire suppressant polyurethane composition
    Patent number: 4435459
    Abstract: A fire suppressant composition is provided for particular use in polyurethane backed carpets for airplanes which suppressant comprises a combination of (1) an organic filler composition comprising (a) a hydrated alumina compound, (b) a hydrated zinc borate, (c) an inorganic lead-containing compound and (d) an inorganic antimony-containing compound and (2) a halogen-containing resin.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: March 6, 1984
    Assignee: The Dow Chemical Co.
    Inventors: Linda D. McKinney, Randall C. Jenkines
  • Process for polymerizing olefins
    Patent number: 4434282
    Abstract: Olefins are polymerized in the presence of (I) solid supported catalysts which are prepared by (A) reacting in the presence of a diluent such as n-hexane a mixture of (1) the reaction product of (a) an organomagnesium compound such as dibutyl magnesium and (b) a diol such as 1,8-octanediol and (2) a transition metal halide such as titanium tetrachloride and (B) recovering the solid precipitate such as by decanting and (C) washing the solid with a solvent such as n-hexane and (II) a suitable activating agent. The resultant polymers have a relatively broad molecular weight distribution.
    Type: Grant
    Filed: October 4, 1982
    Date of Patent: February 28, 1984
    Assignee: The Dow Chemical Company
    Inventor: Calvin P. Esneault
  • Poly(allyl)poly(alkenylphenol) polymer compositions
    Patent number: 4426496
    Abstract: Thermosettable resin compositions are disclosed which comprise a mixture of (1) an unsaturated polymerizable monomer, (2) an unsaturated polymerizable resin selected from (a) unsaturated polyester or polyesteramide resins, (b) vinyl ester resins and (c) dicyclopentadiene modified unsaturated polyester of polyesteramide resins and (3) a poly(allyl)poly(alkenylphenol).
    Type: Grant
    Filed: October 28, 1982
    Date of Patent: January 17, 1984
    Assignee: The Dow Chemical Company
    Inventor: Robert E. Hefner, Jr.
  • Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
    Patent number: 4426316
    Abstract: A catalyst for polymerizing olefins is the product resulting from heating in an inert hydrocarbon diluent a mixture of (A) an organomagnesium material, (B) an organic hydroxyl-containing material, (C) a reducing halide source and (D) a transition metal compound.
    Type: Grant
    Filed: September 10, 1982
    Date of Patent: January 17, 1984
    Assignee: The Dow Chemical Company
    Inventor: Donald E. Gessell
  • Poly(allyl)poly(alkenylphenols)
    Patent number: 4424310
    Abstract: Poly(allyl)poly(alkenylphenols) are prepared by the transcarbonation of poly(alkenylphenols).
    Type: Grant
    Filed: October 28, 1982
    Date of Patent: January 3, 1984
    Assignee: The Dow Chemical Company
    Inventors: Robert E. Hefner, Jr., Garnet E. McConchie
  • Phosphonopolyester resin
    Patent number: 4420587
    Abstract: Phosphonopolyester oligomers are prepared from hydroxyalkylated 2,2',-bis(3-allylphenyl-4-hydroxy) alkanes and phosphonyl dihalides. The oligomers are useful in the preparation of polyester resins, epoxy resins, and polyurethanes.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: December 13, 1983
    Assignee: The Dow Chemical Company
    Inventor: Robert E. Hefner, Jr.
  • Epoxy resin powder coatings having low gloss
    Patent number: 4419495
    Abstract: The gloss of epoxy resin powder coatings is reduced by employing as the curing agent therefor or as a portion of the curing agent therefor, a polymer of two or more polymerizable ethylenically unsaturated monomers, at least one of which contains a group which is reactive with a vicinal epoxy group.
    Type: Grant
    Filed: August 23, 1982
    Date of Patent: December 6, 1983
    Assignee: The Dow Chemical Company
    Inventor: Rhetta Q. Davis
  • Phosphonopolyester oligomers
    Patent number: 4419299
    Abstract: Phosphonopolyester oligomers are prepared from hydroxyalkylated 2,2',-bis(3-allylphenyl-4-hydroxy) alkanes and phosphonyl dihalides. The oligomers are useful in the preparation of polyester resins, epoxy resins, and polyurethanes.
    Type: Grant
    Filed: December 14, 1981
    Date of Patent: December 6, 1983
    Assignee: The Dow Chemical Co.
    Inventor: Robert E. Hefner, Jr.
  • Transition metal containing catalyst
    Patent number: 4419269
    Abstract: A transition metal-containing catalyst is prepared by(A) reacting in the presence of an inert hydrocarbon diluent(1) the reaction product of(a) an organomagnesium compound;(b) water, carbon dioxide or an organic oxygen-containing compound; and(c) an electron donor or Lewis base;and(2) a transition metal halide;(B) recovering and washing the resultant solid reaction product with an inert hydrocarbon;(C) reacting the washed solid product from (B) with(1) titanium tetrachloride and(2) a reducing agent;(D) stirring the mixture until the brown .beta.-crystalline form of titanium trichloride is transformed into the violet .alpha.-crystalline form; and(E) recovering and washing the resultant solid catalyst with an inert hydrocarbon.
    Type: Grant
    Filed: December 6, 1982
    Date of Patent: December 6, 1983
    Assignee: The Dow Chemical Company
    Inventor: Joseph G. Schell, Jr.
  • Polymerizing olefins with catalysts containing the reaction product of a transition metal compound and a boron compound
    Patent number: 4415712
    Abstract: Alpha-olefins are polymerized in the presence of a catalyst which is the catalytic reaction product of(A) the reaction product or complex formed by mixing at a temperature for a time sufficient to provide a color change(a) a transition metal compound having at least one hydrocarbyloxy group attached to said transition metal and(b) a boron compound;(B) a magnesium halide resulting from the reaction of(a) an organomagnesium component and(b) a halide source; and(C) an organoaluminum compound, if required.
    Type: Grant
    Filed: March 1, 1982
    Date of Patent: November 15, 1983
    Assignee: The Dow Chemical Company
    Inventors: Randall S. Shipley, Larry E. Freyer
  • Reaction products of transition metal compounds and boron compounds and catalysts prepared therefrom
    Patent number: 4412939
    Abstract: Compositions consisting of the reaction product or complex resulting from the mixing of a transition metal compound such as a tetraalkoxy titanium compound and a boron compound such as a trialkyl boron compound are useful in the preparation of catalysts for polymerizing .alpha.-olefins exhibiting ultra-high efficiencies at high polymerization temperatures.
    Type: Grant
    Filed: March 1, 1982
    Date of Patent: November 1, 1983
    Assignee: The Dow Chemical Company
    Inventors: Randall S. Shipley, Larry E. Freyer