Patents by Inventor Daniel Porret

Daniel Porret has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4227005
    Abstract: New dialcohols of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds which contain two NH-groups in the molecule, by reaction of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, for example hydantoin, barbituric acid, uracil, dihydrouracil, parabanic acid and the corresponding derivatives, with ethylene oxide or propylene oxide to give dialcohols. These diols are useful as intermediates for the preparation of polymers, such as polyesters or polyurethanes, or of epoxy resins.
    Type: Grant
    Filed: October 31, 1978
    Date of Patent: October 7, 1980
    Assignee: Ciba-Geigy AG
    Inventors: Hans Batzer, Jurgen Habermeier, Daniel Porret
  • Patent number: 4161594
    Abstract: New dialcohols of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds which contain two NH-groups in the molecule, by reaction of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, for example hydantoin, barbituric acid, uracil, dihydrouracil, parabanic acid and the corresponding derivatives, with ethylene oxide or propylene oxide to give dialcohols. These diols are useful as intermediates for the preparation of polymers, such as polyesters or polyurethanes, or of epoxy resins.
    Type: Grant
    Filed: January 17, 1975
    Date of Patent: July 17, 1979
    Assignee: Ciba-Geigy AG
    Inventors: Hans Batzer, Jurgen Habermeier, Daniel Porret
  • Patent number: 4060525
    Abstract: New mono- or dialcohols of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds which contain two NH-groups in the molecule, by reaction of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, for example hydantoin, barbituric acid, uracil, dihydrouracil, parabanic acid and the corresponding derivatives, with butene oxid, 1,2-cyclopentene oxide or 1,2-cyclohexene oxide to give monoalcohols or dialcohols. These compounds are useful as intermediates for the preparation of diglycidyl compounds as set forth in German Offenlegungsschrift No. 2,104,259.
    Type: Grant
    Filed: April 16, 1975
    Date of Patent: November 29, 1977
    Assignee: Ciba-Geigy AG
    Inventors: Hans Batzer, Juergen Habermeier, Daniel Porret
  • Patent number: 4052366
    Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which (1) n denotes 2, 3 or 4, (2) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, (3) either D denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or D denotes the radical ##STR3## and m denotes O, and (4) R.sup.1 represents a divalent radical, which contains at least one hydantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.
    Type: Grant
    Filed: May 29, 1975
    Date of Patent: October 4, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 4048170
    Abstract: The invention relates to 3-dialkoxyphosphonoalkyl-dihydrouracils. These compounds are manufactured by reacting dihydrouracils substituted in the 3-position by a halogenalkyl group with a trialkyl phosphite. The compounds are useful as flame retardants which may be incorporated into polymeric materials or their starting substances.
    Type: Grant
    Filed: July 8, 1976
    Date of Patent: September 13, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Daniel Porret, Jurgen Habermeier
  • Patent number: 4038277
    Abstract: New mono- and dialcohols of binuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, which contain two NH groups in the molecule, by reaction of binuclear, five-membered or six-membered, unsubstituted or substituted, N-heterocyclic compounds, such as bis-(hydantoin) or bis-(dihydrouracil) compounds, for example 1,1'-methylene-bis-(5,5-dimethylhydantoin), bis-(5,5-dimethylhydantoinyl-3)-methane or 1,1'-methylene-bis-(5,6-dihydrouracil) with ethylene oxide, for example ethylene oxide or propylene oxide, to give the corresponding monohydroxy or dihydroxy compounds. These compounds are useful as intermediates for forming diglycidyl ether resins as described in German Offenlegungsschrift No. 2,003,016.
    Type: Grant
    Filed: May 15, 1975
    Date of Patent: July 26, 1977
    Assignee: Ciba-Geigy AG
    Inventors: Juergen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 4024146
    Abstract: New diacrylates are obtained by a process in which oxalkylated uracils dihydrouracils are esterfied with acrylic acid and/or methacrylic acid, or transesterified with acrylic acid ester and/or methacrylic acid ester.The new diacrylates are low-viscous liquids, which can be easily processed by virtue of their consistency; and the polymerisates produced therefrom, are distinguished by good flexural strength and high transparency.
    Type: Grant
    Filed: August 4, 1975
    Date of Patent: May 17, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Juergen Habermeier, Daniel Porret
  • Patent number: 4011235
    Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which 1. N DENOTES 2, 3 OR 4,2. A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2-phenylene rings,3. either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes O, and 4. R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring.During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.
    Type: Grant
    Filed: July 7, 1975
    Date of Patent: March 8, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 4007199
    Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which 1.) n denotes 2, 3 or 4, 2.) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, 3.) either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes 0, and 4.) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.
    Type: Grant
    Filed: July 7, 1975
    Date of Patent: February 8, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 4001236
    Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which 1.) n denotes 2, 3 or 4, 2.) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, 3.) either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes 0, and 4.) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.
    Type: Grant
    Filed: June 19, 1975
    Date of Patent: January 4, 1977
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 3998837
    Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which (1) n denotes 2, 3 or 4, (2) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, (3) either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes O, and (4) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.
    Type: Grant
    Filed: June 26, 1975
    Date of Patent: December 21, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 3994858
    Abstract: 1-Glycidyl-3-dialkoxyphosphonoalkyl-hydantoins and 1-glycidyl-3-dialkoxyphosphonoalkyl-dihydrouracils. These compounds are used as flame-retardant additives in plastics, especially as additives to epoxide resins.
    Type: Grant
    Filed: September 17, 1975
    Date of Patent: November 30, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Daniel Porret, Jurgen Habermeier
  • Patent number: 3980647
    Abstract: Adducts of polyglycidyl compounds and cyclic ureides containing dialkoxyphosphonomethyl groups, such as 3-dialkoxyphosphonomethylhydantoins or 3-dialkoxyphosphonomethyldihydrouracils, and the use of the adducts for the manufacture of flameproof epoxide resins.
    Type: Grant
    Filed: August 3, 1973
    Date of Patent: September 14, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Daniel Porret, Jurgen Habermeier
  • Patent number: 3978076
    Abstract: The invention relates to 3-dialkoxyphosphonoalkyl-hydantoins and 3-dialkoxyphosphonoalkyl-dihydrouracils. These compounds are manufactured by reacting the hydantoins or dihydroaracils substituted in 3-position by a halogenalkyl group with a trialkyl phosphite. They can be incorporated into polymeric materials or their starting substances and impart to them non-inflammability.
    Type: Grant
    Filed: May 5, 1975
    Date of Patent: August 31, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Daniel Porret, Jurgen Habermeier
  • Patent number: 3975397
    Abstract: The invention relates to new triglycidyl compounds of the formula: ##EQU1## wherein X represents a bivalent alkylene group required for the formation of a 5- or 6-membered heterocycle, and R represents hydrogen or an alkyl group having 1 to 4 carbon atoms.The new triglycidyl compounds are stable in storage and from them are obtained, after curing, synthetic materials having good mechanical strength and high dimensional stability under heat.
    Type: Grant
    Filed: March 14, 1974
    Date of Patent: August 17, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Juergen Habermeier, Daniel Porret
  • Patent number: 3971813
    Abstract: Adducts of cyclic urea derivatives and dialkyl phosphites, containing glycidyl groups, for example adducts of a diglycidyl compound of hydantoins, substituted in the 5-position by alkyl groups or an alkylene group, and of diethyl phosphite or dimethyl phosphite. These adducts are used for the manufacture of flame-retarding plastics.
    Type: Grant
    Filed: October 9, 1973
    Date of Patent: July 27, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Daniel Porret, Jurgen Habermeier, Dieter Baumann
  • Patent number: 3956309
    Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##EQU1## OR THE FORMULA V ##EQU2## in which (1.) n denotes 2, 3 or 4, (2.) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, (3.) either B deontes the --CH.sub.2.O.CO--radical and m denotes the number 1, or B denotes the radical ##EQU3## and m denotes 0, and 4.) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.
    Type: Grant
    Filed: June 30, 1975
    Date of Patent: May 11, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
  • Patent number: 3956317
    Abstract: Diepoxides manufactured by epoxidation of diacetals or diketals from .DELTA..sup.3 -cyclohexene-1,1-dimethanol or its homologues and dialdehydes or diketones which apart from the two aldehyde groups or keto groups only contain hydrocarbon radicals, for example the diepoxide of the formula ##SPC1##The new diepoxides couple good mechanical properties with a significantly higher heat distortion point according to Martens than the known epoxidised diacetals of similar constitution, in which the acetal groups are interrupted by an alkylene-oxyalkylene chain instead of by an alkylene chain which is free of ether oxygen.
    Type: Grant
    Filed: February 21, 1975
    Date of Patent: May 11, 1976
    Assignee: Ciba-Geigy AG
    Inventors: Hans Batzer, Juergen Habermeier, Daniel Porret
  • Patent number: 3948916
    Abstract: New diglycidyl compounds of mononuclear, five-membered or six-membered, unsubstituted or substituted, hydroxyalkylated N-heterocyclic compounds, produced by addition of formaldehyde or acetaldehyde to mononuclear, five-membered or six-membered, unsubstituted or substituted, N-heterocyclic compounds, for example hydantoin or dihydrouracil, to monohydroxyalkyl compounds, and subsequent glycidylation of the OH group and NH group to give the corresponding glycidyl compounds.
    Type: Grant
    Filed: September 13, 1973
    Date of Patent: April 6, 1976
    Assignee: Ciba-Geigy AG
    Inventors: Daniel Porret, Jurgen Habermeier, Willy Fatzer, Dieter Baumann
  • Patent number: 3946034
    Abstract: Adducts of polyglycidyl compounds and cyclic ureides containing dialkoxyphosphonoalkyl groups, such as 3-dialkoxyphosphonoalkyl-hydantoins. These adducts are used for the manufacture of flame-retardant epoxide resins.
    Type: Grant
    Filed: December 7, 1973
    Date of Patent: March 23, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Daniel Porret, Jurgen Habermeier