Patents by Inventor Noriyuki Tsuboniwa

Noriyuki Tsuboniwa 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: 6809160
    Abstract: A resin composition comprises a resin (A) and a resin (B) as constituents, said resin (A) having a number average molecular weight of 1,000 to 35,000 and being at least one member selected from the group consisting of following (A1) and (A2): (A1) a polyester polyol, a polyether polyol, a polycarbonate polyol, a polyurethane polyol, a polyolefin polyol and an acrylic polyol, (A2) a polymer obtained by reacting said (A1) with a compound having at least one functional group selected from the group consisting of isocyanato, carboxyl and epoxy groups within a molecule thereof, a dialkyl carbonate, a cyclic carbonate, an alcohol, or a mixture of these, and said resin (B) having a sulfonium group and a propargyl group within the molecule thereof.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: October 26, 2004
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Noriyuki Tsuboniwa, Motoki Fujii, Ichiro Kawakami, Takayuki Kokubun, Hiroyuki Sakamoto
  • Patent number: 6790329
    Abstract: It is an object of the present invention to provide a method of forming a coating film by which a coating film excellent in weathering resistance, light degradation resistance, smoothness and the like can be formed on the outer panel portion of an article to be coated such as a car, and a coating film excellent in rust prevention can be formed on the inner panel portion (bag-structured portion) of the article to be coated, with the interface between the outer and inner panel portions of the article being excellent in rust prevention and finish as well, and by which resources saving and coating cost reduction can be expected.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: September 14, 2004
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Hiroyuki Sakamoto, Noriyuki Tsuboniwa, Motoki Fujii, Kazuo Morichika, Ichiro Kawakami
  • Publication number: 20020188070
    Abstract: It is an object of the present invention to provide a resin composition excellent in throwing power as well as corrosion prevention and capable of providing coating films excellent in impact resistance, and a cationic electrodeposition coating composition containing the resin composition.
    Type: Application
    Filed: November 26, 2001
    Publication date: December 12, 2002
    Applicant: NIPPON PAINT CO., LTD.
    Inventors: Noriyuki Tsuboniwa, Motoki Fujii, Ichiro Kawakami, Takayuki Kokubun, Hiroyuki Sakamoto
  • Publication number: 20020098363
    Abstract: It is an object of the present invention to provide a method of forming a coating film by which a coating film excellent in weathering resistance, light degradation resistance, smoothness and the like can be formed on the outer panel portion of an article to be coated such as a car, and a coating film excellent in rust prevention can be formed on the inner panel portion (bag-structured portion) of the article to be coated, with the interface between the outer and inner panel portions of the article being excellent in rust prevention and finish as well, and by which resources saving and coating cost reduction can be expected.
    Type: Application
    Filed: November 26, 2001
    Publication date: July 25, 2002
    Applicant: NIPPON PAINT CO., LTD.
    Inventors: Hiroyuki Sakamoto, Noriyuki Tsuboniwa, Motoki Fujii, Kazuo Morichika, Ichiro Kawakami
  • Patent number: 5837874
    Abstract: The present invention relates to a triazole compound represented by the formula (1): ##STR1## wherein R.sup.1 represents a lower alkyl group which may have a substituent; R.sup.2 and R.sup.3 represent respectively hydrogen, an aryl group, a benzoyl group, a tosyl group, a lower alkoxy carbonyl group, or an aryl sulfonyl group, each of which except for hydrogen may have a substituent; provided that when R.sup.2 is hydrogen, the triazole compound is represented by the formula (2): ##STR2## wherein R.sup.1 and R.sup.3 have the same as defined above.
    Type: Grant
    Filed: April 15, 1996
    Date of Patent: November 17, 1998
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Otohiko Tsuge, Taizo Hatta, Satoshi Urano, Noriyuki Tsuboniwa, Ryuzo Mizuguchi
  • Patent number: 5663423
    Abstract: A method for producing a (2-alkyl)acryloyl isocyanate of the formula ICH.sub.2 .dbd.C(R.sup.1)--C(O)--NCO (I)wherein R.sup.1 is defined herein, from the dissociation of a compound of formula III ##STR1## wherein R.sup.5, R.sup.6, R.sup.7 and R.sup.8 are defined herein and wherein the dissociation of the compound of formula III produces the compound of formula I and a compound of formula II(R.sup.3) (R.sup.4)C.dbd.N--R.sup.2 (II)wherein R.sup.3, R.sup.4 and R.sup.2 are defined herein.
    Type: Grant
    Filed: March 5, 1996
    Date of Patent: September 2, 1997
    Assignee: Nippon Paint Co., Ltd
    Inventors: Noriyuki Tsuboniwa, Satoshi Urano, Otohiko Tsuge, Taizo Hatta
  • Patent number: 5659064
    Abstract: The present invention relates to a triazole compound represented by the formula (1): ##STR1## wherein R.sup.1 represents a lower alkyl group which may have a substituent; R.sup.2 and R.sup.3 represent respectively hydrogen, an aryl group, a benzoyl group, a tosyl group, a lower alkoxy carbonyl group, or an aryl sulfonyl group, each of which except for hydrogen may have a substituent; provided that when R.sup.2 is hydrogen, the triazole compound is represented by the formula (2): ##STR2## wherein R.sup.1 and R.sup.3 have the same as defined above.
    Type: Grant
    Filed: April 15, 1996
    Date of Patent: August 19, 1997
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Otohiko Tsuge, Taizo Hatta, Satoshi Urano, Noriyuki Tsuboniwa, Ryuzo Mizuguchi
  • Patent number: 5627240
    Abstract: Disclosed is a low-temperature curable composition comprising:(a) an acrylic polymer having a molecular weight of 2,000 to 10,000, which has an acyl carbamate group, and(b) a lactone-modified polyol having a molecular weight of 200 to 20,000 in such an amount that a molar ratio of the acyl carbamate group to a hydroxyl group becomes 0.5 to 2.0.The low-temperature curable composition is useful for a binder of a paint for use in plastics.
    Type: Grant
    Filed: December 27, 1995
    Date of Patent: May 6, 1997
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Masamichi Furukawa, Satoshi Urano, Noriyuki Tsuboniwa
  • Patent number: 5606096
    Abstract: The present invention provides a process for producing a variety of unsaturated carbamic acid derivatives from corresponding unsaturated carbamates by substitution reaction. The present invention provides a process for producing unsaturated carbamic acid derivatives, comprising reacting an unsaturated carbamate represented by ##STR1## wherein R represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, R.sup.1 represents a residue of an alcohol from which an OH group is removed,with an alcohol, a primary or secondary amine or an oxime at a temperature of 80.degree. to 150.degree. C. to substitute the --OR.sup.1 group in the formula (A).
    Type: Grant
    Filed: April 3, 1995
    Date of Patent: February 25, 1997
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Eiji Yamanaka, Noriyuki Tsuboniwa, Takao Morimoto, Masamichi Furukawa, Satoshi Urano
  • Patent number: 5532376
    Abstract: The present invention relates to a triazole compound represented by the formula (1): ##STR1## wherein R.sup.1 represents a lower alkyl group which may have a substituent; R.sup.2 and R.sup.3 represent respectively hydrogen, an aryl group, a benzoyl group, a tosyl group, a lower alkoxy carbonyl group, or an aryl sulfonyl group, each of which except for hydrogen may have a substituent; provided that when R.sup.2 is hydrogen, the triazole compound is represented by the formula (2): ##STR2## wherein R.sup.1 and R.sup.3 have the same as defined above.
    Type: Grant
    Filed: March 24, 1994
    Date of Patent: July 2, 1996
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Otohiko Tsuge, Taizo Hatta, Satoshi Urano, Noriyuki Tsuboniwa, Ryuzo Mizuguchi
  • Patent number: 5532360
    Abstract: A method for handling and stabilizing a (2-alkyl)-acryloyl isocyanate represented by the formula (1) ##STR1## is disclosed, which comprises the steps of: reacting an azomethine compound represented by formula (2) ##STR2## with the (2-alkyl)-acryloyl isocyanate of formula (1) to obtain the reaction product of formula (3) ##STR3## and dissolving said reaction product into a solvent to regenerate the (2-alkyl)-acryloyl isocyanate of formula (1); the identity of said solvent and R-groups being defined herein.
    Type: Grant
    Filed: March 8, 1995
    Date of Patent: July 2, 1996
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Noriyuki Tsuboniwa, Satoshi Urano, Otohiko Tsuge, Taizo Hatta
  • Patent number: 5496943
    Abstract: Disclosed is a novel heterocyclic compound selected from the group consisting of the compounds [IV] to [VII], [IX] and [X]. The heterocyclic compound is useful for reactive materials in chemical industry. A process for producing the heterocyclic compound is also disclosed.
    Type: Grant
    Filed: March 13, 1992
    Date of Patent: March 5, 1996
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Otohiko Tsuge, Taizo Hatta, Satoshi Urano, Noriyuki Tsuboniwa, Ryuzo Mizuguchi
  • Patent number: 5434296
    Abstract: The present invention provides a manufacturing method for unsaturated carbamic acid esters by allowing an unsaturated amide compound to react with a metallic base in an inert solvent, followed by a reaction with a halogenated formic acid ester.The invention also provides a manufacturing method of unsaturated carbamic acid esters by allowing an urethane derivative to react with a metallic base in an inert solvent, followed by a reaction with an unsaturated acid halide.
    Type: Grant
    Filed: February 7, 1994
    Date of Patent: July 18, 1995
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Noriyuki Tsuboniwa, Eiji Yamanaka, Satoshi Urano
  • Patent number: 5428101
    Abstract: Disclosed is a solvent based coating composition comprising at least one vinyl polymer and an organic solvent, wherein said vinyl polymer(s) has at least one group consisting of an active hydrogen-containing group and a substituted acylamide group, and said vinyl polymer(s) contains the above described two groups as a whole.
    Type: Grant
    Filed: March 18, 1994
    Date of Patent: June 27, 1995
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Satoshi Urano, Noriyuki Tsuboniwa, Kei Aoki, Hirotoshi Umemoto
  • Patent number: 5386057
    Abstract: The invention concerns a process for the preparation of acyl isocyanates which consists of reacting oxalyl chloride with a salt selected from the group consisting of hydrohalides and sulphates of carboxamides and/or carbamates, unsubstituted on nitrogen, then heating the reaction mixture at a temperature between 30.degree. and 150.degree. C. The process is suitable for preparation of acyl isocyanates with excellent yields in easy to control operational conditions.
    Type: Grant
    Filed: August 2, 1993
    Date of Patent: January 31, 1995
    Assignees: Societe Nationale des Poudres et Explosifs, Nippon Paint Co. Ltd.
    Inventors: Philippe Le Goff, Daniele Dewilde, Noriyuki Tsuboniwa, Satoshi Urano
  • Patent number: 5354495
    Abstract: A physical property-improving reagent which comprises an alkenoylcarbamate compound of the formula: ##STR1## wherein R is a hydrogen atom or a lower alkyl group, X is an oxygen atom (--O--), a sulfur atom (--S--) or a substituted or unsubstituted imino group (--NR'--), R' being a hydrogen atom or a lower alkyl group, and Y is the residue of an active hydrogen atom-containing compound excluding --X--H therefrom dissolved in an organic solvent having a solubility parameter of not less than 8, which can impart excellent physical properties to a polymer produced with the same.
    Type: Grant
    Filed: March 1, 1990
    Date of Patent: October 11, 1994
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Satoshi Urano, Ryuzo Mizuguchi, Noriyuki Tsuboniwa, Kei Aoki, Yuji Suzuki, Takeyasu Itoh
  • Patent number: 5348991
    Abstract: An aqueous dispersion coating composition comprising at least one kind of resin, wherein any one of said resin or resins has at least one functional group selected from an active hydrogen-containing group, a substituted acylamide group and a water dispersible or water-soluble group, and wherein the resin composition as a whole contains each of the above described kinds of functional groups.
    Type: Grant
    Filed: June 5, 1992
    Date of Patent: September 20, 1994
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Motoyoshi Yoshikawa, Hideyoshi Noda, Shinsuke Shirakawa, Noriyuki Tsuboniwa, Eiji Yamanaka, Satoshi Urano, Kazunori Kanda
  • Patent number: 5274062
    Abstract: A polymer comprising a carbon-carbon backbone chain and at least one N-(substituted oxalyl)carbamoyl group of the formula: --CO--NH--CO--CO--OR wherein R is a hydrocarbon group as a side chain attached to said backbone chain.
    Type: Grant
    Filed: November 24, 1992
    Date of Patent: December 28, 1993
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Yuji Suzuki, Satoshi Urano, Hirotoshi Umemoto, Ryuzo Mizuguchi, Kei Aoki, Noriyuki Tsuboniwa
  • Patent number: 5274061
    Abstract: The present invention provides novel polymerizable substituted amide compounds which are derived from isocyanate compounds and which are useful in the preparation of nonlinear optical materials. The polymerizable substituted amide compound of the present invention represents by the formula; ##STR1## wherein R and R.sup.1 respectively represent a hydrogen atom or a lower alkyl group, A represents --X--(CH.sub.2).sub.n -- in which X represents an oxygen atom or --NH-- and n is an integer of 1 to 6, and m shows 0 or 1. The present invention also provides a homo- or co-polymer derived from the polymerizable substituted amide compound. The present invention further provides a nonlinear optical composition containing the homo- or co-polymer.
    Type: Grant
    Filed: December 8, 1992
    Date of Patent: December 28, 1993
    Assignees: Nippon Paint Co., Ltd., Matsushita Electric Industrial Co., Ltd.
    Inventors: Satoshi Urano, Noriyuki Tsuboniwa, Tetsuji Kawakami, Katsuya Wakita
  • Patent number: 5208308
    Abstract: A polymer comprising a carbon-carbon backbone chain and at least one N-(substituted oxalyl)carbamoyl group of the formula: --CO--NH'CO--CO--OR wherein R is a hydrocarbon group as a side chain attached to said backbone chain.
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: May 4, 1993
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Yuji Suzuki, Satoshi Urano, Hirotoshi Umemoto, Ryuzo Mizuguchi, Kei Aoki, Noriyuki Tsuboniwa