Patents Assigned to Sumitomo Chemical Co., Ltd.
  • Patent number: 6426135
    Abstract: A resin composition comprising: a polyvinyl alcohol; and an inorganic laminar compound having an aspect ratio of not less than 50 and not more than 5000, which has a volume ratio of (inorganic laminar compound/polyvinyl alcohol) in the range of (5/95) to (30/70); and a laminate or laminate film comprising, as at least a portion thereof, a layer or portion (1) comprising such a resin composition. The resin composition, laminate or laminate film may exhibit a good gas barrier property while substantially retaining a good film strength.
    Type: Grant
    Filed: January 21, 2000
    Date of Patent: July 30, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Kozo Kotani, Toshio Kawakita, Taiichi Sakaya, Toshiya Kuroda
  • Patent number: 6423745
    Abstract: (S)-2-methyl-4-oxo-3-(2-propynyl)-cyclopent-2-enyl (1R)-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate represented by the formula: is a compound excellent in controlling effect on insect pests and harmlessness to mammals.
    Type: Grant
    Filed: May 7, 1999
    Date of Patent: July 23, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Ken Otaka, Takao Ishiwatari
  • Patent number: 6419862
    Abstract: The present invention provides a method for producing an expanded fiber-reinforced thermoplastic resin molding, the method using a mold comprising a female and male dies and comprising processes for supplying a molten thermoplastic resin containing reinforcing fibers whose average fiber length is maintained at 1 mm or more to between the female and male dies to charge a mold cavity with the molten thermoplastic resin, opening a part or the whole of the mold in the thickness direction of a molding after the charging, and cooling a molding while maintaining a cavity clearance at the thickness of a final molding, the method wherein the mold cavity of the mold is interconnectable to the atmosphere, the method further comprising steps for (a) forming a solidified layer in the surface of the molten thermoplastic resin charged in the mold cavity, followed by (b) breaking at least a part of the solidified surface layer, introducing the air through the broken part concurrently with or after the breakage, and opening a
    Type: Grant
    Filed: June 26, 2001
    Date of Patent: July 16, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventor: Satoru Funakoshi
  • Publication number: 20020085979
    Abstract: A wasp controlling liquid formulation, which comprises a pesticidal compound as an active ingredient and at least 30% by weight of a saturated hydrocarbon that has a boiling point from 90° C. to 200° C., provides superior potency and an ability to knock down or kill wasps before the wasp has a chance to formidably sting someone.
    Type: Application
    Filed: December 13, 2001
    Publication date: July 4, 2002
    Applicant: Sumitomo Chemical Co., Ltd.
    Inventor: Tadahiro Matsunaga
  • Publication number: 20020081523
    Abstract: A positive resist composition is provided which comprises a resin having 2-alkyl-2-adamantyl (meth)acrylate polymerization unit represented by the following formula (I): 1
    Type: Application
    Filed: December 6, 2001
    Publication date: June 27, 2002
    Applicant: Sumitomo Chemical Co., Ltd.
    Inventors: Yasunori Uetani, Hiroki Inoue
  • Patent number: 6409961
    Abstract: A continuous fiber of titania are made having an average diameter per a monofilament of from 5 to 50 &mgr;m, which has a BET specific surface area of 10 m2/g or more, a pore volume of 0.05 cc/g or more, a volume of pores having a pore diameter of not less than 10 angstroms being 0.02 cc/g or more and an average tensile strength per a monofilament of 0.1 GPa or more, or which has an average tensile strength per a monofilament of 0.5 GPa or more.
    Type: Grant
    Filed: March 10, 2000
    Date of Patent: June 25, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Hironobu Koike, Yasuyuki Oki, Yoshiaki Takeuchi
  • Patent number: 6403237
    Abstract: Provided is a high heat-resistant polymeric fluorescent substance having a divalent condensed polycyclic aromatic group of specific size having a bonding part at specific position shows fluorescence at a long wave length from orange to red, which is useful for fabricating an organic EL device having excellent properties by a coating method.
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: June 11, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Takanobu Noguchi, Masamitsu Ishitobi, Makoto Kitano
  • Patent number: 6403572
    Abstract: There is disclosed a process for producing an acid salt of a (Z)-2-aminothiazole compound of the formula (I): wherein R1 and R2 independently represent an alkyl group having 1 to 5 carbon atoms, Y represents a halogen atom, —OSO3H or —OPO(OH)2, m indicates the valence number of an inorganic acid of the formula: HY wherein Y represents the same as defined above, and n indicates an integer of 1 or 2, which process is characterized by: reacting an acid salt of a 2-aminothiazole compound of the formula (II): wherein R1 and R2 independently represent an alkyl group having 1 to 5 carbon atoms, X represents a bromine atom or an iodine atom, and the wavy line means that this compound is a mixture of the E- and Z-isomers, with the inorganic acid of the formula HY.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: June 11, 2002
    Assignees: Sumitomo Chemical Co., Ltd., Shionogi & co., Ltd.
    Inventors: Isao Kurimoto, Norihiko Hirata, Akihiko Nakamura, Yuichiro Aratake
  • Patent number: 6399540
    Abstract: The present invention provides a porous titania, which has an anatase-form crystalline structure, an anatase-form crystallite diameter of 3 nm to 10 nm, a degree of anatase crystallinity of 60% or more, a BET specific surface area of 10 m2/g or more, a total pore volume of 0.05 cm3/g or more, and a volume for pores having a pore radius of 1 nm or more of 0.02 cm3/g or more, and the porous titania and the catalyst comprising the porous titania of the present invention exhibit an excellent catalytic activity for removal of nitrogen oxides, oxidation of organic substances, decomposition of dioxine compounds, as well as decomposition and removal of organic solvents, agricultural chemical and surfactant.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: June 4, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Yasuyuki Oki, Hironobu Koike, Yoshiaki Takeuchi
  • Patent number: 6391974
    Abstract: A pressure-sensitive adhesive comprising an olefin-based copolymer wherein (1) the olefin-based copolymer has a tensile strength at break measured according to JIS K 6251 of 2.0 MPa or less, and (2) the elongation at break EB(%) of a resin composition obtained in blending the olefin-based copolymer with a polypropylene-based resin having a 20° C. xylene-soluble component content of 20 wt % or less satisfies the following formula 1: S[2/6]≧−800, wherein S[2/6] represents the gradient of a primary straight line, and Pa represents the weight content proportion of the olefin-based copolymer contained in the resin composition.
    Type: Grant
    Filed: September 8, 2000
    Date of Patent: May 21, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Atsuko Ogawa, Tatsuo Sassa, Hirofumi Jyouhouji, Hidetake Hozumi
  • Publication number: 20020058818
    Abstract: There is disclosed a process for producing an acid salt of a (Z)-2-aminothiazole compound of the formula (I): 1
    Type: Application
    Filed: November 26, 2001
    Publication date: May 16, 2002
    Applicant: Sumitomo Chemical Co., Ltd.
    Inventors: Isao Kurimoto, Norihiko Hirata, Akihiko Nakamura, Yuichiro Aratake
  • Patent number: 6388323
    Abstract: The invention provides an electrode material having the low contact resistance against a III-V group compound semiconductor, thereby realizing a light emitting device having a high luminance and driven at low voltages. The electrode material of the invention is applied to a III-V group compound semiconductor, which is expressed as a general formula of InxGayAlzN, where x+y+z=1, 0≦x≦1, 0≦y≦1, and 0≦z≦1, and doped with p-type impurities. The electrode material comprises an alloy of Au and at least one metal selected from the group consisting of Mg and Zn.
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: May 14, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Yasushi Iyechika, Noboru Fukuhara, Tomoyuki Takada, Yoshinobu Ono
  • Patent number: 6376710
    Abstract: The present invention provides novel amidine compounds and novel pesticides containing these amidine compounds as active ingredients. The amidine compounds are expressed by formula I: wherein X and Y are the same or different and are independently halogen, nitro, cyano, or C1-C6 alkyl; Z is C1-C6 haloalkyl or C1-C6 haloalkoxy; R1 is hydrogen, halogen, C1-C6 alkyl, C1-C6 haloalkyl, C1-C6 alkoxy, C1-C6 haloalkoxy, or a group of formula: S(O)n—R5 (wherein R5 is C1-C6 alkyl or C1-C6 haloalkyl; and n is 0, 1, or 2); R2 and R3 are the same or different and are independently halogen or C1-C6 haloalkyl; and R4 is a group of formula: NR6R7 or N═CR8R9 (wherein R6 is hydrogen, C1-C6 alkyl, (C1-C6 alkoxy)-carbonyl, (C1-C6 alkoxy) C1-C6 alkyl, or C2-C6 acyl; R7 is hydrogen, C1-C6 alkyl, (C1-C6 alkoxy)carbonyl, or C2-C6 acyl; R8 is C1-C6 alkyl or hydrogen; and R9 is C1-C6 alkoxy, C1-C6 alkyl, or di(C1-C6 alkyl)amino).
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: April 23, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Osamu Matsumoto, Toru Uekawa
  • Patent number: 6362124
    Abstract: There are provided (i) a catalyst component (C), (ii) an olefin polymerization catalyst, and (iii) a process for producing an olefin polymer. The catalyst being obtained by contacting a solid catalyst component (A), an organoaluminum compound (B) and the catalyst component (C) of an organosilicon compound represented by the following formula (1), wherein n is 1 or 2, R1 to and R6 are independently of one another a hydrogen or halogen atom or a hydrocarbon group, or may be bonded with one another to form a ring, R7 is a hydrocarbon group, and when n is 2, two R1s, R2s, R3s, R4s, R5s and R6s may be the same or different.
    Type: Grant
    Filed: February 15, 2000
    Date of Patent: March 26, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Hiroshi Kuribayashi, Makoto Satoh
  • Publication number: 20020032346
    Abstract: There is disclosed an advantageous mixed acid anhydride production method of formula (1):
    Type: Application
    Filed: June 1, 2001
    Publication date: March 14, 2002
    Applicant: SUMITOMO CHEMICAL CO., LTD.
    Inventors: Takashi Miki, Hideki Ushio, Isao Kurimoto
  • Publication number: 20020025901
    Abstract: A method for producing a barium-containing composite metal oxide, comprising calcining a mixture of a barium compound and a metal compound comprising at least one metal selected from the group consisting of magnesium, aluminum, europium, manganese, strontium, calcium, terbium, zinc and titanium, or calcining a barium-containing composite metal salt comprising barium and at least one metal selected from the group consisting of magnesium, aluminum, europium, manganese, strontium, calcium, terbium, zinc and titanium, in a gas comprising a hydrogen halide and water vapor.
    Type: Application
    Filed: July 26, 2001
    Publication date: February 28, 2002
    Applicant: SUMITOMO CHEMICAL CO., LTD.
    Inventors: Keiji Ono, Susumu Miyazaki
  • Publication number: 20020026048
    Abstract: This invention provides pyridazinone derivatives encompassed by the following the formula: 1
    Type: Application
    Filed: December 11, 2000
    Publication date: February 28, 2002
    Applicant: Sumitomo Chemical Co. Ltd.
    Inventor: Takashi Komori
  • Patent number: 6350577
    Abstract: There are provided a plasmid characterized by having the nucleotide sequence of SEQ ID NO: 1, a plasmid characterized by having the nucleotide sequence of SEQ ID NO: 2, a plasmid characterized by having at least a part of the nucleotide sequences of SEQ ID NOs: 1 and 2 and further containing a selective marker gene, each plasmid being usable as a transformation vector for effecting gene manipulation in ammonia oxidizing bacteria, and transformants characterized in that they are obtained by transferring these plasmids into host organisms.
    Type: Grant
    Filed: October 1, 1999
    Date of Patent: February 26, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Hisao Ohtake, Junichi Kato, Yosuke Nakamura
  • Patent number: 6346261
    Abstract: A pesticidal composition which comprises an insect growth regulating compound (for example, pyriproxyfen) and carane-3,4-diol (for example 1S,3S,4S,6R-carane-3,4-diol) as an active ingredient. The pesticidal composition is highly effective for pests, especially flea eggs.
    Type: Grant
    Filed: July 21, 1998
    Date of Patent: February 12, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventor: Satoshi Sembo
  • Patent number: 6346580
    Abstract: A thermoplastic resin composition comprising 5 to 50% by weight of a propylene homopolymer(A) having an intrinsic viscosity measured in a tetralin solution at 135° C. of 1.2 dl/g or more, having a boiling heptane-insoluble portion content of 5.0 to 50.0% by weight and having an intrinsic viscosity measured in a tetralin solution at 135° C. of the boiling heptane-insoluble portion of 4.3 dl/g or less, and 95 to 50% by weight of a propylene-based resin(B) consisting of a propylene homopolymer(B1) having an isotactic pentad fraction of 0.970 or more or a composition consisting of at least 65% by weight of the propylene homopolymer(B1) and up to 35% by weight of an ethylene-propylene random copolymer(B2).
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: February 12, 2002
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventors: Masayuki Fujita, Kenji Atarashi