Patents Assigned to Sumitomo Chemical Co., Ltd.
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Patent number: 6350577Abstract: 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: GrantFiled: October 1, 1999Date of Patent: February 26, 2002Assignee: Sumitomo Chemical Co., Ltd.Inventors: Hisao Ohtake, Junichi Kato, Yosuke Nakamura
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Patent number: 6346261Abstract: 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: GrantFiled: July 21, 1998Date of Patent: February 12, 2002Assignee: Sumitomo Chemical Co., Ltd.Inventor: Satoshi Sembo
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Patent number: 6346580Abstract: 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: GrantFiled: September 15, 2000Date of Patent: February 12, 2002Assignee: Sumitomo Chemical Co., Ltd.Inventors: Masayuki Fujita, Kenji Atarashi
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Patent number: 6344300Abstract: A color filter comprising a transparent substrate, a light-shielding layer patterned on said transparent substrate, and colored pixels of plural colors patterned on a portion of said substrate where said light-shielding layer is not formed, wherein said colored pixels of at least one color are formed from a photosensitive coloring composition comprising: (A) a pigment; (B) a copolymer of (meth)acrylic acid, as one monomer, and at least one other monomer; (C) a photopolymerizable monomer; (D) a photopolymerizable initiator; and (F) a solvent; and an acid value of a nonvolatile component of said photosensitive coloring composition is 25 through 60 mg KOH/g; and after forming the colored pixels from a photosensitive coloring composition, the light-shielding layer attains reflectance at 380 through 780 nm of 95% or more of reflectance thereof before coating the photosensitive coloring composition; and the transparent portion of the substrate attains transmittance at 380 through 780 nm of 99.Type: GrantFiled: December 20, 1999Date of Patent: February 5, 2002Assignee: Sumitomo Chemical Co., Ltd.Inventors: Koji Baba, Shigeo Hozumi
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Patent number: 6340763Abstract: 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: GrantFiled: November 10, 1999Date of Patent: January 22, 2002Assignees: Sumitomo Chemical Co., Ltd., Shionogi & Co., Ltd.Inventors: Isao Kurimoto, Norihiko Hirata, Akihiko Nakamura, Yuichiro Aratake
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Patent number: 6335026Abstract: A solid pesticidal composition containing acephate is stabilized by adding thereto at least one stabilizer selected from the group consisting of boron oxide, metaboric acid, aluminum oxide and the calcined product of synthetic silicon dioxide.Type: GrantFiled: March 31, 1994Date of Patent: January 1, 2002Assignee: Sumitomo Chemical Co., Ltd.Inventors: Yasuyuki Katayama, Toshiro Ohtsubo, Daniel C. Heffernan
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Patent number: 6316093Abstract: 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: GrantFiled: September 29, 1997Date of Patent: November 13, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Kozo Kotani, Toshio Kawakita, Taiichi Sakaya, Toshiya Kuroda
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Patent number: 6306935Abstract: Provided is a thermosetting resin composition for build-up method comprising (A) an epoxy resin having two or more glycidyl groups, (B) a curing agent for epoxy resin, (C) a poly(ether sulfone) and (D) an inorganic filler. The thermosetting resin composition does not deteriorate the processability such as that found in the conventional one and gives a cured product excellent in low-thermal expansion and low-water absorption.Type: GrantFiled: October 6, 1999Date of Patent: October 23, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Toshiaki Hayashi, Nobuyuki Nakajima, Noriaki Saito
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Patent number: 6294643Abstract: An aromatic polyester having the following structural units (1) to (5) wherein the amount of the structural unit (1) is 40 to 70% based on the total of the all structural units, (2)/(3) is from 0.7 to 0.95, (4)/(5) is from 1.1 to 2.4, and {(2)+(3)}/{(4)+(5)} is from 0.9 to 1.1: wherein Ra, Rb, RC, Rd, Re and Rf represents a lower alkyl group, lower alkoxy group, phenyl group or halogen atom, and n represents an integer from 0 to 3, is provided, and the molded article made of this polyester has excellent heat resistant and consequently is not easily deformed.Type: GrantFiled: April 19, 2000Date of Patent: September 25, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Hiroshi Harada, Yoshifumi Yoshida
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Patent number: 6288193Abstract: An ethylene-based polymer comprising ethylene and at least one addition polymerizable monomer containing a vinyl compound (A) described below, wherein the ethylene-based polymer has a melting temperature (Tm) of 119 ° C. or lower and, the melt index MI (g/10 minutes) of the ethylene-based polymer and the molar content “m” (mole %) of the vinyl compound (A) satisfy the following formula (1): Vinyl compound (A): a vinyl compound represented by the structural formula CH2═CH—R containing a saturated hydrocarbon group R wherein the substituent R has a steric parameter Es of not less than −2.77 and not more than −1.64 and the substituent R has a steric parameter B1 of not less than 1.53 and not more than 2.90: 0.01≧MI≦18+m1.Type: GrantFiled: October 25, 1999Date of Patent: September 11, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Yuki Iseki, Yasuro Suzuki
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Patent number: 6284782Abstract: A pesticidal composition comprising prallethrin and a neonicotinoid compound given in the following formula (1), (2) or (3), as an active ingredient wherein, A represents a 6-chloro-3-pyridyl, 2-chloro-5-thiazolyl, tetrahydrofuran-2-yl, tetrahydrofuran-3-yl, 5-methyltetrahydrofuran-3-yl, 3-pyridyl, 6-bromo-3-pyridyl, 3-cyanophenyl, 2-methyl-5-thiazolyl, 2-phenyl-5-thiazolyl or 2-bromo-5-thiazolyl group; R1 represents a hydrogen atom, methyl, ethyl, formyl or acetyl group; R2 represents a methyl, amino, methylamino, N,N-dimethylamino, ethylamino, N,N-diethylamino, N-methyl-N-ethylamnino, 1-pyrrolidinyl, (6-chloro-3-pyridyl) methylamino or N-methyl-N-(6-chloro-3-pyridyl)methylaniino group; R3 represents a methyl, ethyl, propyl, propenyl or propynyl group; X represents a nitrogen atom or CH group; Y represents a cyano, nitro or trifluoroacetyl group; Z represents a NH group or sulfur atom; D represents an oxygen atom or —N(CH,)— group; m represents 0 or 1; and n represents 2 or 3, hType: GrantFiled: August 15, 2000Date of Patent: September 4, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventor: Izumi Fujimoto
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Patent number: 6280836Abstract: A multilayer molded article is produced using a composite skin layer made of a skin material and a foam sheet on a core layer of a thermoplastic resin in which a tensile modulus E of the skin material is not larger than 950 kg/cm2, and a tensile modulus E (kg/cm2), a heat shrinkage factor F (%) and a thickness t (cm) of the skin material satisfy the following relationship: 20/(E×t)+F≧2.5, which method produces a large size multilayer molded article having a complicated shape and no wrinkles, breakage or uneven marks in the skin material on the surface of the article.Type: GrantFiled: July 5, 1994Date of Patent: August 28, 2001Assignees: Sumitomo Chemical Co., Ltd., Suiryo Plastics Co., Ltd.Inventors: Takahisa Hara, Masahito Matsumoto, Hitoshi Nakada
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Patent number: 6255409Abstract: An epoxy resin composition comprising (A) a bifunctional crystalline epoxy compound, (B) an amorphous trisphenolmethane type epoxy compound having three or more of epoxy groups in a molecule, and (C) an epoxy curing agent having phenolic hydroxyl groups. The resin composition has an excellent moldability (low viscosity and can be filled with filler with high density) and high softening point, and is used preferably as an encapsulating material for electronic device.Type: GrantFiled: March 12, 1999Date of Patent: July 3, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Yoshiki Matsuoka, Yasuhiro Hirano, Nobuyuki Nakajima
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Patent number: 6225492Abstract: Provided is a method for purifying a cyanate at high yield from a cyanate crude product solution comprising a cyanate represented by the general formula (1), unsubstituted phenol and non-alcoholic solvent by contacting with a poor solvent containing an alcohol and water, to crystallize the cyanate: in the formula (1), A1 to A3 each independently represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms; X represents a single bond, an organic group having 1 to 20 carbon atoms, a carbonyl group, a sulfone group, a divalent sulfur atom or oxygen atom; n represents an integer of 0 to 3; and i1 to i3 each independently represents an integer of 0 to 4. And also provided is a method for separating alcohol from non-alcoholic solvent effectively.Type: GrantFiled: October 6, 1999Date of Patent: May 1, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Satoshi Okamoto, Hisashi Watabu
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Patent number: 6218338Abstract: A herbicidal composition for foliar treatment is described, which contains as active ingredients, (a) a compound of general formula [1] wherein R is alkyl, cycloalkyl, alkenyl, dimethylamino, or diethylamino; and (b) a compound selected from the group consisting of nicosulfuron, primisulfuron-methyl, rimsulfuron, halosulfuron-methyl, prosulfuron, thifensulfuron-methyl, chlorimuron-ethyl, or oxasulfuron. The herbicidal composition is useful for effective control of a wide variety of weeds in upland fields, particularly in corn fields and/or in soybean fields. Also described are a weeding method by foliar treatment of weeds with the above herbicidal composition; and use as a herbicide for foliar treatment, of a mixture of the above active ingredients.Type: GrantFiled: March 24, 1999Date of Patent: April 17, 2001Assignee: Sumitomo Chemical Co., LTDInventor: Nobuaki Mito
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Patent number: 6218552Abstract: A compound, 3-phenyl-7-[4-(tetrahydrofurfuryloxy)phenyl]-1,5-dioxa-s-indacene-2,6-dione, which has a structure of crystals exhibiting the strongest peak at an angle of diffraction, 2&thgr;, of 4.7°, among peaks appearing within the range of not smaller than 3° of 2&thgr;, in an X-ray diffraction using a Cu-K&agr;-ray. The compound gives dyed or printed products having deep and brilliant tint of colors with excellent fastnesses, when applied to hydrophobic fiber materials, particularly, polyester fiber materials.Type: GrantFiled: April 19, 1994Date of Patent: April 17, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Junichi Sekihachi, Jun Yamamoto, Yasuyoshi Ueda
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Patent number: 6214952Abstract: A propylene random copolymer and a film laminate thereof is described having excellent blocking resistance and transparency and substantially maintaining favorable low-temperature heat-sealing properties after corona discharge treatment. The propylene random copolymer of the invention includes a propylene component and an &agr;-olefin component having 4 to 10 carbon atoms, wherein the content of the &agr;-olefin component is in the range of about 6% to about 40% by weight, the intrinsic viscosity [&eegr;] measured in tetralin at 135° C. is not lower than about 0.45 dl/g and not higher than about 5.0 dl/g, and the melting point (Tm) measured by a differential scanning calorimeter and the content of 20° C. xylene soluble fraction (CSX) fulfill a relationship of Tm≦140−35.693 log10(CXS).Type: GrantFiled: March 11, 1998Date of Patent: April 10, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Hajime Sadatoshi, Makoto Satoh, Naofumi Naga
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Patent number: 6204406Abstract: (S)-cyanohydrins are produced by asymmetric addition of hydrogen cyanide to aldehydes in the presence of a catalyst of cyclo-[(S)-leucyl-(S)-histidyl].Type: GrantFiled: May 11, 1994Date of Patent: March 20, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Atsunori Mori, Yoshitaka Ikeda, Koichi Kinoshita, Shohei Inoue
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Patent number: 6202947Abstract: A discharge device for discharging solids of a thermoplastic substance and fibers includes a discharge passage extending longitudinally and having an inner wall surface forming a passage opened at its lower end, a solid supply device for supplying the solids of the thermoplastic substances to a first position in the passage and a fiber supply device for supplying the fibers to a second position in the passage. A cross line on which a part of the inner wall surface extending downward from an upper one of the first position and the second position intersects a vertical plane forms an angle of 0 to 30° with respect to a vertical line, or all tangent lines for the cross line form angles from 0 to 30° with respect to a vertical line.Type: GrantFiled: December 29, 1997Date of Patent: March 20, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Masahito Matsumoto, Takeo Kitayama, Shigeyoshi Matsubara
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Patent number: 6201017Abstract: An ectoparasite-controlling agent for animals comprising 0.1 to 20% by weight of the neonocotinoid compounds defined in the specification and 10 to 95% by weight of a glycol or glycol monoalkyl ether has an excellent effectiveness by the application methods such as spot-on and pour-on application.Type: GrantFiled: September 21, 1999Date of Patent: March 13, 2001Assignee: Sumitomo Chemical Co., Ltd.Inventors: Satoshi Sembo, Mitsuyasu Makita