Patents by Inventor Shoji Kusano
Shoji Kusano 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).
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Patent number: 7226981Abstract: An epoxy resin curing agent composition containing a ketimine compound prepared by the reaction between a polyoxypropylenediamine component and a ketone compound, wherein (1) the polyoxypropylenediamine component is a 9/1 to 6/4 (by weight) mixture of polyoxypropylenediamine having a molecular weight of 200 and 500 and polyoxypropylenediamine having a molecular weight of 1000 to 3000, (2) the ketimine compound has a degree of ketimination of 90% or higher, or (3) the reaction is carried out in the presence of a catalyst selected from (i) a combination of a tertiary amine and a sulfonic acid and (ii) a salt between a tertiary amine and a sulfonic acid.Type: GrantFiled: May 17, 2004Date of Patent: June 5, 2007Assignee: Asahi Denka Co., Ltd.Inventors: Naohiro Fujita, Ryo Ogawa, Shoji Kusano
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Publication number: 20040236061Abstract: An epoxy resin curing agent composition containing a ketimine compound prepared by the reaction between a polyoxypropylenediamine component and a ketone compound, wherein (1) the polyoxypropylenediamine component is a 9/1 to 6/4 (by weight) mixture of polyoxypropylenediamine having a molecular weight of 200 and 500 and polyoxypropylenediamine having a molecular weight of 1000 to 3000, (2) the ketimine compound has a degree of ketimination of 90% or higher, or (3) the reaction is carried out in the presence of a catalyst selected from (i) a combination of a tertiary amine and a sulfonic acid and (ii) a salt between a tertiary amine and a sulfonic acid.Type: ApplicationFiled: May 17, 2004Publication date: November 25, 2004Applicant: ASAHI DENKA CO., LTD.Inventors: Naohiro Fujita, Ryo Ogawa, Shoji Kusano
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Patent number: 5081244Abstract: A pyrimidine derivative having the formula: ##STR1## wherein R is hydrogen atom, --CH.sub.2 CH.sub.2 S(O).sub.n R.sub.1 (wherein R.sub.1 is a lower alkyl group, and n is an integer of from 0 to 2) or ##STR2## (wherein each R.sub.1 is a lower alkyl group), A is a chlorine atom or a methoxy group, and each of D and E which may be the same or different, is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a halogen-substituted lower alkoxy group, or a salt thereof.Type: GrantFiled: December 22, 1989Date of Patent: January 14, 1992Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Shoji Kusano, Yasuhumi Toyokawa
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Patent number: 5019151Abstract: A 2-phenoxypridimine derivative having the formula: ##STR1## wherein X is a halogen atom or ##STR2## wherein X.sup.1 is a halogen atom, a lower alkyl group or a lower alkoxy group and k is 0, 1, or 2; R.sup.1 is a hydrogen atom, a benzyl group, --(CH.sub.2).sub.m R.sup.3 is a cyano group, a formyl group, a dialkylamino group, a phenyl group, a pyridyl group, a trimethylsilyl group, a naphthyl group, an alkoxycarbonyl group, a benzoyl group, an alkylthio group, a phenylthio group, an alkylsulfonyl group or a benzyloxy group and m is 1, 2, or ##STR3## wherein R.sup.4 is a hydrogen atom or a lower alkyl group, R.sup.5 is a lower alkyl group or ##STR4## wherein X.sup.2 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a nitro group, n is 0 or 1, provided that when R.sup.5 is an alkyl group, n is 1; and R.sup.2 is a chlorine atom or a methoxy group, provided that when R.sup.1 is a hydrogen atom or a benzyl group, X is ##STR5## and R.sup.2 is a methoxy group, when R.sup.Type: GrantFiled: April 19, 1990Date of Patent: May 28, 1991Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Yoshihiro Saito, Shoji Kusano, Yasufumi Toyokawa, Takeshige Miyazawa, Satoru Takahashi, Takayoshi Takehi
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Patent number: 4988704Abstract: Disclosed are pyrimidine derivatives represented by general formula ##STR1## wherein Z.sup.1 represents an alkynyl group, an alkenyl group, an alkoxy group, an alkenyloxy group, or an alkynyloxy group which may be substituted with a halogen atom, and Z.sup.2 represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, or a group of the formula ##STR2## where Z.sup.3 represents a hydrogen atom or a methyl group; or its salt, and processes for preparing same. Also, agricultural or horticultural compositions containing the pyrimidine derivatives as active ingredient are disclosed, which show high controlling activities for cucumber gray mold (Botrytis cinerea), cucumber downey mildew (Pseudoperonospora cubensis), Alternaria sooty spot of Chinese mustard (Alternaria brassicicola), rice blast (Pyricularia oryzae), etc.Type: GrantFiled: March 20, 1989Date of Patent: January 29, 1991Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Shigekazu Ito, Katsumi Masuda, Shoji Kusano, Toshihiro Nagata, Yoshiyuki Kojima, Nobumitsu Sawai, Shin-ichiro Maeno
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Patent number: 4985066Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein R.sup.1 is a formyl group, a dimethoxymethyl group or --COOR.sup.4 (wherein R.sup.4 is a hydrogen atom, a lower alkyl group, a benzyl group, an alkali metal atom, an alkaline earth metal atom or an organic ammonium group), R.sup.2 is a chlorine atom, a methyl group, a methoxy group or a difluoromethoxy group, R.sup.3 is a methyl group or a methoxy group, X is a halogen atom, a lower alkyl group, a lower alkoxy group, an amino group, a hydroxyl group, a nitro group or a cyano group, and n is 1 or 2.Type: GrantFiled: November 24, 1989Date of Patent: January 15, 1991Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Yoshihiro Saito, Shoji Kusano, Yasuhumi Toyokawa, Takeshige Miyazawa, Ikuo Kajiwara, Satoru Takahashi
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Patent number: 4969949Abstract: A pyrimidine derivative of the formula: ##STR1## wherein each of R.sup.1 and R.sup.2 which may be the same or different is an alkyl group, or R.sup.1 and R.sup.2 together with the adjacent carbon atom form a ring.Type: GrantFiled: March 21, 1989Date of Patent: November 13, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Masahiro Shigematsu, Shoji Kusano, Takayoshi Takehi, Takeshige Miyazawa, Yasufumi Toyokawa
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Patent number: 4946495Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein X is a halogen atom or ##STR2## wherein X.sup.1 is a halogen atom, a lower alkyl group or a lower alkoxy group and k is 0, 1 or 2; R.sup.1 is a hydrogen atom, a benzyl group, --(CH.sub.2).sub.m R.sup.3 wherein R.sup.3 is a cyano group, a formyl group, a dialkylamino group, a phenyl group, a pyridyl group, a trimethylsilyl group, a naphthyl group, an alkoxycarbonyl group, a benzoyl group, an alkylthio group, a phenylthio group, an alkylsulfonyl group or a benzyloxy group and m is 1, 2 or 3, or ##STR3## wherein R.sup.4 is a hydrogen atom or a lower alkyl group, R.sup.5 is a lower alkyl group or ##STR4## wherein X.sup.2 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a nitro group, n is 0 or 1, provided that when R.sup.5 is an alkyl group, n is 1; and R.sup.2 is a chlorine atom or a methoxy group, provided that when R.sup.1 is a hydrogen atom or a benzyl group, X is ##STR5## and R.sup.Type: GrantFiled: April 13, 1988Date of Patent: August 7, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Yoshihiro Saito, Shoji Kusano, Yasufumi Toyokawa, Takeshige Miyazawa, Satoru Takahashi, Takayoshi Takehi
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Patent number: 4932999Abstract: A pyrimidine compound having the formula: ##STR1## wherein X is a halogen atom, or a salt thereof.Type: GrantFiled: October 2, 1989Date of Patent: June 12, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Yoshihiro Saito, Nobuhide Wada, Shoji Kusano, Takeshige Miyazawa, Satoru Takahashi, Yasuhumi Toyokawa, Ikuo Kajiwara
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Patent number: 4931087Abstract: A picolinic acid derivative having the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkali metal atom, an alkaline earth metal atom, an alkylammonium group or ##STR2## [wherein R.sup.11 is a hydrogen atom or an alkyl group, R.sup.12 is an alkoxycarbonyl group, a cyano group, a halogen atom, an acetyl group, a pivaloyl group, a benzoyl group, an alkoxy group, a phenoxy group, a halogenoacetyloxy group, a methylsulfonyloxy group, a hydroxyl group, an alkylthio group, an alkylsulfonyl group, a phenylthio group, a dialkylamino group, a naphthyl group, a pyridyl group, ##STR3## (wherein W is a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a phenoxy group, a nitro group or an alkoxycarbonyl group, and e is 1 or 2) or ##STR4## (wherein each of R.sup.3 and R.sup.4 which may be the same or different, is a hydrogen atom, an alkyl group, an alkenyl group or a phenyl group), and m is an integer of from 0 to 2], each of R.sup.1 and R.sup.Type: GrantFiled: January 12, 1989Date of Patent: June 5, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Masahiro Shigematsu, Hideo Ohi, Shoji Kusano, Takeshige Miyazawa, Satoru Takahashi, Yasuhumi Toyokawa, Ikuo Kajiwara
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Patent number: 4923501Abstract: A pyrimidine derivative having the formula: ##STR1## wherein X is a halogen atom, a lower alkyl group or a phenoxy group (wherein said phenoxy group may be substituted by halogen, lower alkyl or lower alkoxy), and R is a hydrogen atom, a lower alkyl group, an alkoxyalkyl group, a benzyloxyalkyl group, an alkoxycarbonyl alkyl group, a cyanoalkyl group or a ##STR2## group (wherein R.sup.1 is a hydrogen atom or a lower alkyl group, and R.sup.2 is a lower alkyl group or a phenyl group which may be substituted by nitro), or a salt thereof.Type: GrantFiled: October 28, 1988Date of Patent: May 8, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Company, Ltd.Inventors: Yoshihiro Saito, Nobuhide Wada, Shoji Kusano, Takeshige Miyazawa, Satoru Takahashi, Yasuhumi Toyokawa, Ikuo Kajiwaca
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Patent number: 4906285Abstract: A pyrimidine derivative having the formula: ##STR1## wherein R is hydrogen atom, --CH.sub.2 CH.sub.2 S(O).sub.n R.sub.1 (wherein R.sub.1 is a lower alkyl group, and n is an integer of from 0 to 2) or ##STR2## (wherein each R.sub.1 is a lower alkyl group), A is a chlorine atom or a methoxy group, and each of D and E which may be the same or different, is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group or a halogen-substituted lower alkoxy group, or a salt thereof.Type: GrantFiled: December 21, 1988Date of Patent: March 6, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Shoji Kusano, Yasuhumi Toyokawa
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Patent number: 4900352Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein R.sup.1 is a formyl group, a dimethoxymethyl group or --COOR.sup.4 (wherein R.sup.4 is a hydrogen atom, a lower alkyl group, a benzyl group, an alkali metal atom, an alkaline earth metal atom or an organic ammonium group), R.sup.2 is a chlorine atom, a methyl group, a methoxy group or a difluoromethoxy group, R.sup.3 is a methyl group or a methoxy group, X is a halogen atom, a lower alkyl group, a lower alkoxy group, an amino group, a hydroxyl group, a nitro group or a cyano group, and n is 1 or 2.Type: GrantFiled: December 29, 1988Date of Patent: February 13, 1990Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Yoshihiro Saito, Shoji Kusano, Yasuhumi Toyokawa, Takeshige Miyazawa, Ikuo Kajiwara, Satoru Takahashi
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Patent number: 4889552Abstract: A 2-phenoxypyrimidine derivative having the formula: ##STR1## wherein R is a formyl group or --COOR.sup.1 wherein R.sup.1 is a hydrogen atom, a lower alkyl group, a 2-methylsulfonylethyl group, a diethoxypropyl group, a lower alkenyl group, a lower alkynyl group, a haloalkyl group, a haloalkenyl group, an alkoxyalkyl group, a hydroxyalkyl group, a cycloalkyl group, a phenyl group or ##STR2## wherein Y is a halogen atom, a methyl group or a methoxy group and n is 0, 1 or 2; and X is a halogen atom, an alkynyloxy group, an alkenyloxy group, an alkylthio group, an alkoxyalkyloxy group, a haloalkoxy group, an acetyloxy group, a benzoyloxy group, a formyl group, a trifluoromethyl group, a carboxyl group, an alkoxycarbonyl group, a dialkylamino group, a dimethoxymethyl group, ##STR3## wherein R.sup.2 is a hydrogen atom or a methyl group, Z is a chlorine atom or an alkyl group and m is 0, 1 or 2, or ##STR4## wherein R.sup.Type: GrantFiled: April 13, 1988Date of Patent: December 26, 1989Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Nobuhide Wada, Yoshihiro Saito, Shoji Kusano, Yasufumi Toyokawa, Takeshige Miyazawa, Satoru Takahashi
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Patent number: 4875930Abstract: As new compound is provided a cyclohexane derivative of the formula ##STR1## wherein R.sup.1 is a hydrogen or a lower alkyl; R.sup.2 is a lower alkyl; R.sup.3 is a hydrogen, an alkyl, an alkenyl, a hydroxyalkyl, a cycloalkyl, a morpholino, an aminoalkyl, an N-alkylaminoalkyl, an N,N-di-alkylaminoalkyl, an alkoxycarbonylalkyl, a group of the formula --(CH.sub.2).sub.l --R.sup.4 where R.sup.4 is a lower alkoxy, a lower alkylthio, a benzylthio, an anilino, a morpholino, a piperazino, a piperidino or a lower alkyl-substituted piperidino and l is 2 or 3, a group of the formula ##STR2## where X is a halogen, a lower alkyl, a lower alkoxy, a phenoxy or an alkoxycarbonylalkyloxy, m is zero or 1 and n is an integer of zero to 2, inclusive, a group of the formula --CH.sub.2 --R.sup.5 where R.sup.5 is a furyl, a thenyl or a pyridyl, or a group of the formula ##STR3## where R.sup.5 is as defined above; or a salt of said cyclohexane derivative.Type: GrantFiled: April 26, 1988Date of Patent: October 24, 1989Inventors: Masafumi Matsuzawa, Hiroshi Hokari, Shoji Kusano, Takeshige Miyazawa, Yasufumi Toyokawa
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Patent number: 4866201Abstract: A new compound is provided by a cyclohexane derivative of the formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, an alkylthioalkyl group or an unsubstituted or substituted phenyl group; and R.sup.1 represents an alkyl group, an unsubstituted or substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt of said cyclohexane compound.This cyclohexane compound exhibits useful plant-growth regulating effects on crop-plants and also non-crop plants such as lawn and may be prepared by cyclization of an acetonylsuccinic acid dialkyl ester, followed by reaction with an organic acid chloride and by intermolecular rearrangement.Type: GrantFiled: July 7, 1987Date of Patent: September 12, 1989Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Kenji Motojima, Takeshige Miyazawa, Yasufumi Toyokawa, Masafumi Matsuzawa, Hiroshi Hokari, Shoji Kusano
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Patent number: 4832729Abstract: A picolinic acid derivative having the formula: ##STR1## wherein R is a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkali metal atom, an alkaline earth metal atom, an alkylammonium group or ##STR2## [wherein R.sup.11 is a hydrogen atom or an alkyl group, R.sup.12 is an alkoxycarbonyl group, a cyano group, a halogen atom, an acetyl group, a pivaloyl group, a benzoyl group, an alkoxy group, a phenoxy group, a halogenoacetyloxy group, a methylsulfonyloxy group, a hydroxyl group, an alkylthio group, an alkylsulfonyl group, a phenylthio group, a dialkylamino group, a naphthyl group, a pyridyl group, ##STR3## (wherein W is a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, a phenoxy group, a nitro group or an alkoxycarbonyl group, and e is 1 or 2) or ##STR4## (wherein each of R.sup.3 and R.sup.4 which may be the same or different, is a hydrogen atom, an alkyl group, an alkenyl group or a phenyl group), and m is an integer of from 0 to 2], each of R.sup.1 and R.sup.Type: GrantFiled: April 13, 1987Date of Patent: May 23, 1989Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Masahiro Shigematsu, Hideo Ohi, Shoji Kusano, Takeshige Miyazawa, Satoru Takahashi, Yasuhumi Toyokawa, Ikuo Kajiwara
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Patent number: 4814338Abstract: Disclosed are pyrimidine derivatives represented by general formula ##STR1## wherein Z.sup.1 represents an alkynyl group, an alkenyl group, an alkoxy group, an alkenyloxy group, or an alkynyloxy group which may be substituted with a halogen atom, and Z.sup.2 represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, or a group of the formula ##STR2## where Z.sup.3 represents a hydrogen atom or a methyl group; or its salt; and processes for preparing same. Also, agricultural or horticultural compositions containing the pyrimidine derivatives as active ingredient are disclosed, which show high controlling activities for cucumber gray mold (Botrytis cinerea), cucumber downey mildew (Pseudoperonospora cubensis), Alternaria sooty spot of Chinese mustard (Alternaria brassicicola), rice blast (Pyricularia oryzae), etc.Type: GrantFiled: October 29, 1986Date of Patent: March 21, 1989Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Shigekazu Ito, Katsumi Masuda, Shoji Kusano, Toshihiro Nagata, Yoshiyuki Kojima, Nobumitsu Sawai, Shin-ichiro Maeno
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Patent number: 4770691Abstract: As new compounds are provided 2-(4',6'-di-substituted pyrimidine-2'-yl)oxy- or thio-benzoic acid derivatives of the formula ##STR1## wherein R is hydrogen, hydroxy, alkoxy, alkenyloxy, alkylthio or other substituents, R.sup.1 and R.sup.2 are each a halo, alkyl, alkoxy or other substituents; and X is oxygen or sulfur atom. These new compounds are useful as herbicidal agent effective to inhibit the growth of annual weeds and also perennial weeds predominant in irrigated fields of aquatic rice plants and in plowed fields.Type: GrantFiled: October 15, 1986Date of Patent: September 13, 1988Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Yukio Nezu, Kazuhiko Sugiyama, Shoji Kusano, Yasufumi Toyokawa, Takeshige Miyazawa, Ikuo Kajiwara
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Patent number: 4678496Abstract: As new compound is provided a cyclohexane derivative of the formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, an alkylthioalkyl group or an unsubstituted or substituted phenyl group; and R.sup.1 represents an alkyl group, an unsubstituted or substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt of said cyclohexane compound.This cyclohexane compound exhibits useful plant-growth regulating effects on crop-plants and also non-crop plants such as lawn and may be prepared by cyclization of an acetonylsuccinic acid dialkyl ester, followed by reaction with an organic acid chloride and by intermolecular rearrangement.Type: GrantFiled: August 1, 1985Date of Patent: July 7, 1987Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Kenji Motojima, Takeshige Miyazawa, Yasufumi Toyokawa, Masafumi Matsuzawa, Hiroshi Hokari, Shoji Kusano