WO1997008139A1 - Composes soufres et procede de production - Google Patents
Composes soufres et procede de production Download PDFInfo
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- WO1997008139A1 WO1997008139A1 PCT/JP1996/002244 JP9602244W WO9708139A1 WO 1997008139 A1 WO1997008139 A1 WO 1997008139A1 JP 9602244 W JP9602244 W JP 9602244W WO 9708139 A1 WO9708139 A1 WO 9708139A1
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/34—Compounds containing oxirane rings with hydrocarbon radicals, substituted by sulphur, selenium or tellurium atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides
- C07C321/24—Thiols, sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of six-membered aromatic rings
- C07C321/28—Sulfides, hydropolysulfides, or polysulfides having thio groups bound to carbon atoms of six-membered aromatic rings
- C07C321/30—Sulfides having the sulfur atom of at least one thio group bound to two carbon atoms of six-membered aromatic rings
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C327/00—Thiocarboxylic acids
- C07C327/20—Esters of monothiocarboxylic acids
- C07C327/22—Esters of monothiocarboxylic acids having carbon atoms of esterified thiocarboxyl groups bound to hydrogen atoms or to acyclic carbon atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F228/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur
- C08F228/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur by a bond to sulfur
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
- C08G18/3876—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur containing mercapto groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
- C08G75/02—Polythioethers
Definitions
- the present invention relates to a novel sulfur-containing compound and a method for producing the same, and more particularly, to a plastic lens for glasses, a Fresnel lens, a lenticule lens, an optical disk substrate, a plastic optical fiber, a prism sheet for LCD, It is useful as a raw material for polymerization of optical materials such as optical plates and diffusion sheets, paints, adhesives, encapsulants, etc. Particularly useful as a raw material (monomer) for polymerization of optical materials is a novel sulfur-containing compound. And its manufacturing method. Background art
- resins for organic optical materials are widely used as various materials in recent years because they are lighter and easier to handle than glass and the like.
- polystyrene resins As such resins for organic optical materials, polystyrene resins, methyl methacrylate resins, polycarbonate resins, diethylene glycol diaryl carbonate resins, and the like have been widely used.
- diethylene glycol diaryl carbonate resin which is used as a lens material, has a low refractive index of 1.50. Thick The disadvantage is that the appearance of the lens deteriorates and the weight increases.
- Japanese Patent Publication No. 5-4444 discloses a resin having a halogen introduced into an aromatic ring.
- the resin obtained by this technology has a high refractive index of 1.60, it has a high specific gravity of 1.37, which is not satisfactory in terms of the lightness of the lens, which is a characteristic of plastic lenses. .
- Japanese Patent Publication No. 415,249 and Japanese Patent Application Laid-Open No. 60-199,016 disclose a technique for obtaining a resin by polymerization of an isocyanate compound and polythiol.
- this resin also has a large refractive index of 1.60, it has a specific gravity of 1.30 or more, a relatively low polymerization temperature, and a high polymerization rate, making it difficult to control heat during polymerization.
- An object of the present invention is to provide a novel sulfur-containing compound which is a monomer suitable for producing a resin having a high refractive index in view of the above-mentioned current situation, and a method for producing the same.
- the gist of the present invention is:
- n represents an integer of 0 to 2.
- R is a hydrogen atom, a vinyl group, a methacryloyl group, a vinylbenzyl group, a glycidyl group, an acryloyl group
- R in the general formula (I) is a hydrogen atom, a vinyl group, a methacryloyl group, a vinylbenzyl group, or a glycidyl group.
- n represents an integer of 1 or 2.
- n represents an integer of 1 or 2.
- n represents an integer of 1 or 2.
- n represents an integer of 1 or 2.
- n represents an integer of 0 to 2.
- R ′ represents a vinyl group, a methacryloyl group, a vinylbenzyl group, a glycidyl group, an acryloyl group, or an aryl group.
- X represents a chlorine atom, a bromine atom or an iodine atom.
- n represents an integer of 0 to 2.
- R ′ represents a vinyl group, a methacryloyl group, a vinylbenzyl group, a glycidyl group, an acryloyl group, or an aryl group.
- n represents an integer of 0 to 2.
- two Xs may be the same or different and represent a chlorine atom, a bromine atom or an iodine atom.
- n represents an integer of 0 to 2.
- novel sulfur-containing compound of the present invention has the following general formula (I)
- R in the above general formula (I) includes a hydrogen atom, a vinyl group, a methacryloyl group, a vinylbenzyl group, a glycidyl group, an acryloyl group, or an aryl group.
- a hydrogen atom, a vinyl group, a methacryloyl group, a vinylbenzyl group, or a glycidyl group is preferable.
- the two Rs may be the same or different.
- n represents an integer of 0 to 2.
- R is a hydrogen atom
- novel sulfur-containing compound of the present invention can be suitably produced by the production methods of the present invention described below, but is not limited to those obtained by these production methods.
- the production method of the present invention can be divided into the first embodiment to the fourth embodiment according to the type of R and the like.
- the production method of the present invention will be described in detail.
- novel sulfur-containing compound represented by the above general formula (I) of the present invention wherein R is a hydrogen atom, can be synthesized, for example, by a method represented by the following formula (first embodiment) ).
- m represents an integer of 1 or 2
- X represents a chlorine atom, a bromine atom or an iodine atom.
- the object is obtained by reacting bis (418-octenomethylphenyl) sulfide represented by the above general formula (II) with dithiol represented by the above general formula (III) in the presence of a base.
- a new sulfur-containing compound can be obtained.
- dithiol examples include 1,2-ethanedithiol, bis (2-mercaptoethyl) sulfide and the like, and the amount of the dithiol used is usually 3 to 30 times in molar ratio with respect to bis (4-halogenomethylphenyl) sulfide. Preferably, it is 6 to 20 times. If the ratio is less than 3 times, the oligomer component tends to be by-produced, which is not preferable.
- Bases that can be used include tertiary amines such as trimethylamine, triethylamine, tripropylamine, tributylamine, N, N-dimethylaniline, pyridines such as pyridine, and 2,6-dimethylviridine.
- Metal hydroxides such as sodium hydroxide, sodium hydroxide, and hydroxides
- metal carbonates such as sodium carbonate and potassium carbonate, sodium methylate, sodium ethylate, and potassium tert-butylate Metal alcoholate is mentioned.
- the amount of the base to be used is generally 2 to 5 times, preferably 2 to 3 times, the molar ratio of bis (4-halogenomethylphenyl) sulfide.
- the reaction temperature is from 110 to 150, preferably from 0 to 100. When the reaction temperature exceeds 150 ° C., by-products increase, and not only the yield of the target novel dithiol compound decreases, but also the degree of coloring increases, which is not preferable.
- an excess of dithiol also serves as a reaction solvent, but an organic solvent may be used in combination.
- the usable organic solvent include hydrocarbons such as toluene, xylene, hexane, and cyclohexane, and chlorides. Halogenated hydrocarbons such as methylene, chloroform, 1,2-dichloromethane, monochlorobenzene, and 0-cyclobenzene are not listed.
- m represents an integer of 1 or 2
- X represents a chlorine atom, a bromine atom or an iodine atom.
- A represents a salt formed together with a mineral acid such as hydrochloric acid, sulfuric acid, phosphoric acid, and hydrogen bromide. Represents the anion part.
- the bis (4-halogenomethylphenyl) sulfide represented by the above general formula ( ⁇ ) is reacted with the mercaptoalcohol represented by the above general formula (IV) in the presence of a base, and then the presence of a mineral acid.
- the desired new sulfur-containing compound can be obtained by reacting thiourea below to form an isothiuronium salt and then hydrolyzing it.
- the base may be present in a salt form together with the mercapto alcohol represented by the general formula (IV).
- mercapto alcohol examples include 2-mercaptoethanol, 2- (2-mercaptoethylthio) ethanol, etc., and the amount used is usually a molar ratio to bis (418-octenomethylphenyl) sulfide. It is 2 to 5 times, preferably 2 to 3 times.
- Examples of the base that can be used include the above-mentioned tertiary amines, pyridines, metal hydroxides, metal carbonates, metal alcoholates and the like.
- the amount of the base to be used is generally 2 to 5 times, preferably 2 to 3 times, the molar ratio of bis (4-halogenomethylphenyl) sulfide.
- the reaction temperature with mercapto alcohol is 10 ⁇ 150 ° C, preferably Ku is 0 ⁇ 1 0 0 e C.
- Ku is 0 ⁇ 1 0 0 e C.
- organic solvent examples include the hydrocarbons and halogenated hydrocarbons described above.
- phase transfer catalyst for example, a quaternary ammonium salt such as tetra-n-butylammonium bromide can be used.
- the amount of thiourea used for the production of isothiuronium salt is usually 2 to 8 times, preferably 2 to 6 times, the molar ratio of bis (4-halogenomethylphenyl) sulfide.
- the mineral acids that can be used include hydrochloric acid, sulfuric acid, phosphoric acid, hydrogen bromide and the like.
- the amount of the mineral acid used is usually 2 to 1 in terms of the molar ratio to bis (4-halogenomethylphenyl) sulfide. It is 2 times, preferably 2 to 8 times.
- the reaction temperature for the production of isothiuronium salt is from 20 to 120, preferably from 40 to 110.
- Examples of the solvent that can be used at that time include the hydrocarbons and halogenated hydrocarbons described above.
- the hydrolysis is usually performed in the presence of a base.
- a base in addition to the above-mentioned tertiary amine, metal hydroxide, metal carbonate, metal alcoholate, ammonia, monomethylamine, monoethylamine, monobutylamine, dimethylamine And primary and secondary amides such as getylamine, dibutylamine and the like.
- the amount used is usually 2 to 12 times, preferably 2 to 8 times, the molar ratio of bis (4-halogenomethylphenyl) sulfide.
- the reaction temperature is 30 to 120 eC, preferably 40 to 110 ° C.
- R is a vinyl group, a methacryloyl group
- novel sulfur-containing compound that is a vinylbenzyl group, a glycidyl group, an acryloyl group, or an aryl group can be synthesized, for example, by a method represented by the following formula (third embodiment).
- n represents an integer of 0 to 2.
- R ′ represents a butyl group, a methacryloyl group, a vinylbenzyl group, a glycidyl group, an acryloyl group, or an aryl group.
- X is a chlorine atom. Represents a bromine atom or an iodine atom.
- the desired novel sulfur-containing compound is obtained.
- the base may be present in the form of a salt previously formed together with the aromatic ring-containing dithiol represented by the general formula (V).
- the dithiol in which n is 0 in the above general formula (V) can be obtained, for example, by reacting bis (4-1halogenomethylphenyl) sulfide with thiourea and then hydrolyzing.
- Halogen derivatives include vinyl chloride, vinyl bromide, vinyl iodide, methacrylic acid chloride, methacrylic acid bromide, chloromethylstyrene, bromomethylstyrene, iodomethylstyrene, and Examples thereof include picrohydrin, epibutyrohydrin, acrylic acid chloride, acrylic acid butylide, acrylyl chloride, acrylyl bromide, acrylyl iodide and the like.
- the amount of the halogen derivative to be used is usually 2 to 8 times, preferably 2 to 6 times, the molar ratio to the dithiol of the general formula (V).
- Examples of the base that can be used include the above-mentioned tertiary amines, pyridines, metal hydroxides, metal carbonates, metal alcoholates, and the like, and the amount used is based on the dithiol of the general formula (V).
- the molar ratio is usually 2 to 12 times, preferably 2 to 8 times.
- solvent examples include the above-mentioned hydrocarbons, halogenated hydrocarbons, dimethyl sulfoxide, sulfolane, N, N-dimethylformamide, N, N-dimethylacetamide, and N-methylpyrrolamide.
- polar solvents such as don and ethylen glycol.
- the reaction temperature is from ⁇ 10 to 200, preferably from 0 to 150 ° C.
- a quaternary ammonium salt such as tetra-n-butylammonium amide can be used.
- a reducing agent such as sodium borohydride can be used.
- R in the general formula (I) is a methacryloyl group
- the compound to be introduced with R is not limited to the halogen derivative represented by the general formula (VI), Also, methacrylic anhydride and the like can be used.
- R in the general formula (I) is a vinyl group, it can be synthesized by the following method (fourth embodiment). (SCH2CH2) n SCH2CH2X
- n represents an integer of 0 to 2.
- Two Xs may be the same or different and represent a chlorine atom, a bromine atom or an iodine atom.
- the base in the first reaction may be present in the form of a salt with a dithiol containing an aromatic ring represented by the general formula (V) in advance.
- Dihalogenoethane includes dichloroethane, chlorobromoethane
- the dithiol is used in an amount of usually 2 to 30 times, preferably 6 to 20 times the molar ratio of dithiol, and also serves as a reaction solvent.
- the reaction solvent the above-mentioned hydrocarbons and halogenated hydrocarbons can also be used.
- Examples of the base that can be used include the aforementioned tertiary amines, metal hydroxides, metal carbonates, metal alcoholates, and the like.
- the amount used is usually 2 to 5 times, preferably 2 to 3 times, the molar ratio of dithiol.
- the reaction temperature is from 110 to 150, preferably from 0 to 80.
- a phase transfer catalyst for example, a quaternary ammonium salt such as tetra-n-butylammonium bromide and the like can be used, and further, a reducing agent such as sodium borohydride can be used.
- the base in the dehydrohalogenation is the same as described above, and its use amount is usually 2 to 8 times, preferably 2 to 5 times, the molar ratio of dithiol. At this time, good results can be obtained by using a polar solvent such as dimethyl sulfoxide or N, N-dimethylformamide described above as the solvent.
- a polar solvent such as dimethyl sulfoxide or N, N-dimethylformamide described above as the solvent.
- the reaction temperature at this time is 110 to 120, preferably 0 to 80 ° C.
- the novel sulfur-containing compound of the present invention can obtain a polymer used for an optical material, a paint, an adhesive, a sealant, or the like by homopolymerization or copolymerization.
- Examples of the compound that can be copolymerized with the novel sulfur-containing compound represented by the general formula (I) in the present invention include a monomer having a vinyl group, an oligomer, a monomer having an epoxy group, an oligomer, and a compound having an isocyanate group.
- Monomer, Monomer with isothiosinate group Monomers, oligomers, etc. having a thiol group can be selected according to the purpose of use, and not only monofunctional compounds but also polyfunctional compounds can be selected, and two or more of these compounds can be used in combination.
- Examples of monomers and oligomers having a vinyl group include styrene, divinylbenzene, methyl (meth) acrylate, diethylene glycol dimethacrylate, propylene glycol di (meth) acrylate, Glycidyl (meth) acrylate and the like.
- Examples of monomers and oligomers having an epoxy group include phenyl glycidyl ether, 2-ethylhexyl glycidyl ether, and glycidyl ether of bisphenol A.
- Examples of the monomer having an isocyanate group include xylylenediisocyanate, dichlorodiphenyldiisocyanate, hexamethylenediisocyanate, and bis (isosinatemethyl) cyclohexane.
- Examples of the monomer having an isothiosinate group include xylylenediisothiosinate, dichlorodiphenyldiisothiosinate, hexamethylene diisothiosinate, and bis (isothiosinate methyl) cyclohexane.
- Monomers having a thiol group, and oligomers include 1,3-benzenedithiol, 1,4-benzenedithiol, bis (4-mercaptophenyl) sulfide, 1,2-ethanedithiol, and penis Probionet and the like.
- the composition containing the monomer and the oligomer which can be copolymerized with the novel sulfur-containing compound of the present invention can be copolymerized by heat, light or the like by a usual method.
- the novel sulfur-containing compound of the present invention has a refractive index of 1.60 or more
- the cured product obtained by copolymerizing the above-mentioned composition is the same as the other monomer.
- one having a high refractive index of 1.6 or more can be obtained.
- Example 1 Example 1
- Example 4 111.4 g (0.40 mol) of bis (4-mercaptomethylphenyl) sulfide was added to 4,4′-bis (4-mercapto-12-thiabutyl) phenyls The reaction and purification were conducted in the same manner as described above, except that the amount of sulfide was changed to 159.5 g (0.40 mol) to obtain a colorless transparent liquid. An analysis was performed to determine the structure of the new vinyl compound. The results are shown below.
- Example 4 111.4 g (0.40 mol) of bis (4-mercaptomethylphenyl) sulfide was added to 4,4,1-bis (7-mer The reaction was carried out in the same manner as described above, except that capto-1,2,5-dithiaheptyl) phenylsulfide was replaced with 207.6 g (0.40 mol), and purified by recrystallization to obtain a white solid.
- the white solid was identified as 4,4'-bis (7-ethenylthio 2,2,5-dithiaheptyl) phenyl sulfide. 0 The yield was 92.5 g, and the yield was 4 4,1bis (7-mercapto 2,5-dithiaheptyl) 81% against phenyl sulfide
- the colorless transparent liquid was identified as 4,4'-bis (methacryloylthiomethyl) phenyl sulfide.
- the yield was 99.5, and the yield was 96% based on the bis (4-mercaptomethylphenyl) sulfide as the raw material.
- a four-piece flask with a capacity of 500 m1 equipped with a stirrer, thermometer and cooling tube was charged with 30 g (0.75 mol) of sodium hydroxide and 0.4 mol of sodium borohydride. 7 g (0.0125 mol), 4,9′-bis (4-mercapto-12-thiaptyl) phenyl sulfide 99.7 g (0.25 mol) and water 270 g Charge, 80 ⁇ 85. The mixture was stirred at C for 4 hours.
- the colorless transparent liquid was identified as 4,4′-bis (4-methacryloylthio-12-thiaptyl) phenyl sulfide.
- the yield was 11.7 g, and the yield was 88% based on the raw material 4,4'-bis (4-mercapto-12-thiabutyl) phenyl sulfide.
- the reaction was then warmed to 6 0 e C, over a period of 2 hours 4 5% sodium hydroxide aqueous solution 2 1 3. 5 g (2. 4 mol) while maintaining the reaction temperature at 6 0-6 5 And dropped. Thereafter, stirring was continued at the same temperature for 10 hours. After completion of the reaction, 255 g of water and 500 g of toluene were added to the reaction solution, and the mixture was separated while keeping the temperature at 60 to 55. Then, the organic layer was washed twice with 255 g of water. Thereafter, the organic layer was concentrated and purified by column chromatography to obtain a colorless transparent liquid.
- the colorless transparent liquid was identified as 4,4'-bis (monomethacryloylthio-1,2,5-dithiaheptyl) phenyl sulfide.
- the yield was 139.27 g, and the yield was 85% based on the raw material 4,4′-bis (7-mercapto-1,2,5-dithiaheptyl) phenyl sulfide.
- novel sulfur-containing compound of the present invention By co-polymerizing the novel sulfur-containing compound of the present invention with various copolymerizable compounds, an excellent cured product having a high refractive index can be obtained. Therefore, the novel sulfur-containing compound of the present invention can be used as an extremely useful monomer for providing optical materials, paints, adhesives, sealing materials, and the like having excellent physical properties.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Epoxy Compounds (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU66691/96A AU716105B2 (en) | 1995-08-22 | 1996-08-07 | Novel sulfur compounds and process for producing the same |
US08/809,929 US5834621A (en) | 1995-08-22 | 1996-08-07 | Novel sulfur-containing compound and method for preparing the same |
KR1019970702156A KR970706246A (ko) | 1995-08-22 | 1996-08-07 | 신규 황 함유 화합물 및 그의 제조방법(novel sulfur compounds and process for producing the same) |
DE69622368T DE69622368T2 (de) | 1995-08-22 | 1996-08-07 | Schwefelverbindungen und verfahren zu ihrer herstellung |
EP96926598A EP0791579B1 (en) | 1995-08-22 | 1996-08-07 | Sulfur compounds and process for producing the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP7237799A JPH0959248A (ja) | 1995-08-22 | 1995-08-22 | 新規含硫黄化合物及びその製造方法 |
JP7/237799 | 1995-08-22 |
Publications (1)
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WO1997008139A1 true WO1997008139A1 (fr) | 1997-03-06 |
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ID=17020598
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PCT/JP1996/002244 WO1997008139A1 (fr) | 1995-08-22 | 1996-08-07 | Composes soufres et procede de production |
Country Status (9)
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US (1) | US5834621A (ja) |
EP (1) | EP0791579B1 (ja) |
JP (1) | JPH0959248A (ja) |
KR (1) | KR970706246A (ja) |
CN (1) | CN1166168A (ja) |
AU (1) | AU716105B2 (ja) |
CA (1) | CA2203259A1 (ja) |
DE (1) | DE69622368T2 (ja) |
WO (1) | WO1997008139A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001040175A1 (fr) * | 1999-12-02 | 2001-06-07 | Tokuyama Corporation | Procede de production de composes sulfures |
JP2010285378A (ja) * | 2009-06-12 | 2010-12-24 | Sumitomo Seika Chem Co Ltd | アルキルスルフィド化合物の製造方法 |
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JP3068562B2 (ja) | 1998-06-12 | 2000-07-24 | ホーヤ株式会社 | 光学部材用コーティング組成物、それを用いて得られる薄膜層及びそれを有する光学部材 |
JP2000186086A (ja) * | 1998-10-15 | 2000-07-04 | Mitsubishi Gas Chem Co Inc | エピスルフィド化合物の製造方法 |
JP2000186087A (ja) * | 1998-10-15 | 2000-07-04 | Mitsubishi Gas Chem Co Inc | エピスルフィド化合物の製造方法 |
JP4947845B2 (ja) * | 2000-03-27 | 2012-06-06 | 三井化学株式会社 | チオール化合物の製造方法 |
JP4321055B2 (ja) * | 2002-12-05 | 2009-08-26 | 三菱瓦斯化学株式会社 | 含硫ポリチオール化合物および高屈折率硬化物 |
US6830834B2 (en) | 2003-04-29 | 2004-12-14 | Canon Kabushiki Kaisha | Organic light emitting devices with host-guest bonding |
WO2008117839A1 (ja) * | 2007-03-23 | 2008-10-02 | Tohto Kasei Co., Ltd. | 新規多価ヒドロキシ化合物、該化合物の製造方法、該化合物を用いたエポキシ樹脂並びにエポキシ樹脂組成物及びその硬化物 |
JP5717370B2 (ja) * | 2010-07-30 | 2015-05-13 | 住友精化株式会社 | (メタ)アクリル酸チオエステルの製造方法 |
CN102584654A (zh) * | 2012-02-13 | 2012-07-18 | 锦西化工研究院 | 一种巯乙基巯异丙基硫醚的合成方法 |
WO2015181210A1 (en) * | 2014-05-30 | 2015-12-03 | Basf Se | Polymer for use as protective layers and other components in electrochemical cells |
US11377433B2 (en) | 2018-06-29 | 2022-07-05 | Mitsubishi Gas Chemical Company, Inc. | Method for producing polyfunctional sulfur-containing epoxy compound |
JP7228325B2 (ja) * | 2019-01-07 | 2023-02-24 | 四国化成ホールディングス株式会社 | チオール化合物、その合成方法および該チオール化合物の利用 |
CN115894881B (zh) * | 2022-11-04 | 2024-02-27 | 常州瑞杰新材料科技有限公司 | 一种刚韧兼具的阻燃液晶聚合物及其制备方法 |
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US4605774A (en) * | 1978-09-18 | 1986-08-12 | Mobay Corporation | Preparation of bis(4-hydroxyphenyl thio)benzenes |
JPS60199016A (ja) * | 1984-03-23 | 1985-10-08 | Mitsui Toatsu Chem Inc | チオカルバミン酸s―アルキルエステル系レンズ用樹脂の製造方法 |
US5077436A (en) * | 1985-02-22 | 1991-12-31 | Mitsui Toatsu Chemicals, Inc. | Bis(3-aminophenoxy) aromatics and method of preparing the same |
EP0235743B1 (en) * | 1986-03-01 | 1990-01-31 | MITSUI TOATSU CHEMICALS, Inc. | High-refractivity plastic lens resin |
JPH0415249A (ja) * | 1990-05-09 | 1992-01-20 | Nippon Steel Corp | 液晶性ポリエステルカーボネート樹脂組成物 |
JPH054404A (ja) * | 1991-06-27 | 1993-01-14 | Seiko Epson Corp | シリアルプリンタの印字ヘツド搬送装置 |
-
1995
- 1995-08-22 JP JP7237799A patent/JPH0959248A/ja active Pending
-
1996
- 1996-08-07 CA CA002203259A patent/CA2203259A1/en not_active Abandoned
- 1996-08-07 CN CN96191217A patent/CN1166168A/zh active Pending
- 1996-08-07 DE DE69622368T patent/DE69622368T2/de not_active Expired - Fee Related
- 1996-08-07 AU AU66691/96A patent/AU716105B2/en not_active Ceased
- 1996-08-07 WO PCT/JP1996/002244 patent/WO1997008139A1/ja active IP Right Grant
- 1996-08-07 US US08/809,929 patent/US5834621A/en not_active Expired - Fee Related
- 1996-08-07 EP EP96926598A patent/EP0791579B1/en not_active Expired - Lifetime
- 1996-08-07 KR KR1019970702156A patent/KR970706246A/ko not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5543092A (en) * | 1978-09-18 | 1980-03-26 | Mobay Chemical Corp | Bis*44hydroxyphenylthio*benzene and bis*44hydroxyphenylsulfonyl*benzene*their manufacture and use |
JPS6245563A (ja) * | 1985-08-22 | 1987-02-27 | Mitsui Toatsu Chem Inc | ビス(3−ニトロフエノキシ)化合物の製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP0791579A4 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001040175A1 (fr) * | 1999-12-02 | 2001-06-07 | Tokuyama Corporation | Procede de production de composes sulfures |
AU777978B2 (en) * | 1999-12-02 | 2004-11-11 | Tokuyama Corporation | Method of preparing a sulfur-containing compound |
EP1149830A4 (en) * | 1999-12-02 | 2005-04-27 | Tokuyama Corp | PROCESS FOR PRODUCING SULFIDE COMPOUNDS |
JP2010285378A (ja) * | 2009-06-12 | 2010-12-24 | Sumitomo Seika Chem Co Ltd | アルキルスルフィド化合物の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP0791579A4 (en) | 2000-05-03 |
JPH0959248A (ja) | 1997-03-04 |
KR970706246A (ko) | 1997-11-03 |
DE69622368D1 (de) | 2002-08-22 |
CA2203259A1 (en) | 1997-03-06 |
AU6669196A (en) | 1997-03-19 |
US5834621A (en) | 1998-11-10 |
EP0791579A1 (en) | 1997-08-27 |
CN1166168A (zh) | 1997-11-26 |
AU716105B2 (en) | 2000-02-17 |
DE69622368T2 (de) | 2002-12-19 |
EP0791579B1 (en) | 2002-07-17 |
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