WO2005102983A1 - 含フッ素アクリル酸エステルの製造方法 - Google Patents
含フッ素アクリル酸エステルの製造方法 Download PDFInfo
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- WO2005102983A1 WO2005102983A1 PCT/JP2005/007314 JP2005007314W WO2005102983A1 WO 2005102983 A1 WO2005102983 A1 WO 2005102983A1 JP 2005007314 W JP2005007314 W JP 2005007314W WO 2005102983 A1 WO2005102983 A1 WO 2005102983A1
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- Prior art keywords
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- alcohol
- fluoroalkyl
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/272—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions
- C07C17/275—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions of hydrocarbons and halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
- C07C17/272—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions
- C07C17/278—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions of only halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
- C07C19/16—Acyclic saturated compounds containing halogen atoms containing fluorine and iodine
-
- 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
- C08F14/00—Homopolymers and 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 halogen
- C08F14/18—Monomers containing fluorine
-
- 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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/22—Esters containing halogen
- C08F220/24—Esters containing halogen containing perhaloalkyl radicals
Definitions
- the present invention relates to a method for producing a mixture of fluorinated acrylates containing less impurities.
- R 1 represents a hydrogen atom, a methyl group or a halogen atom, and ⁇ is an integer of 0 or more.
- the fluorinated acrylic acid ester represented by is used as a monomer in the production of a fluorinated phthalate-based polymer which is an active ingredient of a water / oil repellent.
- Various methods have been proposed for producing this monomer in advance.
- Japanese Patent Publication No. 39-18112 and Japanese Patent Publication No. 48-30611 describe a reaction between a fluorinated alkylnode and an alkali metal salt of a carboxylic acid in a specific solvent.
- a method is disclosed.
- Japanese Patent Publication No. Hei 4-16451, Japanese Patent Publication No. Hei 4-16452 and Japanese Patent Publication No. 61-57813 disclose a method for producing a fluorine-containing ester, and the fluorine-containing ester obtained by the method is disclosed in It mentions that the ester can be converted to an acrylic ester.
- 9-59215 discloses that a fluorine-containing acryl-containing compound represented by the above formula (1) is obtained by reacting a fluorine-containing alkylnode with a specific betaine compound and treating with an alkali. A method for producing an acid ester is disclosed.
- a method for producing a fluorinated acrylate a method is also known in which a fluoroalkyl halide is converted into a fluorinated alkyl alcohol and then converted to a fluorinated acrylate.
- Japanese Patent Application Laid-Open No. 59-181239 discloses a method for producing a fluorinated acrylic ester by reacting a fluorinated alkyl alcohol with acrylic acid or methacrylic acid in the presence of concentrated sulfuric acid or fuming sulfuric acid.
- the JP-A-2-295948 discloses a method of reacting a fluorinated alkyl alcohol with methacrylic acid in the presence of phosphoric anhydride.
- No. 3,719,698 describes that a fluorinated alkyl alcohol is added to a conjugate obtained by reacting acrylic acid or methacrylic acid with an anhydride of trifluoroacetic acid, followed by calcination.
- a method for producing a fluorine acrylate ester is disclosed.
- JP-A-59-117503, JP-A-59-117504 and JP-A-3-163044 disclose acrylic acid or methacrylic acid nodide with a fluorine-containing alcohol.
- a method of producing a fluorinated acrylate by reacting in an aqueous solution of an alkali metal hydroxide is disclosed.
- RI is a fluoroalkyl group f f
- Fluoroalkyl iodides are used.
- ethylene is used by adding it to the method described in Japanese Patent Publication No. 61-57813.
- this is used as a raw material for alcohol.
- RI is, for example, a telomer produced by a telomerization reaction.
- the monomer represented by the above formula (1) is prepared by reacting a fluoroalkyl alcohol with an acrylic acid conjugate. It is known that when the monomer is produced and the obtained monomer is polymerized, the product contains an alcohol represented by the following formula (2) in addition to the polymer. This alcohol does not function as an active ingredient of the water / oil repellent.
- a preferable monomer constituting the polymer of the water / oil repellent is one having an n force S3 or more in the above formula (1).
- the monomer where n is 3 or more is produced by using a fluoroalkyl alcohol represented by the formula (2) and n is 3 or more.
- the monomer contains unreacted alcohol, which remains in the polymer after polymerizing the monomer.
- those with n 3, ie CF CH CH OH is oxidized to CF COOH (perfluorooctanoic acid: PFOA).
- the compound represented by the formula (2) is removed from the polymer, thereby preventing PFOA from being included in the final product.
- One method for preventing these compounds from being included in the polymer is to remove these compounds at the monomer stage by rectification or the like.
- the fluoroalkyl alcohol is generally subjected to esterification as a mixture of compounds in which n is 0 or more, a mixture of alcohols having different values of n remains in the monomer.
- the alcohol is close to the boiling point of the fluorinated acrylate ester to be used in the polymerization. Therefore, it is difficult to remove all impurities (ie, a plurality of alcohols) by a simple operation at a monomer stage.
- the present invention has been made in view of a powerful situation, and an object of the present invention is to provide a method for producing a fluorinated acrylate ester that enables a polymer having a small amount of impurities to be produced. .
- the present inventors have proposed a fluoroalkyl alcohol represented by CF (CFCF) CHCHOH.
- R 1 represents a hydrogen atom, a methyl group or a halogen atom, and ⁇ is an integer of 0 or more.
- Equation (A) (2) A method for producing a mixture of fluorine-containing acrylates represented by Equation (A) (2):
- n is an integer of 0 or more
- step (B) an esterification step of reacting the mixture of fluoroalkyl alcohols obtained in step (A) with an acrylic acid compound to obtain a mixture containing a fluorinated acrylate;
- a manufacturing method comprising:
- the “mixture of fluorine-containing acrylic esters” refers to a mixture containing two or more esters having different values of n in the formula (1).
- the fluorinated acrylate can be obtained as a mixture in which the value of the force n obtained as such a mixture is specified to only one.
- the “mixture” t, Terms are used.
- ⁇ mixture '' is used for a compound containing a letter such as ⁇ n '' corresponding to the degree of polymerization in the chemical formula, in the sense of including a plurality of compounds having different n. Is done.
- the symbol “ ⁇ ” may be used to generically refer to compounds in which n is equal to or greater than k, and the symbol “ ⁇ ” may be used to generically refer to compounds in which n is equal to or less than k. .
- a mixture containing no compound in which n is 0 is a mixture in which n is 1 or more. It is also possible according to the invention to use or produce such mixtures as specified.
- This production method is based on a fluoroalkyl alcohol represented by C F (CF CF) CH CH OH.
- the fluorophore represented by CF (CFCF) CHCHOH is used.
- a fluoroalkyl alcohol having a large value of n has a boiling point close to that of the fluorinated acrylic acid ester. Therefore, if the alcohol remains in the ester mixture without being esterified (that is, as an unreacted product), it becomes an impurity which is difficult to be separated from the ester mixture.
- C F (CF CF) CH CH OH is
- step (A) includes a step represented by CF (CFCF) CHCHI.
- step (A) comprises
- the step (C) corresponds to a step of removing an alcohol which is an impurity from the mixture obtained in the step (B), and the purity of the target ester is higher. This corresponds to the step of obtaining a mixture.
- step (C) is preferably a distillation step.
- the boiling point of the fluoroalkyl alcohol represented by the formula (2) where n is 3 or 4 is lower than the boiling point of the fluorinated acrylate ester as the target substance, so that the distillation is carried out by mixing these components. It is an efficient method to obtain a mixture with reduced amount, and is also suitable for industrial mass production.
- the present invention also provides a method for producing a polymer by polymerizing a mixture of the fluorinated acrylate produced by the production method of the present invention.
- a starting material (monomer) having small impurities is used, so that the obtained polymer also has small impurities.
- the production method of the present invention makes it possible to obtain a mixture of fluorine-containing acrylates having a small amount of impurities.
- the ester mixture with less impurities improves the quality of the final product (eg, water and oil repellent) by polymerizing it. Further, generation of PFOA derived from impurities can be reduced.
- step (A) a fluoroalkyl alcohol represented by C F (CF CF) CH CH OH
- a mixture of C F (CF CF) CH CH OH is
- CFI telogen
- Fluoroalkyl alcohol can be produced by subjecting the fluorinated alkyl iodide to an alcohol conversion reaction.
- the telomerization reaction and the method of adding ethylene are known per se, and can be carried out under generally employed conditions.
- the alcohol conversion of CF (CFCF) CHCHI is also known per se.
- Perfluoroalkyl iodide C F (CF CF) I is produced by the telomerization reaction.
- telomers they are usually obtained as a mixture of compounds differing in the value of n (ie, n ⁇ 0).
- a mixture of ethylene-containing carohydrates CF (CF CF) CH CH I obtained by adding ethylene to such a mixture is also a mixture of compounds having different values of n. can get.
- CF (CF CF) CH CH I obtained by adding ethylene to such a mixture
- a distillation operation or the like is performed before the alcoholic reaction.
- N ⁇ 2 and n ⁇ 5 should be removed.
- a mixture of CF (CF CF) I is subjected to distillation to obtain a perfluorinated mixture of n ⁇ 2 and n ⁇ 5.
- the desired target mixture can also be obtained by a method of distilling out and extracting.
- the distillation of the mixture of perfluoroalkyl iodides is carried out so that the mixture ratio of the perfluoroalkyl iodides n ⁇ 2 and n ⁇ 5, S, in total, is less than 15 mol%.
- the mixing ratio of the par full O b alkyl iodide that is preferably tool N ⁇ 2 implementing is less than 13 mole 0/0, mixed par full O b alkyl iodides of N ⁇ 5 More preferably, the ratio is less than 2 mol%.
- Perfluoroalkyl iodide force of n ⁇ 5 The alcohol to be synthesized is an ester mixture force. It is difficult to separate! / ⁇ compounds.
- the mixing ratio is preferably as small as possible.
- the specific conditions for distillation are a tower bottom temperature of 60 to 140 ° C, a tower pressure of 0.5 to 60 kPa, and a theoretical plate number of 5 to 25 plates.
- perfluoroalkyl iodides with n ⁇ 2 and n ⁇ 5 may be slightly present in the mixture. In consideration of such a case, it should be noted that, in the above, the preference and the ratio of the perfluoroalkyl iodide of n ⁇ 2 and n ⁇ 5 in the mixture are defined.
- C F (CF CF) CH CH I is usually obtained as a mixture of compounds with different values of n.
- the above operation ii) is performed by adding ethylene to a perfluoroalkyl iodide mixture obtained by a telomerization reaction or the like without subjecting the mixture to distillation or the like, and adding the obtained fluoroalkyl iodide to the mixture.
- C F (CF CF) CH CH I is a fluoroalkyl iodide with n ⁇ 2.
- the mixing ratio is less than 13 mol%, and the mixing ratio of the fluoroalkyl iodide having n ⁇ 5 is less than 2 mol%.
- the reason for this is as described in connection with the operation i) above, in order to prevent the ester mixture from being supplied to the step (B) with n ⁇ 5 fluorinated alkyl alcohol which is difficult to separate.
- the specific conditions of distillation are a tower bottom temperature of 60 to 140 ° C, a tower pressure of 0.5 to 2 kPa, and a theoretical plate number of 10 to 35 plates.
- the operation iii) is an operation performed without performing or in addition to the operation of removing the compounds of n ⁇ 2 and n ⁇ 5 before the alcoholylation reaction.
- the reaction is carried out by distilling the resulting CF (CF CF) CH CH OH.
- the mixing ratio of alcohol with n ⁇ 2 is less than 13 mol% , And the more preferably carried out as the mixing ratio of alcohol n ⁇ 5 is less than 2 mol 0/0.
- the reason is as described in relation to the operation i) above, in order to avoid supplying an alcohol having n ⁇ 5 which is difficult to separate from the ester mixture to the step (B).
- the specific conditions of distillation are a tower bottom temperature of 60 to 140 ° C., a column pressure of 0.5 to 2 kPa, and a theoretical plate number of 10 to 35 plates.
- Step (B) is a step of reacting the mixture of alcohols obtained in step (A) with an acrylic acid compound to obtain the desired mixture of fluorinated acrylic esters.
- the acrylic acid compound is, for example, acrylic acid, methacrylic acid or 2-haloacrylic acid (for example, 2-chloroacrylic acid).
- Step (B) may be performed under conditions conventionally employed in the esterification reaction. Specifically, a strong acid such as sulfuric acid or p-toluenesulfonic acid is used as a catalyst, and the reaction is carried out at a reaction temperature of 60 to 150 ° C, for example, 100 to 130 ° C. The reaction time is generally between 0.1 and 10 hours.
- step (B) part of the alcohol represented by the formula (2) remains as an unreacted product that does not allow all of the alcohol to react.
- step (C) an operation is performed to obtain a mixture having a smaller proportion of these unreacted substances.
- Such an operation is distillation, as described above. Distillation, when carried out industrially, is usually carried out as rectification.
- a preferred distillation method employed in the production method of the present invention will be described.
- the mixing ratio of the fluoroalkyl alcohol represented by the formula (2) and having n power, 1 and 2 is substantially based on the total number of moles of the fluorine-containing compound obtained as a fraction. 0 mole 0/0, the mixing ratio of n full O b alkyl alcohol mixing ratio of full O b alkyl alcohol is substantially 0 mole 0/0, n force is 3 0 to 0.05 mol 0 / 0, n is the mixing ratio of the full Ruo b alkyl alcohol is 5 or more 0-0. to be 1 mole 0/0, it is preferably performed.
- the distillation is preferably performed such that the proportion of the fluoroalkyl alcohol in the mixture of the fluorinated acrylates becomes small.
- the phrase “substantially 0 mol%” of a component means that the component is not detected by ordinary gas chromatography, and the component is present in the mixture in a very small amount within the range. Note that it may be included.
- such distillation is carried out at a column bottom temperature of 60 to 160 ° C., a column pressure of 0.5 to 5 kPa, and a theoretical plate number of 10 to 35.
- the distillation is preferably performed by adding a polymerization inhibitor to the mixture obtained in the step (C) in order to prevent the fluorinated acrylate from being polymerized in the distillation column.
- a polymerization inhibitor for example, hydroquinone or hydroquinone monomethyl ether is added.
- oxygen or a gas containing oxygen for example, air
- the polymerization inhibitor used in step (C) does not need to be hydroquinone or hydroquinone monomethyl ether, and may be another polymerization inhibitor.
- n 5 fluorinated alkyl alcohols.
- the use of a fluoroalkyl alcohol having n ⁇ 5 or more is preferable from the viewpoint of the efficiency of the distillation step performed after step (A) and the quality of the target mixture obtained after the distillation step. is not.
- the step) is preferably carried out as a distillation step! /, But is not limited to this! /.
- a fluorinated acrylate polymer By subjecting the mixture obtained in step (C) to a polymerization step, a fluorinated acrylate polymer can be obtained.
- the polymerization may be carried out under any conventional polymerization conditions.
- the resulting polymer has excellent quality because it contains small amounts of impurities.
- the resulting polymers include textiles, stones, filters (eg, electrostatic filters), dust masks, fuel cells, glass, paper, wood, leather, fur, asbestos, bricks, cement, metals and oxides, ceramic products, and It is useful as a water and oil repellent for treating the surface of substrates such as plastics.
- the resulting polymer is also useful as a water / oil / oil repellent / antifouling agent for carpets.
- 150 g (310 mmol) of this fluoroalkyl alcohol mixture is combined with 22.3 g (260 mmol) of acrylic acid, 50 g of toluene, 1.48 g (7.78 mmol) of p-torenolenosolephonic acid and 0.055 g of hydroquinone.
- the mixture was placed in a 300 ml glass reactor equipped with a stirrer and subjected to an esterification reaction for 4 hours while distilling off water to obtain a reaction mixture having the composition shown in Table 1.
- the pressure and the still temperature in the distillation column are appropriately selected within the range of 0.3 to 15 kPa and the range of 100 to 160 ° C according to the compound to be distilled, and the theoretical number of rectification is 10 Distillation was performed using a column.
- the yield of the fluorinated acrylate was 85 mass%.
- Example 2 Except that the amount of acrylic acid used in the esterification reaction was changed to 18.7 g, in the same manner as in Example 1, after obtaining a reaction mixture having the composition shown in Table 2 below, distillation was performed as in Example 1. In the same manner, a post-distillation mixture having the composition shown in Table 2 was obtained as a distillate containing a fluorine-containing acrylate as a main component. In Table 2, the compositions of the reaction mixture and the mixture after distillation were measured by V, and the deviation was measured by gas chromatography.
- the yield of the fluorinated acrylate was 75 mass%.
- a reaction mixture having the composition shown in Table 3 below was prepared in the same manner as in Example 1 except that 166.lg (3 lOmmol) of the composition shown in Table 3 was used as the mixture of fluoroalkyl alcohols. Obtained. Then, the reaction mixture was placed in a still, and toluene, acrylic acid, unreacted alcohol, fluorinated acrylate (3 ⁇ n ⁇ 7) and high-boiling substances were added in this order as in Example 1. For distillation, the pressure and still temperature in the rectification column are adjusted within the range of 0.3 to 15 kPa and the range of 100 to 160 ° C, respectively, depending on the compound to be distilled. Distillation was carried out using a rectification column having 10 theoretical plates, appropriately selected.
- the composition shown in Table 3 containing fluorinated acrylic acid ester as the main component was obtained by cutting toluene, acrylic acid and unreacted alcohol as the initial distillate, and cutting the high-boiling substances as the distillate. After distillation, a mixture was obtained.
- Table 3 the compositions of the reaction mixture and the mixture after distillation were measured by V and deviations were also measured by gas chromatography.
- the yield of the fluorinated acrylate was 84 mass% (3 ⁇ 4).
- a reaction mixture having the composition shown in Table 4 below was prepared in the same manner as in Example 1 except that 178.6 g (3 lOmmol) of the composition shown in Table 4 was used as the mixture of fluoroalkyl alcohols. Obtained. Next, this reaction mixture was placed in a still and rectified in the same manner as in Example 1. The distilled mixture having the composition shown in Table 4 was obtained as a distillate containing a fluorinated acrylate as a main component. Obtained. In Table 4, the compositions of the reaction mixture and the mixture after distillation were measured by V, and the deviation was measured by gas chromatography.
- the method of the present invention it is possible to obtain a mixture of fluorine-containing acrylates in which the proportion of impurities has been reduced to the ppm level. Such a monomer mixture having a small amount of impurities is useful for producing a high quality polymer. Further, according to the method of the present invention, the ratio of the fluorinated acrylate in which the value of n is 3 or less and the ratio of the fluorinated acrylate in which the value of n is 2 or less or 5 or more is high. Low mixtures can be obtained.
- the production method of the present invention is represented by a formula of CF (CFCF) CHCHOCOCR ⁇ CH.
- the mixture of fluorine-containing acrylates obtained by this production method is particularly suitable for use as a monomer for producing a polymer useful as a water / oil repellent.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05730627A EP1757577A4 (en) | 2004-04-26 | 2005-04-15 | PROCESS FOR PRODUCING FLUORINATED ACRYLIC ESTER |
JP2006512520A JPWO2005102983A1 (ja) | 2004-04-26 | 2005-04-15 | 含フッ素アクリル酸エステルの製造方法 |
US11/587,597 US20070244338A1 (en) | 2004-04-26 | 2005-04-15 | Method for Producing Fluorine-Containing Acrylic Ester |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-129720 | 2004-04-26 | ||
JP2004129720 | 2004-04-26 |
Publications (1)
Publication Number | Publication Date |
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WO2005102983A1 true WO2005102983A1 (ja) | 2005-11-03 |
Family
ID=35196899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/007314 WO2005102983A1 (ja) | 2004-04-26 | 2005-04-15 | 含フッ素アクリル酸エステルの製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20070244338A1 (ja) |
EP (1) | EP1757577A4 (ja) |
JP (1) | JPWO2005102983A1 (ja) |
CN (1) | CN100579951C (ja) |
WO (1) | WO2005102983A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009123091A1 (ja) * | 2008-03-31 | 2009-10-08 | ダイキン工業株式会社 | 含フッ素(メタ)アクリル酸エステル混合物の製造方法 |
JP6037081B1 (ja) * | 2015-08-07 | 2016-11-30 | ダイキン工業株式会社 | アクリル酸誘導体の精製方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2724968C (en) * | 2008-06-13 | 2012-12-18 | Unimatec Co., Ltd. | Polyfluoro-1-alkene and method for producing the same |
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JPS59175452A (ja) * | 1983-03-23 | 1984-10-04 | Mitsubishi Rayon Co Ltd | 含フツ素アクリル酸エステル又はメタクリル酸エステルの製造法 |
JPS59181239A (ja) * | 1983-03-30 | 1984-10-15 | Mitsubishi Rayon Co Ltd | 含フツ素アクリル酸エステル又はメタクリル酸エステルの製造方法 |
JPH02295948A (ja) * | 1989-04-24 | 1990-12-06 | Ausimont Srl | フッ素化アルコールのメタクリレートの製造法 |
JP2001302572A (ja) * | 2000-04-27 | 2001-10-31 | Daikin Ind Ltd | 2−パーフルオロアルキルエチルアルコールと水の分液・分離方法 |
WO2002062735A1 (fr) * | 2001-02-07 | 2002-08-15 | Daikin Industries, Ltd. | Procede de preparation d'un melange de telomeres de iodure de fluoroalkyle et procede de preparation d'un ester de (meth)acrylate contenant du fluor |
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US3239557A (en) * | 1962-01-18 | 1966-03-08 | Du Pont | Process for converting halides to esters |
US3719698A (en) * | 1967-11-27 | 1973-03-06 | Stevens & Co Inc J P | Polyfluorinated esters of acids containing silicon and amino groups |
FR2463113A1 (fr) * | 1979-08-08 | 1981-02-20 | Ugine Kuhlmann | Procede de preparation des 1,1,2,2, tetrahydro perfluoro alcanols et des esters de ces alcools |
JPS61180743A (ja) * | 1985-02-07 | 1986-08-13 | Showa Roodeia Kagaku Kk | フツ素化アルキルアクリレ−ト類の製造方法 |
NO166122C (no) * | 1986-12-22 | 1991-06-05 | Atochem | Fremgangsmaate for fremstilling av en blanding av 1,1,2,2-tetrahydroperfluoralkanoler og deres estere. |
NO165188C (no) * | 1986-12-22 | 1991-01-09 | Atochem | Syntese av 1,1,2,2-tetrahydroperfluoralkanoler og deres estere. |
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2005
- 2005-04-15 US US11/587,597 patent/US20070244338A1/en not_active Abandoned
- 2005-04-15 JP JP2006512520A patent/JPWO2005102983A1/ja active Pending
- 2005-04-15 EP EP05730627A patent/EP1757577A4/en not_active Withdrawn
- 2005-04-15 CN CN200580013314A patent/CN100579951C/zh active Active
- 2005-04-15 WO PCT/JP2005/007314 patent/WO2005102983A1/ja active Application Filing
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JPS59175452A (ja) * | 1983-03-23 | 1984-10-04 | Mitsubishi Rayon Co Ltd | 含フツ素アクリル酸エステル又はメタクリル酸エステルの製造法 |
JPS59181239A (ja) * | 1983-03-30 | 1984-10-15 | Mitsubishi Rayon Co Ltd | 含フツ素アクリル酸エステル又はメタクリル酸エステルの製造方法 |
JPH02295948A (ja) * | 1989-04-24 | 1990-12-06 | Ausimont Srl | フッ素化アルコールのメタクリレートの製造法 |
JP2001302572A (ja) * | 2000-04-27 | 2001-10-31 | Daikin Ind Ltd | 2−パーフルオロアルキルエチルアルコールと水の分液・分離方法 |
WO2002062735A1 (fr) * | 2001-02-07 | 2002-08-15 | Daikin Industries, Ltd. | Procede de preparation d'un melange de telomeres de iodure de fluoroalkyle et procede de preparation d'un ester de (meth)acrylate contenant du fluor |
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Title |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009123091A1 (ja) * | 2008-03-31 | 2009-10-08 | ダイキン工業株式会社 | 含フッ素(メタ)アクリル酸エステル混合物の製造方法 |
JP6037081B1 (ja) * | 2015-08-07 | 2016-11-30 | ダイキン工業株式会社 | アクリル酸誘導体の精製方法 |
WO2017026423A1 (ja) * | 2015-08-07 | 2017-02-16 | ダイキン工業株式会社 | アクリル酸誘導体の精製方法 |
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EP1757577A1 (en) | 2007-02-28 |
EP1757577A4 (en) | 2008-04-09 |
US20070244338A1 (en) | 2007-10-18 |
JPWO2005102983A1 (ja) | 2008-03-13 |
CN100579951C (zh) | 2010-01-13 |
CN1946668A (zh) | 2007-04-11 |
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