WO2003006566A1 - Matiere de revetement en poudre - Google Patents
Matiere de revetement en poudre Download PDFInfo
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- WO2003006566A1 WO2003006566A1 PCT/JP2002/006074 JP0206074W WO03006566A1 WO 2003006566 A1 WO2003006566 A1 WO 2003006566A1 JP 0206074 W JP0206074 W JP 0206074W WO 03006566 A1 WO03006566 A1 WO 03006566A1
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- powder coating
- copolymer
- mass
- coating
- powder
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D127/00—Coating compositions based on homopolymers or 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; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or 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; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or 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; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C09D127/18—Homopolymers or copolymers of tetrafluoroethene
Definitions
- the present invention relates to a powder coating material having excellent surface smoothness and capable of obtaining a coating film having excellent durability against chemicals and the like.
- Pipe materials such as tubes, pipes and valves are preferably provided with a corrosion-resistant lining to provide resistance to chemicals if they come into contact with chemicals during use.
- a corrosion-resistant lining material a fluororesin is preferably used because it has excellent resistance to chemicals such as acids, alkalis, redox agents, and various solvents.
- Fluororesin has non-adhesive properties in addition to corrosion resistance, so that it can chemically prevent contaminants from adhering to the surface of the corrosion-resistant lining, and also contributes to imparting antifouling properties. .
- a corrosion-resistant lining material having a higher level of antifouling properties has been demanded, particularly for piping materials of semiconductor manufacturing equipment.
- As a method of increasing the antifouling power of a corrosion resistant lining using a fluororesin there is a method of physically preventing the attachment of pollutants by improving the surface smoothness of the corrosion resistant lining.
- Fluororesin as a corrosion-resistant railing material, can be applied in an amount sufficient to exhibit heat resistance according to the various shapes of the work piece, and there is little waste at the time of construction and handling is easy. It is suitable for use as a powder coating because it is easy to use.
- the fluororesin used for the corrosion-resistant lining material as a powder coating has been mainly a tetrafluoroethylene / hexafluoropropylene copolymer (FEP).
- the object of the present invention to provide a coating film having excellent workability capable of obtaining a surface smoothness of the coating film, excellent in chemical resistance, and not causing cracks due to chemicals or temperature shock.
- the object of the present invention is to provide a powder coating capable of obtaining the following.
- the present invention relates to a powder coating containing a tetrafluoroethylene-based copolymer, wherein the tetrafluoroethylene-based copolymer comprises 5 to 25% by mass of hexafluoropropylene and perfluoro ( Vinyl ether) 0.01 to 5% by mass and tetraflu A powder coating material characterized by having a melt flow rate of Si to 30 g Z10 minutes.
- the powder coating preferably has an average particle size of 5 to 500 // m and an apparent density of 0.4 to 1.2 g / m1.
- the powder coating further contains 0.001 to 5 parts by mass of a heat stabilizer based on 100 parts by mass of the tetrafluoroethylene-based copolymer.
- the heat stabilizer is preferably an amine-based antioxidant and a compound containing Z or organic acid.
- the powder coating is for roto-lining, and preferably has a melt flow rate of the above-mentioned tetrafluoroethylene-based copolymer of 5 to 30 g / 10 minutes.
- the present invention is a coating film obtained by applying the powder coating.
- the present invention is a corrosion-resistant lining obtained by applying the powder coating.
- the powder coating material of the present invention is applied by applying it to an object to be coated, heating and firing to form a film.
- the coating film obtained by applying in this manner can be used for various applications as a corrosion-resistant lining or the like.
- the powder coating of the present invention may be, for example, a thin coating having a thickness of 50 to 200 / Xm after firing, using an application method such as electrostatic coating or mouth lining, or However, it is possible to form a thick coating whose film thickness after firing exceeds 200 ⁇ and is equal to or less than 1000 ⁇ m.
- the powder coating material of the present invention is suitable for obtaining a self-coating method and a film thickness after firing by adjusting the average particle diameter, the melt flow rate, and the like as described later, within the scope of the present invention. Powder coatings.
- the film thickness after calcination is defined as the number of coating times when the powder coating of the present invention is applied to an object to be coated, and then heated and fired to form a film. Film thickness obtained if the number of times, or the above steps are repeated twice or more Is the film thickness obtained when the number of coatings is 2 or more. In the present specification, the case where the number of coatings is two or more times is sometimes referred to as repeated coating.
- the powder coating material of the present invention contains a tetrafluoroethylene (hereinafter, referred to as “TFE”) copolymer.
- TFE tetrafluoroethylene
- the above TFE-based copolymer means a copolymer having TFE as a main component as a copolymer composition.
- the above-mentioned copolymer composition refers to the types of the monomer units which are the basic units of the chemical structure of the above-mentioned TFE-based copolymer, and the above-mentioned TFE-based copolymer of the above-mentioned various types of monomer units. Means the amount (% by mass).
- the TFE-based copolymer contained in the powder coating of the present invention Kisafuruoropuro pyrene (hereinafter, referred to as "HFP”.)
- HFP Kisafuruoropuro pyrene
- PFVE Pafuruoro (Binney ether)
- the powder coating of the present invention contains the TFE-based copolymer having the above copolymer composition as the base resin, a coating film having both excellent surface smoothness and chemical resistance can be obtained.
- the PFVE is not particularly limited, but is preferably perfluoro (alkyl vinyl ether), and more preferably perfluoro (propyl vinyl ether).
- the amount of the HFP is 5 to 25% by mass.
- the amount of HFP is less than 5% by mass, the melting point of the TFE-based copolymer increases and the degree of crystallinity increases, so that the stress crack resistance decreases.
- the melt flow rate is increased, a significant decrease in chemical resistance occurs.
- the ratio exceeds / 0 , the copolymerization rate will decrease and the productivity will deteriorate, or the melting point of the TFE-based copolymer will be lower than the normal heating temperature of about 250 ° C or higher for construction. Therefore, the heat resistance of the obtained coating film decreases.
- the melting point may be low and the application requires higher non-adhesiveness, it is preferable to increase the HFP copolymer composition within the above range.
- the preferred lower limit of the amount of HFP is 11% by mass, and the preferred upper limit is 16% by mass.
- the amount of the PFVE is 0.01 to 5 mass 0/0.
- the amount of PFVE is less than 0.01%, the surface smoothness and chemical resistance of the obtained coating film are not sufficiently improved, and when the amount exceeds 5% by mass, the effect corresponding to the increase in the content is not achieved. It is not preferable from the economical point because it cannot be obtained.
- the preferred lower limit of the amount of PFVE is 0.05% by mass, and the preferred upper limit is 2% by mass.
- the TFE-based copolymer has a melt flow rate (MFR) of I to 30 g / 10 minutes. If it is less than 1 g / 10 minutes, long-term heating is required to obtain the desired smoothness of the coating film, so that the degradation of the TFE-based copolymer may become a problem. If the time exceeds gZl 0 minutes, cracks due to thermal distortion are likely to occur in the obtained coating film, and the corrosion resistance deteriorates.
- MFR melt flow rate
- the melt flow rate indicates the flowability when the TFE-based copolymer is melted.
- the melt flow rate can be determined according to the number of powder coatings from the viewpoint of the surface smoothness of the obtained coating film and the like. It is advantageous to set a relatively large value in.
- the above melt flow rate is 5 to 30 g when the obtained powder coating is used for coating in which the number of coatings such as thin coating and roto-coating is 1 or more and less than 3 times.
- Z is more preferably 10 minutes, and when the obtained powder coating is used for coating in which the number of coating times such as electrostatic coating is 3 to 10 times or more, 1 to 5 gZl 0 minutes. Is more preferable.
- the TFE-based copolymer can have a melt flow rate within the above range by adjusting the copolymer composition and molecular weight.
- melt flow rate is a value measured at a temperature of 372 ° C. and a load of 5 kg according to ASTM D2116.
- the method for producing the TFE-based copolymer is not particularly limited.
- it can be obtained by copolymerization using a conventionally known polymerization method such as emulsion polymerization or suspension polymerization.
- the powder coating of the present invention further contains a heat stabilizer.
- the powder coating material of the present invention contains the above-mentioned heat stabilizer, the powder coating material has a temperature of around the melting point or lower. In the case of heating above, it is possible to prevent the coloring or foaming of the coating film, which may be caused by the TFE copolymer becoming unstable.
- the heat stabilizer is preferably an amine-based antioxidant and / or an organic-iodine-containing compound from the viewpoint of preventing oxidation of the TFE-based copolymer.
- amine-based antioxidant examples include aromatic amines having an aromatic hydrocarbon group such as a phenyl group and a naphthyl group in the molecule.
- aromatic amines having an aromatic hydrocarbon group such as a phenyl group and a naphthyl group in the molecule.
- N, N'-diphenyl-p-phenyl Phenylenediamine-based compounds such as rangenamine, N, N, di-n-naphthyl-p-phenylenediamine, reaction products of diphenylamine and disobutylene; dinaphthylamine, fezoleate ⁇ -naphthylamine, phenyl- ⁇ -naphthylamine, 4 , 4'-bis (a, a'-dimethylbenzinole) diphenyl / reamine, phenolecyclohexyl / le-phenylene diamine, and other aromatic secondary amine compounds such as st
- organic i-containing compounds examples include, for example, 2-mercaptobenzoimidazole, 2-mercaptomethylbenzoimidazole and other mercaptobenzoimidazole compounds; 2-mercaptobenzozothiazole, 2-mercaptobenzothiazole Cyclohexylamine salt, dibenzothiazyl disulfide, 2- (4,1-monorephorinodithio) benzothiazolone, N-cyclohexylone 2-benzothiazolinolenesolefenamide, N-oxydiethylene 1-2 —Mencaptobenzothiazole compounds such as benzothiazolinolelessulfenamide and N-tert-butyl-2-benzothiazolylsulfenamide; mercaptoimidazoline compounds such as 2-mercaptoimidazoline; pentamethylene Dithiolrubamic acid, pipecolyldithiocal Examples include diacidic rubamic acids such as minic acid, dimethyldithio
- organic iodide-containing compound examples include thiuram-based compounds, such as thiuram-based compounds, tetraethylthiuram disulfide, Thiuram disulfides such as butyl thiuram disulfide; and other thiuram-based compounds such as dipentamethylenethiuram tetrasulfide.
- thiuram-based compounds such as thiuram-based compounds, tetraethylthiuram disulfide, Thiuram disulfides such as butyl thiuram disulfide; and other thiuram-based compounds such as dipentamethylenethiuram tetrasulfide.
- the organic i-containing compound may also be, for example, a thiourea derivative such as N, N, monoethylthiourea, dibutylthiourea, diarylthiourea or the like.
- the above-mentioned heat stabilizer is required to be stable 14 at a temperature higher than the melting point of the TFE-based copolymer contained in the powder coating of the present invention, for example, at a high temperature of about 250 ° C or higher.
- An aromatic ring-containing compound is preferable, and an aromatic amine, a mercaptobenzothiazole compound and a mercaptobenzoimidazole compound are more preferable.
- a non-metallic compound that does not leave a residue is preferred as the heat stabilizer.
- the heat stabilizer can be produced by a conventionally known method, but usually, a commercially available product can be used.
- the heat stabilizer is preferably used in an amount of 0.001 to 5 parts by mass based on 100 parts by mass of the TFE-based copolymer. If the amount is less than 0.01 part by mass, the thermal stability of the TFE-based copolymer may be deteriorated.If the amount exceeds 5 parts by mass, the obtained coating film may be colored or the thermal stabilizer may be decomposed. This is not preferable because foaming occurs due to the More preferably, it is 0.003 to 2 parts by mass.
- the powder coating material of the present invention may contain additives and the like, if necessary, in combination with the above-mentioned TFE-based copolymer and the above-mentioned optional stabilizer.
- the additives are not particularly limited, and include, for example, those used in general powder coatings.
- additives examples include coloring pigments such as titanium oxide and copartite oxide for coloring purposes; other pigments such as anti-pigment pigments and calcined pigments for anti-dust purposes;
- the purpose is a coating film reinforcing material such as carbon fiber, glass fiber, glass flake, mica, etc .; and a conductivity imparting material such as conductive carbon for the purpose of imparting conductivity, a leveling agent, an antistatic agent, and the like. And so on.
- the powder coating material of the present invention preferably has an average particle size of 5 to 500 ⁇ . Five If it is less than ⁇ , electrostatic repulsion is likely to occur when coating, and it tends to be difficult to make the film thicker.If it exceeds 500, the smoothness of the coating film obtained by lot lining may deteriorate. is there.
- the average particle size of the powder coating is determined as desired according to the desired value as a film thickness after firing, which is performed as needed. 4 ⁇ is more preferable, and when it is used for the thick coating described above, 40 to 70 / xm is more preferable.
- the average particle diameter of the powder coating is determined more preferably according to the application method.When used for electrostatic coating, the average particle diameter is more preferably 20 to 70 ⁇ , and when used for roto lining, 150 to 150 ⁇ . 350 im is more preferred.
- the average particle diameter of the powder coating can be set within the above range by adjusting the conditions of pulverization and classification in the powder coating manufacturing method of the present invention described later. In the present specification, the average particle size is a value obtained by using a laser diffraction type particle size distribution analyzer.
- the powder coating of the present invention preferably has an apparent density of 0.4 to 1.2 g / ml. If it is less than 0.4 gZm1, foaming at the time of painting may occur, or the number of paintings may be increased, and electrostatic painting may become difficult.If it exceeds 1.2 g / ml, such It is not easy to manufacture powder coatings industrially. Preferably, it is 0.5 to 1.2 g / m1.
- the apparent density (g / ml) is a value obtained by measurement according to JIS K6891.
- the method for producing the powder coating of the present invention is not particularly limited, and examples thereof include conventionally known methods such as a pulverizing method, a granulating method, and a spray drying method.
- the method for producing the powder coating is as follows: the TFE-based copolymer, the stabilizer and, if necessary, the additives are mixed in a mixer in advance, and then melt-kneaded in a kneader, a melt extruder, or the like. After that, a method of pulverizing and classifying as necessary may be used.
- the powder coating of the present invention obtained in this way is usually applied by applying it to an object to be coated and then forming a film by heating and firing.
- the object to be coated is not particularly limited, it can be suitably used for an object to which corrosion resistance is desired.
- Examples of such an object to be coated include a tank, a vessel, a tower, a valve, a pump, a joint, other piping materials, parts, a sealing material, and the like to which a corrosion-resistant lining is applied.
- the object to be coated for example, in the case where the above-mentioned conductivity-imparting agent is added to the above-mentioned powder coating material, it is desired to impart electric properties to the object, such as a tank for an organic solvent, a vessel, a tower, and a stirrer. Used for static electricity countermeasures such as wings.
- the object to be coated may be one which has been subjected to surface treatment such as washing, sand blasting or the like, or primer coating as required.
- the method for applying the powder coating of the present invention is not particularly limited, and includes, for example, conventionally known methods such as an electrostatic coating method, a rot lining method, and a fluid immersion coating method. Can provide a coating film having excellent surface smoothness and chemical resistance even if it is thickly applied, and thus can be suitably used for a roto-lining method.
- the powder coating material of the present invention may be applied in a plurality of times so as to have a desired film thickness, depending on the application.
- the thickness of the film after firing, which is repeatedly applied as necessary, is, for example, 20 to L0000 ⁇ m.
- When the purpose is to provide corrosion resistance such as corrosion resistance, it is 30 ⁇ m. It is preferably 0 to 1000 ⁇ , and when using a roto-lining method, it is usually 100 to L 0 00 ⁇ .
- the heating and firing temperature is, for example, 300 to 400 ° C. Since the powder coating of the present invention has the specific copolymer yarn described above, it has excellent workability capable of obtaining the surface smoothness of the coating film, and also has excellent chemical resistance, A coating film that does not cause cracks due to temperature shock can be obtained. Such advantageous effects are sufficiently exerted even when the coating film is made thick, and are particularly excellent even when the purpose is to impart heat resistance.
- the powder coating of the present invention and the coating film obtained by applying the above powder coating can be suitably used as a corrosion-resistant lining of semiconductor manufacturing equipment, a corrosion-resistant use of chemical and medical instruments, and the like.
- a coating film obtained by applying the powder coating is also one of the present invention.
- Example 1
- TFE is 8 8 wt% as a copolymer component
- HFP is 1 1% by weight
- Pafuruoro (propyl vinyl ether) is 1 mass 0 /.
- the TFE-based copolymer (melt flow rate at 372 with a melt flow rate of 7 g / 10 minutes) is compressed into a sheet with a roller compactor, crushed to a size of several millimeters, and then crushed with a hammer mill.
- a copolymer powder having an average particle size of 22 ⁇ m and an apparent density of 0.85 g / m 1 was obtained.
- N, N'-di-2-naphthyl-phenylenediamine was added as a heat stabilizer in a ratio of 0.01 part by mass to 100 parts by mass of the copolymer powder, and the resulting mixture was mixed with Henschel.
- the powder was mixed with a mixer to produce a powder coating containing a heat stabilizer.
- the melt flow rate of the FEP copolymer is a value obtained by measuring at a temperature of 372 ° C and a load of 5 kg according to ASTM D2116, and is described in Examples and Comparative Examples below. In the examples, it was determined by measuring in the same manner.
- the surface of the coating which was the inner surface of the pipe, was visually observed and evaluated according to the following criteria.
- the peeled film (10 Omm in length ⁇ 3 Omm in width ⁇ 2 mm in thickness) was heated to 80 ° C with acetic acid (50% by mass), chloropho / REM, and toluene. The film was immersed for 7 to 13 minutes, and the tensile strength change rate and the weight change rate of the film were measured. The tensile strength change rate of the film was calculated by using the following equation by measuring the tensile strength by a tensile test in accordance with the tensile test JIS K6888. Tensile strength after immersion
- Example 1 was repeated except that a powder coating having the average particle size and apparent density shown in Table 1 was obtained using the FEP copolymer and the heat stabilizer shown in Table 1 and processed at the temperature shown in Table 1. In the same manner as in 1, powder coatings were produced to obtain lining films, which were evaluated. Comparative Examples 1-3
- a powder coating was prepared in the same manner as in Example 1 except that a powder coating having an average particle diameter and an apparent density shown in Table 1 was obtained using the FEP copolymer and the heat stabilizer shown in Table 1. The lining film was manufactured and evaluated.
- Example 6
- Roller of FEP copolymer (melt flow rate of 2 g / 10 min at 372) containing 88% by mass of TFE, 11% by mass of HFP and 1% by mass of perfluoro (propyl vinyl ether) as copolymer composition Compressed into a sheet with a compactor, crushed to a size of about several millimeters, and crushed with a hammer mill to obtain a copolymer powder with an average particle size of 45 ⁇ and an apparent density of 0.50 g / m1.
- N, N'-di-2-naphthyl-p-phenylenediamine was blended as a heat stabilizer in a ratio of 1.5 parts by mass with respect to 100 parts by mass of the copolymer powder, and the resulting mixture was mixed with a Henschel mixer. To prepare a powder coating containing a heat stabilizer.
- A is N, N'-di-2-naphthyl-p-phenylenediamine
- B is 2-mercaptobenzothiazonole
- C is 2-mercaptobenzoimidazole.
- the powder coating of the present invention has the above-described configuration, it has excellent workability for obtaining the surface smoothness of the coating film, has excellent chemical resistance, and causes cracks due to chemicals and temperature shock.
- the effect of the present invention is excellent even in a thick coating film.
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Description
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP02738753A EP1398358B1 (en) | 2001-06-18 | 2002-06-18 | Use of a powder coating material |
DE60209224T DE60209224T2 (de) | 2001-06-18 | 2002-06-18 | Verwendung von Pulverlack |
JP2003512325A JPWO2003006566A1 (ja) | 2001-06-18 | 2002-06-18 | 粉体塗料 |
US10/480,547 US20040204536A1 (en) | 2001-06-18 | 2002-06-18 | Powder coating material |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2001-183917 | 2001-06-18 | ||
JP2001183917 | 2001-06-18 |
Publications (1)
Publication Number | Publication Date |
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WO2003006566A1 true WO2003006566A1 (fr) | 2003-01-23 |
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ID=19023779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2002/006074 WO2003006566A1 (fr) | 2001-06-18 | 2002-06-18 | Matiere de revetement en poudre |
Country Status (6)
Country | Link |
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US (1) | US20040204536A1 (ja) |
EP (1) | EP1398358B1 (ja) |
JP (1) | JPWO2003006566A1 (ja) |
AT (1) | ATE317880T1 (ja) |
DE (1) | DE60209224T2 (ja) |
WO (1) | WO2003006566A1 (ja) |
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JP2014198772A (ja) * | 2013-03-29 | 2014-10-23 | ダイキン工業株式会社 | 混合粉末、皮膜及び物品 |
JPWO2015186798A1 (ja) * | 2014-06-04 | 2017-04-20 | ダイキン工業株式会社 | ポリテトラフルオロエチレン粉末 |
WO2021261401A1 (ja) * | 2020-06-22 | 2021-12-30 | Agc株式会社 | 粉体塗料組成物及び積層体 |
WO2022181824A1 (ja) * | 2021-02-26 | 2022-09-01 | ダイキン工業株式会社 | 含フッ素共重合体 |
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US20050016610A1 (en) * | 2002-12-06 | 2005-01-27 | Jacob Lahijani | Fluoropolymer composition for oil pipe |
WO2009061580A1 (en) * | 2007-11-07 | 2009-05-14 | Dow Global Technologies Inc. | Polyurethane adhesive compositions having high filler levels |
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WO2015183362A1 (en) | 2014-03-05 | 2015-12-03 | Ppg Industries Ohio, Inc. | Chemical agent resistant coating compositions |
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JP7055691B2 (ja) | 2017-07-11 | 2022-04-18 | 株式会社東芝 | 短鎖核酸伸長用プライマーセット、アッセイキット、短鎖核酸伸長方法、増幅方法及び検出方法 |
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JP4260965B2 (ja) * | 1999-02-24 | 2009-04-30 | 三井・デュポンフロロケミカル株式会社 | 回転ライニング方法 |
WO2001036504A1 (fr) * | 1999-11-16 | 2001-05-25 | Daikin Industries, Ltd. | Fluorocopolymere |
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-
2002
- 2002-06-18 US US10/480,547 patent/US20040204536A1/en not_active Abandoned
- 2002-06-18 EP EP02738753A patent/EP1398358B1/en not_active Expired - Lifetime
- 2002-06-18 WO PCT/JP2002/006074 patent/WO2003006566A1/ja active IP Right Grant
- 2002-06-18 JP JP2003512325A patent/JPWO2003006566A1/ja active Pending
- 2002-06-18 AT AT02738753T patent/ATE317880T1/de not_active IP Right Cessation
- 2002-06-18 DE DE60209224T patent/DE60209224T2/de not_active Expired - Fee Related
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JPWO2015186798A1 (ja) * | 2014-06-04 | 2017-04-20 | ダイキン工業株式会社 | ポリテトラフルオロエチレン粉末 |
WO2021261401A1 (ja) * | 2020-06-22 | 2021-12-30 | Agc株式会社 | 粉体塗料組成物及び積層体 |
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WO2023190902A1 (ja) * | 2022-03-30 | 2023-10-05 | ダイキン工業株式会社 | 被覆電線 |
JP7477800B2 (ja) | 2022-03-30 | 2024-05-02 | ダイキン工業株式会社 | 被覆電線 |
Also Published As
Publication number | Publication date |
---|---|
DE60209224D1 (de) | 2006-04-20 |
DE60209224T2 (de) | 2006-07-27 |
EP1398358A1 (en) | 2004-03-17 |
ATE317880T1 (de) | 2006-03-15 |
JPWO2003006566A1 (ja) | 2004-11-04 |
EP1398358A4 (en) | 2004-09-22 |
EP1398358B1 (en) | 2006-02-15 |
US20040204536A1 (en) | 2004-10-14 |
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