WO2001085858A1 - Composition de revetement a base de fluoroelastomere - Google Patents
Composition de revetement a base de fluoroelastomere Download PDFInfo
- Publication number
- WO2001085858A1 WO2001085858A1 PCT/JP2001/003923 JP0103923W WO0185858A1 WO 2001085858 A1 WO2001085858 A1 WO 2001085858A1 JP 0103923 W JP0103923 W JP 0103923W WO 0185858 A1 WO0185858 A1 WO 0185858A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fluororubber
- weight
- coating composition
- parts
- amino group
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/102—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by material
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
- F16J15/121—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement
- F16J15/122—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering with metal reinforcement generally parallel to the surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
- F16J15/0818—Flat gaskets
- F16J2015/0856—Flat gaskets with a non-metallic coating or strip
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
- Y10T428/31544—Addition polymer is perhalogenated
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
- Y10T428/31692—Next to addition polymer from unsaturated monomers
Definitions
- the present invention relates to a fluororubber coating composition, and more particularly, to a fluororubber coating composition comprising a fluorinated copolymer, a polyol vulcanizing agent, an amino group-containing metal compound, and a liquid carrier.
- Fluorororubber is shaped or coated using its excellent heat resistance, oil resistance, solvent resistance, and chemical resistance, and is applied to, for example, textiles, fibers, metals, plastics, rubber, and various other substrates Or, it is impregnated and widely used as an industrial material.
- fluorine gas-coated metal gaskets have begun to be used as a substitute for asbestos materials, and further development is expected in the future.
- the coating material for metal gaskets is not affected by gaseous fluids under high temperature and high pressure conditions, has sufficient elasticity and flexibility with respect to temperature and pressure, and requires necessary tightening to prevent leakage from the joint surface
- the pressure must be able to be maintained, and the force must satisfy antifreeze resistance and engine oil resistance.
- a fluororubber paint used for metal gaskets a polyol vulcanization-based paint that generally has excellent sealing properties is used, but in this case, it is necessary to use a primer to adhere to the base material, and a primer layer is formed. And the formation of a fluororubber layer.
- the vulcanized rubber is compressed at higher temperatures and longer than in the polyamine vulcanization system because the double bond is not involved in the crosslinking during vulcanization in the polyol vulcanization system. Sometimes it tends to flow easily.
- the coating process can be simplified, but the compression set, which is the most important physical property as a sealing material, is a polyol vulcanization type. Since it is larger than the paint, it is necessary to increase the tightening pressure to prevent leakage from the joint surface. Disclosure of the invention
- An object of the present invention is a material that can form a rubber coating layer directly on a metal surface without using a primer, and has improved antifreeze resistance and settling of a coating film during long-term compression at high temperatures.
- An object of the present invention is to provide a fluororubber coating composition.
- the above object is achieved by a liquid carrier, a fluororubber coating composition comprising a fluororubber dissolved or dispersed in the liquid carrier, a polyol-based vulcanizing agent, and an amino-containing metal compound. Is done.
- the fluororubber is preferably a fluorocopolymer containing a repeating unit represented by one CH 2 — in the main chain.
- a typical example thereof is an elastic fluorinated copolymer containing vinylidene fluoride, and more specifically, a copolymer whose main chain contains a repeating unit having the following structure. At least one repeating unit selected from —CF 2 —CH 2 —, one CH 2 —CH 2 —, and one C—CH (CH 3 ) —, and
- a copolymer of vinylidene fluoride and hexafluoropropylene More specifically, a copolymer of vinylidene fluoride and hexafluoropropylene, a copolymer of vinylidene fluoride, tetrafluoroethylene and hexafluoropropylene, and a copolymer of ethylene and hexafluoropropylene
- the polymer include a copolymer of tetrafluoroethylene and propylene.
- Such elastic fluorinated copolymers include “Daiel” (trademark) (Daikin Industries, Ltd.), “Baiton 'From” (trademark) (E.I. DuPont), “Afras” (trademark) (Asahi Glass Co., Ltd.).
- the molecular weight of the fluororubber is preferably from 5,000 to 2,000.
- a bilidene difluoride copolymer is preferable.
- Polyol vulcanizing agent As the vulcanizing agent used for the fluororubber composition, a vulcanizing agent for a polyol vulcanized fluororubber which is usually used can be used. Examples of preferred vulcanizing agents are shown below.
- the polyol-based vulcanizing agent includes a compound having at least two hydroxyl groups, particularly a phenolic hydroxyl group in a molecule, and a high molecular compound having vulcanization performance.
- Phenolic compounds such as
- Y is a hydrogen atom, a halogen atom, R 5, Ji ⁇ 013 ⁇ 4 5 or 01 ⁇ 5, Z one C
- R 5 is an alkyl group having 1 to 4 carbon atoms, and n is 0 0
- Preferred basic compounds include the following ammonium salts or tertiary amines.
- Trimethylbenzylammonium Triethylbenzylammonium, Dimethylnordecylbenzylammonium, Triethylbenzylammonium, Myristylbenzylbenzyldimethylammonium, Dodecyltrimethylammonium, Dimethyltetradecylbenzylammonium, Trimethyltetradecylammonium, coconut trimethylammonium, stearyltrimethylammonium, distealyldimethylammonium, tetrabutylammonium, 1,4-phenylenediethylene methylenebis trimethynoammonium, 1 , 4-phenylene methylene bistriethylammonium, ethylenebistriethylammonium, etc.
- phenol derivatives such as bisphenol A, bisphenol AF, and hydroquinone and Z or salts thereof; polyhydroxy compounds having two or more enol-type hydroxyl groups in the molecule such as phenol resin and / or Salt; a compound represented by the formula: Rf (CH 2 OH) 2 (where Rf is a perfluoroalkyl polyether group) is preferable.
- any commercially available polyol vulcanizing agents for fluororubber can be used.
- the medium is an organic solvent
- the amino group-containing metal compound used in the present invention is a compound that acts on the interface between an organic material, fluororubber, and an inorganic material and forms a strong bridge between the two materials by chemical or physical bonding. It functions as a vulcanizing agent for rubber and can be safely used for liquid carriers.
- an amino group-containing metal compound of at least one metal selected from the group consisting of Si, Al, Ti and Zr is preferably used.
- Preferred amino group-containing metal compounds include amino group-containing silane compounds and their monomers and oligomers, amino group-containing aluminum compounds and these monomers and oligomers, amino group-containing titanium compounds and these monomers and oligomers And amino group-containing zirconium compounds and their monomers and oligomers.
- Preferred amino group-containing silane compounds include N, N′-bis [3- (trimethoxysilyl) propyl] ethylenediamine, ⁇ -aminopropyltriethoxysilane, __
- the compounding of the polyol vulcanizing agent and the amino group-containing metal compound for example, 0.1 to 20 parts by weight of the polyol vulcanizing agent and 0.5 of the amino group-containing metal compound are added to 100 parts by weight of the fluorine rubber.
- the composition ratio of the vulcanizing agent to the amino group-containing metal compound is preferably selected from the range of lZl. 2 to 1/30 (weight). If the amount of the polyol vulcanizing agent is small, the LLC (long life coolant) resistance may become a problem, and if the amount of the amino group-containing metal compound is small, the adhesion may be deteriorated. It is preferable that the total of at least the polyol vulcanizing agent and the amino group-containing metal compound is at least 5 parts by weight.
- 0.5 to 5 parts by weight of the polyol vulcanizing agent and 6 to 15 parts by weight of the amino group-containing metal compound can be selected.
- a vulcanization aid may be used to promote vulcanization.
- Trimethylbenzylammonium chloride triethylbenzylammonium chloride, dimethyldecylbenzylammonium chloride, triethylbenzinoleammonium chloride, myristinolebenzinoresinethylammonium chloride, dodecyltrimethyl Ammonia chloride, dimethyltetradecylbenzylammonium chloride, trimethyltetradecylammonium chloride, coconut trimethylammonium chloride, stearyltrimethylammonium chloride, distearyldimethylammonium chloride, Tetrabti Ammonium High Droxide, 1,4-diene methylene bistri Aralkyl and aralkyl quaternary ammonium salts such as methylammonium dichloride, 1,4-phenylenediethylene methylene bistriethylammonium dichloride, ethylenebistriethynoleammonium dimide, etc .;
- Quaternary 1,8-diaza-bicyclo mouth such as 8- (3-phenylpropynole) -1,8-diaza-bicyclo [5.4.0] -7-indesenium chloride [5.4.0 Quaternary ammonium salts such as 7-indenedium salt;
- the amount of the vulcanization aid is 0 to 10 parts by weight, preferably 0.1 to 10 parts by weight, more preferably 0.3 to 5 parts by weight, based on 100 parts by weight of the fluororubber. Adopted.
- an adhesion aid may be added.
- the base material is metal or glass
- a silane compound, a zirconium compound, a titanium compound, an aluminum compound, or the like can be used as an adhesion aid.
- the amount is 0.5 to 30 parts by weight based on 100 parts by weight of the fluororubber.
- Stabilizers may be added to improve the storage stability of fluororubber coating compositions.
- an organic acid having 1 to 12 carbon atoms preferably an organic acid having 1 to 4 carbon atoms is used.
- Examples of preferred organic acids are monocarboxylic acids such as formic acid, acetic acid and propionic acid, and dicarboxylic acids such as oxalic acid, malonic acid and succinic acid.
- a polyamine vulcanizing agent can be added to the composition of the present invention in addition to the polyol vulcanizing agent.
- polyamine vulcanizing agent examples include triethylenetetramine, tetraethylenepentamine, ethylenediamine, triethylenediamine, ethanolamine, 3,9-bis (3-aminopropyl) -12,4,8,10-tetraoxa2 —Spiro [5,5] —aliphatic polyamines such as didecane and salts thereof, diaminodiphenylmethane, xylylenediamine, phenylenediamine, diaminodiphenylsulfone, aromatic diamines such as diaminodiphenylether and salts thereof, and modified polyamines And polyamidoamine.
- aliphatic polyamines such as didecane and salts thereof, diaminodiphenylmethane, xylylenediamine, phenylenediamine, diaminodiphenylsulfone, aromatic diamines such as diaminodiphenylether and salts thereof, and modified
- a liquid carrier refers to a liquid that can dissolve or disperse other components of the composition of the present invention.
- organic solvent examples include ketones such as methyl ethyl ketone and methyl isobutyl ketone; esters such as butyl acetate and isopentyl acetate; ethers such as diethylene glycol dimethyl ether; hydrocarbons such as toluene and xylene; Examples include amides such as dimethylacetamide and N-methyl-2-pyrrolidone.
- the organic solvent is used in an amount of 40 to 90% by weight based on the total weight of the coating composition.
- a dispersant is used to disperse the fluororubber or fluororesin in water.
- Dispersing agents include lauryl sulfates, perfluoroalkylcarboxylates, anionic surfactants such as ⁇ -hide mouth perfluoroalkylcarboxylates, polyethylene glycol derivatives, polyethylene glycol propylene glycol
- Nonionic surfactants such as derivatives, alkyl polyethylene daricol ether, anolequinolepheninole polyethylene glycol monooleate ether, anolequinole polyethylene glycol ester, ethylene glycol / propylene dalicol copolymer, polye Resin-based dispersants such as Tilendalicol alkyl esters and polycarboxylates can be used.
- Water is used in an amount of 30 to 90% by weight based on the total weight of the coating composition.
- the dispersant is used in an amount of 0.1 to 10% by weight based on the total weight of the composition.
- the fluororubber coating composition of the present invention may contain, in addition to the above components, various additives usually added to the fluororubber coating composition, for example, a filler, a coloring agent, an acid acceptor, and the like.
- Examples of the filler include carbon black, molybdenum disulfide, white carbon, calcium carbonate, barium sulfate, tanolek, and calcium silicate.
- Examples of the coloring agent include inorganic pigments and composite oxide pigments.
- the acid acceptor examples include double salts such as magnesium oxide, lead oxide, zinc oxide, lead carbonate, zinc carbonate, and talcite with a wide mouth.
- the acid acceptor can be blended in an amount of 1 to 40 parts by weight based on 100 parts by weight of the fluorine-containing copolymer depending on the activity.
- the fluororubber coating composition of the present invention can be prepared by the same method as that for preparing a conventional fluororubber coating composition. Specifically, the following methods are even adopted.
- liquid carrier is an organic solvent
- the fluororubber is obtained by coagulating and drying the fluororubber-based polymer obtained by emulsion polymerization.
- the compound, a filler, an acid acceptor, and a colorant, which are optional components, is kneaded with an oven roll or a hologram to form a compound.
- This compound is dissolved or dispersed in an organic solvent, and a stabilizer is added as necessary to obtain a liquid A.
- a polyol vulcanizing agent and, if necessary, a vulcanizing aid are dissolved or dispersed in an organic solvent to obtain a liquid B. In the case of the two-pack type, mix and prepare the A and B liquids from the beginning.
- an amino group-containing metal compound as a liquid C, and, if necessary, an adhesion aid and a Z or polyamine vulcanizing agent are dissolved or dispersed in an organic solvent.
- a fluororubber concentrate is prepared by dispersing fluororubber in water in the presence of a dispersant. Fluoro rubber latex may be used as it is.
- the filler, acid acceptor, and colorant, which are optional components, are also pre-mill-dispersed using a dispersant. Mix these liquids and If necessary, add a stabilizer and further adjust to an appropriate concentration and viscosity with water to obtain solution A.
- an aqueous solution of a polyol vulcanizing agent when the vulcanizing agent is water-soluble
- an aqueous dispersion using a dispersing agent when the vulcanizing agent is water-insoluble
- an amino group-containing metal compound an adhesion aid and a Z or polyamine vulcanizing agent, if necessary, in an aqueous solution (when the vulcanizing agent is water-soluble), or an aqueous dispersion using a dispersant (a (When the sulfuric acid is water-insoluble).
- the coating composition of the present invention may contain a melt-processable fluororesin.
- the meltable fluororesin is a fluororesin having a melting point of 320 ° C. or less, and specific examples thereof include the following fluororesins.
- Tetrafluoroethylene Z hexafluoropropylene copolymer FEP
- Tetrafluoroethylene / perfluoroalkylvinyl ether (PFVE) copolymer PFA
- Tetrafluoroethylene Z hexafluro Polypropylene / perfluoroalkyl vinyl ether copolymer EPA
- tetrafluoroethylene black mouth trifluoroethylene copolymer PCTFE
- tetrafluoroethylene Z ethylene copolymer ETFE
- polyfluoroethylene Such as vinylidene fluoride (PVdF) and tetrafluoroethylene (LMW-PTFE) with a molecular weight of 300,000 or less.
- fluororesins FEP, PFA or EPA is preferred in terms of non-stickiness and surface smoothness.
- FEP, PFA or EPA is preferred in terms of non-stickiness and surface smoothness.
- These fluororesins can be added to Solution A as an aqueous dispersion using the dispersion obtained by emulsion polymerization using a medium such as water and a dispersant, or as an organic sol after phase inversion to an organic solvent.
- the weight ratio of the fluororubber to the fluororesin is usually 95: 5 to 20:80, preferably 90:10 to 30: 7
- the coating composition of the present invention can be applied to an object by a usual application method such as brush coating, spray coating, dip coating, flow coating, dispenser coating, screen coating, etc. Then, a film is formed.
- Examples of the article substrate (object to be coated) to be coated with the coating composition of the present invention include metals such as iron, stainless steel, copper, aluminum and brass; glass such as glass plate and glass fiber woven and non-woven fabric.
- Products Polypropylene, polyoxymethylene, polyimide, polyamide imide, polysulfone, polyethersulfone, polyetheretherketone and other general-purpose and heat-resistant resin moldings and coatings; SBR, butyl rubber, NBR, EPDM, etc. Molded products and coatings of general-purpose rubbers and heat-resistant rubbers such as silicone rubber and fluororubber; woven and non-woven fabrics of natural and synthetic fibers can be used. In particular, it has excellent adhesion to metals.
- the surface of the object to be coated be sufficiently degreased and cleaned before applying the composition.
- the fluororubber coating composition is applied to an object to be coated by spray coating, flow coating, dispenser coating, screen coating or the like, and is sufficiently dried in an atmosphere at about 100 ° C. to evaporate the medium.
- firing is performed at 150 to 250 ° C. for 0.5 to 24 hours. This allows The fluororubber in the composition is sufficiently vulcanized, and the reaction gas and water vapor are expelled out of the system.
- the coating formed from the composition of the present invention is excellent in antifreeze resistance and has improved surface rump resistance during long-term compression at high temperature, and thus is suitable for metal gaskets.
- by forming a film on the other substrate it can be used in fields where heat resistance, solvent resistance, lubricity, and non-adhesiveness are required.
- a hardening agent was prepared by dissolving 15 parts by weight of an amino group-containing metal compound H 2 NCH 2 CH 2 CH 2 Si (OCH 2 CH 3 ) 3 (manufactured by Chisso) in 85 parts by weight of butanol.
- the main agent and the curing agent were mixed with a disperser to prepare a paint. Creating a coating:
- the above paint was applied on a SUS301 plate which had been washed with acetone in advance using a 16 mil applicator. After air-drying, it was dried at 80 to 100 ° C. for 30 minutes, and then baked at 200 ° C. for 30 minutes.
- Example 1 The procedure of Example 1 was repeated except that the curing agent was omitted in Example 1.
- the SUS301 plate previously washed with acetone was dipped with a commercially available primer for fluororubber, and was predried at 80 to 100 ° C for 30 minutes. After returning to room temperature, the paint was applied with a 16 mil applicator. After air-drying, it was dried at 80 to 100 ° C. for 30 minutes, and then baked at 200 ° C. for 30 minutes.
- Fluoro rubber (Daikin Industries Co., Ltd. Daiel G-801) 100 parts by weight, MT carbon black 20 parts by weight and acid acceptor (hydrotalcite DHT-4Ao Kyowa Chemical Industry Co., Ltd.) 5 A weight part was kneaded with an open roll to form a compound.
- the compound was mixed with 400 parts by weight of butyl acetate and 400 parts by weight of methyl isobutyl ketone.
- a curing agent was prepared by dissolving 15 parts by weight of an amino group-containing metal compound H 2 NCH 2 CH 2 CH 2 Si (OCH 2 CH 3 ) 3 (manufactured by Chisso) in 85 parts by weight of butanol. Preparation of paint:
- the fluororubber solution and the curing agent were mixed with a disper to prepare a paint.
- the above paint was applied on a SUS301 plate which had been washed with acetone in advance using a 16 mil applicator. After the preliminary drying, it was dried at 80 to 100 ° C. for 30 minutes, and then baked at 200 ° C. for 30 minutes.
- coated plates prepared in Examples and Comparative Examples were evaluated for antifreeze resistance and settling of coating films as follows.
- the coated plate is sandwiched between jigs for measuring compression set without using a spacer
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- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
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Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01930049A EP1291401A4 (en) | 2000-05-11 | 2001-05-11 | FLUOROELASTOMERIC COATING COMPOSITION |
US10/275,815 US7344780B2 (en) | 2000-05-11 | 2001-05-11 | Fluororubber coating composition |
JP2001306519A JP2002338872A (ja) | 2001-05-11 | 2001-10-02 | フッ素ゴム塗料組成物 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000138408A JP2001316611A (ja) | 2000-05-11 | 2000-05-11 | フッ素ゴム塗料組成物 |
JP2000-138408 | 2000-05-11 |
Publications (1)
Publication Number | Publication Date |
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WO2001085858A1 true WO2001085858A1 (fr) | 2001-11-15 |
Family
ID=18646016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/003923 WO2001085858A1 (fr) | 2000-05-11 | 2001-05-11 | Composition de revetement a base de fluoroelastomere |
Country Status (5)
Country | Link |
---|---|
US (1) | US7344780B2 (ja) |
EP (1) | EP1291401A4 (ja) |
JP (1) | JP2001316611A (ja) |
KR (1) | KR20030011839A (ja) |
WO (1) | WO2001085858A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2003076535A1 (fr) * | 2002-02-27 | 2003-09-18 | Daikin Industries, Ltd. | Composition de revetement a base de fluorocaoutchouc |
WO2006059474A1 (ja) * | 2004-11-15 | 2006-06-08 | Daikin Industries, Ltd. | エラストマー用下塗り塗料組成物及び塗装物品 |
EP1585786B2 (en) † | 2003-01-21 | 2014-10-08 | 3M Innovative Properties Company | Use of a hydrotalcite compound in a fluoroelastomer layer of a fuel management system |
WO2021111819A1 (ja) * | 2019-12-06 | 2021-06-10 | Nok株式会社 | 塗布液およびそれを用いたフッ素ゴム金属積層板 |
CN115260910A (zh) * | 2022-08-23 | 2022-11-01 | 烟台石川密封科技股份有限公司 | 一种高性能氟橡胶涂料及其制备方法 |
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US7214295B2 (en) | 2001-04-09 | 2007-05-08 | Vishay Dale Electronics, Inc. | Method for tantalum pentoxide moisture barrier in film resistors |
US6734227B2 (en) * | 2001-09-24 | 2004-05-11 | 3M Innovative Properties Company | Optical elements comprising a fluoropolymer surface treatment |
US7220487B2 (en) * | 2002-07-25 | 2007-05-22 | Lord Corporation | Ambient cured flexible fluoroelastomer coatings and coated products |
JP4759958B2 (ja) * | 2004-09-01 | 2011-08-31 | ダイキン工業株式会社 | フッ素ゴム塗料用組成物 |
JP5114826B2 (ja) * | 2005-02-04 | 2013-01-09 | ダイキン工業株式会社 | 架橋性組成物およびそれからなる積層体 |
US20070190307A1 (en) * | 2005-10-12 | 2007-08-16 | Hongwei Li | Foamed fluoroelastic gasket material |
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CN101962504B (zh) * | 2010-10-28 | 2012-10-03 | 中昊晨光化工研究院 | 一种含氟的防腐涂料 |
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WO2020171193A1 (ja) * | 2019-02-21 | 2020-08-27 | ダイキン工業株式会社 | フッ素ゴム塗料組成物及び塗装物品 |
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- 2001-05-11 KR KR1020027015056A patent/KR20030011839A/ko not_active Application Discontinuation
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2003076535A1 (fr) * | 2002-02-27 | 2003-09-18 | Daikin Industries, Ltd. | Composition de revetement a base de fluorocaoutchouc |
EP1585786B2 (en) † | 2003-01-21 | 2014-10-08 | 3M Innovative Properties Company | Use of a hydrotalcite compound in a fluoroelastomer layer of a fuel management system |
WO2006059474A1 (ja) * | 2004-11-15 | 2006-06-08 | Daikin Industries, Ltd. | エラストマー用下塗り塗料組成物及び塗装物品 |
JPWO2006059474A1 (ja) * | 2004-11-15 | 2008-06-05 | ダイキン工業株式会社 | エラストマー用下塗り塗料組成物及び塗装物品 |
WO2021111819A1 (ja) * | 2019-12-06 | 2021-06-10 | Nok株式会社 | 塗布液およびそれを用いたフッ素ゴム金属積層板 |
CN115260910A (zh) * | 2022-08-23 | 2022-11-01 | 烟台石川密封科技股份有限公司 | 一种高性能氟橡胶涂料及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1291401A1 (en) | 2003-03-12 |
KR20030011839A (ko) | 2003-02-11 |
US7344780B2 (en) | 2008-03-18 |
JP2001316611A (ja) | 2001-11-16 |
EP1291401A4 (en) | 2006-06-28 |
US20030157336A1 (en) | 2003-08-21 |
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