WO2014199527A1 - Composition d'apprêt aqueuse destinée à décaper la peinture, et procédé de décapage de peinture - Google Patents

Composition d'apprêt aqueuse destinée à décaper la peinture, et procédé de décapage de peinture Download PDF

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Publication number
WO2014199527A1
WO2014199527A1 PCT/JP2013/078518 JP2013078518W WO2014199527A1 WO 2014199527 A1 WO2014199527 A1 WO 2014199527A1 JP 2013078518 W JP2013078518 W JP 2013078518W WO 2014199527 A1 WO2014199527 A1 WO 2014199527A1
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WO
WIPO (PCT)
Prior art keywords
paint
polyurethane resin
primer composition
cationic polyurethane
aqueous primer
Prior art date
Application number
PCT/JP2013/078518
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English (en)
Japanese (ja)
Inventor
修太郎 山本
和也 吉村
Original Assignee
株式会社ネオス
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Filing date
Publication date
Application filed by 株式会社ネオス filed Critical 株式会社ネオス
Priority to JP2015522467A priority Critical patent/JPWO2014199527A1/ja
Publication of WO2014199527A1 publication Critical patent/WO2014199527A1/fr

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Classifications

    • 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
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • 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
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0809—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
    • C08G18/0814—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/008—Temporary coatings

Definitions

  • the present invention is a paint that enables efficient removal of a hardened or uncured paint or paint film that adheres to and accumulates on coating equipment used in the painting process of various objects including the painting process of automobiles.
  • the present invention relates to a stripping aqueous primer composition and a coating stripping method.
  • Paint equipment is used in various painting processes, including the painting process of automobiles. If paint adheres to and accumulates on these painting equipment, workability and function will deteriorate, so every fixed period of time. In addition, it is necessary to peel and remove the hardened or uncured paint from the coating equipment.
  • masking jigs, slats, and painting booths may be used as painting instruments used in painting processes for painting objects such as automobiles.
  • various methods have been proposed as a coating film method that adheres to these coating instruments.
  • a method using a paint remover mainly composed of an organic solvent such as dichloromethane or thinner (ii) a method comprising heating an aqueous detergent mainly composed of caustic, (iii) incineration treatment And (iv) a method of applying a physical vibration or impact using a hammer, a scraper or the like, and (v) a method of coating a silicone resin or a fluororesin for preventing adhesion of a paint.
  • method (ii) there is a problem in safety because the concentration of the alkali component is high.
  • concentration of caustic alkali that is often used is 5% or more
  • handling is complicated because it is designated as a deleterious substance in the Poisonous and Deleterious Poison Control Law.
  • method (iii) has a problem in terms of air pollution because it involves generation of toxic exhaust gas.
  • the method (iv) not only is it difficult to completely peel off the details, but there is a high risk of deforming and damaging the coating instruments, and there is a problem that the working efficiency is extremely low.
  • a primer is coated in advance on the part of the coating equipment to which the paint adheres, and after the paint has adhered to and deposited to some extent in the painting process, a water-soluble paint remover (Patent Document 1) or a solvent is used. Some peel. When peeling with a water-soluble paint remover, polyvinyl alcohol, polyvinyl pyrrolidone, water-soluble acrylic resin, etherified cellulose, etc. (Patent Documents 2, 3, 4, 5, 6) do not have sufficient peeling performance.
  • High viscosity grease is widely used as an oil-type paint peeling primer because it is inexpensive and effective, but it is easily dissolved in solvent-based paints, and water-based paints have repellency and do not adhere. Contamination of the surrounding environment also becomes a problem because it causes a decrease in productivity, such as leading to defective paint products due to dropped paint, and the grease itself is highly contaminated.
  • the present invention provides a cured or uncured paint or coating film that adheres to and accumulates on coating equipment used in various painting processes including automobile painting processes.
  • An object of the present invention is to provide an aqueous primer composition for stripping paint that enables efficient removal when stripping using a water-soluble paint stripper.
  • this invention relates to the water-based primer composition for paint peeling containing the following component.
  • Item 1. An aqueous primer composition for peeling paints, comprising at least one cationic polyurethane resin and water.
  • Item 2. The paint peeling agent according to Item 1, wherein the cationic polyurethane resin is a polyurethane resin having at least one cationic functional group selected from a primary amino group, a secondary amino group, a tertiary amino group, and a quaternary ammonium group.
  • Aqueous primer composition Item 3. Item 3.
  • Item 4. Item 4. The paint peeling according to any one of Items 1 to 3, wherein the cationic polyurethane resin is a polyether cationic polyurethane resin, a polyester cationic polyurethane resin, a polycarbonate cationic polyurethane resin, or a polycaprolactone cationic polyurethane resin.
  • Aqueous primer composition Item 5.
  • Item 6 The step of applying the aqueous primer composition for stripping paint according to any one of Items 1 to 5 to a coating device before coating, and applying a cured or uncured coating from the coating device using a coating stripper after coating A method for removing paint, comprising a step of removing.
  • water-based primer for removing paint cationic polyurethane resin
  • the attached paint will crack. Since the water-soluble paint remover penetrates into the cracks and dissolves and swells the coating, the adhering paint emerges from the surface of the coating equipment and peels easily and completely. Therefore, according to the water-based primer for removing paint of the present invention, it is possible to easily peel off the adhered and deposited paint even in a relatively difficult part such as a corner or a bent part of a painting tool in a short time. can do.
  • the aqueous primer composition for peeling paint according to the present invention contains a cationic polyurethane resin and water.
  • Cationic polyurethane resin is a reaction product of primary amino group, secondary amino group, tertiary amino group or phosphino group with acid such as hydrochloric acid, acetic acid, sulfuric acid, quaternary ammonium group, quaternary phosphonium group, etc.
  • acid such as hydrochloric acid, acetic acid, sulfuric acid, quaternary ammonium group, quaternary phosphonium group, etc.
  • Examples thereof include a polyurethane resin having a functional group, which is a polyurethane resin having at least one cationic functional group selected from a primary amino group, a secondary amino group, a tertiary amino group, and a quaternary ammonium group. It is preferable.
  • the cationic functional group may be contained in any of polyol, polyisocyanate, and urethane prepolymer.
  • the cationic polyurethane resin may be used alone or in combination of two or more.
  • Examples of the primary amino group, secondary amino group, and tertiary amino group include, for example, R 1 R 2 N— (C 2 H 4 —O) n — (C 3 H 6 —O) m — (in the formula, R 1 and R 2 are the same or different and are a hydrogen atom, an alkyl having 1 to 10 carbon atoms, preferably 1 to 6 carbon atoms, preferably 1 to 4 carbon atoms, preferably a straight chain or branched chain having 1 to 2 carbon atoms.
  • alkanolamines such as methyldiethanolamine, preferably quaternary ammonium groups, [R 1 R 2 R 3 N + - (C 2 H 4 - O) n- (C 3 H 6 -O) m ]-(wherein R 1 , R 2 and R 3 are the same or different and represent a hydrogen atom, 1 to 10 carbon atoms, preferably 1 to 6 carbon atoms, Preferably an alkyl group having 1 to 4 carbon atoms, preferably 1 to 2 carbon atoms, having a straight or branched chain, 1 to 10 carbon atoms, preferably 1 to 6 carbon atoms, preferably 1 to 4 carbon atoms, preferably carbon
  • the carbon number of the alkyl group and hydroxyalkyl group is preferably 1 to 6, more preferably 1 to 4, and still more preferably 1 to 2.
  • Specific examples of the alkyl group include methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, nonyl, decyl, and hydroxyalkyl includes hydroxylethyl, 2-hydroxypropyl, hydroxyisobutyl, hydroxypentyl, Hydroxyhexyl etc. can be mentioned.
  • the number of carbon atoms in the quaternary alkyl or hydroxyalkyl group is 11 or more, the water solubility of the resin is remarkably lowered and unstable, and the film formability is lowered.
  • the cationic polyurethane resin can be obtained by polycondensation of at least a part of the polyol substituted with the amino group or ammonium group and an aliphatic, alicyclic or aromatic polyisocyanate. As long as it has at least one cationic functional group, the polyol, polyisocyanate, and polymerization method are not particularly limited.
  • the skeleton of the polyurethane resin is classified into a polyether cationic polyurethane resin, a polyester cationic polyurethane resin, a polycarbonate cationic polyurethane resin, a polycaprolactone cationic polyurethane resin, etc., depending on the polyol component used. Any of them may be used and is not particularly limited.
  • polyol compound examples include a low molecular weight polyol having a molecular weight of 400 or less, a polyester polyol, a polyether polyol, a castor oil-based polyol, a polycarbonate polyol, or a hydrocarbon-based polyol.
  • a polyol compound may be used individually by 1 type, and may be used in combination of 2 or more type.
  • Low molecular weight polyols having a molecular weight of 400 or less include, for example, ethylene glycol, diethylene glycol, triethylene glycol, 1,2-propylene glycol, 1,3-propylene glycol, neopentyl glycol, 1,3-butanediol, 1,4-butane.
  • propane etc. can be mentioned, a trimethylol propane is preferable.
  • polyester polyol examples include a hydroxyl group-terminated esterified condensate obtained by reacting a low molecular weight polyol and a polyvalent carboxylic acid.
  • polyvalent carboxylic acid examples include succinic acid, glutaric acid, adipic acid, sebacic acid, phthalic acid, isophthalic acid, terephthalic acid, trimellitic acid, tetrahydrofuran acid, endomethine tetrahydrofuran acid, and hexahydrophthalic acid. It is done.
  • polyether polyol examples include those obtained by addition polymerization of alkylene oxide to the low molecular weight polyol such as bisphenol A, pentaerythritol, sorbitol, or sucrose.
  • alkylene oxide examples include ethylene oxide, propylene oxide, butylene oxide and the like.
  • Castor oil-based polyols include castor oil, hydrogenated castor oil, castor oil fatty acid, or hydrogenated hydrogenated castor oil fatty acid hydrogenated to castor oil, and the like. Moreover, the esterification reaction product of a castor oil fatty acid and a polyhydric alcohol, the polyol which carried out the addition polymerization of the alkylene oxide to these, etc. are mentioned.
  • polycarbonate polyol examples include conventionally known ones.
  • the polycarbonate polyol can be obtained, for example, by a reaction between the low molecular weight polyol and diphenyl carbonate or a reaction between the low molecular weight polyol and phosgene.
  • polyester polyol or polyether polyol is preferable from the viewpoint of corrosion resistance.
  • Polyester polyol obtained by reacting 1,4-butanediol and adipic acid, and polyether polyol obtained by adding alkylene oxide to bisphenol A are more preferable. preferable.
  • isocyanate compound examples include aliphatic polyisocyanate, alicyclic polyisocyanate, aromatic polyisocyanate, and araliphatic polyisocyanate. In terms of being able to suppress discoloration of the resin, aliphatic polyisocyanate or Alicyclic polyisocyanates are preferred.
  • the isocyanate compounds may be used alone or in combination of two or more.
  • Aliphatic polyisocyanates include tetramethylene diisocyanate, dodecamethylene isocyanate, hexamethylene diisocyanate, 2,2,4-trimethylhexamethylene diisocyanate, 2,4,4-trimethylhexamethylene diisocyanate, lysine isocyanate, 2-methylpentane- Examples thereof include 1,5-diisocyanate and 3-methylpentane-1,5-diisocyanate.
  • alicyclic polyisocyanates examples include isophorone diisocyanate, hydrogenated xylylene diisocyanate, 4,4-dicyclohexylmethane diisocyanate, 1,4-cyclohexane diisocyanate, methylcyclohexylene diisocyanate, 1,3-bis (isocyanatomethyl) cyclohexane, and the like. be able to.
  • Aromatic polyisocyanates include tolylene diisocyanate, 2,2-diphenylmethane diisocyanate, 2,4-diphenylmethane diisocyanate, 4,4-diphenylmethane diisocyanate (MDI), 4,4-dibenzyl diisocyanate, 1,5-naphthylene diisocyanate.
  • MDI 4,4-diphenylmethane diisocyanate
  • Xylylene diisocyanate 1,3-phenylene diisocyanate, 1,4-phenylene diisocyanate, and the like.
  • araliphatic polyisocyanate examples include dialkyldiphenylmethane diisocyanate, tetraalkyldiphenylmethane diisocyanate, ⁇ , ⁇ , ⁇ , ⁇ -tetramethylxylylenezoisocyanate.
  • isocyanate compound dimers or trimers of the above polyisocyanates, modified products such as burette isocyanate, polymethylene polyphenyl polyisocyanate (polymeric MDI), and the like can be used.
  • isocyanate compound Preferred as the isocyanate compound are hexamethylene diisocyanate, 4,4-dicyclohexylmethane diisocyanate, isophorone diisocyanate, and 1,3-bis (isocyanatomethyl) cyclohexane.
  • the content of the cationic functional group of the cationic polyurethane resin is not particularly limited as long as the cationic polyurethane resin can form a stable dispersion without dissolving in the aqueous medium.
  • the cationic group of the conductive polyurethane resin is preferably contained in an amount of about 0.001 to 10 equivalent / kg, more preferably about 0.005 to 5 equivalent / kg, and still more preferably 0.01 to 3 equivalent / kg.
  • the cationic polyurethane resin can be neutralized with an inorganic acid such as hydrochloric acid and sulfuric acid, or an acid such as organic carboxylic acid such as formic acid and acetic acid. Further, it can be quaternized with a quaternizing agent such as alkyl halides such as methyl chloride and methyl bromide, and dialkyl sulfuric acid such as dimethyl sulfate.
  • an inorganic acid such as hydrochloric acid and sulfuric acid
  • an acid such as organic carboxylic acid such as formic acid and acetic acid.
  • a quaternizing agent such as alkyl halides such as methyl chloride and methyl bromide, and dialkyl sulfuric acid such as dimethyl sulfate.
  • cationic polyurethane resin a commercially available product can be used, or a commercially available product can be synthesized as a raw material.
  • Each component can be produced by a conventionally known general method, and can be synthesized, for example, in the presence of an organic solvent.
  • aqueous dispersions of cationic polyurethane resins include, for example, “Superflex 600”, “Superflex 620”, “Superflex 650” manufactured by Daiichi Kogyo Seiyaku Co., Ltd., “Adekabon titer HUX-” manufactured by ADEKA 680 ".
  • the weight average molecular weight (Mw) of the cationic polyurethane resin is usually preferably from 1,000 to 5,000,000, more preferably from 2,000 to 3,000,000, and even more preferably from 3,000 to 2,000,000.
  • Mw weight average molecular weight
  • limiting in particular as a measuring method of a weight average molecular weight It can select suitably from well-known methods, For example, a gel permeation chromatography method (GPC method), a viscosity method, a light-scattering method etc. are mentioned. .
  • the aqueous primer composition for peeling paint according to the present invention is an aqueous dispersion in which a cationic polyurethane resin is dispersed in water, and the balance contains water.
  • the ratio of the cationic polyurethane resin in the aqueous primer composition for peeling paint according to the present invention is not particularly limited, but is usually 1 to 50% by weight, preferably 2 to 20% by weight, more preferably 4 to 4%. 10% by weight.
  • the ratio of components other than the cationic polyurethane resin in the aqueous primer composition for peeling paint according to the present invention is not particularly limited, but is usually about 99 to 50% by weight, preferably about 98 to 80% by weight, More preferably, it is about 96 to 90% by weight.
  • the water-based primer composition for peeling paint according to the present invention includes, as components other than the cationic polyurethane resin, a surfactant such as a hydrophilicity imparting agent and a nonionic surfactant in addition to water, a leveling agent, an antibacterial agent and an antifungal agent.
  • Antifoam additives such as agents, thickeners, rust inhibitors, etc. may be included.
  • these additives conventionally known additives can be used.
  • the compounding amount of these additives is usually about 0 to 10% by weight, preferably about 0.5 to 5% by weight, more preferably about 1 to 3% by weight.
  • the aqueous primer composition for peeling paint according to the present invention is preliminarily treated on the surface of the painting equipment before coating the painting equipment. Specifically, after the above-described aqueous primer for removing a paint according to the present invention is attached to the surface of a coating instrument by a dipping method, spraying method, shower coating method, etc., it is naturally dried or heat dried (for example, 60 to 90 ° C.) A film is formed on the surface of the coating tools by evaporating the water.
  • painting tools examples include hangers, jigs, tools such as slats, painting equipment, painting robot arms, painting booth inner walls and floor members.
  • the thickness of the coating is not particularly limited, but is usually about 1 to 100 ⁇ m, preferably about 10 to 80 ⁇ m, and more preferably about 15 to 50 ⁇ m. If the film is too thin, the peeling effect cannot be obtained and the paint cannot be completely removed. In addition, when the film thickness was too thick, the drying property was deteriorated, the removability of the film itself was deteriorated, and a physical impact was applied in a state where the paint adhered and deposited on the film of the aqueous primer composition for paint peeling. Occasionally, the occurrence of defective products due to paint peeling (chipping) occurs.
  • paint remover may be appropriately selected from the paint removers conventionally used in the field according to the kind of attached paint, the attached thickness, the material of the object to be treated, and the like.
  • paint removers include water, aqueous alkali solutions such as sodium hydroxide, potassium hydroxide, sodium polyphosphate, and sodium carbonate, aromatic alcohols such as benzyl alcohol, aromatic ethers such as phenylmethyl ether, and alkanols such as ethanolamine.
  • glycols such as amine, ethylene glycol and propylene glycol, alkoxyaryl such as DMF, DMSO, glycol ether, glycol acetate and anisole, and aryl sulfonate such as sodium benzenesulfonate and sodium toluenesulfonate.
  • alkoxyaryl such as DMF, DMSO, glycol ether, glycol acetate and anisole
  • aryl sulfonate such as sodium benzenesulfonate and sodium toluenesulfonate.
  • the paint remover may be either an alkaline type (pH above 8) or a neutral type (pH 6-8).
  • the peeling temperature is 5 ° C. to 100 ° C., preferably 50 ° C. to 90 ° C., more preferably 70 ° C. to 90 ° C.
  • the aqueous primer composition for peeling paint according to the present invention can be applied to general uncured coating films adhering to coating instruments.
  • the test piece was pulled up and dried (60 ° C., 60 minutes) to form a film on the surface.
  • the test piece was immersed in a paint for painting automobile parts (white paint OP-70-P, manufactured by Kansai Paint Co., Ltd.), and the paint was applied by pulling up, followed by baking (140 ° C., 30 minutes). After baking, it was immersed in a water-soluble paint remover heated to 50 ° C., and the time until the paint was completely removed was measured.
  • the results of peel performance evaluation are shown in Table 1, and the composition of the water-soluble paint remover is shown in Table 2.
  • the peeling time of the paint or coating film was short, and even a neutral release material had sufficient peeling performance.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

Cette invention concerne une composition d'apprêt aqueuse destinée à décaper la peinture, qui est caractérisée en ce qu'elle comprend au moins une résine polyuréthanne cationique et de l'eau.
PCT/JP2013/078518 2013-06-10 2013-10-22 Composition d'apprêt aqueuse destinée à décaper la peinture, et procédé de décapage de peinture WO2014199527A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2015522467A JPWO2014199527A1 (ja) 2013-06-10 2013-10-22 塗料剥離用水性プライマー組成物および塗料剥離方法

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Application Number Priority Date Filing Date Title
JP2013-122197 2013-06-10
JP2013122197 2013-06-10

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WO2014199527A1 true WO2014199527A1 (fr) 2014-12-18

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017066309A (ja) * 2015-09-30 2017-04-06 株式会社ネオス 塗料剥離用水性プライマー組成物および塗料剥離方法
JPWO2023282003A1 (fr) * 2021-07-07 2023-01-12
WO2023282004A1 (fr) * 2021-07-07 2023-01-12 Dic株式会社 Composition pour formation de film de revêtement pouvant être éliminé

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JP2002030294A (ja) * 2000-06-08 2002-01-31 Ausimont Spa 低摩擦係数を有するポリウレタン
JP2005213502A (ja) * 2004-01-27 2005-08-11 Solvay Solexis Spa ポリウレタン
JP2007197669A (ja) * 2005-12-26 2007-08-09 Dainippon Ink & Chem Inc 金属用コーティング剤
JP2007270036A (ja) * 2006-03-31 2007-10-18 Sanyo Chem Ind Ltd ポリウレタン樹脂水性分散体
JP2008088396A (ja) * 2006-09-29 2008-04-17 Construction Research & Technology Gmbh 官能化されたポリウレタン（ｐｕ）樹脂、その製造方法並びにその使用
JP2008303291A (ja) * 2007-06-07 2008-12-18 Dic Corp 木材用水性塗料組成物、及びこれを用いた防汚処理木材
JP2010138274A (ja) * 2008-12-11 2010-06-24 Dic Corp 水性コーティング剤
JP2012092311A (ja) * 2010-09-28 2012-05-17 Dic Corp プライマーコート剤及び積層体
JP2012211284A (ja) * 2011-03-31 2012-11-01 Dic Corp カチオン性ウレタン樹脂組成物及び金属コーティング剤

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002030294A (ja) * 2000-06-08 2002-01-31 Ausimont Spa 低摩擦係数を有するポリウレタン
JP2005213502A (ja) * 2004-01-27 2005-08-11 Solvay Solexis Spa ポリウレタン
JP2007197669A (ja) * 2005-12-26 2007-08-09 Dainippon Ink & Chem Inc 金属用コーティング剤
JP2007270036A (ja) * 2006-03-31 2007-10-18 Sanyo Chem Ind Ltd ポリウレタン樹脂水性分散体
JP2008088396A (ja) * 2006-09-29 2008-04-17 Construction Research & Technology Gmbh 官能化されたポリウレタン（ｐｕ）樹脂、その製造方法並びにその使用
JP2008303291A (ja) * 2007-06-07 2008-12-18 Dic Corp 木材用水性塗料組成物、及びこれを用いた防汚処理木材
JP2010138274A (ja) * 2008-12-11 2010-06-24 Dic Corp 水性コーティング剤
JP2012092311A (ja) * 2010-09-28 2012-05-17 Dic Corp プライマーコート剤及び積層体
JP2012211284A (ja) * 2011-03-31 2012-11-01 Dic Corp カチオン性ウレタン樹脂組成物及び金属コーティング剤

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017066309A (ja) * 2015-09-30 2017-04-06 株式会社ネオス 塗料剥離用水性プライマー組成物および塗料剥離方法
JPWO2023282003A1 (fr) * 2021-07-07 2023-01-12
WO2023282003A1 (fr) * 2021-07-07 2023-01-12 Dic株式会社 Composition pour formation de film de revêtement pouvant être éliminé
WO2023282004A1 (fr) * 2021-07-07 2023-01-12 Dic株式会社 Composition pour formation de film de revêtement pouvant être éliminé
JPWO2023282004A1 (fr) * 2021-07-07 2023-01-12
JP7327702B2 (ja) 2021-07-07 2023-08-16 Dic株式会社 脱離可能な皮膜形成用組成物
JP7364109B2 (ja) 2021-07-07 2023-10-18 Dic株式会社 脱離可能な皮膜形成用組成物

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