WO2006062165A1 - 水性ポリウレタン樹脂、水性ポリウレタン樹脂の製造方法およびフィルム - Google Patents
水性ポリウレタン樹脂、水性ポリウレタン樹脂の製造方法およびフィルム Download PDFInfo
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- WO2006062165A1 WO2006062165A1 PCT/JP2005/022567 JP2005022567W WO2006062165A1 WO 2006062165 A1 WO2006062165 A1 WO 2006062165A1 JP 2005022567 W JP2005022567 W JP 2005022567W WO 2006062165 A1 WO2006062165 A1 WO 2006062165A1
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- polyurethane resin
- urethane prepolymer
- aqueous polyurethane
- chain extender
- water
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
-
- 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
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
- C08G18/3228—Polyamines acyclic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Definitions
- Water-based polyurethane resin method for producing water-based polyurethane resin, and film
- the present invention relates to an aqueous polyurethane resin, a method for producing the aqueous polyurethane resin, and a film obtained from the aqueous polyurethane resin.
- Patent Document 1 Japanese Patent Laid-Open No. 2004-256800
- An object of the present invention is to provide a water-based polyurethane resin that forms a stable aqueous form, has a balance between hydrophilicity and hydrophobicity, and has a desired moisture permeability and good stability. It is in providing the manufacturing method of the aqueous
- the aqueous polyurethane resin of the present invention comprises a plurality of polyurethane resins obtained by reacting a macropolyol, a polyisocyanate, and a chain extender.
- each of the polyurethane resins contains different macropolyols and is partially chemically bonded to each other via a chain extender.
- the aqueous polyurethane resin of the present invention also has at least one polyurethane resin power among a plurality of polyurethane resins, a polyester polyol, a polycarbonate polyol, and a polyoxypolyalkylene polyol power having 3 to 10 carbon atoms in the alkylene group.
- a group of at least one selected hydrophobic macropolyol, and among the plurality of polyurethane resins, a polyurethane resin different from the polyurethane resin containing the hydrophobic macropolyol has a polyoxyethylene group. It is preferable to contain 50% by weight or more of the hydrophilic macropolyol.
- the chemical bond is a urea bond.
- the chain extender contains a polyamine, and the urea bond is a urea bond formed by a reaction between the polyamine and the polyisocyanate.
- the aqueous polyurethane resin of the present invention preferably contains 20% by weight or more of polyoxyethylene groups in the aqueous polyurethane resin.
- the aqueous polyurethane resin of the present invention is contained in an amount of 40% by weight or more based on the hydrophobic macropolyol force and the polyurethane resin containing the hydrophobic macropolyol, and the polyoxyethylene group of the hydrophilic macropolyol.
- Force hydrophilic macropolio It is preferable that it is contained in an amount of 40% by weight or more with respect to the polyurethane resin containing water.
- the chain extender contains a polyamine having a polyoxyethylene group.
- the aqueous polyurethane resin of the present invention contains an alkoxysilyl compound in which the chain extender has a primary amino group or a primary amino group and a secondary amino group. It is preferable that
- the first macropolyol and the polyisocyanate are reacted to obtain a first urethane prepolymer, and the first urethane prepolymer is dispersed in water.
- a step a step of partially extending the terminal isocyanate group of the first urethane prepolymer with a first chain extender, and a reaction of the second macropolyol with a polyisocyanate to obtain a second urethane prepolymer.
- the method for producing an aqueous polyurethane resin of the present invention includes a terminal isocyanate group of the first urethane prepolymer of the first chain extender that partially extends the terminal isocyanate group of the first urethane prepolymer. It is preferable that the equivalent specific power is 0.20-0.98.
- the method for producing an aqueous polyurethane resin of the present invention comprises a step of reacting a first macropolyol with a polyisocyanate to obtain a first urethane prepolymer, and water-dispersing the first urethane prepolymer, The step of extending the terminal isocyanate group of the first urethane prepolymer with the first chain extender having an equivalent ratio with respect to the terminal isocyanate group, the second macropolyol, and the polyisocyanate are reacted.
- a step of chain extending the second urethane prepolymer with the first chain extender, and the second urethane prepolymer after water dispersion The terminal isocyanate group of It is a long agent and includes a step of stretching.
- the equivalent ratio of the excessive amount of the first chain extender to the terminal isocyanate group of the first urethane prepolymer is 1.02 to 1 80 is preferred.
- the method for producing an aqueous polyurethane resin of the present invention includes the first urethane prepolymer in the step of water-dispersing in an aqueous medium in which the first urethane prepolymer after elongation is water-dispersed. It is preferable that the prepolymer and the second urethane prepolymer are not compatible.
- the film of the present invention is characterized by being obtained by casting or coating the above-mentioned aqueous polyurethane resin.
- an aqueous polyurethane resin having a balance between hydrophilicity and hydrophobicity can be produced while forming a stable aqueous form.
- a film having moisture permeability and good stability can be obtained.
- the aqueous polyurethane resin of the present invention includes a plurality of polyurethane resins obtained by reacting a macropolyol, a polyisocyanate, and a chain extender. Contain different macropolyols and are partially chemically bonded to each other via chain extenders.
- macropolyol examples include a hydrophobic macropolyol and a hydrophilic macropolyol.
- the hydrophobic macropolyol is not particularly limited !, but examples thereof include polyester polyol, polycarbonate polyol, and polyoxypolyalkylene polyol having 3 to 10 carbon atoms in the alkylene group.
- polyester polyols include ethylene glycol, diethylene glycol, triethylene glycol, 1,2-propylene glycol, 1,3-butylene glycol, 1,5-pentanediol, 1,4-butylene glycol, 1, 6 —Hexanediol, di
- One or more polyhydric alcohols such as propylene glycol, tripropylene glycol, neopentyl glycol, cyclohexanediol, cyclohexane dimethanol, and for example, malonic acid, maleic acid, succinic acid, adipic acid , Azelaic acid, tartaric acid, pimelic acid, sebacic acid, oxalic acid, terephthalic acid, isophthalic acid, maleic acid, maleic anhydride, fumaric acid, dimer acid, trimellitic acid, etc.
- polyester polyol produced by ring-opening polymerization of ⁇ -strength prolatatone and the like.
- polycarbonate polyol examples include ethylene glycol, propylene glycol, 1,3 propanediol, 1,4 butanediol, 1,5 pentanediol, 3-methyl-1,5 pentanediol, and 1,6 hexane.
- Diols such as diol, 1,9-nonanediol, 1,8 nonanediol, neopentyl glycol, diethylene glycol, dipropylene glycol, 1,4-cyclohexanediol, 1,4-cyclohexanedimethanol, bisphenol- ⁇
- polycarbonate polyols obtained by reacting two or more with carbonates such as dimethyl carbonate, diphenolate carbonate, ethylene carbonate, and phosgene can be used.
- Examples of the polyoxypolyalkylene polyol having 3 to 10 carbon atoms of the alkylene group include, for example, cyclic ethers such as oxetane, tetrahydrofuran, and tetrahydropyran, such as ethylene glycol, diethylene glycol, triethylene glycol, 1 , 2-propylene glycol, 1,3-butylene glycol, 1,5-pentanediol, 1,4-butylene glycol, 1,6-hexanediol, dipropylene glycol, tripropylene glycol, neopentyl glycol, etc.
- cyclic ethers such as oxetane, tetrahydrofuran, and tetrahydropyran
- ethylene glycol diethylene glycol, triethylene glycol, 1 , 2-propylene glycol, 1,3-butylene glycol, 1,5-pentanediol, 1,4-butylene glycol, 1,6
- Examples thereof include those obtained by ring-opening addition polymerization using a molecular weight diol as an initiator.
- a polyoxypolyalkylene polyol having 3 to 7 carbon atoms of an alkylene group more preferably a polyoxypolyalkylene polyol having 4 to 6 carbon atoms.
- the molecular weight (number average molecular weight) of these hydrophobic macropolyols is usually about 300 to 10,000, and preferably about 500 to 5,000.
- the hydrophilic macropolyol is not particularly limited, but for example, polyoxyethylene.
- polyoxyalkylene polyols having 50% by weight or more of benzene groups.
- examples of such a polyoxyalkylene polyol include a block copolymer or a random copolymer obtained by an addition reaction of an alkylene oxide containing a low molecular weight polyol as an initiator and containing 50% by weight or more of ethylene oxide.
- Examples of the low molecular weight polyol include ethylene glycol, propylene glycol, 1,4-butylene glycolanol, 1,3 butylene glycolanol, 1,2 butylene glycolanol, 1,6 hexanediol, neopentyl glycol, Alkane (carbon number 7-22) diol, diethylene glycol, triethylene glycol, dipropylene glycol, cyclohexane dimethanol, alkane 1,2 diol (carbon number 17-20), bisphenol hydride 8, 1, 4 Low molecular weight diols such as glycerin, 2-methyl-2-hydroxymethyl-1,3, dihydroxy-2 butene, 2,6 dimethyl-1-octane 3,8 di-nore, bishydroxyethoxybenzene, xylene glycol, bishydroxyethylene terephthalate Propanediol, 2, 4 dihi Examples include low molecular weight triols such as droxy-3 hydroxymethylpentane
- alkylene oxides other than ethylene oxide examples include propylene oxide.
- Such polyoxyalkylene polyols may be used alone or in combination of two or more.
- a polyethylene glycol is mentioned, More preferably, the polyethylene glycol of number average molecular weight 500-3000 is mentioned.
- the polyisocyanate is not particularly limited as long as it is usually used in the production of polyurethane resin.
- aromatic diisocyanate araliphatic diisocyanate, aliphatic diisocyanate, alicyclic diisocyanate, And derivatives and modified products of these diisocyanates.
- Aromatic diisocyanates include, for example, m-phenol-diisocyanate, p-phenol di-diisocyanate, 4,4'-diphenyl diisocyanate, 1,5 naphthalene diisocyanate, 4,4'-diphenyl. Ninolemethane diisocyanate, 2, 4 or 2, 6 Tolylene Isocyanate, 4,4'-toluidine diisocyanate, 4,4'-diphenyl ether diisocyanate, and the like.
- Examples of the araliphatic diisocyanate include 1,3 or 1,4 xylylene diisocyanate or a mixture thereof, tetramethylxylylene diisocyanate, and the like.
- aliphatic diisocyanate examples include trimethylene diisocyanate, tetramethylenediisocyanate, hexamethylene diisocyanate, pentamethylene diisocyanate, 1,2 propylene diisocyanate, and 1,2 butylene diene. Isocyanate, 2, 3 Butylene diisocyanate, 1, 3 Butylene diisocyanate, 2, 4, 4 or 2, 2, 4 Trimethylhexamethylene diisocyanate, 2, 6 Diisocyanatomethyl carbonate Proate.
- Examples of the alicyclic diisocyanate include 1,3 cyclopentene diisocyanate, 1,4-cyclohexane diisocyanate, 1,3 cyclohexane diisocyanate, and 3-isocyanatomethyl monochloride. 3, 5, 5-trimethylcyclohexyl isocyanate (isophorone diisocyanate), 4, 4'-methylenebis (cyclohexyl isocyanate), methyl 2,4 cyclohexane diisocyanate, methyl-2 , 6 cyclohexane diisocyanate, 1, 4 xane, 2, 5 (2, 6) -bis (isocyanatomethyl) bicyclo [2.2.1] heptane.
- the polyisocyanate derivatives include, for example, the above-described polyisocyanate dimers, trimers, biurets, allophanates, carbodiimides, uretdiones, oxadiazinetriones, polymethylene polyphenol isocyanates. (Crude MDI, polymeric MDI) and crude TDI.
- polyisocyanate for example, the above-described polyisocyanate or a derivative of polyisocyanate and the above-described low molecular weight polyol are combined with the isocyanate group based on the polyisocyanate rather than the hydroxyl group of the polyol.
- examples include polyol modified products obtained by reacting at an equivalent ratio of excess.
- polyisocyanates may be used alone or in combination of two or more.
- fats such as 1,3 bis (isocyanatomethyl) cyclohexane and 4,4′-methylenebis (cyclohexyl isocyanate) are preferred.
- Aromatic diisocyanates such as cyclic diisocyanates and 4,4'-diphenylmethane diisocyanates.
- the chain extender is not particularly limited.
- amines such as primary amino groups, or alkoxysilyl compounds having primary amino groups and secondary amino groups, such as, for example, Examples thereof include polyamines such as polyoxyethylene group-containing polyamines.
- amines include, but are not limited to, ethylenediamine, 1,3 propane diamine, 1,4 butane diamine, 1,6 hexamethylene diamine, 1,4-cyclohexane diamine, 3-isocyanatomethyl mono-3.
- Diamines such as heptane, 1, 3 bis (aminomethyl) cyclohexane, hydrazine, for example, polyamines such as diethylenetriamine, triethylenetetramine, tetraethylenepentamine, such as N- (2— Aminoamino) ethanolamine and the like. These amines may be used alone or in combination of two or more.
- the alkoxysilyl compound having a primary amino group or a primary amino group and a secondary amino group is not particularly limited, but specifically, ⁇ -aminopropyltriethoxysilane, ⁇ Phenyl-1- ⁇ -aminopropyltrimethoxysilane and other alkoxysilyl group-containing monoamines, ⁇ — (aminoethyl) y-aminopropyltrimethoxysilane, N- ⁇ (aminoethyl) ⁇ aminopropylmethyldimethoxysilane, etc. Is mentioned.
- the polyoxyethylene group-containing polyamine includes, for example, a polyoxyethylene ether diamine represented by the following structural formula (1), a polyoxyalkylene ether diamine represented by the following structural formula (2), And a polyamine represented by the following structural formula (4).
- the number average molecular weight of these polyoxyethylene group-containing polyamines is, for example, in the range of 100 to 20000, and more preferably in the range of 140 to: LOOOO S, specifically, for example, Nippon Oil & Fats Co., Ltd.
- n represents the degree of polymerization.
- n, m and 1 represent the degree of polymerization.
- n represents the degree of polymerization.
- each polyurethane resin is prepared as a self-emulsifying type polyurethane resin, an active hydrogen group-containing compound having a ionic group is further reacted.
- the active hydrogen group-containing compound having a terionic group is not particularly limited, and examples thereof include compounds having one terionic group and two or more active hydrogen groups. . More specifically, active hydrogen group-containing compounds having a carboxyl group include, for example, 2,2-dimethylolacetic acid, 2,2-dimethylollactic acid, 2,2-dimethylolpropionic acid, 2,2-dimethylol. Examples include dihydroxycarboxylic acids such as butanoic acid, 2,2-dimethylolbutyric acid, 2,2-dimethylol valeric acid, and diaminocarboxylic acids such as lysine and arginine.
- active hydrogen group-containing compounds having a terionic group may be used alone or in combination of two or more.
- active hydrogen group-containing compounds having a terionic group preferably, an active hydrogen group-containing compound having a carboxyl group is mentioned.
- the polyurethane resin described above is Multiple are included.
- two or more types of polyurethane resin are included, that is, the aqueous polyurethane resin of the present invention includes a plurality of polyurethane resins including different macropolyols.
- the aqueous polyurethane resin of the present invention is obtained, for example, by a reaction of a hydrophobic macropolyol as the first macropolyol, the polyisocyanate described above, and the chain extender described above. Hydrophobic polyurethane resin obtained and a hydrophilic polyurethane resin obtained by reaction of the above-mentioned polyisocyanate with the above-described chain extender and the hydrophilic macropolyol as the second macropolyol. .
- polyurethane resins hydrophobic polyurethane resin and hydrophilic polyurethane resin
- the polyurethane resins are partially chemically bonded to each other via a chain extender.
- the partial chemical bond is a chemical bond formed by the reaction of the above-described chain extender polyamine and the polyisocyanate of each aqueous polyurethane resin.
- the amine group of the polyamine and each aqueous polyurethane It is a urea bond by reaction with the isocyanate group of rosin.
- the aqueous polyurethane resin of the present invention the aqueous polyurethane resin in which the hydrophobic polyurethane resin and the hydrophilic polyurethane resin are partially chemically bonded to each other via a chain extender.
- the first method for producing fat will be described as an example.
- a hydrophobic urethane polyol is reacted with the above-mentioned polyisocyanate to obtain a hydrophobic urethane prepolymer.
- hydrophobic urethane prepolymer for example, a hydrophobic macropolyol
- the polyisocyanate described above and, if necessary (when self-emulsifying), an active hydrogen group having the above-described ionic group.
- the equivalent ratio of the isocyanate group to the active hydrogen group is a value exceeding 1, preferably 1.02 to 20, more preferably 1.1 to 4.
- Formulated for example, such as Balta polymerization or solution polymerization The reaction is carried out by a known reaction (polymerization) method.
- the hydrophobic macropolyol force is not less than 40% by weight, more preferably not less than 50% by weight based on the hydrophobic polyurethane polyol (solid content). Ingredients are blended.
- a polyisocyanate is stirred under a nitrogen stream, and a hydrophobic macropolyol and, if necessary, an active hydrogen group-containing compound having a ionic group are added thereto, and the reaction temperature is 75 to 85 ° C. React with C for 1-10 hours.
- a polyisocyanate is stirred in a reaction solvent under a nitrogen stream, and a hydrophobic macropolyol and, if necessary, an active hydrogen group having a ionic group. Add the contained compound and react for about 1 to 10 hours at a reaction temperature below the boiling point of the reaction solvent.
- reaction solvent a low boiling point solvent that is inactive with respect to the active hydrogen group and the isocyanate group and can be easily removed is used.
- examples of such a reaction solvent include acetone, methyl ethyl ketone, Examples include ethyl acetate, tetrahydrofuran, and acetonitrile.
- a reaction catalyst can be prepared if necessary, and the unreacted polyisocyanate monomer can be obtained using a known means such as distillation or extraction. It can also be removed from the reaction system.
- reaction catalyst examples include a tin catalyst and an amine catalyst.
- the obtained hydrophobic urethane prepolymer is dispersed in water.
- the hydrophobic urethane prepolymer is blended in about 0.5 to 30 times by weight of water, and stirred to disperse in water.
- a stirrer such as a homomixer
- high shear is imparted, so that the hydrophobic urethane prepolymer is easily formed into an aqueous dispersion.
- the pH is adjusted using a neutralizing agent.
- Examples of neutralization methods include amines such as trimethylamine, triethylamine, tri-n-propylamine, tributylamine, and triethanolamine, such as potassium hydroxide, It is preferable to form a salt of a ionic group by adding an inorganic alkali salt such as sodium hydroxide or a neutralizing agent that also has a power selected such as ammonia. The amount of neutralizer added is
- the hydrophobic urethane prepolymer is dispersed before water dispersion in order to improve the stability of the hydrophobic urethane prepolymer in water.
- -Form a salt of an on-group.
- an emulsifier is added and the obtained hydrophobic urethane prepolymer is dispersed in water.
- a ionic surfactant such as an alkylsulfuric acid metal salt or a linear alkylbenzene sulfonic acid metal salt
- a nonionic surfactant such as a polyoxyalkylene alkylphenol ether
- a cationic interface such as a polyoxyalkylene alkylphenol ether, or a cationic interface.
- surfactants such as activators can be mentioned.
- the terminal isocyanate group of the hydrophobic urethane prepolymer is partially chain extended with a chain extender (first chain extender).
- a hydrophobic chain extender such as diamines (for example, isophorone diamine) is preferable. Is used.
- the water-dispersed hydrophobic urethane prepolymer is first added dropwise with stirring, and then, for example, 0.1. Mix for about 30 minutes.
- the stirring and mixing time exceeds 30 minutes, the reaction between the remaining terminal isocyanate groups of the hydrophobic urethane prepolymer and water proceeds, and the isocyanate required for chemical bonding with the hydrophilic urethane prepolymer terminal isocyanate described below. The group may decrease.
- the blending ratio of the chain extender is, for example, the equivalent ratio of the amino group of the chain extender to the terminal isocyanate group of the hydrophobic urethane prepolymer (amino group Z isocyanate group). More / J, more preferably 0.20 to 0.98, and even more preferably 0.5 to 0.9. According to the above blending ratio, a part of all of the terminal isocyanate groups of the hydrophobic urethane prepolymer can be chain-extended, and the remaining terminal isocyanate group can be extended to the next chain extender (second chain described later). Part with hydrophilic urethane prepolymers Can be chemically bonded.
- the hydrophobic urethane prepolymer was dispersed in water, and then a chain extender (first chain extender) was blended. On the contrary, first, chain extension was first performed in water. Prepare an aqueous dispersion (aqueous solution) of the chain extender (first chain extender), and then mix and disperse the hydrophobic urethane prepolymer. You can also.
- a hydrophobic polyurethane resin containing a hydrophobic macropolyol is obtained by the partial chain extension described above.
- a hydrophilic urethane polyol is separately reacted with the above-mentioned polyisocyanate to obtain a hydrophilic urethane prepolymer.
- hydrophilic urethane prepolymer for example, a hydrophilic macropolyol, the polyisocyanate described above, and, if necessary (when self-emulsifying), an active hydrogen group-containing compound having the above-described ionic group
- the equivalent ratio of isocyanate groups to active hydrogen groups is greater than 1, preferably from 1.02 to 20, more preferably
- the polyisocyanate for obtaining the hydrophobic urethane prepolymer and the polyisocyanate for obtaining the hydrophilic urethane prepolymer may be different types of polyisocyanate. Isocyanate may be used.
- the polyoxyethylene group of the hydrophilic macropolyol is contained in an amount of 40% by weight or more, further 50% by weight or more, based on the hydrophilic polyurethane resin (solid content).
- the above ingredients are blended.
- polyoxyethylene-based aqueous polyurethane resin in the aqueous polyurethane resin for example, 20% by weight or more, preferably
- the above ingredients are blended so that 30% by weight or more is contained.
- reaction can be carried out by the same method and conditions as described above.
- the stretched hydrophobic urethane prepolymer that is, the hydrophobic polyurethane which is partially chain-extended and has a terminal isocyanate group as described above.
- Water dispersion is carried out by mixing a hydrophilic urethane prepolymer in an aqueous resin (an aqueous medium in which a hydrophobic polyurethane resin is dispersed in water).
- the mixing ratio of the hydrophobic polyurethane resin and the hydrophilic urethane prepolymer is appropriately selected according to the purpose and application in consideration of the balance between hydrophobicity and hydrophilicity.
- hydrophobic polyurethane resin 100 weight
- the amount of hydrophilic urethane preform is 10 to 2000 parts by weight, preferably 30 to: LOOO parts by weight.
- the hydrophobic polyurethane resin and the hydrophilic urethane preform are not compatible with each other, and are separated into independent blocks and dispersed in water.
- the terminal isocyanate group of the hydrophilic urethane prepolymer is chain-extended with a chain extender (second chain extender) and the remaining terminal isocyanate group of the hydrophobic polyurethane resin. And the terminal isocyanate group of the hydrophilic urethane prepolymer are chemically bonded to each other via a chain extender (second chain extender).
- the terminal isocyanate group of the hydrophilic urethane prepolymer is chain-extended to chemically bond the remaining terminal isocyanate group of the hydrophobic polyurethane resin and the terminal isocyanate group of the hydrophilic urethane prepolymer.
- polyoxyethylene group-containing polyamine e.g., such as EDR-148, PEG # 1000 di Amin
- hydrophilic chain extender such as used.
- a chain extender for partially extending the terminal isocyanate group of the hydrophobic urethane prepolymer, and a terminal isocyanate group of the hydrophilic urethane prepolymer are chained.
- the same chain extender (second chain extender) is used to extend and chemically bond the remaining terminal isocyanate group of the hydrophobic polyurethane resin and the terminal isocyanate group of the hydrophilic urethane prepolymer.
- Different types of chain extenders may be used.
- a chain extender is blended in an aqueous dispersion in which water is dispersed by mixing a hydrophobic polyurethane resin and a hydrophilic urethane prepolymer.
- a chain extender was added dropwise, Then, stir and mix for 1 to 5 hours.
- the ratio of the chain extender is, for example, the equivalent ratio of the amino group of the chain extender to the sum of the remaining terminal isocyanate groups of the hydrophobic polyurethane resin and the terminal isocyanate groups of the hydrophilic urethane prepolymer.
- (Amino group Z isocyanate group) in the range of 0.4 to 1.2, preferably 0.8 to 1.0.
- the terminal isocyanate group of the hydrophilic urethane prepolymer is reacted with the chain extender to obtain a hydrophilic urethane resin, and the obtained hydrophilic urethane is added to the aqueous dispersion.
- the resin and the hydrophobic polyurethane resin are dispersed in water as independent blocks, and are partially chemically bonded to each other via a chain extender, whereby the aqueous polyurethane resin of the present invention. Fat is obtained.
- the terminal isocyanate group of the hydrophobic urethane prepolymer is chain-extended with a hydrophobic chain extender, so that the terminal isocyanate of the hydrophilic urethane prepolymer is obtained. If the cyanate group is chain-extended with a hydrophilic chain extender, a balance between hydrophilicity and hydrophobicity can be achieved.
- the remaining terminal isocyanate group of the hydrophobic polyurethane resin and the terminal isocyanate group of the hydrophilic urethane prepolymer are chemically bonded to each other via a chain extender.
- the stability of aqueous polyurethane resin can be increased.
- a primary amino group and a secondary amino group such as N- (2-aminoethyl) ethanolamine, which are specifically exemplified in the second production method, may be used.
- the obtained aqueous polyurethane resin has a desired solid content, and the organic solvent and water can be removed by, for example, drying under reduced pressure so that the organic solvent contained therein can be distilled off. Remove some. Alternatively, water is further added to obtain a desired solid content.
- a hydrophobic urethane prepolymer is prepared, dispersed in water, then blended with a first chain extender, and the terminal isocyanate group of the hydrophobic urethane prepolymer is partially incorporated.
- the hydrophilic urethane prepolymer is mixed and dispersed in water, and the second chain extender is added to extend the terminal isocyanate group of the hydrophilic urethane prepolymer, and the hydrophobic polyurethane resin.
- the terminal isocyanate group of the repolymer may be chemically bonded to each other.
- the aqueous polyurethane resin obtained by the first production method of the present invention has various additives such as a plasticizer, an antifoaming agent, a leveling agent, depending on the purpose and application.
- the aqueous polyurethane resin of the present invention the aqueous polyurethane resin in which the hydrophobic polyurethane resin and the hydrophilic polyurethane resin are partially chemically bonded to each other via a chain extender.
- the production method 2 will be described as an example.
- the obtained hydrophobic urethane prepolymer is dispersed in water in the same manner as in the first production method described above.
- the terminal isocyanate group of the hydrophobic urethane prepolymer is added with a chain extender (first chain extender) whose equivalent ratio is excessive with respect to the terminal isocyanate group.
- diamines eg, isophorone diamine
- polyamines having a primary amino group and a secondary amino group in one molecule are used alone or in combination.
- examples of the polyamine having a primary amino group and a secondary amino group in one molecule include polyamines such as diethylenetriamine and triethylenetetramine, such as N- (2-aminoethyl) ethanol.
- examples include amino alcohols such as min, and more preferable examples include amino alcohols such as N- (2-aminoethyl) ethanolamine.
- first chain extender For example, first, while stirring the hydrophobic urethane prepolymers dispersed in water, an excessive amount of the chain is extended.
- the agent is added dropwise and then mixed, for example, with stirring for 0.1 minutes to 2 hours.
- the chain extender is preferably dripped quickly.
- a diamine when a diamine is used in combination with a polyamine having a primary amino group and a secondary amino group in one molecule, preferably after the diamine is added dropwise. A polyamine having a primary amino group and a secondary amino group in one molecule is dropped.
- the proportion of the chain extender is, for example, the equivalent ratio of the amino group of the chain extender to the terminal isocyanate group of the hydrophobic urethane prepolymer (amino group Z isocyanate group). More preferably, 1.02 to: L. 80, and even more preferably 1.1 to 1.5.
- the equivalent ratio of the amino group of the chain extender (first chain extender) to the terminal isocyanate group of the hydrophobic urethane prepolymer preferably the primary amino group corresponds to 1.0 or less, Mix so that the secondary amino group is the remaining amount.
- the primary amino group is 0.1 to 0.98
- the secondary amino group is 0.1 to 1.5, preferably the primary amino group is 0.3 to 0.8
- the secondary amino group is secondary. It mix
- the blending ratio is 100% when used alone. Is a polyamine force having a primary amino group and a secondary amino group in one molecule with respect to the total amount of the chain extender, for example, 5 to 90 mol%, preferably 10 to 80 mol%. is there.
- all of the terminal isocyanate groups of the hydrophobic urethane prepolymer can be chain-extended. Also, in the chain extender that has been chain-extended, in one molecule, it reacts with the amino group that reacts with the terminal isocyanate group of the hydrophobic urethane prepolymer and the terminal isocyanate group of the hydrophobic urethane prepolymer. In addition, unreacted amino groups are mixed. Therefore, the hydrophobic polyurethane resin has terminal amino groups (unreacted amino groups) due to the chain extender (first chain extender).
- the hydrophobic polyurethane resin and the hydrophilic polyurethane resin are partially chemically bonded. Can do.
- the amino group that has not reacted with the terminal isocyanate group of the hydrophobic urethane prepolymer is mainly a secondary amino group whose reaction rate with respect to the isocyanate group is slower than that of the primary amino group.
- the hydrophobic urethane prepolymer was dispersed in water, and then an excess amount of the chain extender (first chain extender) was blended.
- first chain extender an excessive amount of chain extender (first chain extender) to water in advance to prepare an aqueous dispersion (aqueous solution) of an excessive amount of chain extender, and then add hydrophobic polyurethane prepolymer to this. Mix and disperse.
- the hydrophobic urethane prepolymer after extension that is, as described above, is chain extended with an excessive amount of chain extender (first chain extender) and has a terminal amino group.
- Hydrophobic polyurethane resin is mixed in water (water medium in which hydrophobic polyurethane resin is dispersed in water) to disperse in water.
- the terminal amino group of the hydrophobic polyurethane resin reacts with a part of the terminal isocyanate group of the hydrophilic urethane prepolymer, that is, the first urethane prepolymer and the second urethane prepolymer are reacted. Extending with the first chain extender and partially chemically bonded to each other.
- the blending ratio of the hydrophobic polyurethane resin and the hydrophilic urethane prepolymer is appropriately selected according to the purpose and application in consideration of the balance between hydrophobicity and hydrophilicity.
- the hydrophilic urethane precursor strength is 10 to 2000 parts by weight, preferably ⁇ 30 to: LOOO parts by weight with respect to parts by weight.
- the hydrophobic polyurethane resin and the hydrophilic urethane preform are not compatible with each other, and are separated into independent blocks and dispersed in water.
- the remaining terminal isocyanate group of the hydrophilic urethane prepolymer is chain extended with a chain extender (second chain extender).
- the chain extender (second chain extender) for chain extending the terminal isocyanate group of the hydrophilic urethane prepolymer is preferably a primary amino group or a primary chain among the chain extenders described above.
- Alkoxysilyl compounds having an amino group and a secondary amino group for example, N- ⁇ (aminoethyl) aminoaminopropylmethyldimethoxysilane ), polyoxyethylene group-containing polyamine (for example, EDR-148 ( Hydrophilic chain extenders such as the above structural formula (3), manufactured by Huntsman), and PEG # 1000 diamine (corresponding to the above structural formula (1), manufactured by NOF Corporation) are used.
- a chain extender is blended in an aqueous dispersion in which a hydrophobic polyurethane resin and a hydrophilic urethane prepolymer are mixed to disperse water.
- a chain extender is added dropwise and mixed, and then stirred and mixed for 1 to 5 hours.
- the secondary amino group is less reactive than the primary amino group.
- it is heated to 40-60 ° C.
- the blending ratio of the chain extender is, for example, the equivalent ratio of the amino group of the chain extender to the terminal isocyanate group of the hydrophilic urethane prepolymer (amino group Z isocyanate). Group) in the range of 0.4 to 1.2, preferably 0.8 to 1.0.
- the remaining terminal isocyanate groups of the hydrophilic urethane precursor react with a chain extender (second chain extender) to obtain a hydrophilic urethane resin, which is also obtained in an aqueous dispersion.
- the hydrophilic urethane resin and the hydrophobic polyurethane resin are dispersed in water as independent blocks, and they are partially separated from each other via a chain extender (first chain extender). By being chemically bonded, the aqueous polyurethane resin of the present invention is obtained.
- the terminal isocyanate group of the hydrophobic polyurethane resin is chain-extended with a hydrophobic chain extender, and the terminal isocyanate group of the hydrophilic urethane prepolymer is made hydrophilic. If the chain is extended with a chain extender, a balance between hydrophilicity and hydrophobicity can be achieved.
- the terminal amino group of the hydrophobic polyurethane resin and the terminal isocyanate group of the hydrophilic urethane prepolymer are partially chemically bonded to each other together with the aqueous dispersion described above, the aqueous polyurethane resin Stability can be increased.
- aqueous polyurethane resin even during the production of aqueous polyurethane resin, for example, the hydrophobic polyurethane resin after chain extension can be left in the reaction vessel as it is and the production can be interrupted.
- an aqueous polyurethane resin can be produced while improving the handleability.
- the obtained aqueous polyurethane resin has a desired solid content, and the organic solvent and water can be removed by, for example, drying under reduced pressure so that the contained organic solvent can be distilled off. Remove some. Alternatively, water is further added to obtain a desired solid content.
- a hydrophobic urethane prepolymer is prepared, dispersed in water, and then an excess amount of a chain extender (first chain extender) is blended to form a hydrophobic urethane prepolymer.
- first chain extender a chain extender
- the hydrophilic urethane precursor is mixed.
- the hydrophobic urethane prepolymer and the hydrophilic urethane prepolymer are extended with a chain extender (first chain extender) and chemically bonded to each other. These are then dispersed in water, and then the chain extender.
- Second chain extender was added to chain-extend the remaining terminal isocyanate groups of the hydrophilic urethane prepolymer.
- a hydrophilic urethane prepolymer was prepared and added to the water. Disperse, then add an excessive amount of chain extender (first chain extender), chain extend the terminal isocyanate group of the hydrophilic urethane prepolymer, then mix the hydrophobic urethane prepolymer
- the hydrophilic urethane prepolymer and the hydrophobic urethane prepolymer are elongated with a chain extender (first chain extender), chemically bonded to each other, dispersed in water, and then chain extended (second chain extender). To extend the remaining terminal isocyanate groups of the hydrophobic urethane prepolymers! /.
- the aqueous polyurethane resin obtained by the second production method of the present invention can be appropriately blended with additives similar to those of the first production method depending on the purpose and application.
- the film of the present invention can be obtained by casting or coating the aqueous polyurethane resin of the present invention obtained as described above.
- a known casting method or coating method is used for casting or coating the aqueous polyurethane resin. Specifically, a laminating method, a direct coating method, or the like is used, and is appropriately selected depending on the purpose and application.
- an aqueous polyurethane resin is applied to the surface of a release paper and heat-treated, and then the release paper is laminated on a base fabric and heat-sealed.
- Examples of the base fabric include woven fabrics, knitted fabrics, and nonwoven fabrics made of fiber such as polyester, nylon, and cotton.
- the surface of the base fabric is formed with a moisture permeable waterproof coating made of water-based polyurethane resin, and if a film made of this coating is used, the moisture permeable waterproof film Can be obtained.
- the direct coating method for example, it is directly applied to a base fabric or a release paper using, for example, a knife coater.
- the surface of the base fabric is covered with a moisture-permeable waterproof coating made of water-based polyurethane resin, whereby the surface of the base fabric is subjected to moisture-permeable waterproofing.
- the moisture-permeable and waterproof property means that the film does not allow rain or other water to pass through, but allows moisture (water vapor) to pass through. It is a performance that releases to the outside and prevents rain from entering the clothes.
- the moisture permeable and waterproof membrane may be either a microporous membrane or a nonporous membrane.
- aqueous polyurethane resin for example, the mechanical strength of a film (for example, width 10 mm, thickness 0.1 mm) when a hydrophobic urethane prepolymer is cast or coated and cured with a curing agent
- the tensile strength is, for example, 3 MPa or more, preferably 4 MPa or more, more preferably 6 MPa or more
- the elongation is, for example, 200% or more, preferably 300% or more, more preferably 400% or more.
- the water swelling rate is, for example, 30% or less, preferably 26% or less, and more preferably 22% or less.
- the moisture permeability of the film of the present invention is, for example, 3000 (gZm) when the thickness of the cast film is 0.02 mm and the moisture permeability in the moisture permeability test A-1 method (based on JIS L1099). 2 '24hrs) above, preferably, 4000 (gZm 2' 24hrs) or more, more preferably, 5000 (g / m 2 - it is preferable that at 24hrs) or more.
- the water-based polyurethane resin of the present invention is not limited to the film use and processing use as a moisture-permeable waterproof material for clothing as described above, but includes, for example, automobiles, electronic devices, building materials, and artificial leather. It can also be used for various applications.
- stannous octoate (trade name: Stannotato, manufactured by API Corporation) was added, and the reaction rate was reacted to 99% or more in 5 hours. Next, this was cooled to 40 ° C., and 23 g of triethylamine was collected and neutralized by stirring sufficiently to obtain a hydrophobic urethane prepolymer having an isocyanate group at the molecular end.
- Table 1 The abbreviations and product names in Table 1 are as follows. The prescriptions in Table 1 are indicated in g (grams).
- H12MDI 4, 4'-Methylenebis (cyclohexyl isocyanate), trade name Desmod Nonor W
- H6XDI 1,3-bis (isocyanatomethyl) cyclohexane, trade name Takenate 600, manufactured by Mitsui Takeda Chemical Co., Ltd.
- PTG—1 Polyoxytetramethylene glycol with a number average molecular weight of 2000, trade name PTG— 2000SN, manufactured by Hodogaya Chemical Co., Ltd.
- PC—1 Polycarbonate polyol with a number average molecular weight of 2000, trade name UH—200, manufactured by Ube Industries, Ltd.
- Ester-1 Polyester polyol with a number average molecular weight of 2000, trade name Takelac U-56 20, manufactured by Mitsui Takeda Chemical Co., Ltd.
- DMPA dimethylolpropionic acid, trade name Nitsukamer PA, manufactured by Nippon Kasei Co., Ltd.
- DMBA dimethylol butanoic acid, trade name Nitsukamer BA, manufactured by Nippon Kasei Co., Ltd.
- the reaction liquid temperature was adjusted to 75-78 ° C, stannous octylate (trade name: Stanotato, manufactured by API Corporation) was added as a reaction catalyst, and the reaction rate was 99% in 6 hours. It was made to react to the above. Subsequently, this was cooled to 40 ° C., and 17 g of triethylamine was added and neutralized by stirring sufficiently to obtain a hydrophilic urethane prepolymer having an isocyanate group at the molecular end.
- This hydrophilic urethane prepolymer has 61% by weight of polyoxyethylene groups with respect to the hydrophilic urethane prepolymer (solid content).
- hydrophilic urethane prepolymer Based on the formulation of Table 2 below, a hydrophilic urethane prepolymer was obtained in the same manner as in Synthesis Example 1. This hydrophilic urethane prepolymer has 62% by weight of polyoxyethylene groups with respect to the hydrophilic urethane prepolymer (solid content).
- PEG1000 Polyethylene glycol with a number average molecular weight of 1000, Maruzen Chemical Co.
- DMEA Dimethylethanolamine
- IPDA Isophorone diamine, manufactured by Degussa Huls
- EDR148 Polyoxyalkylenediamine with a molecular weight of 148, trade name, Jeffamine EDR — 148, manufactured by Huntsman
- PEG # 1000 diamine Polyoxyethylene diamine having a number average molecular weight of 1000, manufactured by NOF Corporation
- ⁇ 602 ⁇ - ⁇ (Aminoethyl) ⁇ -Aminopropylmethyldimethoxysilane (Amine number 544), manufactured by Shin-Etsu Chemical Co., Ltd.
- an aqueous polyurethane resin was prepared in the same manner as in Example 1. The stirring and mixing for 3 hours was performed by heating to 45 ° C.
- Amino alcohol EA N— (2-aminoethyl) ethanolamine (manufactured by Nippon Emulsifier Co., Ltd.) Comparative Example 1
- Example 2 Example 3 Example 4 Example 5 Actual
- Example 1 Water-based polyurethane resin
- Example 6 Example 7
- Viscosity .mPa-sec 30000 27000 50000 46000 23000 18000 21000 35000 Particle size (nm) 500 1700 600 1200 850 300 350 350
- Moisture permeability test A Method 1 (20 / m) Moisture permeability (g / m 2 '24hrs) 5100 6100 4800
- the aqueous polyurethane resin of each Example and each Comparative Example was cast to form a dry transparent film having a thickness of 0.1 mm. Thereafter, this film was cut into 10 cm ⁇ 10 cm to prepare a sample.
- a water-based polyurethane resin was applied to the surface of the release paper using a knife coater, and heat treatment was performed at 130 ° C. for 5 minutes to obtain a transparent film.
- the aqueous polyurethane resin of each Example and each Comparative Example was put in a transparent bottle and kept at 25 ° C. The fluidity and appearance of this aqueous polyurethane resin were confirmed visually. The results are shown in Table 5 and Table 6. In the table, “ ⁇ ” indicates a state where the fluidity is good, and “X” indicates a state where the fluidity is poor and gelation or aqueous polyurethane resin is separated.
- the particle diameter of the aqueous polyurethane resin in each Example and each Comparative Example was measured with a particle diameter measuring device (N4 Plus Submicron Particle Sizer, manufactured by COULTER). The results are shown in Table 5 and Table 6.
- the aqueous polyurethane resin obtained in Examples 1 to 8 has better storage stability than the aqueous polyurethane resin obtained in Comparative Examples 1 to 3. ing.
- the water-based polyurethane resin of the present invention is used for various uses such as automobiles, electronic devices, building materials, and artificial leather, as well as film use and calorie use as moisture-permeable waterproof materials for clothing. Further, the method for producing an aqueous polyurethane resin of the present invention is used for producing an aqueous polyurethane resin having a balanced hydrophilic property and hydrophobic property while forming a stable aqueous form. Used as a moisture permeable and waterproof material for clothing for film and cafe applications.
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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CA002589849A CA2589849A1 (en) | 2004-12-10 | 2005-12-08 | Aqueous polyurethane resin, method for producing aqueous polyurethane resin and film |
JP2006546754A JP5354856B2 (ja) | 2004-12-10 | 2005-12-08 | 水性ポリウレタン樹脂、水性ポリウレタン樹脂の製造方法およびフィルム |
US11/792,382 US7691940B2 (en) | 2004-12-10 | 2005-12-08 | Aqueous polyurethane resin and method for producing aqueous polyurethane resin and film |
CN2005800412142A CN101068842B (zh) | 2004-12-10 | 2005-12-08 | 水性聚氨酯树脂、水性聚氨酯树脂的制造方法及薄膜 |
EP05814598A EP1826226A4 (en) | 2004-12-10 | 2005-12-08 | AQUEOUS POLYURETHANE RESIN, PROCESS FOR PREPARING AQUEOUS POLYURETHANE RESIN AND FILM |
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JP2004-359193 | 2004-12-10 | ||
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US (1) | US7691940B2 (ja) |
EP (1) | EP1826226A4 (ja) |
JP (1) | JP5354856B2 (ja) |
KR (1) | KR20070100889A (ja) |
CN (1) | CN101068842B (ja) |
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WO2009072561A1 (ja) | 2007-12-06 | 2009-06-11 | Mitsui Chemicals Polyurethanes, Inc. | 水性ポリウレタン樹脂、親水性樹脂およびフィルム |
US20210077957A1 (en) * | 2017-08-28 | 2021-03-18 | Dsm Ip Assets B.V. | Synthetic membrane composition comprising polyurethane blend |
JP2021075602A (ja) * | 2019-11-07 | 2021-05-20 | 株式会社Adeka | 水系ポリウレタン樹脂組成物、皮革様材料及びその製造方法 |
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KR101790486B1 (ko) * | 2016-03-30 | 2017-10-25 | 주식회사 빅스 | 텍스타일 코팅용 친수성 수분산 폴리우레탄 수지 및 그 제조방법 |
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US11723875B2 (en) * | 2018-04-10 | 2023-08-15 | The Procter & Gamble Company | Polymeric materials and articles manufactured there from |
CN110129121B (zh) * | 2019-05-31 | 2022-04-05 | 黄智翔 | 防锈耐腐蚀切削液及其制备方法 |
CN111732833A (zh) * | 2020-07-03 | 2020-10-02 | 宏元(江门)化工科技有限公司 | 一种用于汽车内饰及汽车底盘漆的水性聚氨酯 |
CN114316823A (zh) * | 2022-01-21 | 2022-04-12 | 中国科学院长春应用化学研究所 | 一种全生物二氧化碳基生物降解聚氨酯压敏胶带及其制备方法 |
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2005
- 2005-12-08 JP JP2006546754A patent/JP5354856B2/ja active Active
- 2005-12-08 CN CN2005800412142A patent/CN101068842B/zh not_active Expired - Fee Related
- 2005-12-08 CA CA002589849A patent/CA2589849A1/en not_active Abandoned
- 2005-12-08 WO PCT/JP2005/022567 patent/WO2006062165A1/ja active Application Filing
- 2005-12-08 EP EP05814598A patent/EP1826226A4/en not_active Withdrawn
- 2005-12-08 KR KR1020077015408A patent/KR20070100889A/ko active IP Right Grant
- 2005-12-08 US US11/792,382 patent/US7691940B2/en not_active Expired - Fee Related
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009072561A1 (ja) | 2007-12-06 | 2009-06-11 | Mitsui Chemicals Polyurethanes, Inc. | 水性ポリウレタン樹脂、親水性樹脂およびフィルム |
US8461255B2 (en) | 2007-12-06 | 2013-06-11 | Mitsui Chemicals, Inc. | Aqueous polyurethane resin, hydrophilic resin, and film |
JP5574709B2 (ja) * | 2007-12-06 | 2014-08-20 | 三井化学株式会社 | 親水性樹脂およびフィルム |
US20210077957A1 (en) * | 2017-08-28 | 2021-03-18 | Dsm Ip Assets B.V. | Synthetic membrane composition comprising polyurethane blend |
JP2021075602A (ja) * | 2019-11-07 | 2021-05-20 | 株式会社Adeka | 水系ポリウレタン樹脂組成物、皮革様材料及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101068842B (zh) | 2011-04-13 |
EP1826226A4 (en) | 2010-03-24 |
JPWO2006062165A1 (ja) | 2008-06-12 |
CN101068842A (zh) | 2007-11-07 |
EP1826226A1 (en) | 2007-08-29 |
US7691940B2 (en) | 2010-04-06 |
JP5354856B2 (ja) | 2013-11-27 |
CA2589849A1 (en) | 2006-06-15 |
US20080045650A1 (en) | 2008-02-21 |
KR20070100889A (ko) | 2007-10-12 |
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