JP6288537B1 - 一液型水性樹脂組成物、及び、繊維積層体 - Google Patents
一液型水性樹脂組成物、及び、繊維積層体 Download PDFInfo
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- JP6288537B1 JP6288537B1 JP2017530107A JP2017530107A JP6288537B1 JP 6288537 B1 JP6288537 B1 JP 6288537B1 JP 2017530107 A JP2017530107 A JP 2017530107A JP 2017530107 A JP2017530107 A JP 2017530107A JP 6288537 B1 JP6288537 B1 JP 6288537B1
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- urethane resin
- aqueous
- resin composition
- mass
- chain extender
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- 125000003277 amino group Chemical group 0.000 claims description 10
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- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 2
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- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 2
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 description 2
- JVYDLYGCSIHCMR-UHFFFAOYSA-N 2,2-bis(hydroxymethyl)butanoic acid Chemical compound CCC(CO)(CO)C(O)=O JVYDLYGCSIHCMR-UHFFFAOYSA-N 0.000 description 2
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- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
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- 239000004088 foaming agent Substances 0.000 description 1
- 235000019256 formaldehyde Nutrition 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000005453 ketone based solvent Substances 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- AYLRODJJLADBOB-QMMMGPOBSA-N methyl (2s)-2,6-diisocyanatohexanoate Chemical compound COC(=O)[C@@H](N=C=O)CCCCN=C=O AYLRODJJLADBOB-QMMMGPOBSA-N 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000012875 nonionic emulsifier Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 229920000259 polyoxyethylene lauryl ether Polymers 0.000 description 1
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 235000010356 sorbitol Nutrition 0.000 description 1
- 229960004793 sucrose Drugs 0.000 description 1
- 125000001302 tertiary amino group Chemical group 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- 229940005605 valeric acid Drugs 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Classifications
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—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
- C08G18/28—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
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- 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
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- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
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- 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
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- 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
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- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
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- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
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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
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- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
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- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
- C08G18/4269—Lactones
- C08G18/4277—Caprolactone and/or substituted caprolactone
-
- 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
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- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/44—Polycarbonates
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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
- C08G18/6633—Compounds of group C08G18/42
- C08G18/6637—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/664—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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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
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
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- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0011—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using non-woven fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0065—Organic pigments, e.g. dyes, brighteners
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- Chemical & Material Sciences (AREA)
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Laminated Bodies (AREA)
Abstract
Description
カラム:東ソー株式会社製の下記のカラムを直列に接続して使用した。
「TSKgel G5000」(7.8mmI.D.×30cm)×1本
「TSKgel G4000」(7.8mmI.D.×30cm)×1本
「TSKgel G3000」(7.8mmI.D.×30cm)×1本
「TSKgel G2000」(7.8mmI.D.×30cm)×1本
検出器:RI(示差屈折計)
カラム温度:40℃
溶離液:テトラヒドロフラン(THF)
流速:1.0mL/分
注入量:100μL(試料濃度0.4質量%のテトラヒドロフラン溶液)
標準試料:下記の標準ポリスチレンを用いて検量線を作成した。
東ソー株式会社製「TSKgel 標準ポリスチレン A−500」
東ソー株式会社製「TSKgel 標準ポリスチレン A−1000」
東ソー株式会社製「TSKgel 標準ポリスチレン A−2500」
東ソー株式会社製「TSKgel 標準ポリスチレン A−5000」
東ソー株式会社製「TSKgel 標準ポリスチレン F−1」
東ソー株式会社製「TSKgel 標準ポリスチレン F−2」
東ソー株式会社製「TSKgel 標準ポリスチレン F−4」
東ソー株式会社製「TSKgel 標準ポリスチレン F−10」
東ソー株式会社製「TSKgel 標準ポリスチレン F−20」
東ソー株式会社製「TSKgel 標準ポリスチレン F−40」
東ソー株式会社製「TSKgel 標準ポリスチレン F−80」
東ソー株式会社製「TSKgel 標準ポリスチレン F−128」
東ソー株式会社製「TSKgel 標準ポリスチレン F−288」
東ソー株式会社製「TSKgel 標準ポリスチレン F−550」
メチルエチルケトン3,036質量部及びオクチル酸第一錫0.1質量部の存在下、ポリエーテルポリオール(三菱化学株式会社製「PTMG2000」、数平均分子量;2,000)1,000質量部と、2,2−ジメチロールプロピオン酸16質量部と、エチレングリコール25質量部と、ジフェニルメタンジイソシアネート260質量部とを溶液粘度が20,000mPa・sに達するまで70℃で反応させた後、メタノール3質量部を加えて反応を停止させてアニオン性ウレタン樹脂(A−1−1)のメチルエチルケトン溶液を得た。このウレタン樹脂溶液にポリオキシエチレンジスチレン化フェニルエーテル(Hydrophile−Lipophile Balance(以下、「HLB」と略記する);14)70質量部と、トリエチルアミン12質量部を混合させた後に、イオン交換水1,950質量部を加えて転相乳化させることで前記アニオン性ウレタン樹脂(A−A−1−1)が水に分散した乳化液を得た。
次いで、前記乳化液からメチルエチルケトンを留去することによって、不揮発分40質量%の一液型樹脂組成物(X−1)を得た。なお、前記アニオン性ウレタン樹脂(A−A−1−1)の流動開始温度は100℃、酸価は5.1mgKOH/gであった。
得られた一液型水性樹脂組成物(X−1)を離型紙に塗布し(塗布厚さ150μm)、熱風乾燥機にて70℃、2分間、次いで120℃で2分間乾燥することで乾燥物を得た。この乾燥物を、株式会社島津製作所製フローテスター「CFT−500A」(口径1MM、長さ1MMのダイスを使用、荷重98N、昇温速度3℃/分)を使用して、流動開始温度を測定した。
得られた一液型水性樹脂組成物(X−1)を乾燥し、乾燥固化した樹脂粒子の0.05g〜0.5gを、300mL三角フラスコに秤量し、次いで、テトラヒドロフランとイオン交換水との質量割合[テトラヒドロフラン/イオン交換水]が80/20の混合溶媒約80mLを加えそれらの混合液を得た。
次いで、前記混合液にフェノールフタレイン指示薬を混合した後、あらかじめ標定された0.1mol/Lの水酸化カリウム水溶液で滴定し、滴定に用いた水酸化カリウム水溶液の量から下記計算式(2)に従い、水性ウレタン樹脂(A)の酸価(mgKOH/g)を求めた。
計算式 A=(B×f×5.611)/S (2)
式中、Aは樹脂の固形分酸価(mgKOH/g)、Bは滴定に用いた0.1mol/L水酸化カリウム水溶液の量(mL)、fは0.1mol/L水酸化カリウム水溶液のファクター、Sは樹脂粒子の質量(g)、5.611は水酸化カリウムの式量(56.11/10)である。
ポリエーテルポリオールをポリカーボネートポリオール(宇部興産株式会社製「ETERNACOLL UH−200」、数平均分子量;2,000)に変更した以外は、実施例1と同様にして、アニオン性ウレタン樹脂(A−A−1−2)を含む一液型水性樹脂組成物(X−2)を得た。なお、前記アニオン性ウレタン樹脂(A−A−1−2)の流動開始温度は110℃、酸価は5.1mgKOH/gであった。
ポリエーテルポリオールをポリエステルポリオール(株式会社ダイセル製「プラクセル220」、数平均分子量;2,000)に変更した以外は、実施例1と同様にして、アニオン性ウレタン樹脂(A−A−1−3)を含む一液型水性樹脂組成物(X−3)を得た。なお、前記アニオン性ウレタン樹脂(A−A−1−3)の流動開始温度は100℃、酸価は5.1mgKOH/gであった。
メチルエチルケトン3,505質量部及びオクチル酸第一錫0.1質量部の存在下、ポリエーテルポリオール(三菱化学株式会社製「PTMG2000」、数平均分子量;2,000)1,000質量部と、2,2−ジメチロールプロピオン酸52質量部と、エチレングリコール8質量部と、ジフェニルメタンジイソシアネート260質量部とを溶液粘度が20,000mPa・sに達するまで70℃で反応させた後、メタノール3質量部を加えて反応を停止させてアニオン性ウレタン樹脂(A’−1)のメチルエチルケトン溶液を得た。このウレタン樹脂溶液にトリエチルアミン38質量部を混合させた後に、イオン交換水1,800質量部を加えて転相乳化させることで前記アニオン性ウレタン樹脂(A’−1)が水に分散した乳化液を得た。
次いで、前記乳化液からメチルエチルケトンを留去することによって、不揮発分40質量%の一液型樹脂組成物(X’−1)を得た。なお、前記アニオン性ウレタン樹脂(A’−1)の流動開始温度は100℃、酸価は16.5mgKOH/gであった。
メチルエチルケトン3,281質量部及びオクチル酸第一錫0.1質量部の存在下、ポリエーテルポリオール(三菱化学株式会社製「PTMG2000」、数平均分子量;2,000)1,000質量部と、2,2−ジメチロールプロピオン酸17質量部と、エチレングリコール47質量部と、ジフェニルメタンジイソシアネート344質量部とを溶液粘度が20,000mPa・sに達するまで70℃で反応させた後、メタノール3質量部を加えて反応を停止させてアニオン性ウレタン樹脂(A’−1)のメチルエチルケトン溶液を得た。このウレタン樹脂溶液にHLBを70質量部、トリエチルアミン13質量部を混合させた後に、イオン交換水1,800質量部を加えて転相乳化させることで前記アニオン性ウレタン樹脂(A’−2)が水に分散した乳化液を得た。
次いで、前記乳化液からメチルエチルケトンを留去することによって、不揮発分40質量%の一液型樹脂組成物(X’−2)を得た。なお、前記アニオン性ウレタン樹脂(A’−2)の流動開始温度は160℃、酸価は5.1mgKOH/gであった。
メチルエチルケトン2,749質量部及びオクチル酸第一錫0.1質量部の存在下、ポリエーテルポリオール(三菱化学株式会社製「PTMG2000」、数平均分子量;2,000)1,000質量部と、2,2’−ジメチロールプロピオン酸16質量部と、ジフェニルメタンジイソシアネート162質量部とを溶液粘度が20,000mPa・sに達するまで70℃で反応させた後、メタノール3質量部を加えて反応を停止させてアニオン性ウレタン樹脂(A’−3)のメチルエチルケトン溶液を得た。このウレタン樹脂溶液にHLBを59質量部、トリエチルアミン13質量部を混合させた後に、イオン交換水1,800質量部を加えて転相乳化させることで前記アニオン性ウレタン樹脂(A’−3)が水に分散した乳化液を得た。
次いで、前記乳化液からメチルエチルケトンを留去することによって、不揮発分40質量%の一液型樹脂組成物(X’−3)を得た。なお、前記アニオン性ウレタン樹脂(A’−2)の流動開始温度は40℃以下、酸価は5.6mgKOH/gであった。
エーテル系ウレタンディスパージョン(DIC株式会社製「ハイドランWLS−120AR」100質量部、増粘剤(Borcher社製「Borch Gel ALA」)2質量部、レべリング剤(Evonik社製「TEGO Flow425」)0.2質量部、消泡剤(Evonik社製「TEGO Twin4000」)0.2質量部、黒色顔料(DIC株式会社製「DILAC HS−9550」)5質量部をメカニカルミキサーにて2,000rpm、2分間撹拌し、次いで真空脱泡機を使用して脱泡させて表皮層用配合液を得た。
実施例及び比較例で得られた一液型水性樹脂組成物100質量部、増粘剤(Borcher社製「Borch Gel ALA」)2質量部、レべリング剤(Evonik社製「TEGO Flow425」)0.2質量部、消泡剤(Evonik社製「TEGO Twin4000」)0.2質量部をメカニカルミキサーにて2,000rpmで2分間撹拌し、次いで真空脱泡機で脱泡させることで、配合液を調製した。
離型紙(リンテック株式会社製「EK−100D」)上に、表皮層用配合液をナイフコーターにて塗布した後(塗布厚さ150μm)、熱風乾燥機を使用して70℃で2分間、次いで120℃で2分間乾燥させることにより表皮層を得た。更にこの表皮層上に前記配合液をナイフコーターを使用して塗布した後(塗布厚さ150μm)、熱風乾燥機を使用して70℃で2分間、次いで120℃で2分間乾燥させた。最後に、不織布基材を前記乾燥物上に重ね、熱ロールプレス(ロール温度130℃、プレス線圧8MPa/m2、送り速度1m/min)にて熱圧着させ、合成皮革を得た。
前記合成皮革から離型紙を剥離し、その上に2.5cm幅のホットメルトテープを載置して150℃で30秒間加熱し、接着させた。ホットメルトテープの幅に沿って試料を切断し、この一部を剥離し、基材とホットメルトテープをチャックでつかみ、株式会社島津製作所製オートグラフ試験機「AG−X plus」を使用して、剥離強度を測定した。試験片を20cm剥離して得られたデータの平均値を求め、1cm幅に換算した。
前記合成皮革を80℃、湿度95%の環境下で5週間放置した後、同様に剥離強度を測定した。なお、耐湿性試験中に表皮層が脱落したものは「−」とした。
Claims (4)
- 流動開始温度が50〜130℃の範囲であり、かつ酸価15mgKOH/g以下であるアニオン性基を有するウレタン樹脂(A)、及び、水(B)を含有する一液型水性樹脂組成物であり、
前記ウレタン樹脂(A)は、
ポリオール(a1)と、カルボキシル基を有するグリコール化合物と、水酸基を有する鎖伸長剤(a2−1)を含む鎖伸長剤と、芳香族ポリイソシアネート(a3−1)との反応物、又は、ポリオール(a1)と、カルボキシル基を有するグリコール化合物と、アミノ基を有する鎖伸長剤(a2−2)を含む鎖伸長剤と、脂肪族ポリイソシアネート及び/又は脂環式ポリイソシアネート(a3−2)との反応物であり、
前記一液型水性樹脂組成物は、架橋剤を含まないものであり、前記ウレタン樹脂(A)が、前記水(B)中に分散したものであることを特徴とする一液型水性樹脂組成物。 - 前記水性ウレタン樹脂(A)が、
ポリオール(a1)と、カルボキシル基を有するグリコール化合物と、水酸基を有する鎖伸長剤(a2−1)を含む鎖伸長剤と、芳香族ポリイソシアネート(a3−1)との反応物であるアニオン性ウレタン樹脂(A−A−1)、
又は、
ポリオール(a1)と、カルボキシル基を有するグリコール化合物と、アミノ基を有する鎖伸長剤(a2−2)を含む鎖伸長剤と、脂肪族ポリイソシアネート及び/又は脂環式ポリイソシアネート(a3−2)との反応物であるアニオン性ウレタン樹脂(A−A−2)である請求項1記載の一液型水性樹脂組成物。 - 請求項1又は2記載の一液型水性樹脂組成物により形成された層(iii)、及び、繊維基材(iv)を有することを特徴とする繊維積層体。
- 前記繊維積層体が、ドライラミネート法により形成されたものである請求項3記載の繊維積層体。
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