WO2018173768A1 - 湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、積層体 - Google Patents
湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、積層体 Download PDFInfo
- Publication number
- WO2018173768A1 WO2018173768A1 PCT/JP2018/008934 JP2018008934W WO2018173768A1 WO 2018173768 A1 WO2018173768 A1 WO 2018173768A1 JP 2018008934 W JP2018008934 W JP 2018008934W WO 2018173768 A1 WO2018173768 A1 WO 2018173768A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- moisture
- polyol
- resin composition
- curable polyurethane
- polyurethane hot
- Prior art date
Links
Classifications
-
- 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
- C08L75/08—Polyurethanes from polyethers
-
- 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
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- 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
-
- 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
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/302—Water
- C08G18/307—Atmospheric humidity
-
- 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
-
- 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
- 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
Definitions
- the present invention relates to a moisture curable polyurethane hot melt resin composition and a laminate having a cured product layer.
- moisture permeability is an important characteristic for suppressing discomfort caused by stuffiness caused by moisture generated from the body due to sweating or the like remaining in the clothes.
- the moisture permeable material having moisture permeability for example, a polyol mainly composed of polyoxyethylene glycol, a chain extender, and a moisture permeable polyurethane using polyisocyanate as a raw material are disclosed (for example, Patent Document 1). reference.).
- the moisture-permeable polyurethane has a problem that the peel strength is low although it has excellent moisture permeability because it has a highly hydrophilic polyoxyglycol as a main ingredient.
- not only fiber base materials but also water-repellent treatments and films made from resin have been used as the base material for moisture-permeable materials. Therefore, it has been demanded to develop a material having excellent adhesive strength even when these various substrates are used.
- the problem to be solved by the present invention is to provide a moisture curable polyurethane hot melt resin composition having excellent adhesive strength.
- the present invention relates to a moisture-curable polyurethane hot melt having a melt viscosity at 120 ° C. in the range of 160 to 800 mPa ⁇ s and a melt viscosity at 80 ° C. in the range of 850 to 10,000 mPa ⁇ s.
- a resin composition is provided.
- this invention provides the laminated body characterized by the laminated body of the said moisture curable polyurethane hot-melt resin composition, and the resin film or the fiber base material laminated
- the moisture curable polyurethane hot melt resin composition of the present invention has excellent adhesive strength.
- the moisture-curable polyurethane hot melt resin composition of the present invention has a melt viscosity at 120 ° C. in the range of 160 to 800 mPa ⁇ s and a melt viscosity at 80 ° C. in the range of 850 to 10,000 mPa ⁇ s. It is. When the melt viscosity is within such a range, good wettability with respect to the substrate is expressed, and excellent adhesive strength can be obtained.
- the melt viscosity at 120 ° C. and 80 ° C. of the moisture curable polyurethane hot melt resin composition is a value measured by a cone plate viscometer, and the measurement method will be described in Examples described later.
- the melt viscosity at 120 ° C. is more preferably in the range of 200 to 700 mPa ⁇ s, and still more preferably in the range of 300 to 600 mPa ⁇ s, from the viewpoint that even better adhesive strength can be obtained by appropriate wettability.
- the melt viscosity at 80 ° C. is more preferably in the range of 1,500 to 8,000 mPa ⁇ s, and more preferably in the range of 2,000 to 6,000 mPa ⁇ s, from the viewpoint that even better adhesive strength can be obtained by appropriate wettability.
- the range is more preferable, and the range of 2,200 to 5,500 mPa ⁇ s is particularly preferable.
- the moisture curable polyurethane hot melt resin composition has a ratio of the melt viscosity at 80 ° C. to the melt viscosity at 120 ° C. [80 ° C. from the viewpoint that a better adhesive strength can be obtained by appropriate wettability.
- the melt viscosity at 120 / melt viscosity at 120 ° C.] is preferably in the range of 6 to 13, more preferably in the range of 6.5 to 10, and still more preferably in the range of 7 to 9.5.
- the moisture curable polyurethane hot melt resin composition contains, for example, a urethane prepolymer (i) having an isocyanate group, which is a reaction product of a polyol (a) and a polyisocyanate (b). Things.
- polyether polyol for example, polyether polyol, polyester polyol, polycarbonate polyol, polycaprolactone polyol, polybutadiene polyol, dimer diol and the like can be used. These polyols may be used alone or in combination of two or more.
- the number average molecular weight of the polyol (a) is preferably in the range of 300 to 10,000, and more preferably in the range of 350 to 5,000.
- the number average molecular weight of the said polyol (a) shows the value measured on condition of the following by gel permeation chromatography (GPC) method.
- Measuring device High-speed GPC device (“HLC-8220GPC” manufactured by Tosoh Corporation) Column: The following columns manufactured by Tosoh Corporation were connected in series. "TSKgel G5000" (7.8 mm ID x 30 cm) x 1 "TSKgel G4000” (7.8 mm ID x 30 cm) x 1 "TSKgel G3000” (7.8 mm ID x 30 cm) x 1 “TSKgel G2000” (7.8 mm ID ⁇ 30 cm) ⁇ 1 detector: RI (differential refractometer) Column temperature: 40 ° C Eluent: Tetrahydrofuran (THF) Flow rate: 1.0 mL / min Injection amount: 100 ⁇ L (tetrahydrofuran solution with a sample concentration of 0.4 mass%) Standard sample: A calibration curve was prepared using the following standard polystyrene.
- the polyol (a) among the above, the polyol (a-1) having a low viscosity and having a number average molecular weight of less than 1,000 from the viewpoint of obtaining an excellent adhesive strength by appropriate wettability.
- a polyol (a-1) having a number average molecular weight of less than 1,000 and a polyol (a-2) having a number average molecular weight of 1,000 or more, and a polyol having a number average molecular weight in the range of 500 to 800 Alternatively, it is more preferable to use a polyol having a number average molecular weight in the range of 300 to 600 and a polyol in the range of 1,000 to 5,000.
- the polyols (a-1) and (a-2) are preferably polyether polyols and / or polyester polyols that are liquid at 23 ° C., respectively.
- the “liquid” represents a polyester polyol exhibiting fluidity at 23 ° C.
- the polyol (a-1) when the polyol (a-1) having a number average molecular weight of less than 1,000 and the polyol (a-2) having a molecular weight of 1,000 or more are used in combination as the polyol (a)
- the amount is preferably 10% by mass or more, more preferably 20% by mass or more, and further preferably 30% by mass or more in the total mass of the polyol (a-1) and the polyol (a-2).
- polyether polyol examples include polyethylene glycol, polypropylene glycol, polytetramethylene glycol, polyoxyethylene polyoxypropylene glycol, polyoxyethylene polyoxytetramethylene glycol, polyoxypropylene polyoxytetramethylene glycol, and the like. . These polyether polyols may be used alone or in combination of two or more. Among these, polypropylene glycol is preferable from the standpoint that even better wettability and better adhesive strength can be obtained.
- the polyester polyol that is liquid at 23 ° C. has a viscosity at 23 ° C. of 3,000 mPa ⁇ s or less.
- a reaction product of a compound having two or more hydroxyl groups and a polybasic acid can be used. .
- Examples of the compound having two or more hydroxyl groups include ethylene glycol, propylene glycol, butanediol, pentanediol, hexanediol, heptanediol, octanediol, nonanediol, decanediol, trimethylolpropane, trimethylolethane, and glycerin. Etc. can be used. These compounds may be used alone or in combination of two or more.
- polybasic acid for example, oxalic acid, malonic acid, succinic acid, adipic acid, sebacic acid, azelaic acid, dodecanedioic acid can be used. These polybasic acids may be used alone or in combination of two or more.
- polyisocyanate (B) examples include polymethylene polyphenyl polyisocyanate, diphenylmethane diisocyanate, carbodiimide-modified diphenylmethane diisocyanate isocyanate, xylylene diisocyanate, phenylene diisocyanate, tolylene diisocyanate, naphthalene diisocyanate, and the like; hexamethylene diisocyanate, cyclohexane Aliphatic or alicyclic polyisocyanates such as diisocyanate, isophorone diisocyanate, dicyclohexylmethane diisocyanate, and tetramethylxylylene diisocyanate can be used.
- polyisocyanates may be used alone or in combination of two or more.
- aromatic polyisocyanate is preferably used, and diphenylmethane diisocyanate is more preferable from the viewpoint of obtaining excellent reactivity and adhesive strength.
- the amount of the polyisocyanate (B) used is preferably in the range of 5 to 60 parts by mass, preferably 35 to 49 parts by mass with respect to 100 parts by mass in total of the polyol (a) and the polyisocyanate (b). Is more preferable, and 37 to 45 parts by mass is still more preferable.
- the hot melt urethane prepolymer (i) is obtained by reacting the polyol (a) and the polyisocyanate (b), and is applied with an air or moisture curable polyurethane hot melt resin composition. It has an isocyanate group that can react with moisture present in the substrate to form a crosslinked structure.
- the polyol (a) is put in a reaction vessel containing the polyisocyanate (b), and the isocyanate group of the polyisocyanate (b) is It can manufacture by making it react on the conditions which become excess with respect to the hydroxyl group which a polyol (a) has.
- the equivalent ratio (isocyanate group / hydroxyl group) of the isocyanate group of the polyisocyanate (b) and the hydroxyl group of the polyol (a) is even better. From the point of obtaining high peel strength, it is preferably in the range of 1.1 to 5, more preferably in the range of 1.3 to 3.
- NCO% isocyanate group content of the hot-melt urethane prepolymer (i) obtained by the above method
- 1.5% is obtained from the point that even more excellent peel strength is obtained.
- a range of ⁇ 10 is preferable, and a range of 3 to 8 is more preferable.
- NCO% of the said hot-melt urethane prepolymer shows the value measured by the potentiometric titration method based on JISK1603-1: 2007.
- the moisture-curable polyurethane hot melt resin composition of the present invention contains the hot melt urethane prepolymer (i) as an essential component, but may contain other additives as necessary.
- additives examples include a curing catalyst, an antioxidant, a tackifier, a plasticizer, a stabilizer, a filler, a dye, a pigment, a fluorescent brightening agent, a silane coupling agent, a wax, and a thermoplastic resin. Can be used. These additives may be used alone or in combination of two or more.
- the laminate is obtained by sequentially laminating a cured product layer of the moisture-curable polyurethane hot melt resin composition, and a resin film or a fiber base material.
- the resin film and the fiber base material may be bonded together with a moisture-curable polyurethane hot melt resin composition.
- the resin film examples include polyesters such as polyethylene terephthalate, polyethylene naphthalate, and polybutylene terephthalate, olefin resins, polyacrylates, polyvinyl chloride, polyethylene, polypropylene ethylene vinyl alcohol, polyurethane resins, polyamide resins, polyimide resins, and fluorine resins. What was used as a raw material can be used. Among these, even when a urethane resin film such as a thermoplastic urethane resin (TPU), a fluororesin film, an olefin resin film or the like, which has been recently used for moisture permeability, is used, the moisture-curable type of the present invention. By using the polyurethane hot melt resin composition, excellent adhesive strength can be obtained.
- polyesters such as polyethylene terephthalate, polyethylene naphthalate, and polybutylene terephthalate
- olefin resins polyacrylates
- polyvinyl chloride polyethylene
- the fiber substrate examples include polyester fiber, polyethylene fiber, nylon fiber, acrylic fiber, polyurethane fiber, acetate fiber, rayon fiber, polylactic acid fiber, cotton, hemp, silk, wool, glass fiber, carbon fiber, and the like.
- Nonwoven fabrics, woven fabrics, knitted fabrics and the like made of blended fibers can be used.
- excellent bond strength can also be obtained when fiber substrates made of these raw materials are subjected to water repellent treatment by a known method.
- Examples of a method for forming a cured product layer of the moisture-curable polyurethane hot melt resin composition on the resin film or fiber base include, for example, 50 to 130 ° C. on the resin film or fiber base.
- cured material layer to the said resin film or a fiber base material etc. are mentioned.
- a roll coater for example, a roll coater, a knife coater, a spray coater, a gravure coater, a comma coater, a T-die coater, an applicator or the like is used as a method for applying a moisture curable polyurethane hot melt resin composition.
- a method is mentioned.
- the moisture-curable polyurethane hot melt resin composition After the moisture-curable polyurethane hot melt resin composition is applied, it can be dried and cured by a known method.
- the thickness of the cured product layer of the moisture curable urethane hot melt resin composition is, for example, in the range of 5 to 200 ⁇ m.
- Example 1 In a four-necked flask equipped with a thermometer, a stirrer, an inert gas inlet and a reflux condenser, 100 parts by mass of polypropylene glycol (number average molecular weight: 700, hereinafter abbreviated as “PPG700”) is added and mixed. The mixture was dehydrated by heating at 70 ° C. under reduced pressure until the water content in the flask was 0.05% by mass or less. Next, the flask was cooled to 90 ° C., and 65.2 parts by mass of 4,4′-diphenylmethane diisocyanate (hereinafter abbreviated as “MDI”) melted at 70 ° C. was added.
- MDI 4,4′-diphenylmethane diisocyanate
- the NCO%; 5.9 mass% hot-melt-urethane prepolymer was obtained.
- the obtained urethane prepolymer was melted at 80 ° C. for 1 hour, it was used on a thermoplastic urethane resin film (hereinafter abbreviated as “TPU”) using a gravure coater (speed: 8 m / min). It apply
- the polyester fiber base material was bonded, and the laminate (1) was obtained by leaving it for 3 hours under conditions of a temperature of 23 ° C. and a relative humidity of 65%. Moreover, it replaced with the polyester fiber base material and produced the laminated body (2) similarly using the nylon fiber base material.
- Examples 2 to 5 Comparative Examples 1 to 4
- PPG400 polypropylene glycol (number average molecular weight; 400)
- PEs1 Diethylene glycol, neopentyl glycol, hexanediol and adipic acid reacted, number average molecular weight: 2000, liquid at normal temperature "PPG1000”; polypropylene glycol (number average molecular weight; 1,000) “PPG2000”; polypropylene glycol (number average molecular weight; 2,000)
- the moisture curable polyurethane hot melt resin composition of the present invention was found to have excellent adhesive strength.
- Comparative Examples 1 and 2 are embodiments in which the melt viscosities at 120 ° C. and 80 ° C. are both below the range defined in the present invention, but the adhesive strength is insufficient.
- Comparative Examples 3 and 4 are embodiments in which the melt viscosities at 120 ° C. and 80 ° C. exceed the range specified in the present invention, but the adhesive strength was insufficient.
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Polyurethanes Or Polyureas (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」
温度計、撹拌機、不活性ガス導入口および還流冷却器を備えた四口フラスコに、ポリプロピレングリコール(数平均分子量;700、以下「PPG700」と略記する。)を100質量部を入れ、混合し、70℃で減圧加熱することにより、フラスコ内の水分が0.05質量%以下となるまで脱水した。
次いで、フラスコ内を90℃に冷却し、70℃で溶融した4,4’-ジフェニルメタンジイソシアネート(以下「MDI」と略記する。)を65.2質量部加え、窒素雰囲気下でイソシアネート基含有量が一定となるまで110℃で約3時間反応させることによって、NCO%;5.9質量%のホットメルトウレタンプレポリマーを得た。
次に、得られたウレタンプレポリマーを80℃で1時間溶融した後、グラビアコーター(速度;8m/分)を使用して熱可塑性ウレタン樹脂フィルム(以下「TPU」と略記する。)上に、塗布量15g/m2となるように塗布した。次いで、ポリエステル繊維基材を貼り合せ、温度23℃、相対湿度65%の条件下で3時間放置することにより積層体(1)を得た。
また、ポリエステル繊維基材に代えて、ナイロン繊維基材を使用して、同様に積層体(2)を作製した。
ウレタンプレポリマー(i)の製造に用いる原料の種類及び配合量を、表1~2に示す通りに変更した以外は、実施例1と同様にして湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、積層体を得た。
実施例および比較例で得られた湿気硬化型ポリウレタンホットメルト樹脂組成物を80℃または120℃で1時間溶融した後に、1mlをサンプリングし、コーンプレート粘度計(M・S・Tエンジニアリング株式会社製デジタルビスコメーター「CV-1S RTタイプ」、40Pコーン、ローター回転数:50rpm)にて(40Pコーン、ローター回転:50rpm)にて溶融粘度(80℃または120℃溶融粘度)を測定した。
得られた積層体に対して、テンシロン(オリエンテック株式会社製テンシロン万能試験機「RTC-1210A」)を使用して、クロスヘッド測度;200mm/分の条件で剥離強度を測定し、接着強度とした。
「〇」;10N/inch以上
「×」;10N/inch未満
「PPG400」;ポリプロピレングリコール(数平均分子量;400)
「PEs1」;ジエチレングリコール、ネオペンチルグリコール、ヘキサンジオール及びアジピン酸を反応させたもの、数平均分子量;2000、常温で液状のもの
「PPG1000」;ポリプロピレングリコール(数平均分子量;1,000)
「PPG2000」;ポリプロピレングリコール(数平均分子量;2,000)
Claims (12)
- 120℃における溶融粘度が160~800mPa・sの範囲であり、かつ、80℃における溶融粘度が850~10,000mPa・sの範囲であることを特徴とする湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 前記80℃における溶融粘度と、120℃における溶融粘度との比[80℃における溶融粘度/120℃における溶融粘度]が、6~13の範囲である請求項1記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- ポリオール(a)とポリイソシアネート(b)との反応物であり、イソシアネート基を有するウレタンプレポリマー(i)を含有するものである請求項1又は2記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 前記ポリオール(a)が、数平均分子量が1,000未満のポリオール(a-1)単独、又は、数平均分子量が1,000未満のポリオール(a-1)と1,000以上のポリオール(a-2)とを併用したものである請求項3記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 前記ポリオール(a)が、ポリエーテルポリオールを50質量%以上含有するものである請求項3又は4記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 前記ポリエーテルポリオールが、ポリプロピレングリコールである請求項5記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 前記ウレタンプレポリマー(i)の原料であるポリイソシアネート(b)の使用量が、ポリオール(a)とポリイソシアネート(b)との合計100質量部に対して、35~49質量部の範囲である請求項3~6のいずれか1項記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 前記ポリイソシアネート(b)が、ジフェニルメタンジイソシアネートである請求項3~7のいずれか1項記載の湿気硬化型ポリウレタンホットメルト樹脂組成物。
- 請求項1~8のいずれか1項記載の湿気硬化型ポリウレタンホットメルト樹脂組成物の硬化物層と、樹脂フィルム又は繊維基材とが順次積層されていることを特徴とする積層体。
- 前記繊維基材が、撥水処理されたものである請求項9記載の積層体。
- 樹脂フィルムが、フッ素樹脂、ウレタン樹脂、又はオレフィン樹脂により形成されたものである請求項9記載の積層体。
- 前記樹脂フィルムが、熱可塑性ウレタン樹脂である請求項9記載の積層体。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018548470A JP6481801B2 (ja) | 2017-03-24 | 2018-03-08 | 湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、積層体 |
KR1020197023092A KR102220758B1 (ko) | 2017-03-24 | 2018-03-08 | 습기 경화형 폴리우레탄 핫멜트 수지 조성물, 및 적층체 |
CN201880017673.4A CN110418809B (zh) | 2017-03-24 | 2018-03-08 | 湿固化型聚氨酯热熔树脂组合物和层叠体 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017-059124 | 2017-03-24 | ||
JP2017059124 | 2017-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2018173768A1 true WO2018173768A1 (ja) | 2018-09-27 |
Family
ID=63586400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2018/008934 WO2018173768A1 (ja) | 2017-03-24 | 2018-03-08 | 湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、積層体 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP6481801B2 (ja) |
KR (1) | KR102220758B1 (ja) |
CN (1) | CN110418809B (ja) |
TW (1) | TWI680992B (ja) |
WO (1) | WO2018173768A1 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020069686A (ja) * | 2018-10-30 | 2020-05-07 | 株式会社ケー・エス・ティー | 透湿防水シート及びその製造方法 |
CN111409336A (zh) * | 2020-04-06 | 2020-07-14 | 河南功能高分子膜材料创新中心有限公司 | 一种复合防水膜及其制备方法 |
WO2020262182A1 (ja) * | 2019-06-25 | 2020-12-30 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
WO2021054128A1 (ja) * | 2019-09-20 | 2021-03-25 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
WO2021054129A1 (ja) * | 2019-09-20 | 2021-03-25 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
CN113185943A (zh) * | 2021-04-15 | 2021-07-30 | 上海抚佳精细化工有限公司 | 一种聚氨酯热熔胶及其制备方法和应用 |
WO2024095530A1 (ja) * | 2022-11-01 | 2024-05-10 | Dic株式会社 | 湿気硬化型ポリウレタンホットメルト樹脂組成物、接着剤、及び、合成皮革 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7380592B2 (ja) * | 2018-12-21 | 2023-11-15 | セメダイン株式会社 | 湿気硬化型ホットメルト接着剤 |
KR102499148B1 (ko) * | 2019-12-02 | 2023-02-14 | 주식회사 삼양사 | 이소시아네이트 프리폴리머, 이를 사용하여 제조된 폴리우레탄, 및 그 폴리우레탄을 포함하는 접착제 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006115138A1 (ja) * | 2005-04-22 | 2006-11-02 | Asahi Glass Co., Ltd. | イソシアネート基末端ウレタンプレポリマーおよびその製造方法、並びに前記ウレタンプレポリマーを含む接着剤 |
JP2006348232A (ja) * | 2005-06-20 | 2006-12-28 | Sekisui Chem Co Ltd | ポリウレタン接着剤及び貼り合わせ型光メディアの製造方法 |
WO2009011177A1 (ja) * | 2007-07-19 | 2009-01-22 | Dic Corporation | 湿気硬化型ポリウレタンホットメルト接着剤及びそれを用いた積層体ならびに透湿フィルム |
JP2010235767A (ja) * | 2009-03-31 | 2010-10-21 | Aica Kogyo Co Ltd | 湿気硬化型反応性ホットメルト接着剤 |
JP2016204541A (ja) * | 2015-04-24 | 2016-12-08 | 積水フーラー株式会社 | 湿気硬化型ホットメルト接着剤 |
WO2017038195A1 (ja) * | 2015-09-02 | 2017-03-09 | Dic株式会社 | 湿気硬化型ホットメルトウレタン組成物、その発泡硬化物の製造方法、合成皮革、及び、その製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003246832A (ja) | 2001-12-21 | 2003-09-05 | Mitsubishi Heavy Ind Ltd | 透湿性ポリウレタン、透湿性成形体および透湿性チューブ |
US7641968B2 (en) * | 2006-12-01 | 2010-01-05 | Dic Corporation | Moisture-curable polyurethane hot melt adhesive and multilayer sheet using the same |
EP1975187A1 (de) * | 2007-03-28 | 2008-10-01 | Sika Technology AG | Verfahren zur Herstellung von Polyurethanzusammensetzungen mit niedrigem Isocyanat-Monomergehalt |
TWI534165B (zh) * | 2011-10-24 | 2016-05-21 | 迪愛生股份有限公司 | 濕氣硬化型聚胺基甲酸酯熱熔樹脂組成物、接著劑及物品 |
CN104245769B (zh) * | 2012-04-12 | 2016-08-17 | Dic株式会社 | 湿气固化型聚氨酯热熔树脂组合物、粘接剂和物品 |
JPWO2015016029A1 (ja) * | 2013-07-31 | 2017-03-02 | Dic株式会社 | 湿気硬化型ホットメルトウレタン組成物及び接着剤 |
WO2015056478A1 (ja) * | 2013-10-15 | 2015-04-23 | Dic株式会社 | 樹脂組成物 |
CN104449537B (zh) * | 2014-11-26 | 2017-02-22 | 上海天洋热熔粘接材料股份有限公司 | 一种ptmg改性湿固化聚氨酯热熔胶及其制备方法 |
-
2018
- 2018-03-08 JP JP2018548470A patent/JP6481801B2/ja active Active
- 2018-03-08 CN CN201880017673.4A patent/CN110418809B/zh active Active
- 2018-03-08 KR KR1020197023092A patent/KR102220758B1/ko active IP Right Grant
- 2018-03-08 WO PCT/JP2018/008934 patent/WO2018173768A1/ja active Application Filing
- 2018-03-16 TW TW107108968A patent/TWI680992B/zh active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006115138A1 (ja) * | 2005-04-22 | 2006-11-02 | Asahi Glass Co., Ltd. | イソシアネート基末端ウレタンプレポリマーおよびその製造方法、並びに前記ウレタンプレポリマーを含む接着剤 |
JP2006348232A (ja) * | 2005-06-20 | 2006-12-28 | Sekisui Chem Co Ltd | ポリウレタン接着剤及び貼り合わせ型光メディアの製造方法 |
WO2009011177A1 (ja) * | 2007-07-19 | 2009-01-22 | Dic Corporation | 湿気硬化型ポリウレタンホットメルト接着剤及びそれを用いた積層体ならびに透湿フィルム |
JP2010235767A (ja) * | 2009-03-31 | 2010-10-21 | Aica Kogyo Co Ltd | 湿気硬化型反応性ホットメルト接着剤 |
JP2016204541A (ja) * | 2015-04-24 | 2016-12-08 | 積水フーラー株式会社 | 湿気硬化型ホットメルト接着剤 |
WO2017038195A1 (ja) * | 2015-09-02 | 2017-03-09 | Dic株式会社 | 湿気硬化型ホットメルトウレタン組成物、その発泡硬化物の製造方法、合成皮革、及び、その製造方法 |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020069686A (ja) * | 2018-10-30 | 2020-05-07 | 株式会社ケー・エス・ティー | 透湿防水シート及びその製造方法 |
JPWO2020262182A1 (ja) * | 2019-06-25 | 2021-09-13 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
CN113924327B (zh) * | 2019-06-25 | 2023-10-10 | Dic株式会社 | 湿气固化型聚氨酯树脂组合物、粘接剂、以及层叠体 |
WO2020262182A1 (ja) * | 2019-06-25 | 2020-12-30 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
CN113924327A (zh) * | 2019-06-25 | 2022-01-11 | Dic株式会社 | 湿气固化型聚氨酯树脂组合物、粘接剂、以及层叠体 |
JPWO2021054128A1 (ja) * | 2019-09-20 | 2021-11-25 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
JPWO2021054129A1 (ja) * | 2019-09-20 | 2021-11-25 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
WO2021054129A1 (ja) * | 2019-09-20 | 2021-03-25 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
WO2021054128A1 (ja) * | 2019-09-20 | 2021-03-25 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
JP7004115B2 (ja) | 2019-09-20 | 2022-01-21 | Dic株式会社 | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 |
CN114207078A (zh) * | 2019-09-20 | 2022-03-18 | Dic株式会社 | 湿气硬化型聚氨基甲酸酯树脂组合物、接着剂及层叠体 |
CN114222772A (zh) * | 2019-09-20 | 2022-03-22 | Dic株式会社 | 湿气硬化型聚氨基甲酸酯树脂组合物、接着剂及层叠体 |
CN114207078B (zh) * | 2019-09-20 | 2023-07-04 | Dic株式会社 | 湿气硬化型聚氨基甲酸酯热熔树脂组合物、接着剂及层叠体 |
CN114222772B (zh) * | 2019-09-20 | 2023-12-08 | Dic株式会社 | 湿气硬化型聚氨基甲酸酯热熔树脂组合物、接着剂及层叠体 |
CN111409336A (zh) * | 2020-04-06 | 2020-07-14 | 河南功能高分子膜材料创新中心有限公司 | 一种复合防水膜及其制备方法 |
CN113185943A (zh) * | 2021-04-15 | 2021-07-30 | 上海抚佳精细化工有限公司 | 一种聚氨酯热熔胶及其制备方法和应用 |
WO2024095530A1 (ja) * | 2022-11-01 | 2024-05-10 | Dic株式会社 | 湿気硬化型ポリウレタンホットメルト樹脂組成物、接着剤、及び、合成皮革 |
Also Published As
Publication number | Publication date |
---|---|
CN110418809A (zh) | 2019-11-05 |
KR102220758B1 (ko) | 2021-02-26 |
TW201841962A (zh) | 2018-12-01 |
JPWO2018173768A1 (ja) | 2019-03-28 |
TWI680992B (zh) | 2020-01-01 |
CN110418809B (zh) | 2021-11-23 |
KR20190097288A (ko) | 2019-08-20 |
JP6481801B2 (ja) | 2019-03-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6481801B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、積層体 | |
CN108290993B (zh) | 湿固化型聚氨酯热熔树脂组合物和层叠体 | |
JP6753550B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物 | |
JP6850398B2 (ja) | ポリウレタンプレポリマー、接着剤、及び合成擬革 | |
JP6923105B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物 | |
JP7196435B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物 | |
JP6631863B1 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、その硬化物 | |
JP6981578B2 (ja) | 湿気硬化型ポリウレタン樹脂組成物、接着剤、及び、積層体 | |
JP7400257B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物、及び、その硬化物 | |
JP6836735B2 (ja) | 合成皮革 | |
JP7196434B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物 | |
TWI851576B (zh) | 濕氣硬化型聚胺酯熱熔樹脂組成物 | |
TWI851553B (zh) | 濕氣硬化型聚胺基甲酸酯熱熔樹脂組成物 | |
JP6733836B2 (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物 | |
JP2023094002A (ja) | 湿気硬化型ポリウレタンホットメルト樹脂組成物、接着剤、及び、合成皮革 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2018548470 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 18770968 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20197023092 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 18770968 Country of ref document: EP Kind code of ref document: A1 |