WO2013018478A1 - ポリウレタンフィルム及びそれを用いたフィルム加工品 - Google Patents
ポリウレタンフィルム及びそれを用いたフィルム加工品 Download PDFInfo
- Publication number
- WO2013018478A1 WO2013018478A1 PCT/JP2012/066689 JP2012066689W WO2013018478A1 WO 2013018478 A1 WO2013018478 A1 WO 2013018478A1 JP 2012066689 W JP2012066689 W JP 2012066689W WO 2013018478 A1 WO2013018478 A1 WO 2013018478A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polyurethane
- mass
- parts
- polyester polyol
- film
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D19/00—Gloves
-
- 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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation 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
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4202—Two or more polyesters of different physical or chemical nature
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4263—Polycondensates having carboxylic or carbonic ester groups in the main chain containing carboxylic acid groups
-
- 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
-
- 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
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
-
- 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
- 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
- C08J2375/06—Polyurethanes from polyesters
Definitions
- the present invention relates to a polyurethane film that can be used for manufacturing various film processed products such as gloves, various tubes, and contraceptives.
- Polyurethane is used in the manufacture of various processed film products such as gloves because it can form a cured product such as a film or sheet having relatively good flexibility.
- polyurethane film examples include a polyurethane film obtained by using an aqueous polyurethane emulsion composition containing a predetermined amount of polyisocyanate, polyester polyol, ionic compound, chain extender, water, and solvent. It is known (for example, refer to Patent Document 1).
- the polyurethane film obtained using the aqueous polyurethane emulsion composition has a slightly harder texture, it may not be suitable for use in the production of gloves and the like that require a particularly soft texture.
- the glove and the like are often required to have excellent strength at a level that does not cause breakage due to rubbing or the like, as well as a soft texture depending on the intended use.
- a polyurethane film having excellent flexibility generally does not reach the required performance in terms of strength, such as the surface may rupture when it is rubbed against other substances or skin.
- the problem to be solved by the present invention is to provide a polyurethane film having both a flexible texture and high strength.
- the present inventors have used a polyurethane having a predetermined amount of an aromatic structure as a polyurethane, and as a polyol used for producing the polyurethane, an anion as a hydrophilic group It has been found that when combined with the use of an aliphatic polyester polyol having a functional group, a polyurethane film having both excellent flexibility and high strength can be produced.
- the present invention relates to a polyol (a1) and a polypolyester comprising an aliphatic polyester polyol (a1-1) having an anionic group and a polyester polyol (a1-2) other than the aliphatic polyester polyol (a1-1).
- a polyurethane film obtained by coagulating a polyurethane (A) obtained by reacting an isocyanate (a2) with a metal salt, wherein the polyurethane (A) is 500 mmol relative to the whole polyurethane (A).
- the present invention relates to a polyurethane film characterized by having an aromatic structure in the range of / kg to 2,000 mmol / kg, and film processed products such as gloves, tubes and contraceptives obtained by using the polyurethane film .
- the polyurethane film of the present invention can achieve both excellent flexibility and high strength, various film processed products such as gloves, tubes such as medical tubes, and contraceptives such as condoms are used. It can be used for the manufacture of
- the polyurethane film of the present invention comprises an polyol (a1) comprising an aliphatic polyester polyol (a1-1) having an anionic group and a polyester polyol (a1-2) other than the aliphatic polyester polyol (a1-1).
- urethane resins obtained by reacting polyisocyanate (a2) urethane resin (A) having an aromatic structure in the range of 500 mmol / kg to 2,000 mmol / kg is obtained by coagulation using a metal salt. It is characterized by that.
- the polyurethane composition (X) containing the polyurethane (A) is applied to, for example, the surface of the release film, and then the applied product is immersed in a coagulant containing a metal salt and then dried. Can be manufactured.
- the method of applying the polyurethane composition (X) to a release film examples include a knife coater method, a spray method, a curtain coater method, a flow coater method, a roll coater method, a brush coating method, and the like.
- the polyurethane composition (X) preferably has a viscosity in the range of 50 mPa ⁇ s to 10,000 mPa ⁇ s, and has a viscosity of 1,000 mPa ⁇ s to 3,000 mPa ⁇ s. More preferably.
- the viscosity of the polyurethane composition (X) can be adjusted as appropriate depending on the amount of solvent used and the use of an associative thickener.
- a metal salt or an aqueous solution thereof can be suitably used as the coagulant for immersing the coated product of the polyurethane composition (X).
- metal salt for example, calcium nitrate, calcium chloride, zinc nitrate, zinc chloride, magnesium acetate, aluminum sulfate, sodium chloride and the like can be used.
- the metal salt previously dispersed in a solvent is used as a coagulant.
- the solvent capable of dissolving the metal salt or acid for example, water, methanol, ethanol, isopropanol or the like can be used.
- the metal salt contained in the coagulant is preferably contained in an amount of about 1% by mass to 50% by mass, and preferably in the range of 1% by mass to 20% by mass, with respect to the total amount of the coagulant. Washing the film is preferable because the metal salt remaining on the surface can be easily removed with water.
- a substance containing conventionally known formic acid or acetic acid may be used as the coagulant together with the metal salt.
- the time for immersing the coated material in the coagulant containing the metal salt is preferably about 1 to 10 minutes.
- the coagulant preferably has a temperature of about 5 ° C. to 60 ° C.
- the coated material is dried at a temperature of 50 ° C. to 150 ° C. for about 1 minute to 1 hour to form a solidified polyurethane film on the surface of the release film.
- the polyurethane film obtained by the above method preferably has a thickness of about 0.5 ⁇ m to 300 ⁇ m from the viewpoint of maintaining good flexibility. In order to achieve both the flexibility and particularly excellent strength, the thickness is more preferably about 40 ⁇ m to 200 ⁇ m.
- the polyurethane film obtained by the above method has very excellent flexibility as described above, for example, manufacture of various gloves including medical use, manufacture of various tubes such as medical tubes, condoms, etc. It can be suitably used for the production of various film processed products including contraceptives.
- the metal salt contained in the coagulant adheres to the surface of the hand mold, etc. by drying as necessary. .
- the surface is washed with water and dried to form a solidified polyurethane film on the surface of the hand mold or the like.
- the hand mold or tube mold When the hand mold or tube mold is immersed in the coagulant, it may be at room temperature (about 25 ° C.), but may be heated to approximately 30 ° C. to 70 ° C. Further, the coagulant may be at room temperature (about 25 ° C.) as in the hand mold and the like, but when the hand mold or the like is warmed, it is heated to approximately 30 ° C. to 70 ° C. May be.
- the hand shape or tube shape may be preliminarily equipped with a glove-like material or a tubular material made of knitted material such as nylon fiber.
- the glove-like article is dried as necessary. Impregnation of the coagulant into an object or the like.
- the surface is washed with water and dried so that a glove made of a polyurethane film coagulated on the surface of the glove-like object or the like is obtained.
- a glove made of a polyurethane film having a shape corresponding to the hand mold or the like can be obtained.
- it can manufacture by the method similar to the above except using the tubular thing which consists of the said pipe
- the knitted fabric is not limited to the nylon fiber, but may be made of polyester fiber, aramid fiber, cotton or the like. Moreover, the textile fabric which consists of the said fiber can also be used instead of the said knitting. Instead of the knitted fabric, a glove-like article or a tubular article made of a resin material such as vinyl chloride, natural rubber, or synthetic rubber can be used.
- the polyurethane composition (X) used in the production of the polyurethane film or a molded article such as a glove made of the polyurethane film it is possible to use a solution in which the polyurethane (A) is dissolved or dispersed in a solvent. From the viewpoint of improving the workability and coating workability.
- a solvent an aqueous medium and an organic solvent can be used, and it is preferable to use an aqueous medium from a viewpoint of environmental load reduction.
- Examples of the aqueous medium include water, organic solvents miscible with water, and mixtures thereof.
- Examples of the organic solvent miscible with water include alcohols such as methanol, ethanol, n- and isopropanol; ketones such as acetone and methyl ethyl ketone; polyalkylene glycols such as ethylene glycol, diethylene glycol and propylene glycol; Alkyl ethers; lactams such as N-methyl-2-pyrrolidone, and the like.
- only water may be used, a mixture of water and an organic solvent miscible with water may be used, or only an organic solvent miscible with water may be used. From the viewpoint of safety and load on the environment, water alone or a mixture of water and an organic solvent miscible with water is preferable, and only water is particularly preferable.
- the polyurethane composition (X) preferably contains the polyurethane (A) in the range of 10% by mass to 50% by mass with respect to the total amount of the polyurethane composition (X).
- the content of 50% by mass is more preferable for improving workability of solidification using the metal salt.
- Examples of the polyurethane (A) contained in the polyurethane composition (X) include an aliphatic polyester polyol (a1-1) having an anionic group and a polyester polyol (a1-2) other than the polyester polyol (a1-1). ) Containing a polyol (a1), a polyisocyanate (a2), and, if necessary, a chain extender (a3) can be used.
- the polyurethane (A) has an aromatic structure in the range of 500 mmol / kg to 2,000 mmol / kg with respect to the entire polyurethane (A) in order to achieve both excellent flexibility and strength. use.
- the aromatic structure refers to an aromatic cyclic structure and a structure that does not include a functional group such as an alkyl group or an alkylene group bonded thereto. Specifically, if it is a polyurethane obtained by using tolylene diisocyanate as an aromatic polyisocyanate, it indicates a phenyl structure represented by the following chemical formula (I) introduced by the tolylene diisocyanate.
- the polyurethane (A) has an aromatic structure in a range of 700 mmol / kg to 1,500 mmol / kg with respect to the entire polyurethane (A) in order to achieve both excellent flexibility and strength. It is preferable to use it.
- the ratio of the aromatic structure contained in the polyurethane is out of the above range. In some cases, a polyurethane film having both excellent flexibility and high strength cannot be obtained.
- aromatic structure examples include a phenyl structure, a diphenyl structure having two phenyl structures, and a naphthalene structure.
- the aromatic structure is preferably a structure derived from the polyol (a1) or polyisocyanate (a3) used in the production of the polyurethane (A) or a chain extender (a3) that can be used as necessary.
- a structure derived from isocyanate (a3) is preferred.
- the ratio of the aromatic structure contained in the obtained polyurethane is in the range of 500 mmol / kg to 2,000 mmol / kg. Even so, there are cases where it is difficult to obtain a polyurethane film having a hard texture and a soft texture of a level that can be used for gloves or the like.
- aliphatic polyester polyol (a1-1) for example, a polyol containing 2,2′-dimethylolpropionic acid and an aliphatic polyester polyol having no hydrophilic group such as an anionic group is used.
- a polyol containing 2,2′-dimethylolpropionic acid and an aliphatic polyester polyol having no hydrophilic group such as an anionic group is used.
- the ratio of the aromatic structure contained in the obtained polyurethane is in the range of 500 mmol / kg to 2,000 mmol / kg, the texture is still hard and has a flexible texture that can be used for gloves and the like.
- a polyurethane film cannot be obtained.
- aliphatic polyester polyol (a1-1) instead of polyether polyol or polycarbonate polyol.
- the polyether polyol is used instead of the aliphatic polyester polyol (a1-1)
- the polyurethane film may be torn due to the influence of friction, which may cause a decrease in strength.
- a polycarbonate polyol is used instead of the aliphatic polyester polyol (a1-1)
- a polycarbonate polyol although good strength can be imparted, it may cause a significant decrease in flexibility.
- the aliphatic polyester polyol (a1-1) imparts excellent water dispersibility in the aqueous medium of the polyurethane (A) without impairing excellent flexibility and high strength, particularly abrasion resistance. From the viewpoint, it is preferable to use one having an acid value of 40 to 75.
- the aliphatic polyester polyol (a1-1) preferably has a hydroxyl value of 35 to 230 from the viewpoint of imparting excellent strength to the polyurethane film.
- a polyurethane film having even more flexibility can be obtained by using an aliphatic polyester polyol having an alkyl group in the side chain from the viewpoint of imparting good flexibility to the polyurethane film.
- a methyl group, an ethyl group, a propyl group, a butyl group or the like can be used, and an alkyl group having 1 to 3 carbon atoms is preferably used.
- the alkyl group preferably has 800 mmol / kg to 7,000 mmol / kg with respect to the entire aliphatic polyester polyol (a1-1).
- Examples of the anionic group possessed by the aliphatic polyester polyol (a1-1) include a carboxyl group, a carboxylate group, a sulfonic acid group, and a sulfonate group.
- the carboxyl group and sulfone group can be used.
- the use of a carboxylate group or an anionic group of a sulfonate group in which a part or all of the acid group is preferably neutralized with a basic compound such as potassium hydroxide provides good dispersion stability. Is preferable.
- Examples of basic compounds that can be used when neutralizing the anionic group include organic amines such as ammonia, triethylamine, morpholine, monoethanolamine, diethylethanolamine, sodium hydroxide, potassium hydroxide, lithium hydroxide, and the like.
- organic amines such as ammonia, triethylamine, morpholine, monoethanolamine, diethylethanolamine, sodium hydroxide, potassium hydroxide, lithium hydroxide, and the like.
- a metal hydroxide containing can be used.
- potassium hydroxide is preferably used from the viewpoint of imparting excellent water dispersion stability.
- Examples of the aliphatic polyester polyol (a1-1) having an anionic group include a polyol (a1-1-2) containing a polyol (a1-1-1) having an anionic group and a polycarboxylic acid (a1- Those obtained by esterification reaction with 1-3) can be used.
- Examples of the polyol having an anionic group (a1-1-1) include 2,2′-dimethylolpropionic acid, 2,2′-dimethylolbutanoic acid, 2,2′-dimethylolbutyric acid, 2,2 ′. -Dimethylolvaleric acid or neutralized products thereof can be used. Of these, 2,2'-dimethylolpropionic acid and 2,2'-dimethylolbutanoic acid are preferably used.
- polyol (a1-1-2) in addition to the polyol (a1-1-1) having an anionic group, other polyols can be used in combination as required. Specifically, other polyols can be used for the purpose of introducing an alkyl group into the side chain of the aliphatic polyester polyol (a1-1).
- Examples of the other polyols include 2,2-dimethyl-1,3-propanediol, 3-methyl-1,5-pentanediol, 2-butyl-1,3-propanediol, and 2-methyl-1,3. -Propanediol, 2-butyl-2-methyl-1,3-propanediol, 2-butyl-2-ethyl-1,3-propanediol, 2-pentyl-2-ethyl-1,3-propanediol, 2 , 2-dibutyl-1,3-propanediol, 1,2-propylene glycol, dipropylene glycol, tripropylene glycol, 1,3-butanediol, 1,2-butanediol, 2,3-butanediol, 1, 4-hexanediol, 2,5-hexanediol, 2-ethyl-1,3-hexanediol, 2-
- aliphatic polyester polyol (a1-1) As the aliphatic polyester polyol (a1-1), as described above, those having an alkyl group derived from another polyol other than the polyol (a1-1-1) having an anionic group in the side chain are used. It is preferable for further improving the soft texture.
- the alkyl group derived from the other polyol is preferably present in the side chain in the range of 500 mmol / kg to 5,000 mmol / kg with respect to the entire aliphatic polyester polyol (a1-1).
- Examples of the other polyols include, in addition to those described above, for example, ethylene glycol, 1,3-propylene glycol, 1,4-butanediol, 1,6-hexanediol, 1,8-octanediol, diethylene glycol, triethylene glycol, Ethylene glycol, cyclohexane-1,4-diol, cyclohexane-1,4-dimethanol and the like can be used.
- polycarboxylic acid (a1-1-2) that can react with the polyol (a1-1-2) include adipic acid, maleic acid, succinic acid, glutaric acid, pimelic acid, azelaic acid, itaconic acid, and sebacic acid.
- adipic acid Chlorendic acid, 1,2,4-butane-tricarboxylic acid, mixtures thereof, and esterified products thereof can be used.
- adipic acid is preferably used.
- the aliphatic polyester polyol (a1-1) includes a polyol (a1-1-2) containing the polyol (a1-1-1) having the anionic group and a polycarboxylic acid (a1-1-3). They can be mixed and subjected to esterification by a conventionally known method. The same applies when the other polyols are used.
- a polyester polyol (a1-2) other than the aliphatic polyester polyol (a1-1) is combined with the aliphatic polyester polyol (a1-1). It is important to use.
- a polyurethane film having both a soft texture and high strength may not be obtained.
- a polyether polyol or polycarbonate polyol is used in combination in place of the polyester polyol (a1-2)
- a polyurethane film having both a soft texture and high strength may not be obtained.
- the polyester polyol (a1-2) is used in the range where the mass ratio [(a1-1) / (a1-2)] to the aliphatic polyester polyol (a1-1) is 20/80 to 80/20. It is preferable to use in the range of 35/65 to 65/35 in order to obtain a polyurethane film having a soft texture.
- polyester polyol (a1-2) as in the case of the aliphatic polyester polyol (a1-1), one having an alkyl group in the side chain is used in order to achieve both a soft texture and high strength. Is preferred. Specifically, an alkyl group having 1 to 3 carbon atoms such as a methyl group, an ethyl group, or a propyl group preferably has 500 mmol / kg to 7,000 mmol / kg.
- polyester polyol (a1-2) it is preferable to use a polyester polyol having a hydroxyl value of 35 to 230 in order to achieve both a soft texture and high strength.
- polyester polyol (a1-2) any of aliphatic polyester polyols and aromatic polyester polyols other than the aliphatic polyester polyol (a1-1) can be used. Among these, it is preferable to use an aliphatic polyester polyol in order to obtain a polyurethane film having a soft texture.
- polyester polyol (a1-2) those obtained by esterification reaction of polyol (a1-2-1) and polycarboxylic acid (a1-2-2) can be used.
- polyol (a1-2-1) examples include ethylene glycol, 1,2-propylene glycol, 1,3-propylene glycol, 1,3-butanediol, 1,4-butanediol, 2,2-dimethyl- 1,3-propanediol, 1,6-hexanediol, 3-methyl-1,5-pentanediol, 1,8-octanediol, diethylene glycol, triethylene glycol, dipropylene glycol, tripropylene glycol, cyclohexane-1, 4-diol, cyclohexane-1,4-dimethanol, glycerin, trimethylolpropane, trimethylolethane, hexanetriol, pentaerythritol, sorbitol and the like can be used. Of these, it is preferable to use 2,2-dimethyl-1,3-propanediol or 1,6-hexanediol because
- polyol (a1-2-1) from the viewpoint of introducing an alkyl group into the side chain of the polyester polyol (a1-2), 2,2-dimethyl-1,3-propanediol, 3-methyl- 1,5-pentanediol, 2-butyl-1,3-propanediol, 2-methyl-1,3-propanediol, 2-butyl-2-methyl-1,3-propanediol, 2-butyl-2- Ethyl-1,3-propanediol, 2-pentyl-2-ethyl-1,3-propanediol, 2,2-dibutyl-1,3-propanediol, 1,2-propylene glycol, dipropylene glycol, tripropylene Glycol, 1,3-butanediol, 1,2-butanediol, 2,3-butanediol, 1,4-hexanediol, 2,5-hexa
- polycarboxylic acid (a1-2-2) examples include succinic acid, adipic acid, glutaric acid, pimelic acid, suberic acid, azelaic acid, sebacic acid, phthalic acid, isophthalic acid, terephthalic acid, trimellitic acid, and anhydrous Phthalic acid, tetrahydrophthalic anhydride, glutaric anhydride, maleic acid, maleic anhydride, hexahydroisophthalic acid and the like can be used.
- the polyester polyol (a1-2) can be esterified by mixing the polyol (a1-2-1) and the polycarboxylic acid (a1-2-2) by a conventionally known method.
- urethane resin (A) when the urethane resin (A) is produced, various polyols can be used as necessary in addition to the aliphatic polyester polyol (a1-1) and the polyester polyol (a1-2). Specifically, ethylene glycol, 1,2-propylene glycol, 1,3-propylene glycol, 1,3-butanediol, 1,4-butanediol, 2,2-dimethyl-1,3-propanediol, 1,6-hexanediol, 3-methyl-1,5-pentanediol, 1,8-octanediol, diethylene glycol, triethylene glycol, dipropylene glycol, tripropylene glycol, cyclohexane-1,4-diol, cyclohexane-1 Polyol having a relatively low molecular weight such as 1,4-dimethanol, glycerin, trimethylolpropane, trimethylolethane, he
- polyether polyols and polycarbonate polyols can be used as long as the effects of the present invention are not impaired.
- polyisocyanate (a2) that can react with the polyol (a1) examples include aromatic polyisocyanates such as phenylene diisocyanate, tolylene diisocyanate, diphenylmethane diisocyanate, naphthalene diisocyanate, polymethylene polyphenyl polyisocyanate, carbodiimidized diphenylmethane polyisocyanate, and the like.
- Polyisocyanates having aliphatic or aliphatic cyclic structures such as hexamethylene diisocyanate, lysine diisocyanate, cyclohexane diisocyanate, isophorone diisocyanate, dicyclohexylmethane diisocyanate, xylylene diisocyanate, tetramethylxylylene diisocyanate, dimer acid diisocyanate, norbornene diisocyanate, etc. , Alone It can be used in combinations of at least used or two or.
- an aromatic polyisocyanate produces the polyurethane (A) having the predetermined amount of aromatic structure, and as a result, produces a high-strength polyurethane film without impairing the soft texture. It is particularly preferable to use tolylene diisocyanate.
- the amount of the aromatic polyisocyanate used is the total amount of raw materials that can be used in the production of the polyurethane (A) (for example, the total mass of the polyol (a1), the polyisocyanate (a2), and the chain extender (a3)).
- the range of 10% by mass to 30% by mass is preferable for producing polyurethane (A) having a predetermined amount of aromatic structure.
- the polyurethane (A) used in the present invention is prepared by, for example, mixing the polyol (a1) and the polyisocyanate (a2) in the absence of a solvent or in the presence of an organic solvent and at a temperature of 50 to 100 ° C. for about 3 hours to It can manufacture by making it react for time.
- the equivalent ratio [isocyanate group / hydroxyl group] of the hydroxyl group of the polyol (a1) and the isocyanate group of the polyisocyanate (a2) is 0.5. Is preferably in the range of -3.5, more preferably in the range of 0.9-2.5.
- Examples of the organic solvent that can be used in producing the polyurethane (A) include ketones such as acetone and methyl ethyl ketone; ethers such as tetrahydrofuran and dioxane; acetates such as ethyl acetate and butyl acetate; nitriles such as acetonitrile.
- Amides such as dimethylformamide and N-methylpyrrolidone can be used alone or in combination of two or more.
- a chain extender (a3) can be used as necessary. Specifically, the polyol (a1) and the polyisocyanate (a2) are mixed in the absence of a solvent or in the presence of an organic solvent, and reacted at 50 ° C. to 100 ° C. for approximately 3 hours to 10 hours, thereby causing molecular
- a urethane prepolymer having an isocyanate group at the terminal and then reacting the urethane prepolymer with the chain extender (a3) a urethane resin having a relatively high molecular weight and a urea bond can be produced. .
- the polyurethane (A) it is preferable to use one having a urea bond of 200 mmol / kg to 800 mmol / kg from the viewpoint of imparting a further excellent high strength without impairing the flexible texture of the polyurethane film. It is more preferable to use one having a range of 400 mmol / kg to 700 mmol / kg.
- chain extender (a3) for example, polyamines and other compounds can be used.
- polyamines examples include ethylenediamine, 1,2-propanediamine, 1,6-hexamethylenediamine, piperazine, 2,5-dimethylpiperazine, isophoronediamine, 4,4'-dicyclohexylmethanediamine, 3,3'- Diamines such as dimethyl-4,4′-dicyclohexylmethanediamine, 1,4-cyclohexanediamine; N-hydroxymethylaminoethylamine, N-hydroxyethylaminoethylamine, N-hydroxypropylaminopropylamine, N-ethylaminoethylamine, Diamines containing one primary amino group and one secondary amino group such as N-methylaminopropylamine; polyamines such as diethylenetriamine, dipropylenetriamine, triethylenetetramine; hydrazine, Hydrazines such as N, N'-dimethylhydrazine and 1,6-hexamethylenebishydrazine; Dihydrazides
- Examples of the other compounds include ethylene glycol, diethylene recall, triethylene glycol, propylene glycol, 1,3-propanediol, 1,3-butanediol, 1,4-butanediol, hexamethylene glycol, saccharose, methylene Glycols such as glycol, glycerin and sorbitol; bisphenol A, 4,4′-dihydroxydiphenyl, 4,4′-dihydroxydiphenyl ether, water and the like can be used.
- the chain extender (a3) is the total amount of raw materials used for the production of the urethane resin (A) from the viewpoint of imparting high strength without impairing the soft texture by introducing urea bonds into the polyurethane film. It is preferable to use in the range of 1% by mass to 10% by mass.
- the polyurethane (A) obtained by the above method preferably has a weight average molecular weight of 30,000 to 500,000.
- the polyurethane composition (X) used for producing the polyurethane film of the present invention is preferably one containing the polyurethane (A) and a solvent, and an aqueous medium is used as the solvent. preferable.
- the polyurethane composition containing the polyurethane (A) and the aqueous medium as described above includes, for example, an aliphatic polyester polyol (a1-1) having an anionic group in the absence of a solvent or in the presence of an organic solvent, Polyurethane by reacting polyol (a1) containing polyester polyol (a1-2) other than aliphatic polyester polyol (a1-1), polyisocyanate (a2), and, if necessary, chain extender (a3) (A) is manufactured, and then neutralizing the carboxyl group or the like in the polyurethane (A) as necessary, and then supplying an aqueous medium and dispersing the polyurethane (A) in the aqueous medium. Can be manufactured.
- the chain extender (a3) is supplied and reacted after the polyurethane (A) is stably dispersed in the aqueous medium, for example, the chain extender (a3) is not mixed with the polyurethane (A) and the aqueous medium. Alternatively, the chain extender (a3) may be supplied and reacted.
- a machine such as a homogenizer may be used as necessary.
- an emulsifier may be used from the viewpoint of improving the dispersion stability of the polyurethane (A) in the aqueous medium.
- emulsifier examples include nonionic emulsifiers such as polyoxyethylene nonylphenyl ether, polyoxyethylene lauryl ether, polyoxyethylene styryl phenyl ether, polyoxyethylene sorbitol tetraoleate, and polyoxyethylene / polyoxypropylene copolymer.
- nonionic emulsifiers such as polyoxyethylene nonylphenyl ether, polyoxyethylene lauryl ether, polyoxyethylene styryl phenyl ether, polyoxyethylene sorbitol tetraoleate, and polyoxyethylene / polyoxypropylene copolymer.
- Fatty acid salts such as sodium oleate, alkyl sulfates, alkylbenzene sulfonates, alkyl sulfosuccinates, naphthalene sulfonates, polyoxyethylene alkyl sulfates, alkane sulfonate sodium salts, sodium alkyl diphenyl ether sulfonates, etc.
- Anionic emulsifiers; cationic amines such as alkylamine salts, alkyltrimethylammonium salts, alkyldimethylbenzylammonium salts It is below.
- the polyurethane composition (X) used in the present invention may contain various additives as necessary.
- additives for example, associative thickeners and antifoaming agents, urethanization catalysts, silane coupling agents, fillers, thixotropic agents, tackifiers, waxes, heat stabilizers, light stabilizers, fluorescent whitening agents, foaming agents, etc.
- thermoplastic resins thermosetting resins, pigments, dyes, conductivity imparting agents, antistatic agents, moisture permeability improvers, water repellents, oil repellents, hollow foams, crystal water-containing compounds, flame retardants, Water absorbents, moisture absorbents, deodorants, antifungal agents, antiseptics, algae inhibitors, pigment dispersants, antiblocking agents, antihydrolysis agents, vulcanizing agents, vulcanizing catalysts, and surfactants may be used in combination. it can.
- the associative thickener can be suitably used for adjusting the viscosity of the polyurethane composition (X) and facilitating processing by salt coagulation.
- cellulose derivatives such as hydroxyethyl cellulose, methyl cellulose, carboxymethyl cellulose, etc.
- polyacrylate, polyvinyl pyrrolidone, urethane, polyether, and the like can be used.
- a urethane type thickener since it has favorable compatibility with the said polyurethane (A), it is preferable to use a urethane type thickener.
- the associative thickener is preferably used in the range of 0.5% by mass to 5% by mass with respect to the total amount of the polyurethane (A).
- antifoaming agent for example, a silicone-based, mineral oil-based, polyglycol ether-based, fatty acid ester-based, metal soap-based, or fluorine-based defoaming agent can be used.
- the polyurethane composition (X) used in the present invention requires durability and flexibility depending on the intended use, for example, a styrene-butadiene copolymer (SBR), a butadiene copolymer (BR) ), Isoprene copolymer (IR), ethylene-propylene-diene copolymer (EPDM), chloroprene polymer (CR), acrylonitrile-butadiene copolymer (NBR), butyl polymer (IIR), natural rubber (NR) ) And the like.
- SBR styrene-butadiene copolymer
- BR butadiene copolymer
- IIR ethylene-propylene-diene copolymer
- EPDM ethylene-propylene-diene copolymer
- chloroprene polymer CR
- NBR acrylonitrile-butadiene copolymer
- IIR acrylonitrile-butadiene copolymer
- acrylonitrile-butadiene copolymer for example, a polymer obtained by polymerizing acrylonitrile, butadiene and, if necessary, other vinyl polymers can be used.
- the polyurethane composition (X) can be used for production of various film processed products such as the polyurethane film, gloves, tubes and contraceptives of the present invention having a soft texture.
- Polyester polyol having carboxyl group (a1-1A) Add 155.4 parts by weight of 1,6-hexanediol (molecular weight 118), 137.0 parts by weight of neopentyl glycol (molecular weight 104), and 423.9 parts by weight of adipic acid (molecular weight 146) to a 3.0 liter flask. And melted them at 120 ° C. Next, the temperature was raised to 220 ° C. over 3 to 4 hours with stirring and held for 5 hours, then cooled to 150 ° C., and 88.2 parts by mass of 2,2′-dimethylolpropionic acid (molecular weight 134) was added. The mixture was held at 150 ° C.
- a methyl ethyl ketone solution having 52.9 and a hydroxyl value of 62.3) was prepared.
- the acid value is determined by titration with a 0.1 mol / L potassium hydroxide / ethanol solution by potentiometric titration based on “JIS K 2501-2003 National Oil Products and Lubricating Oils—Neutralization Test Method”. It calculated from the titration amount of the potassium oxide solution.
- the hydroxyl value is based on “JIS K 1557-1: 2007”. After the hydroxyl group of the polyester polyol (a1-1A) is acetylated with an acetylating reagent, the unreacted acetylating reagent is hydrolyzed with water. The acetic acid produced by decomposition was calculated by titration with potassium hydroxide. The acid value and hydroxyl value of the following polyester polyols were also calculated in the same manner as described above.
- Polyester polyol having carboxyl group (a1-1B) Add 153.5 parts by weight of 1,6-hexanediol (molecular weight 118), 135.3 parts by weight of neopentyl glycol (molecular weight 104), and 418.0 parts by weight of adipic acid (molecular weight 146) to a 3.0 liter flask. And melted them at 120 ° C. Next, the temperature was raised to 220 ° C. over 3 to 4 hours with stirring and held for 5 hours, and then cooled to 150 ° C., and 96.3 parts by mass of 2,2′-dimethylolbutanoic acid (molecular weight 148) was added. The mixture was held at 150 ° C.
- polyester polyol (a1-1C) having a carboxyl group having a nonvolatile content of 70.0% by mass (acid value) 54.1, hydroxyl value 62.0) methyl ethyl ketone solution was prepared.
- Polyester polyol having carboxyl group (a1-1D) Add 183.5 parts by mass of 1,6-hexanediol (molecular weight 118), 137.6 parts by mass of neopentyl glycol (molecular weight 104), and 426.3 parts by mass of adipic acid (molecular weight 146) to a 3.0 liter flask. And melted them at 120 ° C. Next, the temperature was raised to 220 ° C. over 3 to 4 hours with stirring and held for 5 hours, then cooled to 150 ° C., and 57.6 parts by mass of 2,2′-dimethylolpropionic acid (molecular weight 134) was added. The mixture was held at 150 ° C.
- Polyester polyol having carboxyl group (a1-1E) Add 134.6 parts by mass of 1,6-hexanediol (molecular weight 118), 118.6 parts by mass of neopentyl glycol (molecular weight 104), and 419.1 parts by mass of adipic acid (molecular weight 146) to a 3.0 liter flask. And melted them at 120 ° C. Next, with stirring, the temperature was raised to 220 ° C. over 3 to 4 hours, held for 5 hours, cooled to 150 ° C., and then 131.0 parts by mass of 2,2′-dimethylolpropionic acid (molecular weight 134) was added. The mixture was held at 150 ° C.
- Carboxyl group-containing polyester polyol (a1-1F) 180.6 parts by weight of 1,6-hexanediol (molecular weight 118), 135.4 parts by weight of neopentyl glycol (molecular weight 104), and 434.4 parts by weight of adipic acid (molecular weight 146) are added to a 3.0 liter flask. And melted them at 120 ° C. Next, with stirring, the temperature was raised to 220 ° C. over 3 to 4 hours, held for 5 hours, cooled to 150 ° C., and then 56.7 parts by mass of 2,2′-dimethylolpropionic acid (molecular weight 134) was added. The mixture was held at 150 ° C.
- Polyester polyol (a1-2A) In a 3.0 liter flask, 389.4 parts by mass of 1,6-hexanediol (molecular weight 118), 147.1 parts by mass of neopentyl glycol (molecular weight 104), 615.2 parts by mass of adipic acid (molecular weight 146), And 0.06 mass part of tetraisopropoxy titanium was added as an esterification catalyst, and they were melted at 120 ° C. Next, the mixture was heated to 220 ° C. over 3 to 4 hours with stirring and maintained for 10 hours, and then cooled to 100 ° C. to prepare polyester polyol (a1-2A) (hydroxyl value 55.8).
- Polyester polyol (a1-2B) In a 3.0-liter flask, 396.8 parts by mass of 1,6-hexanediol (molecular weight 118), 129.7 parts by mass of 1,4-butanediol (molecular weight 90), and 628.4 parts of adipic acid (molecular weight 146) 0.06 part by mass of tetraisopropoxytitanium as an esterification catalyst was added, and they were melted at 120 ° C. Next, the mixture was heated to 220 ° C. over 3 to 4 hours with stirring and maintained for 10 hours, and then cooled to 100 ° C. to prepare polyester polyol (a1-2B) (hydroxyl value 56.0).
- Example 1 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas inlet tube, and a stirrer, 198.3 parts by mass of a methyl ethyl ketone solution of the polyester polyol (a1-1A) having the carboxyl group, and the polyester polyol (a1-2A) 159.8 parts by mass, 1,6-hexanediol 19.1 parts by mass and tolylene diisocyanate 74.7 parts by mass were reacted for 3 hours in the presence of 151.8 parts by mass of methyl ethyl ketone.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-1) was obtained.
- the NCO% is the ratio of the mass of isocyanate groups possessed by polyisocyanate to the total mass of raw materials used in the production of the polyurethane.
- the polyurethane dispersion (I-1) having a nonvolatile content of 40% by mass (the amount of urea bonds in the polyurethane (A-1) is 445 mmol / kg) by aging and removing the solvent from the aqueous dispersion of the polyurethane (A-1). )
- the urea binding amount was calculated based on the amount of piperazine used.
- the coated product was immersed in a normal temperature (approximately 25 ° C.) calcium nitrate aqueous solution adjusted to a concentration of 20% by weight for 3 minutes and then immersed in water for 18 hours.
- a normal temperature approximately 25 ° C.
- the coated material was dried in an environment of 70 ° C. for 20 minutes, and further dried in an environment of 120 ° C. for 2 minutes to form a polyurethane film on the surface of the polypropylene film.
- the polyurethane film was peeled off from the surface of the polypropylene film to obtain a polyurethane film (I-2) having a thickness of 50 ⁇ m.
- a hand-shaped glove made of nylon fiber knitting was immersed in an aqueous solution of calcium nitrate at room temperature (approximately 25 ° C.) adjusted to a concentration of 20% by mass for 15 seconds. did.
- the hand mold equipped with the glove-like material was immersed in the polyurethane composition (I-1) for 3 minutes, and further immersed in water for 30 minutes.
- the immersion material was dried in an environment of 70 ° C. for 20 minutes, and further dried in an environment of 120 ° C. for 30 minutes, thereby forming a hand shape on the surface of the glove-like material to which the hand shape was attached.
- a polyurethane film (gloves) was formed.
- the glove (I-3) was obtained by removing the hand-shaped polyurethane film (glove) from the hand mold and glove-like material.
- Example 2 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas introduction tube, and a stirrer, 201.0 parts by mass of the methyl polyol solution of the polyester polyol (a1-1B) having the carboxyl group and the polyester polyol (a1-2A) 157.9 parts by mass, 19.1 parts by mass of 1,6-hexanediol and 74.7 parts by mass of tolylene diisocyanate were reacted in the presence of 151.0 parts by mass of methyl ethyl ketone for 3 hours.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-2) was obtained.
- the polyurethane composition (II-1) having a nonvolatile content of 40% by mass (the amount of urea bonds in the polyurethane (A-2) is 445 mmol / kg).
- a polyurethane film (II-2) and a glove (II-3) were prepared in the same manner as in Example 1 except that the polyurethane composition (II-1) was used instead of the polyurethane composition (I-1). Produced.
- Example 3 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas introduction tube, and a stirrer, 193.6 parts by mass of a methyl ethyl ketone solution of the polyester polyol (a1-1C) having the carboxyl group, and the polyester polyol (a1-2A) 163.0 parts by mass, 1,6-hexanediol 19.1 parts by mass and tolylene diisocyanate 74.7 parts by mass were reacted for 3 hours in the presence of 153.2 parts by mass of methyl ethyl ketone.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-3) was obtained.
- the polyurethane dispersion (III-1) having a nonvolatile content of 40% by mass (the amount of urea bonds in the polyurethane (A-3) is 445 mmol / kg) by aging and removing the solvent from the aqueous dispersion of the polyurethane (A-3). )
- a polyurethane film (III-2) and a glove (III-3) were prepared in the same manner as in Example 1 except that the polyurethane composition (III-1) was used instead of the polyurethane composition (I-1). Produced.
- Example 4 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas inlet tube, and a stirrer, 201.1 parts by mass of a methyl ethyl ketone solution of the polyester polyol (a1-1A) having the carboxyl group, and the polyester polyol (a1-2A) 168.5 parts by mass, 19.8 parts by mass of 1,6-hexanediol and 68.8 parts by mass of tolylene diisocyanate were reacted in the presence of 153.9 parts by mass of methyl ethyl ketone for 3 hours.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-4) was obtained.
- the polyurethane composition (IV-1) having a nonvolatile content of 40% by mass (the amount of urea bonds in the polyurethane (A-4) is 132 mmol / kg). )
- a polyurethane film (IV-2) and a glove (IV-3) were prepared in the same manner as in Example 1 except that the polyurethane composition (IV-1) was used instead of the polyurethane composition (I-1). Produced.
- Example 5 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas introduction tube, and a stirrer, 194.7 parts by mass of the methyl polyol solution of the polyester polyol (a1-1A) having the carboxyl group and the polyester polyol (a1-2A) 146.9 parts by mass, 1,6-hexanediol 18.0 parts by mass, and tolylene diisocyanate 84.0 parts by mass were reacted in the presence of methyl ethyl ketone 149.0 parts by mass for 3 hours.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-5) was obtained.
- the polyurethane composition (V-1) having a nonvolatile content of 40% by mass (the amount of urea bonds in the polyurethane (A-5) is 859 mmol / kg). )
- a polyurethane film (V-2) and a glove (V-3) were prepared in the same manner as in Example 1 except that the polyurethane composition (V-1) was used instead of the polyurethane composition (I-1). Produced.
- Example 6 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas introduction tube, and a stirrer, 282.0 parts by mass of the methyl polyol solution of the polyester polyol (a1-1A) having the carboxyl group and the polyester polyol (a1-2A) 48.7 parts by mass, 1,6-hexanediol 37.4 parts by mass and tolylene diisocyanate 105.8 parts by mass were reacted for 3 hours in the presence of 125.0 parts by mass of methyl ethyl ketone.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-6) was obtained.
- the polyurethane dispersion (VI-1) having a nonvolatile content of 40% by mass was obtained by aging and removing the solvent from the aqueous dispersion of polyurethane (A-6).
- Example 2 The same method as in Example 1, except that the polyurethane composition (VI-1) (urea bond amount of polyurethane (A-6) 630 mmol / kg) is used instead of the urethane resin composition (I-1). Thus, a polyurethane film (VI-2) and a glove (VI-3) were produced.
- the polyurethane composition (VI-1) urea bond amount of polyurethane (A-6) 630 mmol / kg
- Example 7 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas introduction tube, and a stirrer, 304.5 parts by mass of a methyl ethyl ketone solution of the polyester polyol (a1-1D) having the carboxyl group, and the polyester polyol (a1-2A) 86.0 parts by mass, 1,6-hexanediol 18.5 parts by mass and tolylene diisocyanate 74.7 parts by mass were reacted for 3 hours in the presence of 119.9 parts by mass of methyl ethyl ketone.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-7) was obtained.
- the polyurethane composition (VII-1) having a nonvolatile content of 40% by mass (the amount of urea bonds in the polyurethane (A-7) is 445 mmol / kg). )
- a polyurethane film (VII-2) and a glove (VII-3) were prepared in the same manner as in Example 1 except that the polyurethane composition (VII-1) was used instead of the polyurethane composition (I-1). Produced.
- Example 8 In a nitrogen-substituted container equipped with a thermometer, a nitrogen gas introduction tube, and a stirrer, 133.7 parts by mass of a methyl ethyl ketone solution of the polyester polyol (a1-1E) having the carboxyl group, and the polyester polyol (a1-2A) 204.7 parts by mass, 1,6-hexanediol 19.4 parts by mass and tolylene diisocyanate 74.7 parts by mass were reacted for 3 hours in the presence of 171.2 parts by mass of methyl ethyl ketone.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A-8) was obtained.
- the polyurethane dispersion (VIII-1) (polyurethane (A-8) having a urea bond amount of 445 mmol / kg) was obtained by aging and removing the solvent from the polyurethane (A-8) aqueous dispersion. )
- a polyurethane film (VIII-2) and a glove (VIII-3) were prepared in the same manner as in Example 1 except that the polyurethane composition (VIII-1) was used instead of the polyurethane composition (I-1). Produced.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A′-1) was obtained.
- the polyurethane composition (I′-1) having a nonvolatile content of 35% by mass (the urea bond amount of the polyurethane (A′-1)) 445 mmol / kg).
- a polyurethane film (I′-2) and a glove (I′ ⁇ ) were prepared in the same manner as in Example 1 except that the polyurethane composition (I′-1) was used instead of the polyurethane composition (I-1). 3) was produced.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A′-2) was obtained.
- the polyurethane dispersion (II′-1) (the amount of urea bonds in the polyurethane (A′-2)) having a nonvolatile content of 40% by mass is obtained by aging and removing the solvent from the aqueous dispersion of the polyurethane (A′-2). 130 mmol / kg) was obtained.
- the polyurethane film (II ′ -2) and the gloves (II ′-) were prepared in the same manner as in Example 1. 3) was produced.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A′-3) was obtained.
- the polyurethane dispersion (III′-1) (the amount of urea bonds in the polyurethane (A′-3)) having a nonvolatile content of 40% by mass is obtained by aging and removing the solvent from the polyurethane (A′-3) aqueous dispersion. 1689.8 mmol / kg).
- a polyurethane film (III ′ -2) and a glove (III ′ ⁇ ) were prepared in the same manner as in Example 1 except that the polyurethane composition (III′-1) was used instead of the polyurethane composition (I-1). 3) was produced.
- the reaction was terminated when the prescribed NCO% of the reaction product was reached, and an organic solvent solution of polyurethane (A′-4) was obtained.
- the polyurethane composition (IV′-1) having a nonvolatile content of 40% by mass (the urea bond amount of the polyurethane (A′-4)) 422.9 mmol / kg).
- a polyurethane film (III ′ -2) and a glove (III ′ ⁇ ) were prepared in the same manner as in Example 1 except that the polyurethane composition (III′-1) was used instead of the polyurethane composition (I-1). 3) was produced.
- Flexibility was evaluated based on the 300% modulus of the polyurethane films obtained in the above examples and comparative examples.
- the 300% modulus of the polyurethane film obtained above was measured using Autograph AG-I (manufactured by Shimadzu Corporation, tensile speed 300 mm / min). Based on the measured value obtained above and the following evaluation criteria, the flexibility of the polyurethane film was evaluated. Specifically, the smaller the measured value, the better the flexibility.
- the strength (wear resistance) evaluation method was evaluated using the gloves obtained in the examples and comparative examples. Specifically, the strength of the palm part of the glove was measured in accordance with test standard EN388: 2004 (Martindale abrasion tester; manufactured by Intec Corporation). As a result of the test, the larger the number of wear until the palm of the glove was torn, the higher the strength.
- the “ratio of the aromatic structure” in Tables 1 to 3 represents the amount of the aromatic structure existing in the polyurethane, specifically the amount of the phenyl group, relative to the mass of the polyurethane.
- the polyurethane films and gloves obtained in Examples 1 and 2 were each excellent in flexibility and provided with strength capable of withstanding abrasion.
- the polyurethane films and gloves obtained in Examples 3, 5 and 8 had good flexibility and excellent strength.
- the polyurethane films and gloves obtained in Examples 4 and 7 were provided with very excellent flexibility and good strength.
- the polyurethane film and gloves obtained in Example 6 had good flexibility and good strength.
- the polyurethane film and gloves of Comparative Example 1 obtained without using an aliphatic polyester polyol having an anionic group were practically insufficient in terms of flexibility and strength.
- the polyurethane films and gloves of Comparative Examples 2 and 4 having an aromatic structure ratio of less than 500 mmol / kg have a certain degree of flexibility, but do not have sufficient strength.
- the polyurethane film and gloves of Comparative Example 3 in which the ratio of the aromatic structure exceeds 2000 mmol / kg have a certain degree of good strength, but are not practically flexible.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Textile Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)155.4質量部、ネオペンチルグリコール(分子量104)を137.0質量部、アジピン酸(分子量146)を423.9質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し5時間保持した後、150℃まで冷却した後2,2’-ジメチロールプロピオン酸(分子量134)を88.2質量部添加し、150℃で撹拌しながら5時間~10時間保持した後、メチルエチルケトン300.0質量部添加することによって、不揮発分70.0質量%のカルボキシル基を有するポリエステルポリオール(a1-1A)(酸価52.9、水酸基価62.3)のメチルエチルケトン溶液を調製した。なお、前記酸価は、「JIS K 2501-2003国油製品及び潤滑油-中和価試験方法」に基づき、電位差滴定法により0.1mol/L水酸化カリウム・エタノール溶液で滴定し、その水酸化カリウム溶液の滴定量から算出した。また、水酸基価は、「JIS K 1557-1:2007」に基づき、ポリエステルポリオール(a1-1A)の有する水酸基をアセチル化試薬を用いてアセチル化した後、未反応のアセチル化試薬が水によって加水分解し生成した酢酸を、水酸化カリウムで滴定により算出した。以下のポリエステルポリオールの酸価及び水酸基価も前記と同様の方法で算出した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)153.5質量部、ネオペンチルグリコール(分子量104)を135.3質量部、アジピン酸(分子量146)を418.0質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し5時間保持した後、150℃まで冷却した後2,2’-ジメチロールブタン酸(分子量148)を96.3質量部添加し、150℃で撹拌しながら5時間~10時間保持した後、メチルエチルケトン300.0質量部添加することによって、不揮発分70.0質量%のカルボキシル基を有するポリエステルポリオール(a1-1B)(酸価52.1、水酸基価62.1)のメチルエチルケトン溶液を調製した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)159.4質量部、1,4-ブタンジオール(分子量90)を121.5質量部、アジピン酸(分子量146)を436.2質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し5時間保持した後、150℃まで冷却した後2,2’-ジメチロールプロピオン酸(分子量134)を90.5質量部添加し、150℃で撹拌しながら5時間~10時間保持した後、メチルエチルケトン300.0質量部添加することによって、不揮発分70.0質量%のカルボキシル基を有するポリエステルポリオール(a1-1C)(酸価54.1、水酸基価62.0)のメチルエチルケトン溶液を調製した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)183.5質量部、ネオペンチルグリコール(分子量104)を137.6質量部、アジピン酸(分子量146)を426.3質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し5時間保持した後、150℃まで冷却した後2,2’-ジメチロールプロピオン酸(分子量134)を57.6質量部添加し、150℃で撹拌しながら5時間~10時間保持した後、メチルエチルケトン300.0質量部添加することによって、不揮発分70.0質量%のカルボキシル基を有するポリエステルポリオール(a1-1D)(酸価34.4、水酸基価62.3)のメチルエチルケトン溶液を調製した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)134.6質量部、ネオペンチルグリコール(分子量104)を118.6質量部、アジピン酸(分子量146)を419.1質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し5時間保持した後、150℃まで冷却した後2,2’-ジメチロールプロピオン酸(分子量134)を131.0質量部添加し、150℃で撹拌しながら5時間~10時間保持した後、メチルエチルケトン300.0質量部添加することによって、不揮発分70.0質量%のカルボキシル基を有するポリエステルポリオール(a1-1E)(酸価78.4、水酸基価62.4)のメチルエチルケトン溶液を調製した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)180.6質量部、ネオペンチルグリコール(分子量104)を135.4質量部、アジピン酸(分子量146)を434.4質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し5時間保持した後、150℃まで冷却した後2,2’-ジメチロールプロピオン酸(分子量134)を56.7質量部添加し、150℃で撹拌しながら5時間~10時間保持した後、メチルエチルケトン300.0質量部添加することによって、不揮発分70.0質量%のカルボキシル基を有するポリエステルポリオール(a1-1F)(酸価33.9、水酸基価44.9)のメチルエチルケトン溶液を調製した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)389.4質量部、ネオペンチルグリコール(分子量104)を147.1質量部、アジピン酸(分子量146)を615.2質量部、及びエステル化触媒としてテトライソプロポキシチタンを0.06質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し10時間保持した後、100℃に冷却することによって、ポリエステルポリオール(a1-2A)(水酸基価55.8)を調製した。
3.0リットルのフラスコに1,6-ヘキサンジオール(分子量118)396.8質量部、1,4-ブタンジオール(分子量90)を129.7質量部、アジピン酸(分子量146)を628.4質量部、及びエステル化触媒としてテトライソプロポキシチタンを0.06質量部添加し、120℃でそれらを溶融した。次いで、撹拌しながら3時間~4時間かけて220℃へ昇温し10時間保持した後、100℃に冷却することによって、ポリエステルポリオール(a1-2B)(水酸基価56.0)を調製した。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1A)のメチルエチルケトン溶液198.3質量部、上記ポリエステルポリオール(a1-2A)159.8質量部、1,6-ヘキサンジオール19.1質量部及びトリレンジイソシアネート74.7質量部を、メチルエチルケトン151.8質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1B)のメチルエチルケトン溶液201.0質量部、上記ポリエステルポリオール(a1-2A)157.9質量部、1,6-ヘキサンジオール19.1質量部及びトリレンジイソシアネート74.7質量部を、メチルエチルケトン151.0質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1C)のメチルエチルケトン溶液193.6質量部、上記ポリエステルポリオール(a1-2A)163.0質量部、1,6-ヘキサンジオール19.1質量部及びトリレンジイソシアネート74.7質量部を、メチルエチルケトン153.2質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1A)のメチルエチルケトン溶液201.1質量部、上記ポリエステルポリオール(a1-2A)168.5質量部、1,6-ヘキサンジオール19.8質量部及びトリレンジイソシアネート68.8質量部を、メチルエチルケトン153.9質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1A)のメチルエチルケトン溶液194.7質量部、上記ポリエステルポリオール(a1-2A)146.9質量部、1,6-ヘキサンジオール18.0質量部及びトリレンジイソシアネート84.0質量部を、メチルエチルケトン149.0質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1A)のメチルエチルケトン溶液282.0質量部、上記ポリエステルポリオール(a1-2A)48.7質量部、1,6-ヘキサンジオール37.4質量部及びトリレンジイソシアネート105.8質量部を、メチルエチルケトン125.0質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1D)のメチルエチルケトン溶液304.5質量部、上記ポリエステルポリオール(a1-2A)86.0質量部、1,6-ヘキサンジオール18.5質量部及びトリレンジイソシアネート74.7質量部を、メチルエチルケトン119.9質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1E)のメチルエチルケトン溶液133.7質量部、上記ポリエステルポリオール(a1-2A)204.7質量部、1,6-ヘキサンジオール19.4質量部及びトリレンジイソシアネート74.7質量部を、メチルエチルケトン171.2質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記ポリエステルポリオール(a1-2A)129.5質量部、上記ポリエステルポリオール(a1-2B)129.0質量部、1,6-ヘキサンジオール4.1質量部、2,2’-ジメチロールプロピオン酸15.4質量部及びトリレンジイソシアネート65.4質量部を、メチルエチルケトン233.0質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1F)のメチルエチルケトン溶液271.7質量部、上記ポリエステルポリオール(a1-2A)173.6質量部及びトリレンジイソシアネート33.9質量部を、メチルエチルケトン132.7質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1A)のメチルエチルケトン溶液187.5質量部、上記ポリエステルポリオール(a1-2A)66.3質量部及びトリレンジイソシアネート140.5質量部を、メチルエチルケトン143.5質量部の存在下で3時間反応させた。
温度計、窒素ガス導入管、攪拌器を備えた窒素置換された容器中で、上記カルボキシル基を有するポリエステルポリオール(a1-1A)のメチルエチルケトン溶液198.5質量部、上記ポリエステルポリオール(a1-2A)145.1質量部及びイソホロンジイソシアネート90.6質量部を、メチルエチルケトン151.19質量部の存在下で3時間反応させた。
柔軟性は、前記実施例及び比較例で得たポリウレタンフィルムの300%モジュラスに基づいて評価した。前記で得たポリウレタンフィルムの300%モジュラスは、オートグラフAG-I((株)島津製作所製、引張り速度300mm/分)を用いて測定した。前記で得た測定値と下記評価基準に基づいて、ポリウレタンフィルムの柔軟性を評価した。具体的には、前記測定値が小さいほど、柔軟性に優れるものと評価した。
〇: 300%モジュラスが15MPa以上20MPa未満であった。
△: 300%モジュラスが20MPa以上25MPa未満であった。
×: 300%モジュラスが25MPa以上であった。
強度(耐摩耗性)は、前記実施例及び比較例で得た手袋を用いて評価した。具体的には、前記手袋の手のひら部分の強度を、試験規格EN388:2004(マーチンデール磨耗試験機;インテック(株)製)に準拠して行った。前記試験の結果、手袋の手のひら部分が破れるまでの磨耗回数が大きいほど、高強度であると評価した。
〇: 磨耗回数が3000回以上3500回未満であった。
△: 磨耗回数が2500回以上3000回未満であった。
×: 磨耗回数が2500回未満であった。
Claims (3)
- アニオン性基を有する脂肪族ポリエステルポリオール(a1-1)と、前記脂肪族ポリエステルポリオール(a1-1)以外のポリエステルポリオール(a1-2)とを含むポリオール(a1)及びポリイソシアネート(a2)を反応させることによって得られるポリウレタン(A)を、金属塩を用い凝固させることによって得られるポリウレタンフィルムであって、前記ポリウレタン(A)が、前記ポリウレタン(A)全体に対して500mmol/kg~2,000mmol/kgの範囲の芳香族構造を有するものであることを特徴とするポリウレタンフィルム。
- 前記ポリエステルポリオール(a1-2)が側鎖に炭素原子数1~3のアルキル基を有する脂肪族ポリエステルポリオールであり、かつ、前記ポリイソシアネート(a2)が芳香族ポリイソシアネートである請求項1に記載のポリウレタンフィルム。
- 請求項1または2に記載のポリウレタンフィルムを用いて得られるフィルム加工品。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020137030355A KR101503635B1 (ko) | 2011-07-29 | 2012-06-29 | 폴리우레탄 필름 및 그것을 이용한 필름 가공품 |
US14/235,721 US8889787B2 (en) | 2011-07-29 | 2012-06-29 | Polyurethane film and processed film produced using same |
CN201280034423.4A CN103649184B (zh) | 2011-07-29 | 2012-06-29 | 聚氨酯膜及使用其的膜加工品 |
DE112012003167.9T DE112012003167B4 (de) | 2011-07-29 | 2012-06-29 | Verfahren für die Herstellung einer Polyurethanfolie |
JP2012544997A JP5158459B1 (ja) | 2011-07-29 | 2012-06-29 | ポリウレタンフィルム及びそれを用いたフィルム加工品 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011-166785 | 2011-07-29 | ||
JP2011166785 | 2011-07-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013018478A1 true WO2013018478A1 (ja) | 2013-02-07 |
Family
ID=47629011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2012/066689 WO2013018478A1 (ja) | 2011-07-29 | 2012-06-29 | ポリウレタンフィルム及びそれを用いたフィルム加工品 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8889787B2 (ja) |
JP (1) | JP5158459B1 (ja) |
KR (1) | KR101503635B1 (ja) |
CN (1) | CN103649184B (ja) |
DE (1) | DE112012003167B4 (ja) |
TW (1) | TW201307415A (ja) |
WO (1) | WO2013018478A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103519438A (zh) * | 2013-09-02 | 2014-01-22 | 浙江康隆达特种防护科技股份有限公司 | 一种氯丁胶生化手套加工工艺 |
WO2015146334A1 (ja) * | 2014-03-26 | 2015-10-01 | Dic株式会社 | 手袋 |
WO2017104267A1 (ja) * | 2015-12-17 | 2017-06-22 | Dic株式会社 | ポリウレタン組成物、及び、シート |
JP6218005B1 (ja) * | 2016-04-19 | 2017-10-25 | Dic株式会社 | 手袋 |
KR20180056693A (ko) | 2015-10-30 | 2018-05-29 | 디아이씨 가부시끼가이샤 | 장갑 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201503842A (zh) * | 2013-07-22 | 2015-02-01 | Dainippon Ink & Chemicals | 手套 |
US11241051B2 (en) * | 2014-07-08 | 2022-02-08 | Covco (H.K.) Limited | Ambidextrous fish scale-textured glove |
US9730477B2 (en) | 2013-12-13 | 2017-08-15 | Covco Ltd. | Ambidextrous fish scale-textured glove |
US20180208722A1 (en) * | 2015-07-21 | 2018-07-26 | Dic Corporation | Method for producing coagulated article |
JP6323620B1 (ja) * | 2016-06-01 | 2018-05-16 | Dic株式会社 | 凝固物の製造方法 |
CN108099075A (zh) * | 2017-04-06 | 2018-06-01 | 海氏海诺乳胶(青岛)有限公司 | 一种高拉伸比韧性加强型聚氨酯避孕套及其制造方法 |
CN108095882B (zh) * | 2017-04-06 | 2020-03-31 | 海氏海诺乳胶(青岛)有限公司 | 一种高弹性柔肤型聚氨酯避孕套及其制造方法 |
CN107840997A (zh) * | 2017-09-13 | 2018-03-27 | 杨磊 | 一种改性聚氨脂的配方及制备工艺 |
WO2019054104A1 (ja) | 2017-09-14 | 2019-03-21 | Dic株式会社 | 合成皮革の製造方法 |
CN115304736A (zh) * | 2022-08-09 | 2022-11-08 | 盛鼎高新材料有限公司 | 具有水解稳定性的聚氨酯弹性体及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6136314A (ja) * | 1984-07-30 | 1986-02-21 | Dainippon Ink & Chem Inc | 水性ポリエステルポリウレタン樹脂 |
JPH11245243A (ja) * | 1997-12-12 | 1999-09-14 | Ansell Healthcare Prod Inc | 薄肉ポリウレタン物品の製造法 |
JP2001011254A (ja) * | 1999-06-30 | 2001-01-16 | Mitsui Chemicals Inc | サック製造用水性樹脂組成物 |
WO2008120688A1 (ja) * | 2007-03-30 | 2008-10-09 | Nicca Chemical Co., Ltd. | 水性ポリウレタン樹脂組成物、それを用いた一液型接着剤及び積層体、並びに水性ポリウレタン樹脂組成物の製造方法 |
JP2011137052A (ja) * | 2009-12-25 | 2011-07-14 | Tosoh Corp | 水性ポリウレタン樹脂組成物およびこれを用いたフィルム成型体 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002256145A (ja) * | 2001-03-01 | 2002-09-11 | Okamoto Ind Inc | コンドーム用アニオン性水系ポリウレタン樹脂組成物およびコンドームの製造方法 |
KR100631792B1 (ko) | 2004-07-19 | 2006-10-09 | 호성케멕스 주식회사 | 수성 폴리우레탄 에멀젼 조성물을 이용한 대전방지용 폴리우레탄 장갑의 제조방법 |
DE102006016638A1 (de) * | 2006-04-08 | 2007-10-11 | Bayer Materialscience Ag | Mikroporöse Beschichtung auf Basis von Polyurethan-Polyharnstoff |
-
2012
- 2012-06-29 CN CN201280034423.4A patent/CN103649184B/zh active Active
- 2012-06-29 KR KR1020137030355A patent/KR101503635B1/ko active IP Right Grant
- 2012-06-29 US US14/235,721 patent/US8889787B2/en active Active
- 2012-06-29 DE DE112012003167.9T patent/DE112012003167B4/de active Active
- 2012-06-29 JP JP2012544997A patent/JP5158459B1/ja active Active
- 2012-06-29 WO PCT/JP2012/066689 patent/WO2013018478A1/ja active Application Filing
- 2012-07-26 TW TW101127056A patent/TW201307415A/zh unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6136314A (ja) * | 1984-07-30 | 1986-02-21 | Dainippon Ink & Chem Inc | 水性ポリエステルポリウレタン樹脂 |
JPH11245243A (ja) * | 1997-12-12 | 1999-09-14 | Ansell Healthcare Prod Inc | 薄肉ポリウレタン物品の製造法 |
JP2001011254A (ja) * | 1999-06-30 | 2001-01-16 | Mitsui Chemicals Inc | サック製造用水性樹脂組成物 |
WO2008120688A1 (ja) * | 2007-03-30 | 2008-10-09 | Nicca Chemical Co., Ltd. | 水性ポリウレタン樹脂組成物、それを用いた一液型接着剤及び積層体、並びに水性ポリウレタン樹脂組成物の製造方法 |
JP2011137052A (ja) * | 2009-12-25 | 2011-07-14 | Tosoh Corp | 水性ポリウレタン樹脂組成物およびこれを用いたフィルム成型体 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103519438A (zh) * | 2013-09-02 | 2014-01-22 | 浙江康隆达特种防护科技股份有限公司 | 一种氯丁胶生化手套加工工艺 |
WO2015146334A1 (ja) * | 2014-03-26 | 2015-10-01 | Dic株式会社 | 手袋 |
JP5835535B1 (ja) * | 2014-03-26 | 2015-12-24 | Dic株式会社 | 手袋 |
KR20180056693A (ko) | 2015-10-30 | 2018-05-29 | 디아이씨 가부시끼가이샤 | 장갑 |
US10849377B2 (en) | 2015-10-30 | 2020-12-01 | Dic Corporation | Gloves |
WO2017104267A1 (ja) * | 2015-12-17 | 2017-06-22 | Dic株式会社 | ポリウレタン組成物、及び、シート |
JP6218005B1 (ja) * | 2016-04-19 | 2017-10-25 | Dic株式会社 | 手袋 |
WO2017183271A1 (ja) * | 2016-04-19 | 2017-10-26 | Dic株式会社 | 手袋 |
Also Published As
Publication number | Publication date |
---|---|
CN103649184A (zh) | 2014-03-19 |
KR101503635B1 (ko) | 2015-03-18 |
JP5158459B1 (ja) | 2013-03-06 |
DE112012003167T5 (de) | 2014-04-24 |
CN103649184B (zh) | 2016-10-19 |
US8889787B2 (en) | 2014-11-18 |
DE112012003167B4 (de) | 2023-09-07 |
TW201307415A (zh) | 2013-02-16 |
JPWO2013018478A1 (ja) | 2015-03-05 |
KR20130140197A (ko) | 2013-12-23 |
US20140163164A1 (en) | 2014-06-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5158459B1 (ja) | ポリウレタンフィルム及びそれを用いたフィルム加工品 | |
JP6187844B1 (ja) | 水性樹脂組成物、及び手袋 | |
JP5943453B2 (ja) | 手袋 | |
JP6267943B2 (ja) | ポリウレタン水分散体、及びそれから得られるフィルム成形体、手袋 | |
JP5588570B2 (ja) | ポリウレタン水分散体、及びそれから得られるフィルム成形体、手袋 | |
JP6597007B2 (ja) | 凝固物の製造方法 | |
WO2008078754A1 (ja) | 水性ポリウレタン樹脂エマルジョン被覆剤組成物及びその製造方法 | |
JPWO2019221088A1 (ja) | ポリウレタン樹脂、塗料、構造物、及び物品 | |
JP5206912B1 (ja) | ポリウレタンフィルム及びそれを用いて得たフィルム加工品 | |
JP6631218B2 (ja) | 凝固物の製造方法 | |
WO2017013926A1 (ja) | 凝固物の製造方法 | |
WO2018186141A1 (ja) | 多孔体の製造方法 | |
KR20210002552A (ko) | 합성 피혁 | |
JP6137660B1 (ja) | 手袋 | |
JP6146546B1 (ja) | 凝固物の製造方法 | |
JP6984757B2 (ja) | 手袋 | |
JP6573144B1 (ja) | 凝固物の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2012544997 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: 12820074 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20137030355 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14235721 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112012003167 Country of ref document: DE Ref document number: 1120120031679 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 12820074 Country of ref document: EP Kind code of ref document: A1 |