KR102110795B1 - 습식 인조피혁용 폴리우레탄 수지의 제조방법 - Google Patents
습식 인조피혁용 폴리우레탄 수지의 제조방법 Download PDFInfo
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- KR102110795B1 KR102110795B1 KR1020190082106A KR20190082106A KR102110795B1 KR 102110795 B1 KR102110795 B1 KR 102110795B1 KR 1020190082106 A KR1020190082106 A KR 1020190082106A KR 20190082106 A KR20190082106 A KR 20190082106A KR 102110795 B1 KR102110795 B1 KR 102110795B1
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- polyurethane resin
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- 229920005749 polyurethane resin Polymers 0.000 title claims abstract description 76
- 239000002649 leather substitute Substances 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000000034 method Methods 0.000 title abstract description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 54
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 54
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 35
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 35
- -1 polytrimethylene Polymers 0.000 claims abstract description 29
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 25
- 239000004417 polycarbonate Substances 0.000 claims abstract description 25
- 150000002009 diols Chemical class 0.000 claims abstract description 23
- 239000003054 catalyst Substances 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 20
- 229920002635 polyurethane Polymers 0.000 claims abstract description 18
- 239000004814 polyurethane Substances 0.000 claims abstract description 18
- 229920005903 polyol mixture Polymers 0.000 claims abstract description 14
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000004970 Chain extender Substances 0.000 claims abstract description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- INDXRDWMTVLQID-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO.OCCCCO INDXRDWMTVLQID-UHFFFAOYSA-N 0.000 claims description 3
- AYOHIQLKSOJJQH-UHFFFAOYSA-N dibutyltin Chemical compound CCCC[Sn]CCCC AYOHIQLKSOJJQH-UHFFFAOYSA-N 0.000 claims description 3
- UXGNZZKBCMGWAZ-UHFFFAOYSA-N dimethylformamide dmf Chemical compound CN(C)C=O.CN(C)C=O UXGNZZKBCMGWAZ-UHFFFAOYSA-N 0.000 claims description 3
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 abstract description 36
- 239000000376 reactant Substances 0.000 abstract description 18
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 abstract description 16
- 229920005862 polyol Polymers 0.000 abstract description 13
- 150000003077 polyols Chemical class 0.000 abstract description 6
- 230000002194 synthesizing effect Effects 0.000 abstract description 6
- 238000007334 copolymerization reaction Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 32
- 239000000758 substrate Substances 0.000 description 17
- 239000000835 fiber Substances 0.000 description 16
- 239000003963 antioxidant agent Substances 0.000 description 11
- 230000003078 antioxidant effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000000576 coating method Methods 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 239000011247 coating layer Substances 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000012975 dibutyltin dilaurate Substances 0.000 description 2
- 125000005442 diisocyanate group Chemical group 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- WQZGKKKJIJFFOK-DVKNGEFBSA-N alpha-D-glucose Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-DVKNGEFBSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
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- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
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- 239000006260 foam Substances 0.000 description 1
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- 238000007654 immersion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 239000002530 phenolic antioxidant Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- YRVCHYUHISNKSG-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO.OCCCO YRVCHYUHISNKSG-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- 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
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
- C08G18/246—Catalysts containing metal compounds of tin tin salts of carboxylic acids containing also tin-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
-
- 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
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
- C08G18/3823—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing -N-C=O groups
- C08G18/3825—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen containing -N-C=O groups containing amide groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/44—Polycarbonates
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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- 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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- Polymers & Plastics (AREA)
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Dispersion Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
Description
도 2는 실시예 1 내지 4와, 비교예 1 및 2에 따른 폴리우레탄 수지의 중합 상태를 측정한 그래프이다.
도 3은 실시예 1 내지 4와, 비교예 1 및 2에 따른 폴리우레탄 수지의 점도를 측정한 그래프이다.
도 4는 실시예 1 내지 4와, 비교예 1 및 2에 따른 폴리우레탄 열분해 온도를 측정한 그래프이다.
도 5는 실시예 1 내지 4와, 비교예 1 및 2에 따른 폴리우레탄 수지의 인장강도를 측정한 그래프이다.
도 6은 실시예 1 내지 4에 따른 폴리우레탄 수지가 코팅된 습식 인조피혁의 단면도를 측정한 사진이다.
도 7은 실시예 1 내지 4와, 비교예 1 및 2에 따른 폴리우레탄 수지의 가시광선 투광도를 측정한 그래프이다.
도 8은 실시예 1 내지 4와, 비교예 1 및 2에 따른 폴리우레탄 수지의 바이오 탄소 함량을 측정한 그래프이다.
구분 | Compositiom weight (molar ratio) | Total weight (g) |
The weight ratio of bio polyol to total weight (%) | Bio carbon contents (%) |
|||
폴리트리메틸렌 에테르 글리콜 (Polytrimethylene ether glycol, 2000g/mol) |
폴리카보네이트 디올 (Polycarbonate diol, 2000g/mol) |
메틸렌 디페닐 디이소시아네이트 (Methylene diphenyl diisocyanate, 250.25g/mol) |
1,4-부탄 디올 (1,4-Butanediol, 90.12g/mol) |
||||
비교예 1 | - | 100g (0.05mol) |
50.05g (0.2mol) |
13.5g (0.15mol) |
163.55g | 0 | 2 |
실시예 1 | 20g (0.01mol) |
80g (0.04mol) |
12.2 | 15 | |||
실시예 2 | 40g (0.02mol) |
60g (0.03mol) |
24.4 | 28 | |||
실시예 3 | 60g (0.03mol) |
40g (0.02mol) |
36.6 | 38 | |||
실시예 4 | 80g (0.04mol) |
20g (0.01mol) |
48.9 | 49 | |||
비교예 2 | 100g (0.05mol) |
- | 61.1 | 61 |
구분 | 인장강도 (Tensile strength, kgf/cm2) |
신장률 (Elongation at break, %) |
비교예 1 | 445 | 398 |
실시예 1 | 429 | 431 |
실시예 2 | 348 | 447 |
실시예 3 | 321 | 543 |
실시예 4 | 334 | 547 |
비교예 2 | 276 | 662 |
S200 : 폴리우레탄 합성단계
Claims (4)
- 폴리트리메틸렌 에테르 글리콜(Polytrimethylene ether glycol) 및 폴리카보네이트 디올(Polycarbonate diol)이 혼합된 폴리올 혼합물과, 메틸렌 디페닐 디이소시아네이트(Methylene diphenyl diisocyanate)가 0.05:0.2의 몰비로 혼합된 반응물 25 내지 35 중량부와, N,N-디메틸 포름아마이드(N,N-dimethyl formamide) 65 내지 75 중량부가 혼합되어 이루어진 혼합물에 촉매를 첨가하여 70 내지 90℃의 온도조건에서 4 내지 6시간 동안 반응시켜 프리폴리머를 합성하는 프리폴리머 합성단계; 및
상기 프리폴리머에 쇄연장제인 1,4-부탄디올(1,4-Butanediol) 0.1 내지 0.2몰을 첨가하여 70 내지 90℃의 온도조건에서 1 내지 3시간 동안 반응시켜 최종 쇄연장된 폴리우레탄 수지를 합성하는 폴리우레탄 합성단계;를 포함하고,
상기 프리폴리머 합성단계에서,
상기 폴리올 혼합물은 폴리트리메틸렌 에테르 글리콜과 폴리카보네이트 디올이 1:0.25 내지 4의 몰비로 혼합되고,
상기 혼합물은 상기 반응물 100 중량부에 대하여 산화 방지제인 펜타에리트리톨 테트라키스[3-(3,5-디-터트-부틸-4-하이드록시페닐)프로피오네이트(pentaerythritol tetrakis[3-(3,5-di-tert-butyl-4-hydroxyphenyl)-propionate]) 0.05 내지 0.15 중량부 및 촉매인 디부틸 주석 디라우레이트(Dibutyltin dilaurae, DBTDL) 0.025 내지 0.035 중량부를 포함하는 것을 특징으로 하는 습식 인조피혁용 폴리우레탄 수지의 제조방법. - 삭제
- 삭제
- 제 1 항에 있어서,
상기 폴리우레탄 합성단계에서 합성된 폴리우레탄 수지는,
바이오 탄소 함량이 15 내지 50중량% 인 것을 특징으로 하는 습식 인조피혁용 폴리우레탄 수지의 제조방법.
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KR102377611B1 (ko) * | 2021-09-07 | 2022-03-22 | 동세철 | 폴리우레탄 섬유 제조 시 발생되는 폐수지를 재생하여 합성한 내한 굴곡 특성이 우수한 친환경 재생 바이오 폴리우레탄 수지의 제조방법 |
WO2023243941A1 (ko) * | 2022-06-14 | 2023-12-21 | 에스케이케미칼 주식회사 | 폴리우레탄 수지 조성물 및 이의 제조 방법 |
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