CN117071297A - Ecological environment-friendly bio-based TPU furniture leather and preparation method thereof - Google Patents
Ecological environment-friendly bio-based TPU furniture leather and preparation method thereof Download PDFInfo
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- CN117071297A CN117071297A CN202311071596.XA CN202311071596A CN117071297A CN 117071297 A CN117071297 A CN 117071297A CN 202311071596 A CN202311071596 A CN 202311071596A CN 117071297 A CN117071297 A CN 117071297A
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- 239000010985 leather Substances 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000002344 surface layer Substances 0.000 claims abstract description 47
- 239000010410 layer Substances 0.000 claims abstract description 45
- 238000005187 foaming Methods 0.000 claims abstract description 31
- 239000003063 flame retardant Substances 0.000 claims abstract description 30
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 21
- 239000002245 particle Substances 0.000 claims abstract description 21
- 239000004814 polyurethane Substances 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 16
- 239000000654 additive Substances 0.000 claims abstract description 13
- 230000000996 additive effect Effects 0.000 claims abstract description 13
- 239000000945 filler Substances 0.000 claims abstract description 13
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 10
- 229920002635 polyurethane Polymers 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 239000004088 foaming agent Substances 0.000 claims abstract description 8
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 claims abstract description 7
- 238000003490 calendering Methods 0.000 claims abstract description 6
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 5
- 239000004595 color masterbatch Substances 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims abstract description 5
- 238000013329 compounding Methods 0.000 claims abstract description 4
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 238000007761 roller coating Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 34
- 239000004745 nonwoven fabric Substances 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 13
- 230000000844 anti-bacterial effect Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 9
- 229920000570 polyether Polymers 0.000 claims description 9
- 239000013530 defoamer Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 5
- 125000001931 aliphatic group Chemical group 0.000 claims description 4
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000004049 embossing Methods 0.000 claims description 3
- 229920001228 polyisocyanate Polymers 0.000 claims description 3
- 239000005056 polyisocyanate Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims 3
- 238000000137 annealing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 7
- 238000011161 development Methods 0.000 abstract description 4
- 239000011247 coating layer Substances 0.000 abstract description 2
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 43
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 43
- 239000002994 raw material Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229920001661 Chitosan Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000006750 UV protection Effects 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000002649 leather substitute Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 229920005862 polyol Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000341 volatile oil Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 244000223760 Cinnamomum zeylanicum Species 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 229920000858 Cyclodextrin Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 102000016943 Muramidase Human genes 0.000 description 1
- 108010014251 Muramidase Proteins 0.000 description 1
- 108010062010 N-Acetylmuramoyl-L-alanine Amidase Proteins 0.000 description 1
- NVNLLIYOARQCIX-MSHCCFNRSA-N Nisin Chemical compound N1C(=O)[C@@H](CC(C)C)NC(=O)C(=C)NC(=O)[C@@H]([C@H](C)CC)NC(=O)[C@@H](NC(=O)C(=C/C)/NC(=O)[C@H](N)[C@H](C)CC)CSC[C@@H]1C(=O)N[C@@H]1C(=O)N2CCC[C@@H]2C(=O)NCC(=O)N[C@@H](C(=O)N[C@H](CCCCN)C(=O)N[C@@H]2C(NCC(=O)N[C@H](C)C(=O)N[C@H](CC(C)C)C(=O)N[C@H](CCSC)C(=O)NCC(=O)N[C@H](CS[C@@H]2C)C(=O)N[C@H](CC(N)=O)C(=O)N[C@H](CCSC)C(=O)N[C@H](CCCCN)C(=O)N[C@@H]2C(N[C@H](C)C(=O)N[C@@H]3C(=O)N[C@@H](C(N[C@H](CC=4NC=NC=4)C(=O)N[C@H](CS[C@@H]3C)C(=O)N[C@H](CO)C(=O)N[C@H]([C@H](C)CC)C(=O)N[C@H](CC=3NC=NC=3)C(=O)N[C@H](C(C)C)C(=O)NC(=C)C(=O)N[C@H](CCCCN)C(O)=O)=O)CS[C@@H]2C)=O)=O)CS[C@@H]1C NVNLLIYOARQCIX-MSHCCFNRSA-N 0.000 description 1
- 108010053775 Nisin Proteins 0.000 description 1
- 244000082204 Phyllostachys viridis Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 108010039918 Polylysine Proteins 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 244000223014 Syzygium aromaticum Species 0.000 description 1
- 235000016639 Syzygium aromaticum Nutrition 0.000 description 1
- 241001464837 Viridiplantae Species 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 235000017803 cinnamon Nutrition 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 235000010335 lysozyme Nutrition 0.000 description 1
- 239000004325 lysozyme Substances 0.000 description 1
- 229960000274 lysozyme Drugs 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000004309 nisin Substances 0.000 description 1
- 235000010297 nisin Nutrition 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001896 polybutyrate Polymers 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- D06N3/145—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 two or more layers of polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0011—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using non-woven fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
-
- 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
- D06N3/0043—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
-
- 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
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses ecological environment-friendly bio-based TPU furniture leather and a preparation method thereof, wherein the preparation method comprises the following steps: uniformly mixing TPU particles, filler and foaming agent of a foaming layer in a single screw extruder, carrying out melt extrusion at 145-190 ℃, and carrying out roller coating on a bottom coating layer to obtain the foaming layer; step (2), putting the surface layer TPU particles, the filler, the halogen-free flame retardant, the ultraviolet-resistant additive, the organosilicon wear-resistant handfeel agent and the color master batch into an internal mixer, uniformly mixing, calendaring at 240 ℃ through a calendar to obtain a surface layer, and laminating and compounding with a foaming layer; and (3) uniformly mixing the aqueous polyurethane, the cross-linking agent, the leveling agent, the defoaming agent, the aqueous flame retardant, the ultraviolet-resistant additive and the color paste to obtain aqueous PU slurry, coating the aqueous PU slurry on a surface layer, and drying at 150 ℃ to form a surface layer to obtain the TPU furniture leather. The preparation process is simple, and the produced bio-based TPU furniture leather is environment-friendly, has renewable material sources and meets the requirement of sustainable development.
Description
Technical Field
The invention belongs to the technical field of synthetic leather production, and particularly relates to ecological environment-friendly bio-based TPU furniture leather and a preparation method thereof.
Background
With the continuous advancement of sustainable economy, the country is increasingly paying attention to environmental protection and recycling of resources, and the use of non-renewable resources such as petroleum by using bio-based materials is becoming a trend. The bio-based material has good characteristics of green, low carbon, environmental friendliness, reproducibility and biodegradability.
The TPU thermoplastic polyurethane elastomer is an environment-friendly high polymer material with excellent performance, and the film material prepared from the TPU thermoplastic polyurethane has excellent wear resistance, oil resistance, low temperature resistance, hydrolysis resistance, corrosion resistance, and better elasticity and strength. When used as a furniture cloth base film, the film has the characteristics of no toxicity, no formaldehyde, low volatility, no heavy metal, no plasticizer, no sulfide and the like. The present invention has been made in view of this object.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the ecological environment-friendly bio-based TPU furniture leather and the preparation method thereof, the preparation process is simple, the produced bio-based TPU furniture leather is environment-friendly, the material sources are renewable, and the requirements of sustainable development are met.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the invention provides ecological environment-friendly bio-based TPU furniture leather which comprises a surface layer, a foaming layer and a bottom cloth layer which are sequentially attached from outside to inside,
the surface layer is prepared from the following components in parts by weight: 100 parts of waterborne polyurethane, 1-10 parts of cross-linking agent, 0.1-1 part of leveling agent, 0.1-1 part of defoamer, 0.1-10 parts of waterborne flame retardant, 0.1-5 parts of ultraviolet resistant additive and 0-10 parts of color paste;
the surface layer is prepared from the following components in parts by weight: 100 parts of surface layer TPU particles, 5-40 parts of filler, 1-30 parts of halogen-free flame retardant, 0.1-10 parts of ultraviolet resistant additive, 0.1-10 parts of organosilicon wear-resistant handfeel agent and 0-10 parts of color master batch;
the foaming layer is prepared from the following components in parts by weight: 50-100 parts of foaming layer TPU particles, 0-30 parts of filler and 0.01-5 parts of foaming agent.
In the technical scheme, the base fabric layer is a non-woven fabric base fabric, and the non-woven fabric base fabric is formed by mixing and processing biological fibers and biological Polyester (PTT) fibers;
the non-woven fabric base cloth is subjected to flame-retardant and antibacterial treatment after being manufactured, and the specific process is as follows: and (3) dipping the non-woven fabric base cloth into the flame-retardant antibacterial resin slurry, taking out, rolling to dry, repeating the steps twice, and drying and shaping to obtain the non-woven fabric base cloth coated with the water-based flame-retardant antibacterial resin.
In the technical scheme, the thickness of the non-woven fabric base cloth coated with the water-based flame-retardant antibacterial resin is more than 1.5mm, and the rolling allowance is 10-300%.
In the technical scheme, the surface layer TPU particles are aliphatic polyether TPU with 30-70wt% of biological base content and 60-100A of Shore hardness;
the foaming layer TPU particles are bio-based TPU with the bio-based content of 40-70% and the Shore hardness of 60-90A;
the defoaming agent is an organosilicon defoaming agent;
the cross-linking agent is a water-dispersible polyisocyanate cross-linking agent;
the leveling agent is an organosilicon modified polyether type water-based leveling agent.
The invention also provides a preparation method of the ecological environment-friendly bio-based TPU furniture leather, which comprises the following steps:
uniformly mixing the TPU particles, the filler and the foaming agent of the foaming layer in a single screw extruder, carrying out melt extrusion at 145-190 ℃, and carrying out roller coating on the base cloth layer to obtain the foaming layer;
step (2), putting the surface layer TPU particles, the filler, the halogen-free flame retardant, the ultraviolet-resistant additive, the organosilicon wear-resistant handfeel agent and the masterbatch into an internal mixer, uniformly mixing, and calendaring at 240 ℃ through a calendar to obtain the surface layer, and laminating and compounding the surface layer with the foaming layer in the step (1);
and (3) uniformly mixing the aqueous polyurethane, the cross-linking agent, the flatting agent, the defoamer, the aqueous flame retardant, the ultraviolet-resistant additive and the color paste to obtain aqueous PU slurry, coating the aqueous PU slurry on the surface layer in the step (2), and drying at 150 ℃ to form the surface layer to obtain the TPU furniture leather.
In the technical scheme, the method further comprises a step (4), and the TPU furniture leather prepared in the step (3) is subjected to post-treatment of printing, embossing or pattern suction to obtain a textured product.
In the technical scheme, the thickness of the surface layer is 0.01-0.1mm, the thickness of the surface layer is 0.1-2mm, and the thickness of the foaming layer is 0.5-5mm.
In the above technical scheme, in the step (3), the coating thickness of the aqueous PU slurry is controlled to be about 0.1mm, and the ventilation effect of the TPU furniture leather is controlled by controlling the coating thickness.
In the above technical solution, the foamed layer TPU particles in step (1) and the surface layer TPU particles in step (2) are subjected to a dehumidification drying treatment before being mixed with other components, so that the water content thereof is
And (2) after being mixed with other components, the mixture is dried at the temperature of 80-120 ℃ for 1-3 hours, so that the surface of furniture leather can be prevented from foaming, and quality problems are caused.
In the technical scheme, the TPU furniture leather prepared in the step (3) is annealed at 80-110 ℃ for 24h for shaping.
The invention has the beneficial effects that:
1. the base fabric layer of the bio-based TPU furniture leather disclosed by the invention is made of bio-based renewable materials, the foaming layer and the surface layer are free of solvent in the whole process, only the surface layer adopts aqueous polyurethane, solvent water is used, and the base fabric is a bio-based non-woven fabric, so that the bio-based TPU furniture leather is an environment-friendly product meeting sustainable development.
2. The preparation of the bio-based TPU furniture leather is carried out from bottom to top, the foaming layer is prepared by an extrusion process and coated on the base cloth, the surface layer is prepared by a calendaring process and is compositely pressed on the foaming layer, and finally, the surface treatment is directly carried out on the surface layer, so that the preparation process is simple.
3. The base fabric layer takes biological fibers, plants and the like as raw materials, and the material sources are renewable and meet the requirement of sustainable development.
4. The invention does not use plasticizer in the production process, and can be recycled through physical and chemical thermal cracking, catalytic cracking and the like.
5. The ventilation effect of the surface layer of the bio-based TPU furniture leather is controlled by controlling the coating thickness, the pressing composite pressure of the calendaring film and the foaming layer is controlled to be 0.8-1.5MPa, and the structure of the foam holes is influenced if the pressure is too large.
Detailed Description
The invention will be further described with reference to specific examples for better illustrating the objects, technical solutions and advantages of the invention. This invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the invention to those skilled in the art, and the present invention will only be defined by the appended claims.
The invention provides ecological environment-friendly bio-based TPU furniture leather which comprises a surface layer, a foaming layer and a bottom cloth layer which are sequentially attached from outside to inside, wherein the surface layer, the surface layer and the foaming layer are shown in the following table 1 in parts by weight.
TABLE 1 surface layer, foam layer composition Table
Wherein the surface layer TPU particles are aliphatic and polyether type TPU with 30-70% of bio-based content and 60-100A of Shore hardness. The physical properties of the surface layer are high, and the TPU particles of the surface layer and the auxiliary agent cooperate to achieve high physical properties.
The foaming layer TPU particles are a bio-based TPU with the bio-based content of 40-70 percent and the Shore hardness of 60-90A,for example:ECO 12T85. The foamed layer needs to take into account its bondability, so such TPU is selected.
The filler is one or more than two of extinction powder, aluminum hydroxide, aluminum oxide, magnesium hydroxide, zinc borate, aluminum silicate, magnesium carbonate, glass beads, white carbon black, organic silicon resin micropowder, silicon dioxide, calcium carbonate or magnesium oxide.
The defoamer is a silicone defoamer, for example: BYK-023, BYK-055, BYK-077, BYK-072, SC 129, etc.
The crosslinking agent is a water-dispersible polyisocyanate crosslinking agent.
The leveling agent is an organosilicon modified polyether type water-based leveling agent, such as: BYK-346, BYK-348, etc.
The halogen-free flame retardant can be selected from flame retardants such as FR-813 and the like, and is slightly soluble or insoluble in water.
The aqueous flame retardant can be selected from MT-2153 and the like, and is easy to stir and disperse.
The ultraviolet resistant additive can be UV-431, 329, 531, etc.
The organosilicon wear-resistant handfeel agent can be selected from organosilicon wear-resistant handfeel agents such as Silok 51H, C-4801 and the like.
The color paste is a bio-based color paste prepared from nonionic bio-based polyether dispersant DP220 and the like.
The color master batch is a bio-based degradable PBAT color master batch, can be added in a surface layer or a foaming layer, and the dosage is determined according to the thickness of the product, the coloring strength of the pigment and the required chromaticity.
The aqueous polyurethane is a polyether type aqueous polyurethane resin with the aliphatic solid content of 30-40%.
The foaming agent can be TPU foaming agent such as Y-230D, HYDROCEROL.
In addition, the base fabric layer is non-woven fabric base fabric, is formed by mixing and processing biological fibers and biological Polyester (PTT) fibers, and has renewable raw material sources. The biological fiber is extracted from trees, hemp, coconut shells, bamboo, casein, silk and the like; the bio-based Polyester (PTT) fiber is prepared by taking green plants as raw materials and performing microbial fermentation and spinning.
Impregnating the base fabric: the non-woven fabric base cloth is subjected to flame-retardant and antibacterial treatment, and the specific process is as follows: and (3) immersing the non-woven fabric base cloth in the flame-retardant antibacterial resin slurry, taking out, rolling to dry, repeating twice, and drying and shaping to obtain the non-woven fabric base cloth coated with the water-based flame-retardant antibacterial resin, wherein the thickness of the non-woven fabric base cloth is more than 1.5mm, and the rolling residual rate is controlled to be 10-300%.
The flame retardant in the flame-retardant antibacterial resin slurry is a bio-based intumescent flame retardant, the resin is bio-based waterborne polyurethane modified resin, and a certain amount of bio-based mildew-proof antibacterial agent is added into the slurry. The bio-based aqueous polyurethane modified resin is bio-based isocyanate and is prepared by polycondensation reaction of bio-based polyol and silicon-containing modified polyether polyol.
The bio-based intumescent flame retardant can be lignin, starch, cellulose, chitosan, cyclodextrin and other bio-based char forming agents.
The raw materials of the bio-based mildew-proof antibacterial agent are chitosan, nisin, cinnamon essential oil, clove essential oil, citric acid, epsilon-polylysine, lysozyme and the like.
The invention also provides a preparation method of the ecological environment-friendly bio-based TPU furniture leather, which comprises the following steps:
and (1) preparing a base fabric layer, and preparing the base fabric layer according to the method.
And (2) uniformly mixing TPU particles, filler and foaming agent in a single screw extruder, carrying out melt extrusion at 145-190 ℃, and carrying out roller coating on the bottom coating layer to obtain the foaming layer. The thickness range is 0.5-5mm.
And (3) putting TPU particles, a filler, a halogen-free flame retardant, a light-resistant and ultraviolet-resistant additive, an organosilicon wear-resistant handfeel agent and masterbatch into an internal mixer, uniformly mixing, calendaring at 240 ℃ through a calendar to obtain a surface layer with the thickness range of 0.1-2mm, and laminating and compounding the surface layer with the foaming layer in the step (2).
And (4) uniformly mixing the aqueous polyurethane, the cross-linking agent, the flatting agent, the defoamer, the aqueous flame retardant, the ultraviolet-resistant additive and the color paste to obtain aqueous PU slurry, uniformly mixing the aqueous PU slurry, coating the aqueous PU slurry on a surface layer of the synthetic leather, controlling the thickness to be about 0.1mm, and drying at 150 ℃ to form a surface layer.
And (5) carrying out post-treatment such as printing, embossing or pattern suction on the bio-based TPU furniture leather to obtain a plump textured product.
And (6) carrying out physical property test on the prepared bio-based TPU furniture leather to evaluate whether the product requirement is met.
The bio-based TPU furniture leather is prepared by the preparation method of the invention, and the finished product is subjected to performance test, and the test results are shown in Table 2.
Table 2 results of bio-based TPU furniture leather performance test
Test item | Test results |
Folding endurance | More than or equal to 50000 times |
Wear resistance | Not less than 1000 turns |
Tear load | ≥20 |
Stain resistant | No oil shrinkage, dry cloth wiping and no trace |
Hydrolysis resistance | Preferably, it is |
Tensile load N-3cm | ≥250 |
Peel load N/3cm | ≥100 |
UV/ultraviolet resistance | Grade 3 or more |
Flame retardancy | ≤100mm/min |
VOC | Single substance<1ug/m 3 Total content of<5ug/m 3 |
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. Ecological environment-friendly bio-based TPU furniture leather comprises a surface layer, a foaming layer and a bottom cloth layer which are sequentially attached from outside to inside, and is characterized in that:
the surface layer is prepared from the following components in parts by weight: 100 parts of waterborne polyurethane, 1-10 parts of cross-linking agent, 0.1-1 part of leveling agent, 0.1-1 part of defoamer, 0.1-10 parts of waterborne flame retardant, 0.1-5 parts of ultraviolet resistant additive and 0-10 parts of color paste;
the surface layer is prepared from the following components in parts by weight: 100 parts of surface layer TPU particles, 5-40 parts of filler, 1-30 parts of halogen-free flame retardant, 0.1-10 parts of ultraviolet resistant additive, 0.1-10 parts of organosilicon wear-resistant handfeel agent and 0-10 parts of color master batch;
the foaming layer is prepared from the following components in parts by weight: 50-100 parts of foaming layer TPU particles, 0-30 parts of filler and 0.01-5 parts of foaming agent.
2. The TPU furniture leather according to claim 1, characterized by: the base fabric layer is a non-woven fabric base fabric, and the non-woven fabric base fabric is formed by mixing and processing biological fibers and PTT fibers;
the non-woven fabric base cloth is subjected to flame-retardant and antibacterial treatment after being manufactured, and the specific process is as follows: and (3) dipping the non-woven fabric base cloth into the flame-retardant antibacterial resin slurry, taking out, rolling to dry, repeating the steps twice, and drying and shaping to obtain the non-woven fabric base cloth coated with the water-based flame-retardant antibacterial resin.
3. The TPU furniture leather according to claim 2, characterized by: the thickness of the non-woven fabric base cloth coated with the water-based flame-retardant antibacterial resin is more than 1.5mm, and the rolling surplus rate is 10-300%.
4. The TPU furniture leather according to claim 1, characterized by: the surface layer TPU particles are aliphatic polyether type TPU with 30-70wt% of bio-based content and 60-100A of Shore hardness;
the foaming layer TPU particles are bio-based TPU with the bio-based content of 40-70% and the Shore hardness of 60-90A;
the defoaming agent is an organosilicon defoaming agent;
the cross-linking agent is a water-dispersible polyisocyanate cross-linking agent;
the leveling agent is an organosilicon modified polyether type water-based leveling agent.
5. A process for the preparation of TPU furniture leather as defined in any one of claims 1 to 4, characterized in that: the method comprises the following steps:
uniformly mixing the TPU particles, the filler and the foaming agent of the foaming layer in a single screw extruder, carrying out melt extrusion at 145-190 ℃, and carrying out roller coating on the base cloth layer to obtain the foaming layer;
step (2), putting the surface layer TPU particles, the filler, the halogen-free flame retardant, the ultraviolet-resistant additive, the organosilicon wear-resistant handfeel agent and the masterbatch into an internal mixer, uniformly mixing, and calendaring at 240 ℃ through a calendar to obtain the surface layer, and laminating and compounding the surface layer with the foaming layer in the step (1);
and (3) uniformly mixing the aqueous polyurethane, the cross-linking agent, the flatting agent, the defoamer, the aqueous flame retardant, the ultraviolet-resistant additive and the color paste to obtain aqueous PU slurry, coating the aqueous PU slurry on the surface layer in the step (2), and drying at 150 ℃ to form the surface layer to obtain the TPU furniture leather.
6. The method of manufacturing according to claim 5, wherein: the method further comprises a step (4) of carrying out post-treatment of printing, embossing or pattern suction on the TPU furniture leather prepared in the step (3) to obtain a product with patterns.
7. The method of manufacturing according to claim 5, wherein: the thickness of the surface layer is 0.01-0.1mm, the thickness of the surface layer is 0.1-2mm, and the thickness of the foaming layer is 0.5-5mm.
8. The method of manufacturing according to claim 5, wherein: in the step (3), the coating thickness of the aqueous PU slurry is controlled to be about 0.1mm, and the ventilation effect of the TPU furniture leather is controlled by controlling the coating thickness.
9. The method of manufacturing according to claim 5, wherein: the TPU granules of the foaming layer in the step (1) and the TPU granules of the surface layer in the step (2) are subjected to dehumidification drying treatment before being mixed with other components, so that the water content of the TPU granules is less than 0.05%, and are subjected to drying treatment after being mixed with other components, wherein the temperature is 80-120 ℃ and the time is 1-3h.
10. The method of manufacturing according to claim 5, wherein: and (3) annealing the TPU furniture leather prepared in the step (3) at 80-110 ℃ for 24h for shaping.
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