CN104497834A - Water-based leather matting and patching paste and preparation method thereof - Google Patents
Water-based leather matting and patching paste and preparation method thereof Download PDFInfo
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- CN104497834A CN104497834A CN201410753315.3A CN201410753315A CN104497834A CN 104497834 A CN104497834 A CN 104497834A CN 201410753315 A CN201410753315 A CN 201410753315A CN 104497834 A CN104497834 A CN 104497834A
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- water
- flatting
- based leather
- parts
- repairing paste
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000010985 leather Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 56
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 28
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 21
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000839 emulsion Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 18
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 18
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004814 polyurethane Substances 0.000 claims abstract description 17
- 229920002635 polyurethane Polymers 0.000 claims abstract description 17
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims abstract description 16
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims abstract description 14
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 14
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims abstract description 14
- 239000000080 wetting agent Substances 0.000 claims abstract description 8
- 239000002562 thickening agent Substances 0.000 claims abstract description 3
- 239000006185 dispersion Substances 0.000 claims description 13
- 229960001866 silicon dioxide Drugs 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000013530 defoamer Substances 0.000 claims description 11
- 230000008719 thickening Effects 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- -1 polytetramethylene Polymers 0.000 claims description 8
- 235000010215 titanium dioxide Nutrition 0.000 claims description 8
- 238000004581 coalescence Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 5
- 239000005058 Isophorone diisocyanate Substances 0.000 claims description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 4
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 4
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims description 4
- 229960002887 deanol Drugs 0.000 claims description 4
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- 239000012895 dilution Substances 0.000 claims description 4
- 238000010790 dilution Methods 0.000 claims description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 229940023462 paste product Drugs 0.000 claims description 4
- 229920001451 polypropylene glycol Polymers 0.000 claims description 4
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- 230000002209 hydrophobic effect Effects 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 230000008961 swelling Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 230000035699 permeability Effects 0.000 abstract description 3
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 230000008033 biological extinction Effects 0.000 abstract 1
- 239000012975 dibutyltin dilaurate Substances 0.000 abstract 1
- 238000010409 ironing Methods 0.000 abstract 1
- 239000003002 pH adjusting agent Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 5
- 238000005498 polishing Methods 0.000 description 5
- 239000012752 auxiliary agent Substances 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical group NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 1
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 1
- 239000008108 microcrystalline cellulose Substances 0.000 description 1
- 229940016286 microcrystalline cellulose Drugs 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- C09D175/08—Polyurethanes from polyethers
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C11/00—Surface finishing of leather
- C14C11/003—Surface finishing of leather using macromolecular compounds
- C14C11/006—Surface finishing of leather using macromolecular compounds using polymeric products of isocyanates (or isothiocyanates) with compounds having active hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a water-based leather matting and patching paste and a preparation method thereof. The water-based leather matting and patching paste is prepared from the following raw materials in parts by weight: 150-200 parts of a waterborne polyurethane emulsion, 8-15 parts of sodium dodecyl benzene sulfonate, 11-17 parts of dibutyltin dilaurate, 5-8 parts of silicon dioxide extinction powder, 1-2 parts of titanium dioxide, 1-2 parts of kaolin, 1-6 parts of talcum powder, 1-2 parts of a coalescing agent, 0.3-1 part of a wetting agent, 0.3-1 part of a flatting agent, 0.15-0.35 part of an antifoaming agent, 0.6-1 part of a pH modifier, 2.1-3 parts of a thickener and 50-70 parts of water. The patching paste is high in bonding strength with leather, ironing-resistant, good in dry/wet rubbing fastness, good in lighting fastness and good in water permeability.
Description
Technical field
The invention belongs to coating material production technical field, be specifically related to a kind of water-based leather flatting repairing paste and preparation method thereof.
Background technology
Urethane is the abbreviation of polyurethane(s), feature is the polymkeric substance being described as " can cut out " on high molecular main chain containing the carbamate structures unit-NHCOO---urethane repeated, aqueous polyurethane is that urethane is dissolved or dispersed in the binary colloidal system formed in water, and aqueous polyurethane emulsion is widely used in leather finish.And the water-based leather flatting repairing paste of emulsion has more following feature based on aqueous polyurethane: (1) with auxiliary agents such as pigment pastes, there is good compatibleness.(2) high with the cohesive strength of leather, ageing-resistant, fast light, water-fast, Bearable dry and wet wipe is cold-resistant heat-resisting.(3) mend wound fill after leather polishing nature, delustring is suitable for, and does not plentifully subside, resistance to polishing, resistance to flatiron, resistance to polishing.(4) stable storing never degenerates.
The CN102321429A applied for before the applicant discloses a kind of water-based leather flatting repairing paste, and its feed composition proportioning is: aqueous polyurethane emulsion 150-200 part, lignocellulose 3-5 part, Microcrystalline Cellulose 3-5 part, organic elastomer flatting silica 1-3 part, titanium dioxide 1-2 part, kaolin 1-2 part, talcum powder 1-6 part, film coalescence aid 1-2 part, wetting agent 0.3-1 part, flow agent 0.3-1 part, defoamer 0.15-0.35 part, pH value conditioning agent 0.6-1 part, thickening material 2.1-3 part, water 50-70 part.But it is poor that the water-based leather treatment existed in prior art also exists with leather cohesive strength, not resistance to flatiron, dry/wet rubbing colour fastness, resistance to rayed fastness, the problems such as water-permeable.
Summary of the invention
For the above-mentioned problems in the prior art, a kind of water-based leather flatting repairing paste that the object of this invention is to provide and preparation method thereof, to solve the poor with leather cohesive strength of existing middle existence, not resistance to flatiron, dry/wet rubbing colour fastness, resistance to rayed fastness, the problems such as water-permeable.
The technical solution adopted for the present invention to solve the technical problems is the basic emulsion using aqueous polyurethane emulsion as delustring repairing paste, with silicon-dioxide flatting silica, aggregate based on titanium dioxide etc., then add other auxiliary agent through high speed dispersion grinding form.
Its feed composition proportioning is: aqueous polyurethane emulsion 150-200 part, Sodium dodecylbenzene sulfonate 8-15 part, dibutyl tin laurate 11-17 part, silicon-dioxide flatting silica 5-8 part, titanium dioxide 1-2 part, kaolin 1-2 part, talcum powder 1-6 part, film coalescence aid 1-2 part, wetting agent 0.3-1 part, flow agent 0.3-1 part, defoamer 0.15-0.35 part, pH value conditioning agent 0.6-1 part, thickening material 2.1-3 part, water 50-70 part.
Described polyaminoester emulsion is any one of polytetramethylene ether diol and IPDI type polyurethane emulsion or polyoxypropyleneglycol and MDI type polyurethane emulsion.
Described titanium dioxide is Rutile type Titanium Dioxide, and its content of titanium dioxide is greater than 98%.
Described kaolin is calcinated type kaolin, and its order number is 4000 orders.
Described talcum powder order number is the transparent talcum powder of 1250 object.
Described film coalescence aid is N-Methyl pyrrolidone, methyl phenylate, the combination of a kind of in butyl or any two kinds.
Described wetting agent is alkyl polyoxyethylene ether solution.
Described flow agent is a kind of flow agent of Siloxane-Oxyalkylene Copolymers.
Described defoamer is a kind of containing the organosilyl polysiloxane-polyether copolymer of gas phase.
Described pH value conditioning agent is the one in dimethylaminoethanol or triethylamine.
Described thickening material is the combination of Natvosol and the swelling acrylic thickener of hydrophobic base.
Described water is deionized water.
Its preparation method is as follows:
1, mixture: the polyaminoester emulsion of metering is added in dispersion tank and just add film coalescence aid, wetting agent, flow agent, defoamer continuation stirring 10-15 minute 400-500 rev/min of following stirring.
2, dilute: in another container, add the dilute with water dissolving at leisure of Sodium dodecylbenzene sulfonate, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder.
3, disperse, grind: the Sodium dodecylbenzene sulfonate of dilution dissolving, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder are dropped in dispersion tank and improve rotating speed to 700-800 rev/min of blending dispersion 20-30 minute, then rotating speed is risen to 800-1000 rev/min, add thickening material again and stir 15-30 minute, finally by milling apparatus grinding packaging, obtain water-based leather flatting repairing paste product.
Positively effect of the present invention is that repairing paste can have good compatibleness with the auxiliary agent such as pigment paste, with leather cohesive strength chamber, and resistance to flatiron, dry/wet rubbing colour fastness is good, and resistance to rayed fastness is good, good water permeability.Ensure the leather polishing nature after mending wound fills, delustring is suitable for, and does not plentifully subside, resistance to polishing, dry/wet rubbing colour fastness is good, and resistance to rayed fastness is good, the requirement of good water permeability and repairing paste stability in storage is good, the point that can be widely used in all kinds of leather is mended and big area is mended and hindered.
Embodiment
Below in conjunction with the embodiment of the application, the technical scheme of the application is described in detail, but following embodiment is only understand the present invention, and the application can not be limited, embodiment in the application and the feature in embodiment can combine mutually, and the multitude of different ways that the application can be defined by the claims and cover is implemented.
Embodiment 1
Formula
Its feed composition proportioning is: polytetramethylene ether diol and IPDI type polyurethane emulsion 150kg, Sodium dodecylbenzene sulfonate 8kg, dibutyl tin laurate 11kg, silicon-dioxide flatting silica 5kg, Rutile type Titanium Dioxide 1kg, calcinated type kaolin 1kg, talcum powder order number is the transparent talcum powder 1kg of 1250 object, N-Methyl pyrrolidone 1kg, alkyl polyoxyethylene ether solution 0.3kg, flow agent 0.3kg, defoamer 0.15kg, dimethylaminoethanol 0.6kg, thickening material 2.1kg, deionized water 50kg.
Its preparation method is as follows:
1, mixture: the polytetramethylene ether diol of metering and IPDI type polyurethane emulsion are added in dispersion tank and just add N-Methyl pyrrolidone 400 revs/min of following stirrings, alkyl polyoxyethylene ether solution, flow agent, defoamer continue stirring 10 minutes.
2, dilute: in another container, add the dilute with water dissolving at leisure of Sodium dodecylbenzene sulfonate, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder.
3, disperse, grind: the Sodium dodecylbenzene sulfonate of dilution dissolving, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder are dropped in dispersion tank and improve rotating speed to 700 rev/min blending dispersion 20 minutes, then rotating speed is risen to 800 revs/min, add thickening material again and stir 15 minutes, finally by milling apparatus grinding packaging, obtain water-based leather flatting repairing paste product.
Embodiment 2
Formula
Its feed composition proportioning is: polyoxypropyleneglycol and MDI type polyurethane emulsion 200kg, Sodium dodecylbenzene sulfonate 15kg, dibutyl tin laurate 17kg, silicon-dioxide flatting silica 7kg, Rutile type Titanium Dioxide 1kg, calcinated type kaolin 2kg, talcum powder order number is the transparent talcum powder 5kg of 1250 object, butyl 2kg, alkyl polyoxyethylene ether solution 0.3kg, flow agent 0.3kg, defoamer 0.15kg, dimethylaminoethanol 0.6kg, thickening material 2.1kg, deionized water 60kg.
Its preparation method is as follows:
1, mixture: the polyoxypropyleneglycol of metering and MDI type polyurethane emulsion are added in dispersion tank and just add butyl 500 revs/min of following stirrings, alkyl polyoxyethylene ether solution, flow agent, defoamer continue stirring 15 minutes.
2, dilute: in another container, add the dilute with water dissolving at leisure of Sodium dodecylbenzene sulfonate, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder.
3, disperse, grind: the Sodium dodecylbenzene sulfonate of dilution dissolving, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder are dropped in dispersion tank and improve rotating speed to 800 rev/min blending dispersion 30 minutes, then rotating speed is risen to 1000 revs/min, add thickening material again and stir 15 minutes, finally by milling apparatus grinding packaging, obtain water-based leather flatting repairing paste product.
Comparative example 1
Do not use Sodium dodecylbenzene sulfonate, all the other are identical with embodiment 1
Comparative example 2
Do not use dibutyl tin laurate, all the other are identical with embodiment 1
Comparative example 3
Dibutyl tin laurate 10kg, all the other are identical with embodiment 1
Comparative example 4
Dibutyl tin laurate 20kg, all the other are identical with embodiment 1
The water-based leather flatting repairing paste obtained to embodiment 1-2 and comparative example 1-4 carries out performance test, and data are as follows:
These are only the preferred embodiments of the present invention, be not limited to the present invention, to those skilled in the art, the present invention can have various change and conversion.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a water-based leather flatting repairing paste, it is characterized in that, its feed composition proportioning is following weight part: aqueous polyurethane emulsion 150-200 part, Sodium dodecylbenzene sulfonate 8-15 part, dibutyl tin laurate 11-17 part, silicon-dioxide flatting silica 5-8 part, titanium dioxide 1-2 part, kaolin 1-2 part, talcum powder 1-6 part, film coalescence aid 1-2 part, wetting agent 0.3-1 part, flow agent 0.3-1 part, defoamer 0.15-0.35 part, pH value conditioning agent 0.6-1 part, thickening material 2.1-3 part, water 50-70 part.
2. water-based leather flatting repairing paste according to claim 1, is characterized in that, described polyaminoester emulsion is any one of polytetramethylene ether diol and IPDI type polyurethane emulsion or polyoxypropyleneglycol and MDI type polyurethane emulsion.
3. water-based leather flatting repairing paste according to claim 1, is characterized in that, described titanium dioxide is Rutile type Titanium Dioxide, and its content of titanium dioxide is greater than 98%.
4. water-based leather flatting repairing paste according to claim 1, is characterized in that, described kaolin is calcinated type kaolin, and its order number is 4000 orders.
5. water-based leather flatting repairing paste according to claim 1, is characterized in that, described talcum powder order number is the transparent talcum powder of 1250 object.
6. water-based leather flatting repairing paste according to claim 1, is characterized in that, described film coalescence aid is N-Methyl pyrrolidone, methyl phenylate, the combination of a kind of in butyl or any two kinds.
7. water-based leather flatting repairing paste according to claim 1, is characterized in that, described wetting agent is alkyl polyoxyethylene ether solution; Described flow agent is a kind of flow agent of Siloxane-Oxyalkylene Copolymers; Described defoamer is a kind of containing the organosilyl polysiloxane-polyether copolymer of gas phase.
8. water-based leather flatting repairing paste according to claim 1, is characterized in that, described pH value regulator is the one in dimethylaminoethanol or triethylamine.
9. water-based leather flatting repairing paste according to claim 1, is characterized in that, described thickening material is the combination of Natvosol and the swelling acrylic thickener of hydrophobic base; Described water is deionized water.
10. prepare one of them the method for water-based leather flatting repairing paste of claim 1-9, it is characterized in that comprising the following steps:
(1) mixture: the polyaminoester emulsion of metering is added in dispersion tank and just add film coalescence aid, wetting agent, flow agent, defoamer continuation stirring 10-15 minute 400-500 rev/min of following stirring;
(2) dilute: in another container, add the dilute with water dissolving at leisure of Sodium dodecylbenzene sulfonate, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder;
(3) disperse, grind: the Sodium dodecylbenzene sulfonate of dilution dissolving, dibutyl tin laurate, silicon-dioxide flatting silica, titanium dioxide, kaolin, talcum powder are dropped in dispersion tank and improve rotating speed to 700-800 rev/min of blending dispersion 20-30 minute, then rotating speed is risen to 800-1000 rev/min, add thickening material again and stir 15-30 minute, finally by milling apparatus grinding packaging, obtain water-based leather flatting repairing paste product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410753315.3A CN104497834A (en) | 2014-12-10 | 2014-12-10 | Water-based leather matting and patching paste and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410753315.3A CN104497834A (en) | 2014-12-10 | 2014-12-10 | Water-based leather matting and patching paste and preparation method thereof |
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| CN104497834A true CN104497834A (en) | 2015-04-08 |
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| CN201410753315.3A Pending CN104497834A (en) | 2014-12-10 | 2014-12-10 | Water-based leather matting and patching paste and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106519133A (en) * | 2016-11-10 | 2017-03-22 | 万华化学集团股份有限公司 | Sulfonic acid type waterborne polyurethane-acrylate self extinction resin and preparation method and application thereof |
| CN107118681A (en) * | 2017-06-04 | 2017-09-01 | 吴龙秀 | A kind of delustring inorganic agent of the leather surface of aqueous, environmental protective |
| CN107974157A (en) * | 2017-12-12 | 2018-05-01 | 广州市麦吉高分子材料有限公司 | Leather roller mends the formula and preparation method of repairing paste |
| CN113549187A (en) * | 2021-08-06 | 2021-10-26 | 扬州工业职业技术学院 | A kind of water-based polyurethane for superfiber leather and preparation method thereof |
| CN113969109A (en) * | 2021-11-04 | 2022-01-25 | 上海金狮化工有限公司 | Leather polishing and repairing paste and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5264242A (en) * | 1992-02-19 | 1993-11-23 | Speer Lawrence L | Method and composition for recoloring worn leather and leather-like consumer products such as shoes |
| CN102321429A (en) * | 2011-08-29 | 2012-01-18 | 山东天庆科技发展有限公司 | Preparation method of water leather matting and mending paste |
| CN102533079A (en) * | 2011-12-08 | 2012-07-04 | 浙江深蓝轻纺科技有限公司 | Extinction-type water-based polyurethane finishing agent used for synthetic leather |
| CN103614062A (en) * | 2013-11-26 | 2014-03-05 | 上海九元石油化工有限公司 | Environment-friendly coating for leather surface finishing and preparation method thereof |
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| CN106519133A (en) * | 2016-11-10 | 2017-03-22 | 万华化学集团股份有限公司 | Sulfonic acid type waterborne polyurethane-acrylate self extinction resin and preparation method and application thereof |
| CN107118681A (en) * | 2017-06-04 | 2017-09-01 | 吴龙秀 | A kind of delustring inorganic agent of the leather surface of aqueous, environmental protective |
| CN107974157A (en) * | 2017-12-12 | 2018-05-01 | 广州市麦吉高分子材料有限公司 | Leather roller mends the formula and preparation method of repairing paste |
| CN113549187A (en) * | 2021-08-06 | 2021-10-26 | 扬州工业职业技术学院 | A kind of water-based polyurethane for superfiber leather and preparation method thereof |
| CN113969109A (en) * | 2021-11-04 | 2022-01-25 | 上海金狮化工有限公司 | Leather polishing and repairing paste and preparation method and application thereof |
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