CN103468068B - Aqueous elastic fluorine carbon building coating covering large crackle and its preparation method and application - Google Patents
Aqueous elastic fluorine carbon building coating covering large crackle and its preparation method and application Download PDFInfo
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- CN103468068B CN103468068B CN201310192643.6A CN201310192643A CN103468068B CN 103468068 B CN103468068 B CN 103468068B CN 201310192643 A CN201310192643 A CN 201310192643A CN 103468068 B CN103468068 B CN 103468068B
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- 239000011248 coating agent Substances 0.000 title claims abstract description 60
- 238000000576 coating method Methods 0.000 title claims abstract description 60
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical compound [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 208000037656 Respiratory Sounds Diseases 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000009736 wetting Methods 0.000 claims abstract description 39
- 239000002270 dispersing agent Substances 0.000 claims abstract description 38
- 239000013530 defoamer Substances 0.000 claims abstract description 37
- 239000000945 filler Substances 0.000 claims abstract description 26
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 26
- 239000011707 mineral Substances 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 25
- 230000008719 thickening Effects 0.000 claims abstract description 21
- 238000004581 coalescence Methods 0.000 claims abstract description 17
- 239000000839 emulsion Substances 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 239000000243 solution Substances 0.000 claims description 32
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 16
- 239000008367 deionised water Substances 0.000 claims description 14
- 229910021641 deionized water Inorganic materials 0.000 claims description 14
- 239000002002 slurry Substances 0.000 claims description 14
- 239000005995 Aluminium silicate Substances 0.000 claims description 12
- 235000012211 aluminium silicate Nutrition 0.000 claims description 12
- 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 description 12
- 239000000843 powder Substances 0.000 claims description 12
- 239000003365 glass fiber Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 239000012855 volatile organic compound Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical group CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 238000004090 dissolution Methods 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 5
- 238000011109 contamination Methods 0.000 claims description 4
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 230000004048 modification Effects 0.000 claims description 4
- DAFHKNAQFPVRKR-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylpropanoate Chemical compound CC(C)C(O)C(C)(C)COC(=O)C(C)C DAFHKNAQFPVRKR-UHFFFAOYSA-N 0.000 claims description 3
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical compound CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 235000010215 titanium dioxide Nutrition 0.000 claims description 3
- 239000004480 active ingredient Substances 0.000 claims description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 2
- 239000003139 biocide Substances 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims description 2
- MGIYRDNGCNKGJU-UHFFFAOYSA-N isothiazolinone Chemical group O=C1C=CSN1 MGIYRDNGCNKGJU-UHFFFAOYSA-N 0.000 claims description 2
- -1 poly carboxylic acid amine salt Chemical class 0.000 claims description 2
- 239000005871 repellent Substances 0.000 claims description 2
- 230000002940 repellent Effects 0.000 claims description 2
- 235000019600 saltiness Nutrition 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 description 10
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000049 pigment Substances 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- OVSKIKFHRZPJSS-UHFFFAOYSA-N 2,4-D Chemical group OC(=O)COC1=CC=C(Cl)C=C1Cl OVSKIKFHRZPJSS-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- FZERHIULMFGESH-UHFFFAOYSA-N N-phenylacetamide Chemical compound CC(=O)NC1=CC=CC=C1 FZERHIULMFGESH-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000003317 industrial substance Substances 0.000 description 2
- 239000010977 jade Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 206010067482 No adverse event Diseases 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- YLGXILFCIXHCMC-JHGZEJCSSA-N methyl cellulose Chemical compound COC1C(OC)C(OC)C(COC)O[C@H]1O[C@H]1C(OC)C(OC)C(OC)OC1COC YLGXILFCIXHCMC-JHGZEJCSSA-N 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
- 230000000176 photostabilization Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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- Paints Or Removers (AREA)
Abstract
The invention discloses aqueous elastic fluorine carbon building coating covering large crackle and its preparation method and application.The composition of raw materials of this aqueous elastic fluorine carbon building coating comprises the component of following mass percent: aqueous elastic fluorine carbon emulsion 30.0 ~ 60.2%, Natvosol 2.0 ~ 3.0%, mineral dye 7.0 ~ 14.0%, filler 10.0 ~ 35.0%, collegen filament 5.0 ~ 7.0%, fiberglas chopped strand 1.1 ~ 1.8%, wetting dispersing agent 1.1 ~ 3.2%, multifunctional assistant 0.4 ~ 1.2%, defoamer 0.3 ~ 0.5%, sterilant 0.3 ~ 4.2%, thickening material 0.2 ~ 3.2%, film coalescence aid 0.8 ~ 1.2%, frostproofer 1.6 ~ 7.0% and water 10.0 ~ 25.0%.Aqueous elastic fluorine carbon building coating of the present invention can cover building wall 4mm and above crackle, and safety and environmental protection.
Description
Technical field
The present invention relates to paint field, particularly relate to aqueous elastic fluorine carbon building coating covering large crackle and its preparation method and application.
Background technology
Modern building matrix material can produce fine cracks because it shrinks after the drying, produces great potential safety hazard to supervision of construction.Skin is also because suffering cold in winter and hot in summer and crack that is that produce throughout the year, and integral sinking appears in the lengthening buildings simultaneously with working life, and the cracking of building masonry wall can be more and more serious, have a strong impact on facade quality.Although existing elastic building paint product can make up fine cracks on market ,≤the fine cracks of 0.4mm generally can only be covered.Simultaneously along with the lengthening of the time of buildings working life, and the environment more severe (as irresistible geologic hazard etc.) residing for buildings, crackle has the trend of increase, and when crackle is more than 4mm, current commercially available elastic building paint product cannot cover this type of large crackle.How to cover this type of large crackle that construction wall occurs, meet requirement working life of Building Design, keep decorating building effect, reduce and reprocess cost, become the problem that those skilled in the art urgently need to solve.
Summary of the invention
Technical problem solved by the invention is can not cover to overcome existing building coating the defect being greater than 4mm crackle, provides a kind of aqueous elastic fluorine carbon building coating covering large crackle and its preparation method and application.Aqueous elastic fluorine carbon building coating of the present invention has the crackle solving more than the 4mm occurred in buildings sinking watching, covers the function of building wall 4mm and above crackle; This aqueous elastic fluorine carbon building coating is used in newly-built decorating outer wall of building, occurs cracking, meets buildings requirement working life, reduce and reprocess cost, have very wide market outlook after can preventing decorating building.
The present invention solves the problems of the technologies described above by the following technical programs:
The invention provides the aqueous elastic fluorine carbon building coating covering large crackle, its composition of raw materials comprises the component of following mass percent: aqueous elastic fluorine carbon emulsion 30.0 ~ 60.2%, Natvosol 2.0 ~ 3.0%, mineral dye 7.0 ~ 14.0%, filler 10.0 ~ 35.0%, collegen filament 5.0 ~ 7.0%, fiberglas chopped strand 1.1 ~ 1.8%, wetting dispersing agent 1.1 ~ 3.2%, multifunctional assistant 0.4 ~ 1.2%, defoamer 0.3 ~ 0.5%, sterilant 0.3 ~ 4.2%, thickening material 0.2 ~ 3.2%, film coalescence aid 0.8 ~ 1.2%, frostproofer 1.6 ~ 7.0% and water 10.0 ~ 25.0%,
Wherein, described aqueous elastic fluorine carbon emulsion meets following index: elongation at break >=350% under standard state, dynamic splitting resistance >=0.3mm, contamination resistance≤10%, Oil repellent >=6%, sticking power≤0 grade, by 168h water resistance test (testing method is GB/T1733-1993), VOC(volatile organic compounds) content≤15g/L, solid content 50% ± 2%, second-order transition temperature≤-10 DEG C.
Wherein, described Natvosol can be the Natvosol that this area routine uses, described Natvosol preferably meets following index: active ingredient >=87%, water-insoluble≤0.5%, ash content≤5%, water content≤6%, saltiness≤5%, granule content >=95% of below 0.18mm, and the viscosity of the 2wt% aqueous solution≤100000mPas(testing method: 23 ± 0.5 DEG C use the test of GradeH viscometer).
Wherein, described mineral dye can be weathering resistance that this area routine uses and reaches 5 grades and photostabilization reaches the mineral dye of 7 grades, can select kind and the color of mineral dye according to this area ordinary method.Described mineral dye is preferably one or more in rutile titanium white, iron oxide yellow and red iron oxide.
Wherein, described filler can be the filler that this area routine uses, and generally its oil number is less than 75g/100g, easily disperses, and has anti-powdering, not free settling.Described filler is preferably one or more in sericite in powder, kaolin and water-ground limestone.Described sericite in powder is preferably wet method sericite in powder, is more preferably the GA-4 wet method sericite in powder of the production of Chuzhou Ge Rui mining industry company limited.Described kaolinic order number is preferably 1250 ~ 1500 orders.Described kaolin is preferably one or more in the BMV60 calcined kaolin produced of MXK201 calcined kaolin, MXK301 calcined kaolin and Guangdong Bang Le industrial chemicals company limited that Meng Xigao ridge powder limited-liability company produces.Described water-ground limestone is preferably the CC-1250 water-ground limestone of Fuyang City's match white jade calcium carbonate factory production.
Wherein, white or the faint yellow and free from extraneous odour of described collegen filament general requirement, weight water-intake rate >=300%, viscosity >=1000mPa.s, stretching resistance >=200N.Described collegen filament are preferably one or more in safe happy phenalgin acid biological products company limited of Shenzhen collegen filament, energy-conservation Science and Technology Ltd. of section produces in Langfang City collegen filament and the collegen filament that Guan Ya bio tech ltd, Qingdao produces produced.
Wherein, described fiberglas chopped strand is preferably for length is the glass fibre of 8 ~ 12mm.Described glass fibre preferably meets following index: diameter 0.030mm, alkali metal oxide content≤0.8wt%, water content≤0.2wt%, uniform color, does not affect the spot of use, fluffing, foreign material, wrinkle, mixed group.
Wherein, described wetting dispersing agent can be the wetting dispersing agent that this area routine uses, and it can reduce surface tension, has fabulous wetting and spreading ability, can improve the add-on of pigment and filler and not increase viscosity.Described wetting dispersing agent is preferably poly carboxylic acid amine salt wetting dispersing agent.Described wetting dispersing agent more preferably meets following performance index: the cloud point 27 ~ 30 DEG C of pH value 6 ~ 8, the 1wt% aqueous solution of the 1wt% aqueous solution, and density 1.05 ~ 1.08g/cm
3, described density records 20 DEG C time.Described wetting dispersing agent is one or more in Luo Diya (Rhodia) group the wetting dispersing agent WA200Rhodia, the wetting dispersing agent CF-10 of Dow Chemical and the wetting dispersing agent X-405 that produce best.
Wherein, described multifunctional assistant can be the multifunctional assistant that this area routine uses, and it is generally used for the pH value regulating aqueous elastic fluorine carbon building coating, increases pigment and the moisture dispersibility of filler and the color developing of pigment.Described multifunctional assistant is preferably the multifunctional assistant AMP-95 of Dow Chemical's production.
Wherein, described defoamer can be the defoamer that this area routine uses, and it generally has brokenly bubble property concurrently and presses down bubble property.Described defoamer is preferably modification polymethyl siloxane defoamer.Described modification polymethyl siloxane defoamer preferably meets following performance index: pH value 5 ~ 8, and density 0.89 ~ 0.95g/cm
3, described density records 20 DEG C time.One or more in the BD-405 defoamer that the RH-900 defoamer that described defoamer more preferably provides for Guangzhou Rui He novel material Science and Technology Ltd., DOW Chemical company limited provide and BD-109 defoamer.
Wherein, described sterilant can be the sterilant that this area routine uses, be preferably isothiazolinone biocide agent, it to be stable in water and not to discharge free formaldehyde, and effective to gram positive bacterium, gram negative bacterium, fungi and yeasts height.Described sterilant is more preferably the MIRECIDE-KW/600 sterilant that LAMIRSA Experimental Study College of Spain produces.
Wherein, described thickening material can be the thickening material that this area routine uses, and being preferably association type polyurethanes thickening material, is more preferably thickening material R278.
Wherein, described film coalescence aid can be the film coalescence aid that this area routine uses, and is preferably the film coalescence aid Texanol that Eastman Chemical Co., Ltd. (EASTMAN) produces.
Wherein, described frostproofer can be the frostproofer that this area routine uses, and is preferably propylene glycol and/or ethylene glycol.
Wherein, described water can be this area routine water, is preferably deionized water.
In a better embodiment of the present invention, the aqueous elastic fluorine carbon building coating of the large crackle of described covering, its composition of raw materials comprises the component of following mass percent: described aqueous elastic fluorine carbon emulsion 30.0 ~ 55.9%, described Natvosol 2.0 ~ 3.0%, described mineral dye 7.0 ~ 14.0%, described filler 10.0 ~ 17.0%, described collegen filament 5.0 ~ 7.0%, described fiberglas chopped strand 1.1 ~ 1.8%, described wetting dispersing agent 1.1 ~ 3.2%, described multifunctional assistant 0.6 ~ 1.2%, described defoamer 0.3 ~ 0.5%, described sterilant 0.8 ~ 2.2%, described thickening material 0.2 ~ 3.2%, described film coalescence aid 0.8 ~ 1.2%, described frostproofer 1.6 ~ 7.0% and described water 10.0 ~ 18.4%.
The pH of described aqueous elastic fluorine carbon building coating of the present invention is 8.0 ~ 9.3.
Present invention also offers the preparation method of the aqueous elastic fluorine carbon building coating of the large crackle of a kind of above-mentioned covering, it comprises the steps: the preparation method of the aqueous fluorocarbon coating by this area routine, each component in described composition of raw materials is mixed.
In the present invention, described preparation method preferably carries out in the steps below:
(1) the described water mixed dissolution of described Natvosol and 20.0 ~ 30.0% is obtained solution A; By the described wetting dispersing agent of 50.0 ~ 70.0%, the described multifunctional assistant of 30.0 ~ 50.0% and 30.0 ~ 50.0% described defoamer mix to obtain solution B with described solution A; By described solution B, described mineral dye, described filler and 30 ~ 50% described water mix under room temperature, and be ground to described mineral dye, described filler fineness below 45 μm, obtain slurry C;
(2) under whipped state, remaining described wetting dispersing agent, remaining described multifunctional assistant, remaining described defoamer, described sterilant, described aqueous elastic fluorine carbon emulsion, described collegen filament, described fiberglas chopped strand, described film coalescence aid, described frostproofer, described thickening material and remaining described water is added in described slurry C, mix;
Wherein, per-cent is the mass percent relative to each respective components quality.
In step (1), the method for described mixing and condition are method and the condition of this area routine.Described mixing preferably adopts the mode be uniformly mixed to carry out.Step (1) is more preferably undertaken by following operation: to be uniformly mixed with the rotating speed of 1000 ~ 1200rpm and to dissolve to obtain solution A by the described water of described Natvosol and 20.0 ~ 30.0%; By the described wetting dispersing agent of 50.0 ~ 70.0%, the described multifunctional assistant of 30.0 ~ 50.0% and 30.0 ~ 50.0% described defoamer and described solution A, be uniformly mixed to obtain solution B with the rotating speed of 600 ~ 800rpm; By described solution B, described mineral dye, described filler and 30 ~ 50% the rotating speed of described water with 1200 ~ 1500rpm under room temperature be uniformly mixed, and be ground to described mineral dye, described filler fineness below 45 μm, obtain slurry C; Wherein, per-cent is the mass percent relative to each respective components quality.
In step (2), the condition of described stirring is the condition of this area routine.The rotating speed of described stirring is preferably 600 ~ 800rpm.
In the present invention, described room temperature is the usual definition of this area, refers generally to 5 ~ 40 DEG C.
Large crackle in the present invention refers to 4mm and above crackle.
The aqueous elastic fluorine carbon building coating that present invention also offers the large crackle of above-mentioned covering is covering the application in 4mm and above crackle.
Without prejudice to the field on the basis of common sense, above-mentioned each optimum condition, can arbitrary combination, obtains the preferred embodiments of the invention.
Agents useful for same of the present invention and raw material are all commercially.
Positive progressive effect of the present invention is:
(1) the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention is containing the material to human body and bad environmental such as the organic solvent such as benzene,toluene,xylene and ethylbenzene and free vulcabond.
(2) the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention can adopt conventional service tool and method to use, easy and simple to handle, without the need to specific installation, the alkali resistance of obtained paint film, abrasion resistance, sticking power and contamination resistance, artificial weathering ageing resistance, elongation at break, tensile strength performance are excellent.
(3) volatile organic compounds (being called for short VOC) of the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention is far below National Standards Technical requirement.
(4) the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention is non-dangerous goods, and not having strict fire protection requirement to production, transport, storage, is a kind of environment-friendly type aqueous coating.
(5) preparation method's technique of the present invention is simple, has no adverse effects during production to operator, is suitable for industrialization and produces.
Embodiment
Mode below by embodiment further illustrates the present invention, but does not therefore limit the present invention among described scope of embodiments.The experimental technique of unreceipted actual conditions in the following example, conventionally and condition, or selects according to catalogue.
Aqueous elastic fluorine carbon emulsion HT-116EF: Rich coating Chemical Industry Co., Ltd. of Wuxi ten thousand produces;
Aqueous elastic fluorine carbon emulsion CYELF-1116: Beijing Heng Rui Yuan Shuo Science and Technology Ltd. produces;
Aqueous elastic fluorine carbon emulsion HT-116EF: Beijing Run Fu Heng Tong Science and Technology Ltd. produces;
HS30000YP2 and HS100000YP2 Natvosol: Japanese SHIN-ETSU HANTOTAI Tylose produces;
250HBR Natvosol: U.S. Asia produces across imperial company;
Rutile titanium white R-2196: Wuxi Haopu Titanium Industry Co., Ltd. produces;
Bayer happy iron oxide yellow 4905: Lang Sheng Shanghai pigment company limited produces;
Bayer happy red iron oxide 4110: Lang Sheng Shanghai pigment company limited produces;
Water-ground limestone CC-1250: Fuyang City's match white jade calcium carbonate factory produces;
Calcined kaolin MXK201 and/or MXK301: Meng Xigao ridge powder limited-liability company produces;
Calcined kaolin BMV60: Guangdong Bang Le industrial chemicals company limited produces;
Sericite in powder GA-4: Chuzhou Ge Rui mining industry company limited produces;
Collegen filament: in safe happy phenalgin acid biological products company limited of Shenzhen, Langfang City, energy-conservation Science and Technology Ltd. of section, Guan Ya bio tech ltd, Qingdao produce;
Fiberglas chopped strand is that the glass fibre produced by following company carries out cutting and forms: Shanghai Yao Hong glass fibre company limited, Ping Ji matrix material company limited of Foshan City, Taishan glass fiber Ltd;
Wetting dispersing agent WA200Rhodia:Rhodia group produces;
Wetting dispersing agent CF-10: DOW Chemical company limited produces;
Wetting dispersing agent X-405: DOW Chemical company limited produces;
Multifunctional assistant AMP-95: DOW Chemical company limited produces;
MIRECIDE-KW/600: the sterilant that LAMIRSA Experimental Study College of Spain produces;
Defoamer RH-900: Guangzhou Rui He novel material Science and Technology Ltd. produces;
Defoamer BD-405 and BD-109: DOW Chemical company limited produces;
Thickening material R278: association type polyurethanes thickening material;
Film coalescence aid Texanol: Eastman Chemical Company (EASTMAN) produces;
SW9301 aqueous fluorocarbon coating: Huili Coating Co., Ltd., Shanghai produces;
SW3625 solvent-borne type fluorocarbon coating: Huili Coating Co., Ltd., Shanghai produces.
Embodiment 1:
Cover the composition of raw materials (wt%) of the aqueous elastic fluorine carbon building coating of large crackle as following table 1.
The composition of raw materials (wt%) of the aqueous elastic fluorine carbon building coating of the large crackle of covering of table 1 embodiment 1
The preparation method covering the aqueous elastic fluorine carbon building coating of large crackle comprises the steps:
(1) stirred under the rotating speed of 1200rpm by the deionized water of Natvosol and 20.0wt%, mixed dissolution obtains solution A; The defoamer of the wetting dispersing agent of 50.0wt%, the multifunctional assistant of 50.0wt% and 30.0wt% and solution A are stirred with the rotating speed of 800rpm, mixes to obtain solution B; The deionized water of solution B, mineral dye, filler and 50wt% is stirred with the rotating speed of 1500rpm under room temperature, mixes, and be ground to mineral dye, mineral filler fineness below 45 μm, obtain slurry C;
(2) glass fibre is cut into chopped strand, requires that precursor length is 8mm;
(3) under the mixing speed of 600rpm, remaining wetting dispersing agent, remaining multifunctional assistant, remaining defoamer, sterilant, aqueous elastic fluorine carbon emulsion, collegen filament, fiberglas chopped strand, film coalescence aid, frostproofer, thickening material and remaining deionized water is added in slurry C, mix;
Wherein, per-cent is the mass percent relative to each respective components.
Embodiment 2:
Cover the composition of raw materials (wt%) of the aqueous elastic fluorine carbon building coating of large crackle as following table 2.
The composition of raw materials (wt%) of the aqueous elastic fluorine carbon building coating of the large crackle of covering of table 2 embodiment 2
The preparation method covering the aqueous elastic fluorine carbon building coating of large crackle comprises the steps:
(1) stirred under the rotating speed of 1100rpm by the deionized water of Natvosol and 25.0wt%, mixed dissolution obtains solution A; The defoamer of the wetting dispersing agent of 60.0wt%, the multifunctional assistant of 50.0wt% and 30.0wt% and solution A are stirred with the rotating speed of 700rpm, mixes to obtain solution B; The deionized water of solution B, mineral dye, filler and 40wt% is stirred with the rotating speed of 1400rpm under room temperature, mixes, and be ground to mineral dye, filler fineness below 45 μm, obtain slurry C;
(2) glass fibre is cut into chopped strand, requires that precursor length is 10mm;
(3) under the mixing speed of 700rpm, remaining wetting dispersing agent, remaining multifunctional assistant, remaining defoamer, sterilant, aqueous elastic fluorine carbon emulsion, collegen filament, fiberglas chopped strand, film coalescence aid, frostproofer, thickening material and remaining deionized water is added in slurry C, mix;
Wherein, per-cent is the mass percent relative to each respective components.
Embodiment 3:
Cover the composition of raw materials (wt%) of the aqueous elastic fluorine carbon building coating of large crackle as following table 3.
The composition of raw materials (wt%) of the aqueous elastic fluorine carbon building coating of the large crackle of covering of table 3 embodiment 3
The preparation method covering the aqueous elastic fluorine carbon building coating of large crackle comprises the steps:
(1) stirred under the rotating speed of 1000rpm by the deionized water of Natvosol and 30.0wt%, mixed dissolution obtains solution A; The defoamer of the wetting dispersing agent of 50.0wt%, the multifunctional assistant of 30.0wt% and 50.0wt% and solution A are stirred with the rotating speed of 600rpm, mixes to obtain solution B; The deionized water of solution B, mineral dye, filler and 40wt% is stirred with the rotating speed of 1200rpm under room temperature, mixes, and be ground to mineral dye, filler fineness below 45 μm, obtain slurry C;
(2) glass fibre is cut into chopped strand, requires that precursor length is 12mm;
(3) under the mixing speed of 800rpm, remaining wetting dispersing agent, remaining multifunctional assistant, remaining defoamer, sterilant, aqueous elastic fluorine carbon emulsion, collegen filament, fiberglas chopped strand, film coalescence aid, frostproofer, thickening material and remaining deionized water is added in slurry C, mix;
Wherein, per-cent is the mass percent relative to each respective components.
Comparative example 1:
The composition of raw materials (wt%) of aqueous fluorocarbon coating is as following table 4.
The composition of raw materials (wt%) of the aqueous fluorocarbon coating of table 4 comparative example 1
The preparation method of aqueous fluorocarbon coating is as follows:
(1) by the deionized water of Natvosol and 25.0wt% to stir under the rotating speed of 1100rpm, mixed dissolution obtains solution A; The defoamer of the wetting dispersing agent of 60.0wt%, the multifunctional assistant of 50.0wt% and 30.0wt% and solution A are stirred with the rotating speed of 700rpm, mixes to obtain solution B; Stir mixed under room temperature for the deionized water of solution B, mineral dye, filler and 40wt% with the rotating speed of 1400rpm, mix, and the fineness being ground to mineral dye and filler is at 45 μm, obtains slurry C;
(2) glass fibre is cut into chopped strand, requires that precursor length is 11mm;
(3) under the mixing speed of 700rpm, remaining wetting dispersing agent, remaining multifunctional assistant, remaining defoamer, sterilant, water-base fluorocarbon emulsion, collegen filament, fiberglas chopped strand, film coalescence aid, frostproofer, thickening material and remaining deionized water is added in slurry C, mix;
Wherein, per-cent is the mass percent relative to each respective components quality.
Effect example:
The coating of the aqueous elastic fluorine carbon building coating of the large crackle of covering of embodiment 1 ~ 3, commercially available solvent-borne type fluorocarbon coating SW3625, aqueous fluorocarbon coating SW9301 and comparative example 1 carries out every experiment of performance and environmental protection index, and concrete outcome is in table 5 and table 6.
The each product performance index of table 5
The each product environmental protection index of table 6
As seen from Table 5, the use properties of the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention is good, time of drying is fast, alkali resistance, brushing resistance, contamination resistance and temperature-change resistance are good, artificial weathering ageing resistance is good, its elongation at break, tensile strength are all better than solvent-borne type fluorocarbon coating, and comparative example 1 elongation at break, tensile strength are then very different.And the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention can cover the crackle of more than 4mm, and the coating of solvent-borne type fluorocarbon coating, aqueous fluorocarbon coating and comparative example 1 does not all reach this effect.
As seen from Table 6, the VOC content of the aqueous elastic fluorine carbon building coating of the large crackle of covering of the present invention is far below the wallcovering of routine, and do not detect free formaldehyde, benzene, toluene and heavy metal substance, be a kind of environment-friendly type aqueous coating meeting current generation demand.In solvent-borne type fluorocarbon coating containing the organic solvent such as benzene,toluene,xylene and ethylbenzene and volatile organic compounds, free vulcabond etc. to human body and environmentally hazardous substance.Content of volatile organic compound (VOC) in comparative example 1 although, free formaldehyde content than solvent-borne type fluorocarbon coating and aqueous fluorocarbon coating low, but still higher than embodiments of the invention 1 ~ 3.
Claims (10)
1. cover the aqueous elastic fluorine carbon building coating of large crackle, it is characterized in that, its composition of raw materials comprises the component of following mass percent: aqueous elastic fluorine carbon emulsion 30.0 ~ 60.2%, Natvosol 2.0 ~ 3.0%, mineral dye 7.0 ~ 14.0%, filler 10.0 ~ 35.0%, collegen filament 5.0 ~ 7.0%, fiberglas chopped strand 1.1 ~ 1.8%, wetting dispersing agent 1.1 ~ 3.2%, multifunctional assistant 0.4 ~ 1.2%, defoamer 0.3 ~ 0.5%, sterilant 0.3 ~ 4.2%, thickening material 0.2 ~ 3.2%, film coalescence aid 0.8 ~ 1.2%, frostproofer 1.6 ~ 7.0% and water 10.0 ~ 25.0%,
Wherein, described aqueous elastic fluorine carbon emulsion meets following index: elongation at break >=350% under standard state, dynamic splitting resistance >=0.3mm, contamination resistance≤10%, Oil repellent >=6%, sticking power≤0 grade, by 168h water resistance test, content of volatile organic compound≤15g/L, solid content 50% ± 2%, second-order transition temperature≤-10 DEG C.
2. the aqueous elastic fluorine carbon building coating covering large crackle as claimed in claim 1, it is characterized in that, described Natvosol meets following index: active ingredient >=87%, water-insoluble≤0.5%, ash content≤5%, water content≤6%, saltiness≤5%, granule content >=95% of below 0.18mm, and the viscosity≤100000mPas of the 2wt% aqueous solution; And/or described mineral dye is one or more in rutile titanium white, iron oxide yellow and red iron oxide; And/or described filler is one or more in sericite in powder, kaolin and water-ground limestone; And/or described collegen filament meet following index: weight water-intake rate >=300%, viscosity >=1000mPa.s, stretching resistance >=200N; And/or, the glass fibre of described fiberglas chopped strand to be length be 8 ~ 12mm; And/or described wetting dispersing agent is poly carboxylic acid amine salt wetting dispersing agent; And/or described multifunctional assistant is multifunctional assistant AMP-95; And/or described defoamer is modification polymethyl siloxane defoamer; And/or described sterilant is isothiazolinone biocide agent; And/or described thickening material is association type polyurethanes thickening material; And/or described film coalescence aid is film coalescence aid Texanol; And/or described frostproofer is propylene glycol and/or ethylene glycol; And/or described water is deionized water.
3. the aqueous elastic fluorine carbon building coating covering large crackle as claimed in claim 2, it is characterized in that, described sericite in powder is wet method sericite in powder; And/or described kaolinic order number is 1250 ~ 1500 orders; And/or described water-ground limestone is CC-1250 water-ground limestone; And/or described glass fibre meets following index: diameter 0.030mm, alkali metal oxide content≤0.8wt%, water content≤0.2wt%; And/or described wetting dispersing agent meets following performance index: the cloud point 27 ~ 30 DEG C of pH value 6 ~ 8, the 1wt% aqueous solution of the 1wt% aqueous solution, and density 1.05 ~ 1.08g/cm
3, described density records 20 DEG C time; And/or described modification polymethyl siloxane defoamer meets following performance index: pH value 5 ~ 8, and density 0.89 ~ 0.95g/cm
3, described density records 20 DEG C time; And/or described thickening material is thickening material R278.
4. the aqueous elastic fluorine carbon building coating covering large crackle as claimed in claim 3, it is characterized in that, described sericite in powder is GA-4 wet method sericite in powder; And/or described kaolin is one or more in MXK201 calcined kaolin, MXK301 calcined kaolin and BMV60 calcined kaolin; And/or described wetting dispersing agent is one or more in wetting dispersing agent WA200Rhodia, wetting dispersing agent CF-10 and wetting dispersing agent X-405; And/or described defoamer is one or more in RH-900 defoamer, BD-405 defoamer and BD-109 defoamer.
5. the aqueous elastic fluorine carbon building coating of the large crackle of the covering according to any one of Claims 1 to 4, it is characterized in that, its composition of raw materials comprises the component of following mass percent: described aqueous elastic fluorine carbon emulsion 30.0 ~ 55.9%, described Natvosol 2.0 ~ 3.0%, described mineral dye 7.0 ~ 14.0%, described filler 10.0 ~ 17.0%, described collegen filament 5.0 ~ 7.0%, described fiberglas chopped strand 1.1 ~ 1.8%, described wetting dispersing agent 1.1 ~ 3.2%, described multifunctional assistant 0.6 ~ 1.2%, described defoamer 0.3 ~ 0.5%, described sterilant 0.8 ~ 2.2%, described thickening material 0.2 ~ 3.2%, described film coalescence aid 0.8 ~ 1.2%, described frostproofer 1.6 ~ 7.0% and described water 10.0 ~ 18.4%.
6. the preparation method of the aqueous elastic fluorine carbon building coating of the large crackle of the covering according to any one of Claims 1 to 5, it is characterized in that, it comprises the steps: the preparation method of the aqueous fluorocarbon coating by this area routine, each component in described composition of raw materials is mixed.
7. preparation method as claimed in claim 6, it is characterized in that, it carries out in the steps below:
(1) the described water mixed dissolution of described Natvosol and 20.0 ~ 30.0% is obtained solution A; By the described wetting dispersing agent of 50.0 ~ 70.0%, the described multifunctional assistant of 30.0 ~ 50.0% and 30.0 ~ 50.0% described defoamer mix to obtain solution B with described solution A; By described solution B, described mineral dye, described filler and 30 ~ 50% described water mix under room temperature, and be ground to described mineral dye, described filler fineness below 45 μm, obtain slurry C;
(2) under whipped state, remaining described wetting dispersing agent, remaining described multifunctional assistant, remaining described defoamer, described sterilant, described aqueous elastic fluorine carbon emulsion, described collegen filament, described fiberglas chopped strand, described film coalescence aid, described frostproofer, described thickening material and remaining described water is added in described slurry C, mix;
Wherein, per-cent is the mass percent relative to each respective components quality.
8. preparation method as claimed in claim 7, it is characterized in that, in step (1), described mixing adopts the mode be uniformly mixed to carry out; And/or in step (2), the rotating speed of described stirring is 600 ~ 800rpm.
9. preparation method as claimed in claim 8, it is characterized in that, described step (1) is undertaken by following operation: to be uniformly mixed with the rotating speed of 1000 ~ 1200rpm and to dissolve to obtain solution A by the described water of described Natvosol and 20.0 ~ 30.0%; By the described wetting dispersing agent of 50.0 ~ 70.0%, the described multifunctional assistant of 30.0 ~ 50.0% and 30.0 ~ 50.0% described defoamer and described solution A, be uniformly mixed to obtain solution B with the rotating speed of 600 ~ 800rpm; By described solution B, described mineral dye, described filler and 30 ~ 50% the rotating speed of described water with 1200 ~ 1500rpm under room temperature be uniformly mixed, and be ground to described mineral dye, described filler fineness below 45 μm, obtain slurry C; Wherein, per-cent is the mass percent relative to each respective components quality.
10. the aqueous elastic fluorine carbon building coating of the large crackle of the covering according to any one of Claims 1 to 5 is covering the application in 4mm and above crackle.
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| CN106675230A (en) * | 2015-11-09 | 2017-05-17 | 上海三银制漆有限公司 | Elastic building coating and preparation method thereof |
| CN108753110A (en) * | 2018-06-26 | 2018-11-06 | 阜南县柳祥工艺品有限公司 | A kind of preparation method for the paint vehicle promoting wicker plaiting article product corrosion resistant ability |
| CN111289687B (en) * | 2018-12-06 | 2022-05-17 | 宝辰联合(廊坊)科技有限公司 | Method for adjusting and testing alkali resistance of polymer emulsion for architectural coating |
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Denomination of invention: Waterborne elastic fluorocarbon architectural coating covering large crack and its preparation method and Application Effective date of registration: 20211227 Granted publication date: 20160120 Pledgee: Societe Generale Bank Co.,Ltd. Qingpu Branch of Shanghai Pledgor: SHANGHAI SANI COATING MAKING CO.,LTD. Registration number: Y2021310000162 |
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Date of cancellation: 20231123 Granted publication date: 20160120 Pledgee: Societe Generale Bank Co.,Ltd. Qingpu Branch of Shanghai Pledgor: SHANGHAI SANIN COATING TECHNOLOGY CO.,LTD.|SHANGHAI SANI COATING MAKING CO.,LTD. Registration number: Y2021310000162 |