CN115010937B - Ternary composite resin and preparation method of waterproof coating thereof - Google Patents
Ternary composite resin and preparation method of waterproof coating thereof Download PDFInfo
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- 229920005989 resin Polymers 0.000 title claims abstract description 64
- 239000011347 resin Substances 0.000 title claims abstract description 64
- 239000011206 ternary composite Substances 0.000 title claims abstract description 48
- 238000000576 coating method Methods 0.000 title claims abstract description 22
- 239000011248 coating agent Substances 0.000 title claims abstract description 16
- 238000002360 preparation method Methods 0.000 title abstract description 7
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000003822 epoxy resin Substances 0.000 claims abstract description 22
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 22
- 239000003054 catalyst Substances 0.000 claims abstract description 20
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 18
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 15
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 15
- 229920002050 silicone resin Polymers 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000006184 cosolvent Substances 0.000 claims abstract description 7
- 239000007822 coupling agent Substances 0.000 claims abstract description 7
- 239000000945 filler Substances 0.000 claims abstract description 7
- 239000000049 pigment Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 239000013008 thixotropic agent Substances 0.000 claims abstract description 7
- 239000003973 paint Substances 0.000 claims abstract description 6
- 239000002562 thickening agent Substances 0.000 claims abstract description 6
- 239000000080 wetting agent Substances 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 9
- XQBCVRSTVUHIGH-UHFFFAOYSA-L [dodecanoyloxy(dioctyl)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCCCCCC)(CCCCCCCC)OC(=O)CCCCCCCCCCC XQBCVRSTVUHIGH-UHFFFAOYSA-L 0.000 claims description 8
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 claims description 5
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 claims description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000008096 xylene Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 238000006482 condensation reaction Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 239000010433 feldspar Substances 0.000 claims description 2
- 229910021485 fumed silica Inorganic materials 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 235000010215 titanium dioxide Nutrition 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 5
- 239000000853 adhesive Substances 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 230000004048 modification Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004408 titanium dioxide Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OXQXGKNECHBVMO-UHFFFAOYSA-N 7-oxabicyclo[4.1.0]heptane-4-carboxylic acid Chemical compound C1C(C(=O)O)CCC2OC21 OXQXGKNECHBVMO-UHFFFAOYSA-N 0.000 description 1
- 229920004482 WACKER® Polymers 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical group O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- XFUOBHWPTSIEOV-UHFFFAOYSA-N bis(oxiran-2-ylmethyl) cyclohexane-1,2-dicarboxylate Chemical compound C1CCCC(C(=O)OCC2OC2)C1C(=O)OCC1CO1 XFUOBHWPTSIEOV-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
- C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C08G81/024—Block or graft polymers containing sequences of polymers of C08C or C08F and of polymers of C08G
-
- 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
- C09D187/00—Coating compositions based on unspecified macromolecular compounds, obtained otherwise than by polymerisation reactions only involving unsaturated carbon-to-carbon bonds
- C09D187/005—Block or graft polymers not provided for in groups C09D101/00 - C09D185/04
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a preparation method of ternary composite resin and waterproof paint thereof, wherein the ternary composite resin is epoxy resin/hydroxypropyl resin/silicone resin ternary composite resin and comprises the following raw materials in parts by weight: 20-35 parts of epoxy resin, 10-15 parts of hydroxy acrylic resin, 20-30 parts of silicone resin, 1-3 parts of catalyst and 1-5 parts of cosolvent; the waterproof coating is prepared by mixing a component A and a component B according to the weight ratio of 10:1, wherein the component A comprises the following raw materials in parts by weight: 50-70 parts of ternary composite resin, 0.1-0.5 part of dispersing wetting agent, 1-5 parts of thickening agent, 1-5 parts of thixotropic agent, 2-5 parts of coupling agent, 5-20 parts of pigment and filler and 10 parts of dimethylbenzene; the modification of the hydrogenated epoxy resin and the hydroxy acrylic resin not only can improve the flexibility of the resin, but also solves the defects of poor adhesive force, poor oil resistance and poor mechanical property of the silicon resin.
Description
Technical Field
The invention belongs to the technical field of waterproof materials, and particularly relates to a ternary composite resin and a preparation method of a waterproof coating thereof.
Background
Two of the most important categories of building waterproof coatings are waterproof coiled materials and waterproof coatings. Although the waterproof coiled material has good waterproof effect, the waterproof coiled material still cannot play a good waterproof effect in certain special parts, and the traditional waterproof paint has certain defects of durability, high and low temperature resistance, bonding strength and the like, so that the waterproof paint with good durability and strong bonding force needs to be developed, has practical preparation significance, and the silicone resin has the characteristics of organic polymers and inorganic materials, has the advantages of excellent high-temperature stability, low-temperature flexibility, weather resistance, insulativity, low surface tension and the like, and has the defects of poor bonding property, oil resistance and mechanical property. The modification of the hydrogenated epoxy resin and the hydroxy acrylic resin not only can improve the flexibility of the resin, but also can solve the defect of poor adhesive force of the silicon resin.
Disclosure of Invention
In order to solve the technical problems, the invention provides a preparation method of ternary composite resin and waterproof paint thereof.
The aim of the invention can be achieved by the following technical scheme:
the ternary composite resin is epoxy resin/hydroxypropyl resin/silicone resin ternary composite resin and comprises the following raw materials in parts by weight: 20-35 parts of epoxy resin, 10-15 parts of hydroxy acrylic resin, 20-30 parts of silicone resin, 1-3 parts of catalyst and 1-5 parts of cosolvent;
the ternary composite resin comprises the following steps:
respectively drying epoxy resin, hydroxy acrylic resin and silicone resin at 80 ℃ for 2 hours, removing water contained in the epoxy resin, the hydroxy acrylic resin and the silicone resin, and cooling to room temperature for standby; uniformly mixing a catalyst and a cosolvent to prepare a catalyst solution for later use;
adding the dried epoxy resin, hydroxy acrylic resin and silicone resin into a three-neck flask, stirring at a constant speed, heating to 60 ℃, then dropwise adding a catalyst solution, continuously heating to 130-150 ℃, and stirring at a constant temperature to obtain a yellowish transparent viscous product, namely the ternary composite resin.
Hydrogenated epoxy resin, hydroxyl in hydroxy acrylic resin and methoxy in silicon resin are subjected to condensation reaction under the action of a catalyst at the temperature of 130-150 ℃ to generate ternary composite resin, wherein the reaction process is as follows:
further, the catalyst is organic bismuth or dioctyltin dilaurate, and the cosolvent is one or a mixture of more than two of dimethylbenzene, trimethylbenzene, n-butanol, acetone and cyclohexanone.
Further, the epoxy resin is hydrogenated epoxy resin (Ta i Luck-ST3000 (national chemistry), ta i uk-AG-80H (national chemistry)), diglycidyl hexahydrophthalate, 3, 4-epoxycyclohexylformate or a mixture of more than two of them; the hydroxy acrylic resin is one or more than two of A l nex SM510N (Zhan Xin), FS-2451 (Haiming Si) and Seta l ux 1184 (New Paus), and the silicon resin is one or two of DC-3074 and WACKER S I LRES I C232.
The waterproof coating based on the ternary composite resin is prepared by mixing a component A and a component B according to the weight ratio of 10:1, wherein the component A comprises the following steps:
step S1, weighing 50-70 parts of ternary composite resin, 0.1-0.5 part of dispersing wetting agent, 0.3-1 part of thickening agent, 0.1-1 part of thixotropic agent, 1-3 parts of coupling agent, 15-30 parts of pigment and filler and 10 parts of dimethylbenzene according to parts by weight;
and S2, adding the ternary composite resin into a dispersion kettle, stirring for 1h at the rotating speed of 250r/min, sequentially adding dimethylbenzene, a dispersion wetting agent, a thickening agent, a thixotropic agent, a coupling agent and pigment and filler, heating to 130 ℃, increasing the stirring speed to 1000r/min, stirring and reacting for 4h, and then standing, filtering and grinding until the particle size is less than or equal to 25 mu m to obtain the component A.
Further, the component B comprises the following steps:
adding an amine curing agent into dimethylbenzene, and stirring at a rotating speed of 200r/min for 30min to obtain a component B, wherein the mass fraction of the amine curing agent after the dilution of dimethylbenzene is 50-80%.
Further, the dispersing wetting agent is one or a mixture of more than two of BASF 4061, EFKA-4010, BYK-168 and BYK-P104S; the thickener is bentonite ST-1 or ST-2; the thixotropic agent is one or more of fumed silica R-706, 201P and 202P. The coupling agent is gamma- (2, 3-glycidoxy) propyl trimethoxy silane, and the pigment and filler is one or more of rutile titanium dioxide, calcium carbonate, silica micropowder, barium sulfate, glass powder, feldspar powder and the like.
The invention has the beneficial effects that:
the invention firstly prepares a ternary composite resin, the hydroxyl in the hydrogenated epoxy resin and the hydroxyl acrylic resin and the methoxy in the silicone resin are subjected to condensation reaction under the action of a catalyst by blending at 130-150 ℃ to generate the ternary composite resin, the modification of the hydrogenated epoxy resin and the hydroxyl acrylic resin can not only improve the flexibility of the resin, but also solve the defects of poor adhesive force, poor oil resistance and poor mechanical property of the silicone resin, and the ternary composite resin is used as a matrix to prepare the double-component waterproof coating, and the excellent durability and the stronger binding force of the waterproof coating can be endowed by the excellent performance of the ternary composite resin.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The ternary composite resin is epoxy resin/hydroxypropyl resin/silicone resin ternary composite resin and comprises the following raw materials in parts by weight: 20 parts of ST3000 (national chemical), 10 parts of SM510N (Zhan Xin), 20 parts of I C, 1 part of dioctyltin dilaurate and 1 part of xylene;
the ternary composite resin comprises the following steps:
drying ST3000 (national chemical), SM510N (Zhanxin) and I C at 80deg.C for 2 hr, removing water, and cooling to room temperature; uniformly mixing dioctyltin dilaurate and dimethylbenzene to prepare a catalyst solution for later use;
adding the dried ST3000, SM510N and I C232 into a three-neck flask, stirring at a constant speed, heating to 60 ℃, then dropwise adding a catalyst solution, continuously heating to 130 ℃, and stirring at a constant temperature to obtain a yellowish transparent viscous product, namely the ternary composite resin.
Example 2
The ternary composite resin is epoxy resin/hydroxypropyl resin/silicone resin ternary composite resin and comprises the following raw materials in parts by weight: 30 parts of ST3000 (national chemical), 12 parts of SM510N (Zhan Xin), 25 parts of I C, 2 parts of dioctyltin dilaurate and 2 parts of xylene;
the ternary composite resin comprises the following steps:
drying ST3000 (national chemical), SM510N (Zhanxin) and I C at 80deg.C for 2 hr, removing water, and cooling to room temperature; uniformly mixing dioctyltin dilaurate and dimethylbenzene to prepare a catalyst solution for later use;
adding the dried ST3000, SM510N and I C232 into a three-neck flask, stirring at a constant speed, heating to 60 ℃, then dropwise adding a catalyst solution, continuously heating to 140 ℃, and stirring at a constant temperature to obtain a yellowish transparent viscous product, namely the ternary composite resin.
Example 3
The ternary composite resin is epoxy resin/hydroxypropyl resin/silicone resin ternary composite resin and comprises the following raw materials in parts by weight: 35 parts of ST3000 (national chemical), 15 parts of SM510N (Zhan Xin), 30 parts of I C, 3 parts of dioctyltin dilaurate and 5 parts of xylene;
the ternary composite resin comprises the following steps:
drying ST3000 (national chemical), SM510N (Zhanxin) and I C at 80deg.C for 2 hr, removing water, and cooling to room temperature; uniformly mixing dioctyltin dilaurate and dimethylbenzene to prepare a catalyst solution for later use;
adding the dried ST3000, SM510N and I C232 into a three-neck flask, stirring at a constant speed, heating to 60 ℃, then dropwise adding a catalyst solution, continuously heating to 150 ℃, and stirring at a constant temperature to obtain a yellowish transparent viscous product, namely the ternary composite resin.
Example 4
A method for preparing a waterproof coating based on the ternary composite resin of claim 1, wherein the waterproof coating is prepared by mixing a component A and a component B according to the weight ratio of 10:1, and the component A comprises the following steps:
firstly, 70g of ternary composite resin is added into a dispersion kettle, stirred at 250rpm, 10g of dimethylbenzene, 0.2g of EFKA-4010, 0.5gST-1, 0.3g of 201P, 1g of gamma- (2, 3-glycidoxy) propyl trimethoxysilane and 18g of titanium dioxide are sequentially added, stirred at 1000 rpm/min for 60 min, ground to a particle size of less than or equal to 25 mu m through a grinder, and kept stand for 15 min for filtration to obtain a component A;
2g of dimethylbenzene and 8gANCAM I NE 1768 are mixed and stirred at a low speed of 200rpm for 30min to obtain the component B.
Example 5
A method for preparing a waterproof coating based on the ternary composite resin of claim 1, wherein the waterproof coating is prepared by mixing a component A and a component B according to the weight ratio of 10:1, and the component A comprises the following steps:
firstly, 60g of ternary composite resin is added into a dispersion kettle, 10g of dimethylbenzene, 0.5g of BYK-168, 0.5g of ST-2, 1g of 202P, 1g of gamma- (2, 3-glycidoxy) propyl trimethoxysilane and 18g of titanium dioxide are sequentially added under the stirring of 250 rpm/min, 9g of barium sulfate is stirred at a high speed for 60 min under the stirring of 1000rpm, the mixture is ground to the particle size of less than or equal to 25 mu m by a grinder, and the mixture is kept stand for 15 min and filtered to obtain a component A;
the component B is prepared by the following steps:
3g of dimethylbenzene and 7g ANCAM I NE 1768 are mixed and stirred at a low speed of 200rpm for 30min uniformly to obtain the component B.
Example 6
A method for preparing a waterproof coating based on the ternary composite resin of claim 1, wherein the waterproof coating is prepared by mixing a component A and a component B according to the weight ratio of 10:1, and the component A comprises the following steps:
firstly, adding 55g of ternary composite resin into a dispersion kettle, sequentially adding 15g of dimethylbenzene, 0.3g of BYK-168, 0.7g of ST-2, 1g of 201P, 2g of gamma- (2, 3-glycidoxy) propyl trimethoxysilane, 16g of titanium dioxide, 5g of barium sulfate and 5g of calcium carbonate into the dispersion kettle under the stirring of 250 rpm/mIn, stirring at a high speed for 60 mIn, grinding the mixture to the particle size of less than or equal to 25 mu m by a grinder, standing the mixture for 15 miIn, and filtering the mixture to obtain a component A;
4g of dimethylbenzene and 6g of aerochemistry 1618 are mixed and stirred at a low speed of 200 rpm/min for 30min uniformly to obtain the component B.
The coatings prepared in examples 4-6 were applied directly to the concrete coupons, respectively, by spraying. All coatings were subjected to performance testing after 1 week of drying at room temperature. The main property test results of the coatings prepared in examples 4 to 6 are shown in Table 1.
TABLE 1 principal Properties of the coatings prepared by examples 4-6
As can be seen from Table 1, the waterproof coating material prepared by the preparation method of the present invention has excellent adhesive force, impact resistance and aging resistance.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.
Claims (5)
1. The ternary composite resin is characterized by being hydrogenated epoxy resin/hydroxypropyl resin/silicone resin ternary composite resin and comprises the following raw materials in parts by weight: 20-35 parts of hydrogenated epoxy resin, 10-15 parts of hydroxy acrylic resin, 20-30 parts of silicone resin, 1-3 parts of catalyst and 1-5 parts of cosolvent;
the ternary composite resin comprises the following steps:
respectively drying the hydrogenated epoxy resin, the hydroxy acrylic resin and the silicon resin at 80 ℃ for 2 hours, and then cooling to room temperature for standby; uniformly mixing a catalyst and a cosolvent to prepare a catalyst solution for later use;
adding the dried hydrogenated epoxy resin, the hydroxyl acrylic resin and the silicon resin into a three-neck flask, stirring at a constant speed, heating to 60 ℃, then dropwise adding a catalyst solution, continuously heating to 130-150 ℃, carrying out condensation reaction on hydroxyl groups in the hydrogenated epoxy resin and the hydroxyl acrylic resin and methoxy groups in the silicon resin under the action of the catalyst, and stirring at a constant temperature to obtain a yellowish transparent viscous product, namely the ternary composite resin.
2. The ternary composite resin according to claim 1, wherein the catalyst is organobismuth or dioctyltin dilaurate, and the cosolvent is one or a mixture of more than two of xylene, trimethylbenzene, n-butanol, acetone and cyclohexanone.
3. A method for preparing a waterproof coating based on the ternary composite resin of claim 1, which is characterized in that the waterproof coating is prepared by mixing a component A and a component B according to the weight ratio of 10:1, wherein the component A comprises the following steps:
step S1, weighing 50-70 parts of ternary composite resin, 0.1-0.5 part of dispersing wetting agent, 0.3-1 part of thickening agent, 0.1-1 part of thixotropic agent, 1-3 parts of coupling agent, 15-30 parts of pigment and filler and 10 parts of dimethylbenzene according to parts by weight;
and S2, adding the ternary composite resin into a dispersion kettle, stirring for 1h at the rotating speed of 250r/min, sequentially adding dimethylbenzene, a dispersion wetting agent, a thickening agent, a thixotropic agent, a coupling agent and pigment and filler, heating to 130 ℃, increasing the stirring speed to 1000r/min, stirring and reacting for 4h, and then standing, filtering and grinding until the particle size is less than or equal to 25 mu m to obtain the component A.
4. The method for preparing a ternary composite resin waterproof paint according to claim 3, wherein the component B comprises the following steps:
adding an amine curing agent into dimethylbenzene, and stirring for 30min at a rotating speed of 200r/min to obtain a component B, wherein the mass fraction of the amine curing agent after the dilution of dimethylbenzene is 50-80%.
5. The method for preparing a ternary composite resin waterproof paint according to claim 4, wherein the thixotropic agent is one or more of fumed silica R-706, 201P and 202P; the coupling agent is gamma- (2, 3-glycidoxy) propyl trimethoxy silane, and the pigment filler is one or more of rutile, titanium white, calcium carbonate, silica micropowder, barium sulfate, glass powder and feldspar powder.
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| EP1116742A1 (en) * | 2000-01-12 | 2001-07-18 | Fina Research S.A. | S-B-S compositions |
| CN105838192B (en) * | 2016-05-12 | 2018-05-18 | 武汉赫斯特涂层材料股份有限公司 | A kind of epoxy polysiloxane coating and preparation method |
| CN106084241A (en) * | 2016-05-30 | 2016-11-09 | 山东齐鲁漆业有限公司 | A kind of preparation method and applications of aqueous acrylic modified epoxy ester resin |
| CN105885690A (en) * | 2016-06-08 | 2016-08-24 | 宋介珍 | Water-borne acrylic resin anticorrosive coating and preparation method thereof |
| CN106675133B (en) * | 2016-12-22 | 2019-09-03 | 中昊北方涂料工业研究设计院有限公司 | The acrylate modified polyorganosiloxane resin of a kind of high rigidity and using it as the coating of base-material |
| CN110330657A (en) * | 2019-04-24 | 2019-10-15 | 武汉仕全兴新材料科技股份有限公司 | Aqueous silicon epoxy modified acrylic resin and aqueous amido coatings containing the resin |
| CN113583249A (en) * | 2021-08-04 | 2021-11-02 | 衡阳思迈科科技有限公司 | High-temperature-resistant epoxy modified acrylic resin and preparation method thereof |
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