CN117645692A - Acrylic resin for stainless steel vacuum cup coating and preparation process thereof - Google Patents
Acrylic resin for stainless steel vacuum cup coating and preparation process thereof Download PDFInfo
- Publication number
- CN117645692A CN117645692A CN202311400380.3A CN202311400380A CN117645692A CN 117645692 A CN117645692 A CN 117645692A CN 202311400380 A CN202311400380 A CN 202311400380A CN 117645692 A CN117645692 A CN 117645692A
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- stainless steel
- resin
- temperature
- acrylic resin
- acrylic
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- 239000004925 Acrylic resin Substances 0.000 title claims abstract description 33
- 229920000178 Acrylic resin Polymers 0.000 title claims abstract description 33
- 239000011248 coating agent Substances 0.000 title claims abstract description 31
- 238000000576 coating method Methods 0.000 title claims abstract description 31
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 25
- 239000010935 stainless steel Substances 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 24
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 17
- 239000004593 Epoxy Substances 0.000 claims abstract description 15
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 15
- 239000010452 phosphate Substances 0.000 claims abstract description 15
- 229920001225 polyester resin Polymers 0.000 claims abstract description 15
- 239000004645 polyester resin Substances 0.000 claims abstract description 15
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims abstract description 14
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 13
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003999 initiator Substances 0.000 claims abstract description 9
- 239000002904 solvent Substances 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 48
- 238000003756 stirring Methods 0.000 claims description 11
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- 239000000178 monomer Substances 0.000 claims description 7
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 claims description 6
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 claims description 6
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 6
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 6
- UOHMMEJUHBCKEE-UHFFFAOYSA-N prehnitene Chemical compound CC1=CC=C(C)C(C)=C1C UOHMMEJUHBCKEE-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 125000005396 acrylic acid ester group Chemical group 0.000 claims description 4
- 239000003085 diluting agent Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 claims description 3
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 3
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims description 3
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 claims description 3
- CFVWNXQPGQOHRJ-UHFFFAOYSA-N 2-methylpropyl prop-2-enoate Chemical compound CC(C)COC(=O)C=C CFVWNXQPGQOHRJ-UHFFFAOYSA-N 0.000 claims description 3
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 claims description 3
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical compound CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 3
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 3
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 3
- OXESWYHRJMAKPE-UHFFFAOYSA-N CCCCCCOC(=O)COOCC(=O)O Chemical compound CCCCCCOC(=O)COOCC(=O)O OXESWYHRJMAKPE-UHFFFAOYSA-N 0.000 claims description 3
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 3
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 claims description 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 3
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 3
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 3
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 3
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims description 3
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 3
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000008096 xylene Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 4
- QEQBMZQFDDDTPN-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy benzenecarboperoxoate Chemical compound CC(C)(C)OOOC(=O)C1=CC=CC=C1 QEQBMZQFDDDTPN-UHFFFAOYSA-N 0.000 claims 1
- 239000000853 adhesive Substances 0.000 abstract description 6
- 230000001070 adhesive effect Effects 0.000 abstract description 6
- 238000004132 cross linking Methods 0.000 abstract description 6
- 230000004048 modification Effects 0.000 abstract description 6
- 238000012986 modification Methods 0.000 abstract description 6
- 239000003973 paint Substances 0.000 abstract description 6
- 238000009835 boiling Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 4
- 239000000049 pigment Substances 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 150000003254 radicals Chemical class 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- -1 acrylic ester Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Landscapes
- Macromonomer-Based Addition Polymer (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses an acrylic resin for stainless steel vacuum cup coating and a preparation process thereof, wherein the preparation process comprises the following steps: 0% -35% of solvent; acrylic acid 0% -5%; 0% -40% of styrene; 0% -5% of methacrylic acid; 0% -30% of acrylic acid derivative; 0% -30% of polyester resin; 0% -15% of epoxy phosphate resin; 0-15% of initiator. The invention introduces polyester resin modification, can effectively improve the wettability and dispersibility of pigment, and has the gloss of more than 95 percent when being used for white paint. In addition, the epoxy phosphate is matched, so that the adhesive force of the resin on a metal substrate can be effectively improved, the crosslinking density can be further improved, and the boiling resistance of the coating can be further effectively improved.
Description
Technical Field
The invention relates to the field of resin preparation, in particular to acrylic resin for a stainless steel vacuum cup coating and a preparation process thereof.
Background
Acrylic resins (acrylic resins) are a generic term for polymers of acrylic acid, methacrylic acid and derivatives thereof. The acrylic resin coating is thermoplastic or thermosetting resin coating or acrylic radiation coating which is prepared by taking (methyl) acrylic ester and styrene as main components and copolymerizing the main components with acrylic resins obtained by other acrylic esters.
In the prior art, a coating for a stainless steel vacuum cup is easy to fade after being used, has low glossiness and has certain defects.
Disclosure of Invention
The invention aims to provide acrylic resin for a stainless steel vacuum cup coating and a preparation process thereof, which solve the problems of low glossiness and easy fading of the stainless steel vacuum cup coating.
In order to solve the technical problems, the invention provides acrylic resin for a stainless steel vacuum cup coating, which comprises the following components in percentage by weight:
further, the solvent comprises one or more of toluene, xylene, trimethylbenzene, tetramethylbenzene, butyl acetate, propylene glycol methyl ether acetate, ethylene glycol monobutyl ether, n-butanol and isobutanol.
Further, the acrylic acid derivative is an acrylic acid ester monomer.
Further, the acrylic monomer comprises one or more of methyl methacrylate, n-butyl methacrylate, isobutyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, tert-butyl acrylate, isooctyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate and hydroxyethyl acrylate.
Further, the initiator comprises one or more of benzoyl peroxide, hexyl peroxydiacetate, tert-butyl peroxybenzoate and di-tert-butyl peroxide.
In addition, the invention also discloses an acrylic resin preparation process for the stainless steel vacuum cup coating, which comprises the following steps:
adding a solvent and an initiator into a reaction kettle, stirring and heating;
adding acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin into a reaction kettle for the first time, stirring, and sealing the whole reaction kettle when the temperature in the reaction kettle is raised to a first temperature;
dropwise adding acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin into the reaction kettle for the second time, and continuously keeping the reaction under the first temperature condition;
when the temperature is reduced to the second temperature, adding the diluent and stirring to obtain acrylic resin; the second temperature is lower than the first temperature.
Further, the first temperature is 90 ℃ to 150 ℃.
Further, the second temperature is 60 ℃ to 110 ℃.
Further, when acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin are added dropwise into the reaction kettle, the adding time is controlled to be 2-6 hours.
Further, when the temperature in the reaction kettle is kept at 90-150 ℃, the temperature is kept and the reaction is carried out for 1-6h.
Compared with the prior art, the invention has at least the following beneficial effects:
according to the invention, polyester resin modification is introduced into thermosetting acrylic resin, so that the wettability and dispersibility of pigment can be effectively improved, and the gloss of white paint is as high as more than 95. In addition, the adhesive force of the resin on the metal substrate can be effectively improved by matching with the adhesive force promoter epoxy phosphate, and meanwhile, the crosslinking density can be further improved, so that the boiling resistance of the coating is effectively improved.
Drawings
FIG. 1 is a flow chart of the preparation process of the acrylic resin for the stainless steel vacuum cup coating and the preparation process thereof.
Detailed Description
The acrylic resin for stainless steel thermos cup coating and its preparation process according to the present invention will be described in more detail with reference to the accompanying drawings, in which preferred embodiments of the present invention are shown, it being understood that the present invention described herein may be modified by those skilled in the art while still achieving the advantageous effects of the present invention. Accordingly, the following description is to be construed as broadly known to those skilled in the art and not as limiting the invention.
The invention is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the invention will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
Example 1
The embodiment of the invention provides acrylic resin for a stainless steel vacuum cup coating and a preparation process thereof, wherein the acrylic resin comprises the following components in percentage by weight:
in the embodiment, the polyester resin modification is introduced, so that the wettability and dispersibility of the pigment can be effectively improved, and the gloss of the white paint is as high as more than 95. In addition, the epoxy phosphate is matched, so that the adhesive force of the resin on a metal substrate can be effectively improved, the crosslinking density can be further improved, and the boiling resistance of the coating can be further effectively improved.
In a specific embodiment, one or more of toluene, xylene, trimethylbenzene, tetramethylbenzene, butyl acetate, propylene glycol methyl ether acetate, ethylene glycol monobutyl ether, n-butanol, and isobutanol are included.
Further, the acrylic acid derivative is an acrylic acid ester monomer, and the acrylic acid ester monomer comprises one or more of methyl methacrylate, n-butyl methacrylate, isobutyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, tert-butyl acrylate, isooctyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate and hydroxyethyl acrylate.
Further, the initiator comprises one or more of benzoyl peroxide, hexyl peroxydiacetate, tert-butyl peroxybenzoate and di-tert-butyl peroxide.
Specifically, the initiator, also called a free radical initiator, refers to a compound which is easily decomposed into free radicals (namely primary free radicals) by heating, can be used for initiating free radical polymerization and copolymerization reaction of vinyl and diene monomers, and can also be used for crosslinking and curing unsaturated polyester and high polymer crosslinking reaction.
Example 2
The invention also discloses an acrylic resin preparation process for the stainless steel vacuum cup coating, which comprises the following steps:
and S100, adding the solvent and the initiator into a reaction kettle, and stirring and heating.
In particular, nitrogen is chemically stable and generally does not react with other materials. Before the chemical reaction of the raw materials, nitrogen is introduced into the reaction kettle, so that other impurity gases in the reaction kettle can be discharged, and the influence of the impurity gases on the chemical reaction in the reaction kettle is avoided, thereby ensuring the orderly and stable progress of the chemical reaction in the reaction kettle.
And S200, adding acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin into the reaction kettle for the first time, stirring, and sealing the whole reaction kettle when the temperature in the reaction kettle is raised to the first temperature.
Specifically, the reaction raw materials of acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin are added into a reaction kettle for the first time, and stirring is carried out for at least 20min, so that the reaction raw materials are fully mixed. In the process of mixing the reaction raw materials, heating the inside of the reaction kettle, sealing the reaction kettle when the temperature in the reaction kettle rises to the first temperature of 90-150 ℃, and stopping introducing nitrogen. At the same time, the first temperature is maintained in the reaction kettle for 10-45 minutes.
It should be noted that, the reaction raw materials can be added in half, so that the reaction raw materials can be conveniently mixed. The remaining reaction raw materials can be continuously added in the subsequent reaction process. The reaction materials in the reaction kettle are convenient to fully mix and react by step-by-step addition.
S300, dropwise adding acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin into the reaction kettle for the second time, and continuously maintaining the reaction under the first temperature condition.
Specifically, acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin are dropwise added into the reaction kettle at a constant speed, and the dropwise adding time is controlled to be 2-6 h. Meanwhile, the first temperature reaction is kept for 1 to 6 hours.
S400, adding a diluent and stirring when the temperature is reduced to a second temperature to obtain acrylic resin; the second temperature is lower than the first temperature.
Specifically, when the temperature in the reaction kettle is reduced to the second temperature of 60-110 ℃, adding diluent and stirring to obtain the acrylic resin. And (3) after the acrylic resin is obtained, sampling and controlling, and filtering and packaging after the technical indexes are qualified.
Wherein, the technical indexes of the acrylic acid finished product are as follows: viscosity 4000-10000cps/25 deg.c, solid content 65+ -5% and acid value 2-10mgKOH/g.
After the acrylic resin is used for coating the stainless steel vacuum cup, the finished product white paint has the gloss of 96, the adhesive force of 0 level, the boiling resistance for 2 hours and the hardness of 3H, and can meet all the performance requirements of the stainless steel vacuum cup after being used for red paint with alcohol wiping resistance for 50 times without fading.
Compared with the prior art, the invention has at least the following beneficial effects:
the invention introduces polyester resin modification, can effectively improve the wettability and dispersibility of pigment, and has the gloss of more than 95 percent when being used for white paint. In addition, the epoxy phosphate is matched, so that the adhesive force of the resin on a metal substrate can be effectively improved, the crosslinking density can be further improved, and the boiling resistance of the coating can be further effectively improved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. An acrylic resin for stainless steel thermos cup coating and a preparation process thereof are characterized by comprising the following components in percentage by weight:
2. the acrylic resin for stainless steel vacuum cup coating according to claim 1, wherein the solvent comprises one or more of toluene, xylene, trimethylbenzene, tetramethylbenzene, butyl acetate, propylene glycol methyl ether acetate, ethylene glycol monobutyl ether, n-butanol, and isobutanol.
3. The acrylic resin for stainless steel cup coating according to claim 1, wherein the acrylic acid derivative is an acrylic acid ester monomer.
4. An acrylic resin for a stainless steel cup coating according to claim 3, wherein said acrylic monomer comprises one or more of methyl methacrylate, n-butyl methacrylate, isobutyl methacrylate, methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, t-butyl acrylate, isooctyl acrylate, hydroxyethyl methacrylate, hydroxypropyl acrylate, and hydroxyethyl acrylate.
5. The acrylic resin for stainless steel vacuum cup coating according to claim 1, wherein the initiator comprises one or more of benzoyl peroxide, hexyl peroxydiacetate, t-butyl peroxybenzoate, and di-t-butyl peroxide.
6. The preparation process of the acrylic resin for the stainless steel vacuum cup coating is characterized by comprising the following steps of:
adding a solvent and an initiator into a reaction kettle, stirring and heating;
adding acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin into a reaction kettle for the first time, stirring, and sealing the reaction kettle when the temperature in the reaction kettle is raised to a first temperature;
dropwise adding acrylic acid, styrene, methacrylic acid, acrylic acid derivatives, polyester resin and epoxy phosphate resin into the reaction kettle for the second time, and continuously keeping the reaction under the first temperature condition;
when the temperature is reduced to the second temperature, adding the diluent and stirring to obtain acrylic resin; the second temperature is lower than the first temperature.
7. The process for preparing acrylic resin for stainless steel cup coating according to claim 6, wherein the first temperature is 90 ℃ to 150 ℃.
8. The process for preparing acrylic resin for stainless steel cup coating according to claim 6, wherein the second temperature is 60 ℃ to 110 ℃.
9. The process for preparing acrylic resin for stainless steel vacuum cup coating according to claim 6, wherein when acrylic acid, styrene, methacrylic acid, acrylic acid derivative, polyester resin and epoxy phosphate resin are added dropwise into the reaction kettle, the adding time is controlled to be 2-6 h.
10. The process for preparing acrylic resin for stainless steel vacuum cup coating according to claim 6, wherein when the temperature in the reaction vessel is maintained at 90-150 ℃, the temperature is maintained and reacted for 1-6 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311400380.3A CN117645692A (en) | 2023-10-26 | 2023-10-26 | Acrylic resin for stainless steel vacuum cup coating and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311400380.3A CN117645692A (en) | 2023-10-26 | 2023-10-26 | Acrylic resin for stainless steel vacuum cup coating and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117645692A true CN117645692A (en) | 2024-03-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311400380.3A Pending CN117645692A (en) | 2023-10-26 | 2023-10-26 | Acrylic resin for stainless steel vacuum cup coating and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117645692A (en) |
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2023
- 2023-10-26 CN CN202311400380.3A patent/CN117645692A/en active Pending
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