CN118027855A - Water-based two-component composite adhesive for bonding triamine plates and preparation method thereof - Google Patents
Water-based two-component composite adhesive for bonding triamine plates and preparation method thereof Download PDFInfo
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- CN118027855A CN118027855A CN202410192986.0A CN202410192986A CN118027855A CN 118027855 A CN118027855 A CN 118027855A CN 202410192986 A CN202410192986 A CN 202410192986A CN 118027855 A CN118027855 A CN 118027855A
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- water
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- triamine
- bonding
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 65
- 239000000853 adhesive Substances 0.000 title claims abstract description 64
- 239000002131 composite material Substances 0.000 title claims abstract description 56
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- 239000000839 emulsion Substances 0.000 claims abstract description 48
- 239000004814 polyurethane Substances 0.000 claims abstract description 44
- 229920002635 polyurethane Polymers 0.000 claims abstract description 41
- 239000008367 deionised water Substances 0.000 claims abstract description 25
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 25
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical group C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 239000002318 adhesion promoter Substances 0.000 claims abstract description 10
- 239000000945 filler Substances 0.000 claims abstract description 10
- 239000004014 plasticizer Substances 0.000 claims abstract description 10
- 239000003112 inhibitor Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract 2
- 238000003756 stirring Methods 0.000 claims description 78
- 238000002156 mixing Methods 0.000 claims description 61
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims description 42
- 229920002261 Corn starch Polymers 0.000 claims description 21
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 21
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 21
- BNMJSBUIDQYHIN-UHFFFAOYSA-N butyl dihydrogen phosphate Chemical compound CCCCOP(O)(O)=O BNMJSBUIDQYHIN-UHFFFAOYSA-N 0.000 claims description 21
- 239000008120 corn starch Substances 0.000 claims description 21
- 229910000077 silane Inorganic materials 0.000 claims description 21
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 15
- 229920000570 polyether Polymers 0.000 claims description 15
- 239000013530 defoamer Substances 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 12
- IRIAEXORFWYRCZ-UHFFFAOYSA-N Butylbenzyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCC1=CC=CC=C1 IRIAEXORFWYRCZ-UHFFFAOYSA-N 0.000 claims description 8
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical group C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 claims description 7
- 229920001038 ethylene copolymer Polymers 0.000 claims description 7
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims description 6
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 6
- -1 chloro-vinyl Chemical group 0.000 claims description 5
- 229920002554 vinyl polymer Polymers 0.000 claims description 5
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004202 carbamide Substances 0.000 claims description 4
- 230000003449 preventive effect Effects 0.000 claims description 4
- 239000005995 Aluminium silicate Substances 0.000 claims description 3
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 3
- 240000004181 Eucalyptus cladocalyx Species 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 240000003183 Manihot esculenta Species 0.000 claims description 3
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims description 3
- 108010020346 Polyglutamic Acid Proteins 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 3
- TVJPBVNWVPUZBM-UHFFFAOYSA-N [diacetyloxy(methyl)silyl] acetate Chemical compound CC(=O)O[Si](C)(OC(C)=O)OC(C)=O TVJPBVNWVPUZBM-UHFFFAOYSA-N 0.000 claims description 3
- 150000004645 aluminates Chemical class 0.000 claims description 3
- 235000012211 aluminium silicate Nutrition 0.000 claims description 3
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 3
- 239000007822 coupling agent Substances 0.000 claims description 3
- LDCRTTXIJACKKU-ONEGZZNKSA-N dimethyl fumarate Chemical compound COC(=O)\C=C\C(=O)OC LDCRTTXIJACKKU-ONEGZZNKSA-N 0.000 claims description 3
- 229960004419 dimethyl fumarate Drugs 0.000 claims description 3
- 229910021485 fumed silica Inorganic materials 0.000 claims description 3
- 229920000370 gamma-poly(glutamate) polymer Polymers 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 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 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 3
- 235000019698 starch Nutrition 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 229940099259 vaseline Drugs 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920006243 acrylic copolymer Polymers 0.000 claims 1
- 239000003292 glue Substances 0.000 abstract description 7
- 238000009835 boiling Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000002023 wood Substances 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract 2
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 238000010924 continuous production Methods 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 229940100555 2-methyl-4-isothiazolin-3-one Drugs 0.000 description 18
- BEGLCMHJXHIJLR-UHFFFAOYSA-N methylisothiazolinone Chemical compound CN1SC=CC1=O BEGLCMHJXHIJLR-UHFFFAOYSA-N 0.000 description 18
- 238000006116 polymerization reaction Methods 0.000 description 10
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 description 5
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- OCFNQURUHNWPFX-UHFFFAOYSA-N 2-chloroacetic acid;prop-2-enoic acid Chemical compound OC(=O)CCl.OC(=O)C=C OCFNQURUHNWPFX-UHFFFAOYSA-N 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- WRVRNZNDLRUXSW-UHFFFAOYSA-N acetic acid;prop-2-enoic acid Chemical compound CC(O)=O.OC(=O)C=C WRVRNZNDLRUXSW-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229920006027 ternary co-polymer Polymers 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J131/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Adhesives based on derivatives of such polymers
- C09J131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09J131/04—Homopolymers or copolymers of vinyl acetate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a water-based double-component composite adhesive for bonding triamine plates and a preparation method thereof. The adhesive comprises a component A and a component B, wherein the ingredients of the component A comprise low Tg emulsion (Tg is-10 to-30 ℃), deionized water, a defoaming agent, an adhesion promoter, a plasticizer, a water-retaining agent, a filler, aqueous polyurethane and a mildew inhibitor; the component B is diphenylmethane diisocyanate, and the components A, B are mixed according to the ratio of 100:10-20 for use. Compared with PU glue, the invention has the advantages of high curing speed under the condition of ensuring high shear strength, and long-time cold pressing is not needed; the open time is long, and the method can be suitable for continuous production and the like; the glue is coated on the machine, so that the cleaning is convenient; low price, environmental protection, contribution to expanding the application range and the like, and can effectively simplify the production operation of workers and reduce the production cost of factories. The triamine board has the advantages of high wood breaking rate, environmental protection, good boiling water resistance, high temperature resistance, good low temperature resistance and the like.
Description
Technical Field
The invention relates to the technical field of adhesives, in particular to a water-based two-component composite adhesive for bonding triamine plates and a preparation method thereof.
Background
And (3) impregnating the melamine resin into special industrial paper, assembling the special industrial paper and the artificial board together when the impregnated paper impregnated with the resin is solidified to a certain degree, and pressing in a hot press to finally manufacture the decorative board. The non-water-absorbing and difficult-to-adhere base materials commonly used in the market at present adopt single-component PU or double-component PU, and have the defects of high price, short activation period, difficult brushing, difficult cleaning and the like. Because the triamine plate surface has hydrophobicity, common water gel is difficult to dry into a film, and good bonding strength cannot be provided.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and provides a water-based double-component composite adhesive for bonding a triamine plate and a preparation method thereof.
The aim of the invention is realized by the following technical scheme:
in the first aspect, the invention provides a water-based two-component composite adhesive for bonding a triamine plate, which is prepared from a component A and a component B in a mass ratio of 100:10-20; the component A is prepared from the following raw materials in parts by weight: 70-90 parts of low Tg emulsion, 0.1-1 part of water retention agent, 1-5 parts of waterborne polyurethane, 3-10 parts of plasticizer, 5-20 parts of filler, 0-0.3 part of adhesion promoter, 1-5 parts of deionized water, 0.1-0.2 part of defoamer and 0.1-0.2 part of mildew inhibitor; the component B is diphenyl methane diisocyanate, and the NCO value of the component B is 20% -60%.
Further, the low Tg emulsion is formed by mixing one or more of vinyl acetate-ethylene copolymer emulsion, chloro-acetic acid-acrylic acid ternary copolymer emulsion, vinyl chloride-vinyl acetate-acrylic ester copolymer emulsion, acetic acid-acrylic acid emulsion and vinyl acetate-butyl acrylate copolymer emulsion according to any proportion.
Further, the water-retaining agent is formed by mixing one or more of urea, sodium tripolyphosphate, trimethylolpropane, vaseline, sodium polyglutamate and biological sugar gum according to any proportion.
Further, the aqueous polyurethane is one or more of polyester aqueous polyurethane, polyether aqueous polyurethane and polyolefin aqueous polyurethane, and the aqueous polyurethane is formed by mixing the components according to any proportion.
Further, the plasticizer is one or more of dibutyl phthalate, dioctyl phthalate, tributyl citrate and butyl benzyl phthalate, which are mixed according to any proportion.
Further, the filler is formed by mixing one or more of calcined kaolin, corn starch, tapioca starch and hydrophobic fumed silica according to any proportion.
Further, the adhesion promoter is formed by mixing one or more of aluminate coupling agent, nandio-42 silane coupling agent, amino functional silane and methyltriacetoxy silane according to any proportion.
Further, the defoamer is formed by mixing one or more of n-butyl phosphate and polyether defoamer DF series according to any proportion.
Further, the mildew preventive is formed by mixing one or more of dimethyl fumarate, glycolic acid and 2-methyl-4-isothiazolin-3-ketone according to any proportion.
In a second aspect, the invention provides a preparation method of a water-based two-component composite adhesive for bonding a triamine plate, which comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 70-90 parts of low Tg emulsion, 5-20 parts of filler and 1-5 parts of deionized water, stirring and mixing for 20-60min, wherein the stirring speed is 300-800r/min;
(1.2) adding 1-5 parts of aqueous polyurethane, stirring and mixing for 20-60min, wherein the stirring speed is 200-1000r/min;
(1.3) then sequentially adding 0.1-1 part of water-retaining agent, 3-10 parts of plasticizer, 0-0.3 part of adhesion promoter, 0.1-0.2 part of defoamer and 0.1-0.2 part of mildew inhibitor, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio of 100:10-20 to obtain the water-based double-component composite adhesive for bonding the triamine plates.
The beneficial effects of the invention are as follows:
1) The low Tg emulsion is added into the components, so that the adhesive has excellent adhesive force, and the formed adhesive film has good flexibility;
2) The components are added with the aqueous polyurethane and the silane coupling agent to further strengthen the adhesive force of the glue, so that the glue can infiltrate a smooth waterproof triamine plate surface, and can form cross-linking with the component B and the amino, thereby greatly improving the dry-wet strength and the water-resistant heat-resistant strength of the plate;
3) The component B is a curing agent, can be subjected to crosslinking reaction with organic matters in the main agent and can also be subjected to reaction with hydroxyl groups in water to generate urea and biuret, so that the crosslinking strength is improved, and the quick drying of the glue is further improved;
4) The product has no solvent addition, can be glued by a machine, is convenient to produce, has no formaldehyde and low VOC.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the embodiments, it should be understood that the specific embodiments described herein are only for explaining the present invention, and not all the embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, are within the scope of the present invention.
The water-based double-component composite adhesive for bonding the triamine plates is prepared from a component A and a component B in a mass ratio of 100:10-20; the component A is prepared from the following raw materials in parts by weight: 70-90 parts of low Tg emulsion, 0.1-1 part of water retention agent, 1-5 parts of waterborne polyurethane, 3-10 parts of plasticizer, 5-20 parts of filler, 0-0.3 part of adhesion promoter, 1-5 parts of deionized water, 0.1-0.2 part of defoamer and 0.1-0.2 part of mildew inhibitor; the component B is diphenyl methane diisocyanate, and the NCO value of the component B is 20% -60%.
The low Tg emulsion (Tg is-10 to-30 ℃) is formed by mixing one or more of vinyl acetate-ethylene copolymer emulsion, chloro-vinyl acetate-acrylic acid ester copolymer emulsion, vinyl acetate-acrylic acid butyl ester copolymer emulsion according to any proportion.
The water-retaining agent is formed by mixing one or more of urea, sodium tripolyphosphate, trimethylolpropane, vaseline, sodium polyglutamate and biological sugar gum according to any proportion.
The aqueous polyurethane is one or more of polyester aqueous polyurethane, polyether aqueous polyurethane and polyolefin aqueous polyurethane, which are mixed according to any proportion.
The plasticizer is one or more of dibutyl phthalate, dioctyl phthalate, tributyl citrate and butyl benzyl phthalate, which are mixed according to any proportion.
The filler is formed by mixing one or more of calcined kaolin, corn starch, tapioca starch and hydrophobic fumed silica according to any proportion.
The adhesion promoter is one or more of aluminate coupling agent, nandao-42 silane coupling agent, amino functional silane and methyltriacetoxy silane, which are mixed according to any proportion.
The defoamer is formed by mixing one or more of n-butyl phosphate and polyether defoamer DF series according to any proportion.
The mildew preventive is formed by mixing one or more of dimethyl fumarate, glycolic acid and 2-methyl-4-isothiazolin-3-ketone according to any proportion.
The preparation method of the water-based two-component composite adhesive for bonding the triamine plates comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 70-90 parts of low Tg emulsion, 5-20 parts of filler and 1-5 parts of deionized water, stirring and mixing for 20-60min, wherein the stirring speed is 300-800r/min;
(1.2) adding 1-5 parts of aqueous polyurethane, stirring and mixing for 20-60min, wherein the stirring speed is 200-1000r/min;
(1.3) then sequentially adding 0.1-1 part of water-retaining agent, 3-10 parts of plasticizer, 0-0.3 part of adhesion promoter, 0.1-0.2 part of defoamer and 0.1-0.2 part of mildew inhibitor, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio of 100:10-20 to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 1
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of VAE emulsion (vinyl acetate-ethylene copolymer emulsion), 0.2 part of trimethylolpropane, 3 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 10 parts of corn starch, 0 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of VAE emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min at a stirring speed of 500r/min;
(1.2) adding 3 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 2
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of VAE emulsion (vinyl acetate-ethylene copolymer emulsion), 0.2 part of trimethylolpropane, 3 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 10 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of VAE emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min at a stirring speed of 500r/min;
(1.2) adding 3 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 3
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of chloro-acetic acid-propyl ternary polymerization emulsion, 0.2 part of trimethylolpropane, 3 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 10 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of chlorine-vinegar-propylene ternary polymerization emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min, wherein the stirring speed is 500r/min;
(1.2) adding 3 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 4
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of chloro-acetic acid-propyl ternary polymerization emulsion, 0.2 part of trimethylolpropane, 5 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 10 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of chlorine-vinegar-propylene ternary polymerization emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min, wherein the stirring speed is 500r/min;
(1.2) adding 5 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 5
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of chloro-acetic acid-propyl ternary polymerization emulsion, 0.2 part of trimethylolpropane, 5 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 20 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of chlorine-vinegar-propylene ternary polymerization emulsion, 20 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min, wherein the stirring speed is 500r/min;
(1.2) adding 5 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 6
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:20; the component A is prepared from the following raw materials in parts by weight: 80 parts of chloro-acetic acid-propyl ternary polymerization emulsion, 0.2 part of trimethylolpropane, 5 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 10 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of chlorine-vinegar-propylene ternary polymerization emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min, wherein the stirring speed is 500r/min;
(1.2) adding 5 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 7
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of VAE emulsion (vinyl acetate-ethylene copolymer emulsion), 0.2 part of trimethylolpropane, 3 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 5 parts of butyl benzyl phthalate, 10 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of VAE emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min at a stirring speed of 500r/min;
(1.2) adding 3 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 5 parts of phthalic acid Ding Bianzhi, 0.1 part of amino functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 8
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 90 parts of VAE emulsion (vinyl acetate-ethylene copolymer emulsion), 0.2 part of trimethylolpropane, 3 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 10 parts of corn starch, 0.1 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 90 parts of VAE emulsion, 10 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min at a stirring speed of 500r/min;
(1.2) then adding 3 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20mi, wherein the stirring speed is 800r/min, and n;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Example 9
A water-based double-component composite adhesive for bonding triamine plates is prepared from a component A and a component B in a mass ratio of 100:10; the component A is prepared from the following raw materials in parts by weight: 80 parts of chloro-acetic acid-propyl ternary polymerization emulsion, 0.2 part of trimethylolpropane, 5 parts of polyether-type waterborne polyurethane, 5 parts of dibutyl phthalate, 20 parts of corn starch, 0.3 part of amino-functional silane, 1.5 parts of deionized water, 0.1 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one; the component B is diphenylmethane diisocyanate having an NCO value of 30%.
The preparation method of the water-based double-component composite adhesive for the triamine connection plate comprises the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 80 parts of chlorine-vinegar-propylene ternary polymerization emulsion, 20 parts of corn starch and 1.5 parts of deionized water, stirring, mixing and stirring for 30min, wherein the stirring speed is 500r/min;
(1.2) adding 5 parts of polyether aqueous polyurethane, stirring, mixing and stirring for 20min, wherein the stirring speed is 800r/min;
(1.3) then sequentially adding 0.2 part of trimethylolpropane, 5 parts of dibutyl phthalate, 0.1 part of amino-functional silane, 0.3 part of n-butyl phosphate and 0.1 part of 2-methyl-4-isothiazolin-3-one, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio to obtain the water-based double-component composite adhesive for bonding the triamine plates.
Experimental data
The following test methods were used for the adhesive properties of the water-based two-component composite adhesive for bonding triamine plates prepared in each example.
The glue coating amount is 100g/m 2, after glue coating, the pressure of 5-6kg/N is adopted, and after cold pressing is carried out for 4 hours, the pressure is relieved, and the health is preserved.
Standard climate: 20+/-2 ℃ and 65+/-5% of humidity.
Table 1: adhesive performance test results
The experimental results of the examples in table 1 show that the water-based two-component composite adhesive for bonding the triamine plates has higher machine-setting strength and short required curing time, wherein it can be observed that the polyurethane and the amino functional silane can obviously improve quick-drying performance and temperature and boiling water resistance; the water-based double-component composite adhesive for bonding the triamine plates can achieve high wood breakage in 8 hours, the time required by the composite adhesive 8610 and the composite adhesive 601 is 16 hours, the curing time is shortened by half, and the working efficiency of workers is improved; and has obvious advantages compared with the competitive product in cold-hot cycle and boiling water resistant dipping stripping performance.
In conclusion, the water-based double-component composite adhesive for bonding the triamine plates is added with the low Tg emulsion (Tg is-10 to-30 ℃), so that the wettability of the adhesive is effectively improved to adapt to a triamine surface which is a compact and smooth substrate, and the polyurethane emulsion is added, so that the cohesive strength and cold and heat resistance of the adhesive are greatly improved, the problems of slow curing, long pressure and health-care time and the like of the triamine plate substrate are effectively solved, the high temperature resistance and boiling water resistance are improved, and the broken area is far ahead of a finished product.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.
Claims (10)
1. The water-based double-component composite adhesive for bonding the triamine plates is characterized by being prepared from a component A and a component B in a mass ratio of 100:10-20; the component A is prepared from the following raw materials in parts by weight: 70-90 parts of low Tg emulsion, 0.1-1 part of water retention agent, 1-5 parts of waterborne polyurethane, 3-10 parts of plasticizer, 5-20 parts of filler, 0-0.3 part of adhesion promoter, 1-5 parts of deionized water, 0.1-0.2 part of defoamer and 0.1-0.2 part of mildew inhibitor; the component B is diphenyl methane diisocyanate, and the NCO value of the component B is 20% -60%.
2. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the low Tg emulsion is one or more of vinyl acetate-ethylene copolymer emulsion, chloro-vinyl acetate-acrylic copolymer emulsion, vinyl chloride-vinyl acetate-acrylic ester copolymer emulsion, vinyl acetate-acrylic emulsion and vinyl acetate-butyl acrylate copolymer emulsion, which are mixed according to any proportion.
3. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the water-retaining agent is one or more of urea, sodium tripolyphosphate, trimethylolpropane, vaseline, sodium polyglutamate and biological sugar gum, and the two-component composite adhesive is prepared by mixing the two components according to any proportion.
4. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the water-based polyurethane is one or more of polyester-based water-based polyurethane, polyether-based water-based polyurethane and polyolefin-based water-based polyurethane, which are mixed according to any proportion.
5. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the plasticizer is one or more of dibutyl phthalate, dioctyl phthalate, tributyl citrate and butyl benzyl phthalate, which are mixed according to any proportion.
6. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the filler is one or more of calcined kaolin, corn starch, tapioca starch and hydrophobic fumed silica, which are mixed according to any proportion.
7. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the adhesion promoter is one or more of aluminate coupling agent, nandio-42 silane coupling agent, amino functional silane and methyltriacetoxy silane, which are mixed according to any proportion.
8. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the defoamer is one or more of n-butyl phosphate and polyether defoamer DF series, and the defoamer is mixed according to any proportion.
9. The water-based two-component composite adhesive for bonding triamine plates according to claim 1, wherein the mildew preventive is one or more of dimethyl fumarate, glycolic acid and 2-methyl-4-isothiazolin-3-ketone, and the mildew preventive is mixed according to any proportion.
10. The method for preparing the water-based two-component composite adhesive for bonding triamine plates according to any one of claims 1 to 9, comprising the following steps in parts by weight:
(1) And (3) preparation of the component A:
(1.1) adding 70-90 parts of low Tg emulsion, 5-20 parts of filler and 1-5 parts of deionized water, stirring and mixing for 20-60min, wherein the stirring speed is 300-800r/min;
(1.2) adding 1-5 parts of aqueous polyurethane, stirring and mixing for 20-60min, wherein the stirring speed is 200-1000r/min;
(1.3) then sequentially adding 0.1-1 part of water-retaining agent, 3-10 parts of plasticizer, 0-0.3 part of adhesion promoter, 0.1-0.2 part of defoamer and 0.1-0.2 part of mildew inhibitor, and uniformly stirring to obtain a component A;
(2) Mixing A, B components: and uniformly mixing the component A and the component B according to the weight ratio of 100:10-20 to obtain the water-based double-component composite adhesive for bonding the triamine plates.
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