CN110903799A - Water-based light-cured stone decorative surface adhesive - Google Patents
Water-based light-cured stone decorative surface adhesive Download PDFInfo
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- 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
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
- C09J163/10—Epoxy resins modified by unsaturated compounds
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- 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
- C09J11/04—Non-macromolecular additives inorganic
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- 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
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- 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
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- 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
- C09J167/00—Adhesives based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Adhesives based on derivatives of such polymers
- C09J167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
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- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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Abstract
The invention provides a water-based light-cured stone decorative surface adhesive which comprises water-based light-cured resin and a water-based photoinitiator, wherein the water-based photoinitiator is a mixture of a water-based acetophenone derivative photoinitiator and an organic phosphine compound photoinitiator. The invention selects the water-based light-cured resin, can realize the formulation of the non-reactive diluent, and reduce the curing volume shrinkage caused by the participation of the reactive diluent in the reaction; the organic solvent is safe, environment-friendly and nontoxic, and harm to the ecological environment and human health caused by the organic solvent is avoided; the invention compounds the water-based acetophenone derivative photoinitiator and the organic phosphine compound photoinitiator, so that the colloid can be quickly cured under the conditions of high temperature and low temperature, the production efficiency is high, the flow operation is easy to realize, and the method is suitable for automatic production. The water-based light-cured stone decorative surface adhesive has the advantages of high curing speed, high bonding strength, good air permeability and excellent yellowing resistance by adding the specific auxiliary agent and reasonably compounding.
Description
Technical Field
The invention relates to the technical field of light-cured materials, in particular to a water-based light-cured stone decorative surface adhesive.
Background
Most of the stone surface glue on the market at present is an epoxy resin system, the price is expensive, the curing time is long, long-time waiting is needed in the construction process, the stone surface glue is not suitable for flow process, and the working efficiency is influenced; in addition, the viscosity of the epoxy resin is high, the product viscosity is reduced by adopting a method of adding a diluent in the market, but the method can cause the VOC content of the product to be higher, cause harm to the atmosphere and the human health, damage the ecological environment of human beings, reduce the mechanical property of the product after adding the diluent, and cause the defects of low adhesion with the surface of the stone material and the like; and after the epoxy resin is cured, a layer of compact protective film is formed on the surface of the stone, so that micropores of the stone are completely blocked, the air permeability of the stone is blocked, the moisture in the stone or at the bottom of the stone cannot be normally discharged, and the stone lesions such as water stain, wet mark, saltpetering, mildew and the like are easily formed on the stone.
The patent application with publication number CN109266277A discloses a transparent, high-hardness and yellowing-resistant epoxy stone surface adhesive and a preparation process thereof, and particularly discloses an epoxy stone surface adhesive, wherein an adhesive A (composed of epoxy resin, benzyl alcohol, an active diluent, an organosilane coupling agent, a defoaming agent, a leveling agent and an ultraviolet-resistant absorbent) and an adhesive B (composed of a modified amine curing agent) are cured according to a ratio of 2-4: 1, and the curing process needs to be performed at room temperature for 30min and then is performed at 60 ℃ for 1 h. It contains diluent, which causes certain harm to the atmosphere and human health; and the curing time is long, and long-time waiting is needed in the construction process, so that the working efficiency is influenced.
The patent application with publication number CN108203559A discloses a stone surface mildew-proof light-variable curing water-based stone protective agent and a preparation method thereof, wherein the method specifically discloses that the antibacterial and mildew-proof performance of the water-based stone protective agent is enhanced by adopting a nano adsorbent carrier slow-release technology, taking a carbon nano tube nano adsorbent as a carrier, adsorbing a mildew-proof agent and a bactericide, but the adhesive force and the mechanical strength of the stone protective agent with stone are insufficient.
Therefore, a surface adhesive for stone decoration, which has the advantages of high curing speed, high bonding strength and environmental protection, is urgently needed in the market.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a water-based light-cured stone decorative surface adhesive.
The water-based light-cured stone decorative surface adhesive provided by the invention comprises water-based light-cured resin and a water-based photoinitiator, wherein the water-based photoinitiator is a mixture of a water-based acetophenone derivative photoinitiator and an organic phosphine compound photoinitiator.
The invention selects the water-based light-cured resin, can realize the formulation of the non-reactive diluent, and reduce the curing volume shrinkage caused by the participation of the reactive diluent in the reaction; and the organic solvent is safe, environment-friendly and nontoxic, so that the harm of the organic solvent to the ecological environment and the human health is avoided.
The water-based acetophenone derivative photoinitiator has the characteristics of good thermal stability, excellent yellowing resistance, good water solubility, high initiation efficiency and the like, has the characteristics of good visible light influence, good thermal stability, high initiation activity, no yellowing, small influence of oxygen inhibition on polymerization and the like, aromatic acyl-ortho-acyl bonds generate free radicals with aromatic acyl and phosphorus as centers through α -cracking after absorbing light energy, and an acoustic chromophore absorbing visible light is destroyed in a photolysis process, so that light can enter the material to promote deep curing, namely, the photobleaching effect is achieved.
Preferably, the aqueous acetophenone derivative photoinitiator is one or more of 2-hydroxy-4' - (2-hydroxyethoxy) -2-methyl propiophenone (IRGACURE 2959), 2-hydroxy-2-methyl-1-phenyl-1-propanone (DAROCUR 1173), and 1-hydroxycyclohexyl phenyl ketone (IRGACURE 184).
Preferably, the organophosphine compound photoinitiator is one or more of ethyl 2,4, 6-trimethylbenzoylphenylphosphonate (IRGACURE TPO-L), 45% aqueous phenyl bis (2,4, 6-trimethylbenzoyl) phosphine oxide (IRGACURE819 DW).
Preferably, the mass ratio of the water-based acetophenone derivative photoinitiator to the organic phosphine compound photoinitiator is (0.5-2): 1.
The effect of the invention for compounding the water-based acetophenone derivative photoinitiator and the organic phosphine compound photoinitiator is verified as follows:
100 parts of water-based light-cured resin (35 parts of water-based epoxy acrylic resin, 35 parts of water-based polyester acrylic resin and 30 parts of water) and 4 parts of different water-based photoinitiators are dried, dehydrated and pretreated, and then irradiated under an ultraviolet lamp, and the curing time is tested, and the results are shown in table 1.
TABLE 1 curing time of aqueous photocurable resins with addition of different aqueous photoinitiators
| Class of aqueous photoinitiators | Temperature (. degree.C.) | Gel time(s) |
| IRGACURE 754 | 25 | 7′40″ |
| IRGACURE 651 | 25 | 7′02″ |
| IRGACURE 2959 | 25 | 3′22″ |
| DAROCUR 1173 | 25 | 3′03″ |
| IRGACURE 184 | 25 | 3′20″ |
| IRGACURE TPO-L | 25 | 3′35″ |
| IRGACURE 819DW | 25 | 3′46″ |
| IRGACURE 2959：IRGACURE TPO-L＝1:1 | 25 | 1′41″ |
| IRGACURE 2959：IRGACURE 819DW＝1:1 | 25 | 1′52″ |
| DAROCUR 1173：IRGACURE TPO-L＝1:1 | 25 | 1′36″ |
| IRGACURE 184：IRGACURE TPO-L＝1:1 | 25 | 1′50″ |
Remarking: IRGACURE 754 is benzoylformate photoinitiator, and IRGACURE 651 is benzil ketal photoinitiator; the two photoinitiators are similar in chemical structure, and are cracked under the illumination condition to generate benzoyl free radicals with low initiation efficiency, and the free radicals have poor solubility and are not high in efficiency when used as the photoinitiators. The gel time of the aqueous photocurable resin measured from the above table can also be shown.
Preferably, the aqueous photoinitiator is DAROCUR 1173 and IRGACURE TPO-L in a mass ratio of 1:1, and the mass percentage of the aqueous photoinitiator in the aqueous photocurable resin is 1-8%.
Preferably, the water-based light-cured stone decorative surface adhesive comprises the following components in parts by weight: 100 parts of water-based light-cured resin, 1-8 parts of water-based photoinitiator, 0.5-3 parts of water-based light stabilizer, 0.1-1 part of water-based flatting agent and 0.1-1 part of water-based defoaming agent.
Preferably, the aqueous light-cured resin comprises 50-90% of aqueous light-cured resin prepolymer and the balance of water, and the aqueous light-cured resin prepolymer is one or more of aqueous epoxy acrylic resin, aqueous polyurethane acrylic resin and aqueous polyester acrylic resin. The light-cured resin is different from the traditional epoxy resin system, has good air permeability, and is not easy to form stone 'pathological changes' such as water stain, wet mark, saltpetering, mildew and the like on the stone.
Preferably, the aqueous light stabilizer is one or more of TINUVIN1130, TINUVIN477DW, TINUVIN5050, TINUVIN5060 and TINUVIN 5151. The above-mentioned aqueous light stabilizers are all products of the Basff manufacturer. Experiments show that the water-based light stabilizer added into the water-based light-cured stone decorative face adhesive can generate a synergistic effect with a water-based photoinitiator, so that the adhesive is resistant to ultraviolet irradiation, the color is stable, and the yellowing resistance of the adhesive is effectively improved.
In a preferred embodiment of the invention, the aqueous light stabilizer is TINUVIN 5050.
In a preferred embodiment of the invention, the aqueous light stabilizer is TINUVIN477DW and TINUVIN5151 in a mass ratio of 2: 1.
In a preferred embodiment of the invention, the aqueous light stabilizer is TINUVIN1130, TINUVIN477DW and TINUVIN5050 in a mass ratio of 1:1: 1.
Preferably, the aqueous leveling agent is one or more of an acrylate leveling agent and a polyether siloxane leveling agent.
Preferably, the aqueous defoamer is one or more of a mineral oil-based defoamer, a polyether-modified polysiloxane defoamer and a hydrophobic polyether defoamer.
Preferably, the waterborne light-cured stone decorative surface glue also comprises 10-20 parts by weight of reinforcing materials. The addition of the reinforcing material improves various indexes such as hardness, impact toughness, flexural modulus and the like of the cured face glue to a certain extent.
More preferably, the reinforcing material is a whisker material and a light-transmitting powder. The whisker material is one or more of aluminum borate whisker, aluminum oxide whisker, calcium sulfate whisker and calcium carbonate whisker. The light-transmitting powder is one or more of polymethyl methacrylate, silicon dioxide and glass powder. Further preferably, the length of the whisker material is less than 25 μm, and the particle size of the light-transmitting powder is less than 25 μm.
A whisker refers to a fiber that is naturally formed or grown in the form of a single crystal under artificially controlled conditions (predominant form), has a very small diameter (on the order of micrometers), does not contain defects (grain boundaries, dislocations, voids, etc.) that are normally present in materials, has a highly ordered atomic arrangement, and thus has a strength close to the theoretical value of a complete crystal, and a mechanical strength equal to the force between adjacent atoms; the highly oriented structure of the whisker not only enables the whisker to have high strength, high modulus and high elongation, but also has electric, optical, magnetic, dielectric, conductive and superconducting properties; the strength of the whiskers is much higher than other chopped fibers. The light-transmitting material comprises an inorganic light-transmitting material and a high-molecular light-transmitting material, and comprises materials which transmit visible light (with the wavelength of 0.39-0.76 mu m), infrared light (with the wavelength of 1-1000 mu m) and ultraviolet light (with the wavelength of 0.01-0.4 mu m); the light-transmitting material disclosed by the invention takes polymethyl methacrylate as an example, and has high transparency, the visible light transmittance reaches 90-92%, the ultraviolet light transmittance reaches 73.5%, and the light-transmitting material is high in mechanical strength and good in toughness. Experiments show that when the whisker material and the light-transmitting powder are compounded to be used as a reinforcing material, the cured hardness, impact toughness, flexural modulus and other properties are obviously superior to those of other reinforcing materials.
In a preferred embodiment of the invention, the reinforcing material is calcium sulfate whisker and glass powder, and the mass ratio of the calcium sulfate whisker to the glass powder is 2: 1.
In a preferred embodiment of the invention, the reinforcing material is calcium carbonate whisker and silicon dioxide powder, and the mass ratio of the calcium carbonate whisker to the silicon dioxide powder is 2: 1.
In a preferred implementation of the present invention, the aqueous photocurable stone decorative surface adhesive specifically comprises the following components, by weight: 30 parts of waterborne epoxy acrylic resin, 50 parts of waterborne polyurethane acrylic resin, 20 parts of water, 2-hydroxy-4' - (2-hydroxyethoxy) -2-methyl propiophenone) 2 parts, 3 parts of 2,4, 6-trimethyl benzoyl phenyl ethyl phosphonate, 3 parts of TINUVIN477DW2 parts, 0.6 part of acrylate flatting agent, 0.4 part of polyether modified polysiloxane defoaming agent, 0.2 part of hydrophobic polyether defoaming agent, 5 parts of aluminum borate whisker, 5 parts of aluminum oxide whisker and 6 parts of polymethyl methacrylate.
In another preferred embodiment, the water-based light-cured stone decorative surface adhesive specifically comprises the following components in parts by weight: 35 parts of waterborne epoxy acrylic resin, 35 parts of waterborne polyurethane acrylic resin, 30 parts of water, 2 parts of 1-hydroxycyclohexyl phenyl ketone, 2 parts of 45% phenyl bis (2,4, 6-trimethyl benzoyl) phosphine oxide aqueous solution, 2 parts of TINUVIN 11300.5 parts, 0.5 part of TINUVIN477DW 0.5, 50501.5 parts of polyether siloxane leveling agent, 0.5 part of polyether modified polysiloxane defoaming agent, 5 parts of aluminum oxide whisker, 5 parts of polymethyl methacrylate and 5 parts of glass powder.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. the invention selects the water-based light-cured resin, can realize the formulation of the non-reactive diluent, and reduce the curing volume shrinkage caused by the participation of the reactive diluent in the reaction; the organic solvent is safe, environment-friendly and nontoxic, and harm to the ecological environment and human health caused by the organic solvent is avoided;
2. according to the invention, the water-based acetophenone derivative photoinitiator and the organic phosphine compound photoinitiator are compounded for use, so that the colloid can be rapidly cured under the conditions of high temperature and low temperature, the production efficiency is high, the flow operation is easy to realize, and the method is suitable for automatic production;
3. according to the invention, the whisker material and the transparent powder are compounded and cooperate with other components in the colloid, so that the adhesive strength of the colloid is enhanced;
4. according to the invention, the water-based light-cured stone decorative surface adhesive with high curing speed, high bonding strength, good air permeability and excellent yellowing resistance is obtained by adding the specific auxiliary agent and reasonably compounding.
Detailed Description
The following examples are given to further illustrate the embodiments of the present invention. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example 1
The embodiment provides a water-based light-cured stone decorative surface adhesive which comprises the following components in parts by weight: 35 parts of water-based epoxy acrylic resin, 35 parts of water-based polyester acrylic resin, 30 parts of water, 29592 parts of IRGACURE, 2 parts of IRGACUREPO-L, 11301 parts of TINUVIN, 0.5 part of acrylate leveling agent, 0.5 part of mineral oil-based defoaming agent, 10 parts of aluminum borate whisker and 2 parts of polymethyl methacrylate.
Examples 2-36 also provide a water-based light-cured stone decorative surface adhesive, except that the components are different from those in example 1, specifically shown in table 2.
TABLE 2 composition of aqueous light-cured surface adhesive for stone decoration
TABLE 2 waterborne light-cured Stone decorative surface glue composition (continue table)
TABLE 2 waterborne light-cured Stone decorative surface glue composition (continue table)
TABLE 2 waterborne light-cured Stone decorative surface glue composition (continue table)
Examples of the experiments
The aqueous photocurable stone decorative top-coat adhesives obtained in examples 1 to 36 and comparative examples (commercially available bisphenol A type epoxy top-coat adhesives) were subjected to performance tests including curing time, hardness, impact toughness, flexural modulus, color difference values and water vapor transmission rate, and the test results are shown in Table 3.
The specific method of each test is as follows:
curing time: after the pretreatment of drying and water removal, irradiating under a 500W ultraviolet lamp, and testing the curing time under different temperature conditions;
hardness: after a sample to be tested is pretreated by drying and water removal, the sample is irradiated and cured under a 500W ultraviolet lamp, and a Babbitt hardness test method for determining cured substances by referring to GB/T3854-;
impact toughness and flexural modulus of elasticity: referring to a JC/T989-2016 test method, after a cured substance sample block is prepared, a universal tensile machine is used for testing;
color difference value: according to the GB/T14522-2008 test method, after the colloid condensate is irradiated under a UVA340nm type fluorescent ultraviolet lamp in an ultraviolet light aging test box (model: LRHS-UVN, manufacturer: Shenyang ultraviolet aging test box factory) for 70 hours, a chromatometer (brand: 3nh Sanenchi, model: NR110, manufacturer: Tian Youli Standard illuminant Co., Ltd., Shenzhen) is used for measuring the color difference value;
water vapor transmission rate: according to the GB/T30412-2013 test method, a condensate sample to be detected is placed in a sample cavity of a water vapor transmission rate tester (W-B-61E water vapor transmission rate tester, West Tang electromechanical technology, Inc., Guangzhou) for fixing and testing.
Table 3 Performance test data of the waterborne light-cured stone decorative surface adhesive and the commercially available epoxy surface adhesive obtained in the examples
As can be seen from the above table, the water-based light-cured stone decorative surface adhesive provided by the embodiment of the invention has the characteristics of high curing speed, high bonding strength, good air permeability and excellent yellowing resistance.
Finally, the examples are only preferred embodiments and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The water-based light-cured stone decorative surface adhesive is characterized by comprising water-based light-cured resin and a water-based photoinitiator, wherein the water-based photoinitiator is a mixture of a water-based acetophenone derivative photoinitiator and an organic phosphine compound photoinitiator.
2. The water-based photo-curable stone decorative surfacing glue of claim 1, wherein the water-based acetophenone derivative photoinitiator is one or more of 2-hydroxy-4' - (2-hydroxyethoxy) -2-methylpropiophenone), 2-hydroxy-2-methyl-1-phenyl-1-propanone, and 1-hydroxycyclohexyl phenyl ketone;
the organic phosphine compound photoinitiator is one or more of 2,4, 6-trimethyl benzoyl phenyl ethyl phosphonate and 45% of phenyl bis (2,4, 6-trimethyl benzoyl) phosphine oxide aqueous solution;
preferably, the mass ratio of the water-based acetophenone derivative photoinitiator to the organic phosphine compound photoinitiator is (0.5-2): 1.
3. The water-based light-cured stone decorative surface adhesive as claimed in claim 1 or 2, which is characterized by comprising the following components in parts by weight: 100 parts of water-based light-cured resin, 1-8 parts of water-based photoinitiator, 0.5-3 parts of water-based light stabilizer, 0.1-1 part of water-based flatting agent and 0.1-1 part of water-based defoaming agent.
4. The water-based light-cured stone decorative surface adhesive as claimed in claim 3, wherein the water-based light-cured resin comprises 50-90% of water-based light-cured resin prepolymer and the balance of water, and the water-based light-cured resin prepolymer is one or more of water-based epoxy acrylic resin, water-based polyurethane acrylic resin and water-based polyester acrylic resin.
5. The waterborne photocurable stone decorative topcoat as claimed in claim 3, wherein the waterborne light stabilizer is one or more of TINUVIN1130, TINUVIN477DW, TINUVIN5050, TINUVIN5060 and TINUVIN 5151.
6. The water-based light-cured stone decorative surface adhesive as claimed in claim 3, wherein the water-based leveling agent is one or more of an acrylate leveling agent and a polyether siloxane leveling agent.
7. The water-based light-cured stone decorative surface glue as claimed in claim 3, wherein the water-based defoaming agent is one or more of a mineral oil-based defoaming agent, a polyether-modified polysiloxane defoaming agent and a hydrophobic polyether defoaming agent.
8. The water-based light-cured stone decorative surface adhesive according to any one of claims 3 to 7, further comprising 10 to 20 parts by weight of a reinforcing material; preferably, the reinforcing material is a whisker material and a light-transmitting powder.
9. The water-based light-cured stone decorative surface glue as claimed in claim 8, wherein the whisker material is one or more of aluminum borate whisker, aluminum oxide whisker, calcium sulfate whisker and calcium carbonate whisker, and the length of the whisker material is less than 25 μm;
the light-transmitting powder is one or more of polymethyl methacrylate, silicon dioxide and glass powder, and the particle size of the light-transmitting powder is less than 25 mu m.
10. The water-based light-cured stone decorative surface adhesive as claimed in claim 8, which is characterized by comprising the following components in parts by weight: 30 parts of waterborne epoxy acrylic resin, 50 parts of waterborne polyurethane acrylic resin, 20 parts of water, 2-hydroxy-4' - (2-hydroxyethoxy) -2-methyl propiophenone) 2 parts, 3 parts of 2,4, 6-trimethyl benzoyl phenyl ethyl phosphonate, TINUVIN477DW2 parts, 0.6 part of acrylate flatting agent, 0.4 part of polyether modified polysiloxane defoaming agent, 0.2 part of hydrophobic polyether defoaming agent, 5 parts of aluminum borate whisker, 5 parts of aluminum oxide whisker and 6 parts of polymethyl methacrylate.
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| CN111269639A (en) * | 2020-03-25 | 2020-06-12 | 云浮循环经济工业园协同创新研究院 | Dual-spectrum curing natural stone gum composition |
| CN111808567A (en) * | 2020-07-31 | 2020-10-23 | 肇庆福田化学工业有限公司 | Water-based light-curing adhesive for natural stone bottom mesh adhesive and preparation method thereof |
| CN113985535A (en) * | 2021-10-28 | 2022-01-28 | 中国科学院半导体研究所 | Method for determining ultraviolet adhesive curing time for optical module packaging |
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Effective date of registration: 20230907 Address after: No. 6 Danjin Road, Industrial Concentration Zone, Baita Town, Jintan District, Changzhou City, Jiangsu Province, 213299 Patentee after: Jiangsu Hercules Marble Care Materials Co.,Ltd. Address before: 430040 No.26, Jinhai Industrial Park Road, Jinyinhu office, Dongxihu District, Wuhan City, Hubei Province Patentee before: WUHAN KEDA MARBLE PROTECTIVE MATERIALS Co.,Ltd. |