阅读说明：本技术 一种可吸塑的紫外光硬化型雾面光油及其制备方法和应用 (Ultraviolet light hardening type matte gloss oil capable of being subjected to plastic absorption and preparation method and application thereof ) 是由 许文程 程荣致 郭智远 张立寰 陈志杰 于 2021-08-23 设计创作，主要内容包括：本发明公开了一种可吸塑的紫外光硬化型雾面光油,以质量百分比计,所述可吸塑的紫外光硬化型雾面光油包括,三官能聚氨酯寡聚体29.0～31.7％、六官能聚氨酯寡聚体15.0～19.8％、二官能聚氨酯寡聚体5.0～10.0％、消光粉4.7～9.3％、密促剂1.2～2.0％、高分子分散剂0.75％、消泡剂0.1％、润滑剂0.9～1.2％、光起始剂4.05～4.8％、流平助剂0.1～0.2％、防缩孔剂0.1～0.2％和醋酸乙酯溶剂29.6～32.1％,各组分含量之和为100％,本发明还提供了一种可吸塑的紫外光硬化型雾面光油的制备方法及其在家具PVC吸塑门板、封边条的应用；通过上述方式,本发明能够很好的满足薄片吸塑印刷需求,其光泽度、表面硬度、可吸塑性和气味性能均较优异,有效提升涂布适应性,改善产品质量,尤其适用于高端家具相关产品的应用。(The invention discloses a plastic-absorbable ultraviolet light-cured matte gloss oil which comprises, by mass, 29.0-31.7% of trifunctional polyurethane oligomer, 15.0-19.8% of hexafunctional polyurethane oligomer, 5.0-10.0% of difunctional polyurethane oligomer, 4.7-9.3% of matting powder, 1.2-2.0% of a sealing promoter, 0.75% of a macromolecular dispersing agent, 0.1% of a defoaming agent, 0.9-1.2% of a lubricating agent, 4.05-4.8% of a photoinitiator, 0.1-0.2% of a leveling assistant, 0.1-0.2% of an anti-shrinkage agent and 29.6-32.1% of an ethyl acetate solvent, wherein the sum of the content of the components is 100%, and the invention also provides a preparation method of the plastic-absorbable ultraviolet light-cured matte gloss oil and application of the plastic-absorbable ultraviolet light-cured matte gloss oil in plastic doors and plastic-absorbing edge sealing strips of furniture; through the mode, the invention can well meet the requirements of sheet plastic uptake printing, has excellent glossiness, surface hardness, adsorbable plasticity and odor performance, effectively improves coating adaptability, improves product quality, and is particularly suitable for application of related products of high-end furniture.)

1. The utility model provides a can inhale ultraviolet ray sclerosis type matte gloss oil of moulding which characterized in that: the UV-curable matte gloss oil capable of being sucked comprises, by mass, 29.0-31.7% of trifunctional polyurethane oligomer, 15.0-19.8% of hexafunctional polyurethane oligomer, 5.0-10.0% of difunctional polyurethane oligomer, 4.7-9.3% of extinction powder, 1.2-2.0% of accelerator, 0.75% of high-molecular dispersant, 0.1% of defoamer, 0.9-1.2% of lubricant, 4.05-4.8% of photoinitiator, 0.1-0.2% of leveling assistant, 0.1-0.2% of anti-shrinkage agent and 29.6-32.1% of ethyl acetate solvent, wherein the sum of the contents of all components is 100%.

2. The UV-curable matte gloss oil capable of being molded by suction according to claim 1, wherein: the extinction powder is silicon dioxide powder with the particle size of 2.5-3.5 um.

3. The UV-curable matte gloss oil capable of being molded by suction according to claim 1, wherein: the adhesion promoters include trifunctional phosphates and phosphate acrylates.

4. The blistering ultraviolet light hardening type matte gloss oil as claimed in claim 3, wherein: the content of the trifunctional phosphate is 0.6-1.0%, and the content of the phosphate acrylate is 0.6-1.0%.

5. The UV-curable matte gloss oil capable of being molded by suction according to claim 1, wherein: the lubricant is polytetrafluoroethylene wax.

6. The UV-curable matte gloss oil capable of being molded by suction according to claim 1, wherein: the photoinitiator comprises a solid photoinitiator Irgacure-184 and a liquid photoinitiator double 200.

7. The UV-curable matte gloss oil capable of being molded by suction according to claim 6, wherein: the content of the solid photoinitiator-184 is 1.45-2.0%, and the content of the liquid photoinitiator double 200 is 2.6-2.8%.

8. A preparation method of ultraviolet light hardening type matte gloss oil capable of plastic absorption is characterized by comprising the following steps: comprises the following preparation steps of the preparation method,

firstly, sequentially adding a hexafunctional polyurethane oligomer, a trifunctional polyurethane oligomer, matting powder, a polymeric dispersant and a half amount of ethyl acetate solvent into a high-torque stirrer according to a ratio, and stirring at a rotating speed of 1000rpm/min for at least 30min to form a vortex effect until powder is suspended uniformly;

secondly, continuously and sequentially adding the difunctional polyurethane oligomer, the compacting promoter, the defoaming agent and the polytetrafluoroethylene wax into a high-torque stirrer, and continuously stirring;

and thirdly, transferring the uniformly suspended powder mixture obtained in the second step into a homogenizer, continuously and sequentially adding the photoinitiator, the leveling assistant, the anti-shrinkage agent and a half amount of ethyl acetate solvent into the homogenizer, and stirring for 30min at the rotating speed of 600 rpm/min.

9. The preparation method of the ultraviolet light hardening type matte gloss oil capable of plastic absorption according to claim 8, wherein the preparation method comprises the following steps: in the second step, the temperature of the stirring process is controlled to be less than 40 ℃.

10. The use of the UV-curable haze gloss oil of claims 1-7 for PVC plastic-absorbing door panels and edge banding for furniture.

Technical Field

The invention relates to the technical field of decorative materials, in particular to a plastic-absorbable ultraviolet-light-hardened matte gloss oil and a preparation method and application thereof.

Background

The production of the commercial matte gloss oil mainly controls the dispersion of materials by a stirring and grinding-free process, the selection of the materials is simple, the production is usually suitable for the matte coating of thick plastic sheets, and the light transmittance of the gloss oil is general, the trend of original grains below a substrate can be shielded, and the increasingly high-quality decoration requirement cannot be met.

The UV fog oil, namely the ultraviolet light hardening type matte surface gloss oil, becomes a main substitute of the traditional ink with the characteristics of good adhesive force, wear resistance, weather resistance and the like, but the use requirement of the UV fog oil product is higher, for example, the UV fog oil glazing must meet the surface characteristics of glossiness, stretchability, chemical resistance and the like on a thin sheet plastic absorbing film, and meanwhile, the UV fog oil glazing also has the requirements on adhesion fastness and curing speed.

The UV mist oil use process feedback on the market at present has a plurality of problems: uneven coating leveling, unstable gloss, cracking after plastic suction, heavy monomer odor and poor quality of final printed products, so a new UV mist oil product with better service performance is urgently needed to be developed.

Disclosure of Invention

The invention mainly solves the technical problem of providing the plastic-absorbable ultraviolet light hardening type matte gloss oil, and the preparation method and the application thereof, can well meet the requirements of sheet plastic-absorbing printing, has excellent glossiness, surface hardness, plastic absorbability and odor performance, effectively improves coating adaptability, improves product quality, and is particularly suitable for the application of related products of high-end furniture.

In order to solve the technical problems, the invention adopts a technical scheme that: the plastic-absorbable ultraviolet-light-cured matte gloss oil comprises, by mass, 29.0-31.7% of trifunctional polyurethane oligomer, 15.0-19.8% of hexafunctional polyurethane oligomer, 5.0-10.0% of difunctional polyurethane oligomer, 4.7-9.3% of matting powder, 1.2-2.0% of a sealing agent, 0.75% of a macromolecular dispersing agent, 0.1% of an antifoaming agent, 0.9-1.2% of a lubricant, 4.05-4.8% of a photoinitiator, 0.1-0.2% of a leveling assistant, 0.1-0.2% of an anti-shrinkage agent and 29.6-32.1% of an ethyl acetate solvent, wherein the sum of the content of the components is 100%.

Preferably, the extinction powder is silicon dioxide powder with the particle size of 2.5-3.5 um.

Preferably, the adhesion promoter comprises a trifunctional phosphate and a phosphate acrylate.

Preferably, the content of the trifunctional phosphate is 0.6-1.0%, and the content of the phosphate acrylate is 0.6-1.0%.

Preferably, the lubricant is a polytetrafluoroethylene wax.

Preferably, the photoinitiator comprises a solid photoinitiator Irgacure-184 and a liquid photoinitiator Doublecure 200.

Preferably, the content of the solid photoinitiator-184 is 1.45-2.0%, and the content of the liquid photoinitiator double 200 is 2.6-2.8%.

In order to solve the technical problem, the invention adopts another technical scheme that: provides a preparation method of ultraviolet light hardening type matte gloss oil capable of plastic absorption, which comprises the following preparation steps,

firstly, sequentially adding a hexafunctional polyurethane oligomer, a trifunctional polyurethane oligomer, matting powder, a polymeric dispersant and a half amount of ethyl acetate solvent into a high-torque stirrer according to a ratio, and stirring at a rotating speed of 1000rpm/min for at least 30min to form a vortex effect until powder is suspended uniformly;

secondly, continuously and sequentially adding the difunctional polyurethane oligomer, the compacting promoter, the defoaming agent and the polytetrafluoroethylene wax into a high-torque stirrer, and continuously stirring;

and thirdly, transferring the uniformly suspended powder mixture obtained in the second step into a homogenizer, continuously and sequentially adding the photoinitiator, the leveling assistant, the anti-shrinkage agent and a half amount of ethyl acetate solvent into the homogenizer, and stirring for 30min at the rotating speed of 600 rpm/min.

Preferably, the temperature of the stirring process in the second step is controlled to be less than 40 ℃.

In order to solve the technical problem, the invention adopts another technical scheme that: provides the application of the ultraviolet light hardening type matte gloss oil capable of being used for plastic absorption in PVC plastic uptake door plates and edge banding strips of furniture.

The invention has the beneficial effects that:

a kind of ultraviolet light hardening type fog face gloss oil that can absorb plastics and its preparation method and application, adjust its light curing reaction process through trifunctional polyurethane oligomer and mix and put up hexa-functional and difunctional polyurethane oligomer, have balanced stress, do not cause the shrink; meanwhile, the flatting powder with the specified particle size range is combined to reduce the gloss of a coating film, the adhesion is promoted by the sealing agent, the yellowing of the coating film is effectively controlled by the photoinitiator, the leveling of the film layer is promoted by the leveling assistant, the shrinkage-proof agent is used for preventing the shrinkage of the surface of the film layer, and meanwhile, the ethyl acetate solvent is selected to effectively reduce the surface tension and is environment-friendly;

in addition, the shearing effect and the high-speed dispersion process of the high-torque stirring machine are combined to ensure that the eddy effect is formed, the homogenizer ensures the mixing quality of materials, the temperature of a system is controlled to be lower than 40 ℃ through the matching of viscosity and stirring speed, the produced fog oil product can well meet the requirements of sheet plastic uptake printing, the glossiness, the surface hardness, the adsorbability and the smell performance are excellent, the product is three-dimensional, water-washing resistant, dry-wet wiping resistant and plastic uptake resistant, the coating adaptability is effectively improved, the original trend of the bottom material below the bottom material after being coated above the bottom material is still clear, the product can better meet the use requirements of people, meanwhile, the printed product can be subjected to plastic uptake stretching, the comprehensive surface wear-resisting and scratch-resisting tests are performed, the product is environment-friendly and nontoxic, and the application requirements and the standards of relevant products aiming at high-end furniture in the market are filled.

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more readily understand the advantages and features of the present invention, and to clearly and unequivocally define the scope of the present invention.

Example 1:

a plastic absorbable ultraviolet light hardening matte gloss oil comprises the following components in percentage by mass: 15.0% of hexafunctional polyurethane oligomer, 30.0% of trifunctional polyurethane oligomer, 9.3% of matting powder, 0.75% of high molecular dispersant, 32.1% of ethyl acetate solvent, 5.0% of bifunctional polyurethane oligomer, 1.0% of trifunctional phosphate ester accelerator, 1.0% of phosphate ester acrylate accelerator, 0.1% of defoaming agent, 1.2% of lubricant, 1841.45% of solid photoinitiator-1841.45% of liquid photoinitiator Doublecure 2002.7% of leveling assistant, 0.2% of anti-cratering agent, and the sum of the contents of all components is 100%.

A preparation method of ultraviolet light hardening type matte gloss oil capable of plastic absorption comprises the following preparation steps:

firstly, sequentially adding a hexafunctional polyurethane oligomer, a trifunctional polyurethane oligomer, matting powder, a polymeric dispersant and a half amount of ethyl acetate solvent into a high-torque stirrer according to the proportion, and stirring at the rotating speed of 1000rpm/min for at least 30min to form a vortex effect until the powder is uniformly suspended;

secondly, continuously and sequentially adding difunctional polyurethane oligomer, trifunctional phosphate ester adhesion promoter, phosphate ester acrylate adhesion promoter, defoaming agent and polytetrafluoroethylene wax into a high-torque stirrer, continuously stirring, monitoring the temperature of the system through an infrared thermometer in the stirring process, and controlling the temperature of the system to be less than 40 ℃ in the stirring process;

and thirdly, transferring the powder uniformly suspended mixture obtained in the second step into a homogenizer, continuously and sequentially adding a solid photoinitiator Irgacure-184, a liquid photoinitiator Doublecure 200, a leveling assistant, an anti-shrinkage agent and a half amount of ethyl acetate solvent into the homogenizer, and stirring for 30min at the rotating speed of 600 rpm/min.

In addition, the sources of the components involved in this example are:

trifunctional polyurethane oligomers, available from baojun chemical under the trade name 2023;

hexafunctional polyurethane oligomers available from the Changxing chemical industry under the trade name 6145-;

difunctional polyurethane oligomers, available from double bond chemical under the trade name doubecure 553;

matting agent available from Woodfordia under the trade name Acermat OK 412;

a trifunctional phosphate thickener available from sartomer under the trade name SR 9051 NS;

phosphate acrylate adhesion promoter available from JiuTai under trade name B-02;

polymeric dispersants available from Bike chemical under the trade name BYK-2155;

defoamer available under the tradename digo Tego Airex 920 from bodii;

lubricant, available from dai, under the tradename Ceraflour 996;

solid photoinitiator Irgacure-184, available from SyncGilg, under the trade name Irgacure 184;

a liquid photoinitiator, doubtlecure 200, available from double bond chemical, under the trade name doubtlecure 200;

a leveling aid available from Pico chemical under the trade name BYK-361N;

anti-cratering agent, available from Bike chemical under the trade name BYK-333;

ethyl acetate solvent, available from politician under the trade name EAC.

Example 2:

a plastic absorbable ultraviolet light hardening matte gloss oil comprises the following components in percentage by mass: 18.0% of hexafunctional polyurethane oligomer, 29.0% of trifunctional polyurethane oligomer, 4.7% of matting powder, 0.75% of polymer dispersant, 29.6% of ethyl acetate solvent, 10.0% of bifunctional polyurethane oligomer, 1.0% of trifunctional phosphate ester accelerator, 1.0% of phosphate ester acrylate accelerator, 0.1% of defoaming agent, 0.9% of lubricant, Irgacure-1842.0% of solid photoinitiator, 2002.8% of liquid photoinitiator Doubleche, 0.1% of leveling assistant and 0.1% of anti-shrinkage agent, wherein the sum of the contents of all components is 100%.

The sources of the components involved in this example were the same as in example 1.

The preparation method in this example was the same as that in example 1.

Example 3:

a plastic absorbable ultraviolet light hardening matte gloss oil comprises the following components in percentage by mass: 19.8% of hexafunctional polyurethane oligomer, 31.7% of trifunctional polyurethane oligomer, 3.7% of matting powder, 0.75% of polymer dispersant, 31.3% of ethyl acetate solvent, 6.5% of bifunctional polyurethane oligomer, 0.6% of trifunctional phosphate ester accelerator, 0.6% of phosphate ester acrylate accelerator, 0.1% of defoaming agent, 0.9% of lubricant, Irgacure-1841.45% of solid photoinitiator, 2002.6% of liquid photoinitiator Doubleche, 0.15% of leveling assistant and 0.1% of anti-shrinkage agent, wherein the sum of the contents of all components is 100%.

The sources of the components involved in this example were the same as in example 1.

The preparation method in this example was the same as that in example 1.

The performance tests of the mist oil products obtained in the 3 embodiments are respectively carried out, and the test items comprise the following aspects:

(1) viscosity, measured by a No. Zahn 4 viscosity cup, and constant temperature condition of 25 ℃;

(2) gloss: measured by a gloss meter;

(3) surface hardness: measuring by a pencil hardness meter;

(4) adsorbable plasticity: carrying out vacuum forming by a vacuum plastic sucking machine, and observing whether the film layer is cracked after being stretched;

(5) dry and wet rub resistance: wiping the surface back and forth by using butanone and ethyl acetate;

(6) fog smell: the judgment is carried out through olfactory senses.

The test results obtained for the above 3 examples are as follows:

	example 1	Example 2	Example 3
				Viscosity (seconds)	25	28	26
Degree of gloss (°)	9.7	20	16
				Surface hardness (H)	2H or more	2H or more	2H or more
Absorbable plasticity	Does not crack	Does not crack	Does not crack
				Dry and wet resistant wiper	Can not fall off the film and lose light	Can not fall off the film and lose light	Can not fall off the film and lose light
Oil mist smell	Has little smell	Has little smell	Has little smell

The viscosity of the product obtained by the invention is 25-28 seconds, the glossiness is 5-20 degrees, the surface hardness is above 2H, the film layer does not crack after being stretched, the product is wiped back and forth by butanone and ethyl acetate, the film does not fall off and lose gloss, and the mist oil product has very small smell and accords with the European, American, environmental and non-toxic standards.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.