Rotary metal target material and preparation method thereof

Abstract

The invention discloses a preparation method of a rotary metal target material. The preparation method comprises the following steps: weighing modified liquid in parts by weight: 2-5 parts of a sodium dodecyl benzene sulfonate solution, 1-3 parts of a silane coupling agent KH550, 2-4 parts of stearic acid, 4-7 parts of a sodium alginate blending yttrium agent and 2-5 parts of a blending agent; uniformly mixing and fully stirring a sodium dodecyl benzene sulfonate solution, a silane coupling agent KH550, stearic acid, a sodium alginate blending yttrium agent and a blending agent to obtain a modified solution; according to the rotating metal target material, niobium oxide powder is soaked into a modification solution to be stirred, then plasma spraying and sintering improvement are matched to obtain the rotating metal target material, and the modification solution is prepared from a sodium dodecyl benzene sulfonate solution, a silane coupling agent KH550, stearic acid, a sodium alginate blending yttrium agent and a blending agent through blending and cooperation. And the sodium alginate blending yttrium agent and the blending agent are blended and cooperated to achieve a common synergistic effect.

Description

Technical Field

[0001] The invention relates to the technical field of target materials, and in particular to a rotating metal target material and a preparation method thereof. Background Art

[0002] Since the utilization rate of rotating targets is much higher than that of planar targets, the demand for rotating targets is increasing day by day, and the requirements for targets are also getting higher and higher. The rotating metal targets used in the prior art have poor conductivity. In order to improve the conductivity of the product, the wear resistance of the target is poor, and it is difficult to achieve coordinated improvement of conductivity and wear resistance of the product. In addition, the performance stability of the product under acid corrosion conditions is poor, which limits the use efficiency of the product. Summary of the invention

[0003] In view of the defects of the prior art, an object of the present invention is to provide a rotating metal target and a preparation method thereof to solve the problems raised in the above background technology.

[0004] The present invention solves the technical problem by adopting the following technical solution: The present invention provides a method for preparing a rotating metal target, comprising the following steps:

[0005] Step 1: Weigh the modified liquid according to weight:

[0006] 2-5 parts of sodium dodecylbenzene sulfonate solution, 1-3 parts of silane coupling agent KH550, 2-4 parts of stearic acid, 4-7 parts of sodium alginate, yttrium agent and 2-5 parts of blending agent;

[0007] Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution;

[0008] Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide;

[0009] Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

[0010] Preferably, the mass fraction of the sodium dodecylbenzenesulfonate solution is 2-5%;

[0011] The stirring temperature of the stirring modification treatment is 55-60°C, the stirring speed is 450-500r / min, and the stirring time is 20-30min;

[0012] The spraying thickness of the plasma spraying technology coating is 0.1mm; the sintering temperature of the sintering improvement treatment is 1250-1270°C, and the sintering time is 2h.

[0013] Preferably, the preparation method of sodium alginate and yttrium agent is:

[0014] S1: irradiating the nano-titanium dioxide in a proton irradiation box for 10-15 minutes at an irradiation power of 350-400W to obtain irradiated nano-titanium dioxide;

[0015] S2: 3-5 parts of irradiated nano titanium dioxide, 1-2 parts of dopamine hydrochloride solution and 3-5 parts of yttrium nitrate solution are mixed and ball-milled at a ball-milling speed of 1000-1500 r / min for 2 hours. After the ball-milling is completed, the mixture is filtered and dried to obtain a nano titanium dioxide agent;

[0016] S3: dissolving sodium alginate powder in water in an amount 3-5 times the total amount of the sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution, adding 2-3 parts of nano titanium dioxide and 1-2 parts of sodium carboxymethyl cellulose to 5-8 parts of the sodium alginate solution, ultrasonically treating, filtering and drying to obtain sodium alginate and yttrium agent.

[0017] Preferably, the mass fraction of the dopamine hydrochloride solution is 2-5%; the mass fraction of the yttrium nitrate solution is 1-3%.

[0018] Preferably, the ultrasonic power of the ultrasonic treatment is 350-400W, and the ultrasonic time is 20-30min.

[0019] Preferably, the preparation method of the formulation is:

[0020] S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, then filtering and drying to obtain a lanthanum-doped nanographene agent;

[0021] S12: 3-5 parts of lanthanum-doped nanographene agent, 1-3 parts of urea, 2-4 parts of adjusting agent and 3-5 parts of chitosan solution are mixed and ball-milled. After the ball-milling is completed, the mixture is filtered and dried to obtain a preparation agent.

[0022] Preferably, the mass fraction of the chitosan solution is 2-5%; the mass fraction of the lanthanum chloride solution is 3-6%.

[0023] Preferably, the blending process is performed at a ball milling speed of 1000-1500 r / min, and the ball milling time is 1 hour.

[0024] Preferably, the adjusting agent is hydroxyapatite.

[0025] The invention also provides a rotating metal target material prepared by a method for preparing a rotating metal target material.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] The rotary metal target material of the invention adopts niobium oxide powder immersed in a modifying liquid for stirring treatment, and then cooperates with plasma spraying and sintering improvement to obtain the rotary metal target material. The modifying liquid adopts sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and a blending agent to form a blending and coordination. The sodium alginate, yttrium agent and the blending agent are blended and coordinated to work synergistically. The conductivity and wear resistance of the prepared target material are coordinated and improved, and the performance stability of the product under acid corrosion conditions is remarkable. The sodium alginate and yttrium agent are treated with nano titanium dioxide through proton irradiation, and then mixed with dopamine hydrochloride solution and yttrium nitrate solution for ball milling treatment, and finally blended with sodium alginate solution to optimize the interface and compatibility of the raw materials. At the same time, the blending agent added uses nano graphene as a matrix material. After the process improvement of the invention, the synergistic effect of the prepared blending agent and the sodium alginate and yttrium agent is enhanced, and the product performance is further improved. DETAILED DESCRIPTION

[0028] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] A method for preparing a rotating metal target in this embodiment includes the following steps:

[0030] Step 1: Weigh the modified liquid according to weight:

[0031] 2-5 parts of sodium dodecylbenzene sulfonate solution, 1-3 parts of silane coupling agent KH550, 2-4 parts of stearic acid, 4-7 parts of sodium alginate, yttrium agent and 2-5 parts of blending agent;

[0032] Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution;

[0033] Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide;

[0034] Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

[0035] The mass fraction of the sodium dodecylbenzenesulfonate solution in this embodiment is 2-5%;

[0036] The stirring temperature of the stirring modification treatment is 55-60°C, the stirring speed is 450-500r / min, and the stirring time is 20-30min;

[0037] The spraying thickness of the plasma spraying technology coating is 0.1mm; the sintering temperature of the sintering improvement treatment is 1250-1270°C, and the sintering time is 2h.

[0038] The preparation method of sodium alginate and yttrium agent in this embodiment is as follows:

[0039] S1: irradiating the nano-titanium dioxide in a proton irradiation box for 10-15 minutes at an irradiation power of 350-400W to obtain irradiated nano-titanium dioxide;

[0040] S2: 3-5 parts of irradiated nano titanium dioxide, 1-2 parts of dopamine hydrochloride solution and 3-5 parts of yttrium nitrate solution are mixed and ball-milled at a ball-milling speed of 1000-1500 r / min for 2 hours. After the ball-milling is completed, the mixture is filtered and dried to obtain a nano titanium dioxide agent;

[0041] S3: dissolving sodium alginate powder in water in an amount 3-5 times the total amount of the sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution, adding 2-3 parts of nano titanium dioxide and 1-2 parts of sodium carboxymethyl cellulose to 5-8 parts of the sodium alginate solution, ultrasonically treating, filtering and drying to obtain sodium alginate and yttrium agent.

[0042] The mass fraction of the dopamine hydrochloride solution in this embodiment is 2-5%; the mass fraction of the yttrium nitrate solution is 1-3%.

[0043] The ultrasonic power of the ultrasonic treatment in this embodiment is 350-400W, and the ultrasonic time is 20-30min.

[0044] The preparation method of the formulation of this embodiment is:

[0045] S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, and then filtering and drying to obtain a lanthanum-doped nanographene agent;

[0046] S12: 3-5 parts of lanthanum-doped nanographene agent, 1-3 parts of urea, 2-4 parts of adjusting agent and 3-5 parts of chitosan solution are mixed and ball-milled. After the ball-milling is completed, the mixture is filtered and dried to obtain a preparation agent.

[0047] The mass fraction of the chitosan solution in this embodiment is 2-5%; the mass fraction of the lanthanum chloride solution is 3-6%.

[0048] The ball milling speed of the blended ball milling treatment in this embodiment is 1000-1500 r / min, and the ball milling is for 1 hour.

[0049] The leveling agent in this embodiment is hydroxyapatite.

[0050] The present embodiment provides a method for preparing a rotating metal target material to prepare a rotating metal target material.

[0051] Example 1.

[0052] A method for preparing a rotating metal target in this embodiment includes the following steps:

[0053] Step 1: Weigh the modified liquid according to weight:

[0054] 2 parts of sodium dodecylbenzene sulfonate solution, 1 part of silane coupling agent KH550, 2 parts of stearic acid, 4 parts of sodium alginate, yttrium agent and 2 parts of blending agent;

[0055] Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution;

[0056] Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide;

[0057] Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

[0058] The mass fraction of the sodium dodecylbenzenesulfonate solution in this embodiment is 2%;

[0059] The stirring temperature of the stirring modification treatment was 55°C, the stirring speed was 450r / min, and the stirring time was 20min;

[0060] The spraying thickness of the plasma spraying technology coating is 0.1 mm; the sintering temperature of the sintering improvement treatment is 1250° C., and the sintering time is 2 hours.

[0061] The preparation method of sodium alginate and yttrium agent in this embodiment is as follows:

[0062] S1: irradiating the nano-titanium dioxide in a proton irradiation box for 10 minutes at an irradiation power of 350W to obtain irradiated nano-titanium dioxide;

[0063] S2: 3 parts of irradiated nano titanium dioxide, 1 part of dopamine hydrochloride solution and 3 parts of yttrium nitrate solution are mixed and ball-milled at a speed of 1000 r / min for 2 h. After the ball-milling is completed, the mixture is filtered and dried to obtain a nano titanium dioxide agent;

[0064] S3: Sodium alginate powder is dissolved in water in an amount 3 times the total amount of the sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution. Two parts of nano titanium dioxide and one part of sodium carboxymethyl cellulose are added to five parts of the sodium alginate solution, and the mixture is ultrasonically treated, filtered, and dried to obtain sodium alginate mixed with yttrium.

[0065] The mass fraction of the dopamine hydrochloride solution in this embodiment is 2%; the mass fraction of the yttrium nitrate solution is 1%.

[0066] The ultrasonic power of the ultrasonic treatment in this embodiment is 350W, and the ultrasonic time is 20min.

[0067] The preparation method of the formulation of this embodiment is:

[0068] S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, then filtering and drying to obtain a lanthanum-doped nanographene agent;

[0069] S12: 3 parts of lanthanum-doped nanographene agent, 1 part of urea, 2 parts of adjusting agent and 3 parts of chitosan solution are mixed and ball-milled. After the ball-milling is completed, the mixture is filtered and dried to obtain a preparation agent.

[0070] The mass fraction of the chitosan solution in this embodiment is 2%; the mass fraction of the lanthanum chloride solution is 3%.

[0071] The ball milling speed of the blended ball milling treatment in this embodiment is 1000 r / min, and the ball milling is performed for 1 hour.

[0072] The leveling agent in this embodiment is hydroxyapatite.

[0073] The present embodiment provides a method for preparing a rotating metal target material to prepare a rotating metal target material.

[0074] Example 2.

[0075] A method for preparing a rotating metal target in this embodiment includes the following steps:

[0076] Step 1: Weigh the modified liquid according to weight:

[0077] 5 parts of sodium dodecylbenzene sulfonate solution, 3 parts of silane coupling agent KH550, 4 parts of stearic acid, 7 parts of sodium alginate, 5 parts of yttrium agent and blending agent;

[0078] Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution;

[0079] Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide;

[0080] Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

[0081] The mass fraction of the sodium dodecylbenzenesulfonate solution in this embodiment is 5%;

[0082] The stirring temperature of the stirring modification treatment was 60°C, the stirring speed was 500r / min, and the stirring time was 30min;

[0083] The spraying thickness of the plasma spraying technology coating is 0.1 mm; the sintering temperature of the sintering improvement treatment is 1270° C., and the sintering time is 2 hours.

[0084] The preparation method of sodium alginate and yttrium agent in this embodiment is as follows:

[0085] S1: irradiating the nano-titanium dioxide in a proton irradiation box for 15 minutes at an irradiation power of 400W to obtain irradiated nano-titanium dioxide;

[0086] S2: 5 parts of irradiated nano titanium dioxide, 2 parts of dopamine hydrochloride solution and 5 parts of yttrium nitrate solution were mixed and ball-milled at a speed of 1500 r / min for 2 h. After the ball-milling was completed, the mixture was filtered and dried to obtain a nano titanium dioxide agent;

[0087] S3: Sodium alginate powder is dissolved in water in an amount of 5 times the total amount of the sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution. Three parts of nano titanium dioxide and two parts of sodium carboxymethyl cellulose are added to eight parts of the sodium alginate solution, and the mixture is ultrasonically treated, filtered, and dried to obtain sodium alginate mixed with yttrium.

[0088] The mass fraction of the dopamine hydrochloride solution in this embodiment is 5%; the mass fraction of the yttrium nitrate solution is 3%.

[0089] The ultrasonic power of the ultrasonic treatment in this embodiment is 400 W, and the ultrasonic time is 30 min.

[0090] The preparation method of the formulation of this embodiment is:

[0091] S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, and then filtering and drying to obtain a lanthanum-doped nanographene agent;

[0092] S12: 5 parts of lanthanum-doped nanographene agent, 3 parts of urea, 4 parts of adjusting agent and 5 parts of chitosan solution are mixed and ball-milled. After the ball-milling is completed, the mixture is filtered and dried to obtain a adjusting agent.

[0093] The mass fraction of the chitosan solution in this embodiment is 5%; the mass fraction of the lanthanum chloride solution is 6%.

[0094] The ball milling speed of the blended ball milling treatment in this embodiment is 1500 r / min, and the ball milling is performed for 1 hour.

[0095] The leveling agent in this embodiment is hydroxyapatite.

[0096] The present embodiment provides a method for preparing a rotating metal target material to prepare a rotating metal target material.

[0097] Example 3.

[0098] A method for preparing a rotating metal target in this embodiment includes the following steps:

[0099] Step 1: Weigh the modified liquid according to weight:

[0100] 3.5 parts of sodium dodecylbenzene sulfonate solution, 2 parts of silane coupling agent KH550, 3 parts of stearic acid, 5.5 parts of sodium alginate, yttrium agent and 3.5 parts of blending agent;

[0101] Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution;

[0102] Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide;

[0103] Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

[0104] The mass fraction of the sodium dodecylbenzenesulfonate solution in this embodiment is 3.5%;

[0105] The stirring temperature of the stirring modification treatment was 57.5°C, the stirring speed was 475 r / min, and the stirring time was 25 min;

[0106] The spraying thickness of the plasma spraying technology coating is 0.1 mm; the sintering temperature of the sintering improvement treatment is 1260° C., and the sintering time is 2 hours.

[0107] The preparation method of sodium alginate and yttrium agent in this embodiment is as follows:

[0108] S1: irradiating the nano-titanium dioxide in a proton irradiation box for 12.5 minutes at an irradiation power of 375W to obtain irradiated nano-titanium dioxide;

[0109] S2: 4 parts of irradiated nano titanium dioxide, 1.5 parts of dopamine hydrochloride solution and 4 parts of yttrium nitrate solution were mixed and ball-milled at a speed of 1250 r / min for 2 h. After the ball-milling was completed, the mixture was filtered and dried to obtain a nano titanium dioxide agent;

[0110] S3: Sodium alginate powder is dissolved in water of 4 times the total amount of sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution. 2.5 parts of nano titanium dioxide and 1.5 parts of sodium carboxymethyl cellulose are added to 6.5 parts of the sodium alginate solution, ultrasonically treated, filtered and dried to obtain sodium alginate mixed with yttrium.

[0111] The mass fraction of the dopamine hydrochloride solution in this embodiment is 3.5%; the mass fraction of the yttrium nitrate solution is 2%.

[0112] The ultrasonic power of the ultrasonic treatment in this embodiment is 375W, and the ultrasonic time is 25min.

[0113] The preparation method of the formulation of this embodiment is:

[0114] S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, then filtering and drying to obtain a lanthanum-doped nanographene agent;

[0115] S12: Blend and ball-mill 4 parts of lanthanum-doped nanographene agent, 2 parts of urea, 3 parts of adjusting agent and 4 parts of chitosan solution, filter and dry after the ball-milling is completed to obtain a adjusting agent.

[0116] The mass fraction of the chitosan solution in this embodiment is 3.5%; the mass fraction of the lanthanum chloride solution is 4.5%.

[0117] The ball milling speed of the blended ball milling treatment in this embodiment is 1250 r / min, and the ball milling is performed for 1 hour.

[0118] The leveling agent in this embodiment is hydroxyapatite.

[0119] The present embodiment provides a method for preparing a rotating metal target material to prepare a rotating metal target material.

[0120] Example 4.

[0121] A method for preparing a rotating metal target in this embodiment includes the following steps:

[0122] Step 1: Weigh the modified liquid according to weight:

[0123] 3 parts of sodium dodecylbenzene sulfonate solution, 2 parts of silane coupling agent KH550, 3 parts of stearic acid, 5 parts of sodium alginate, 3 parts of yttrium agent and blending agent;

[0124] Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution;

[0125] Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide;

[0126] Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

[0127] The mass fraction of the sodium dodecylbenzenesulfonate solution in this embodiment is 3%;

[0128] The stirring temperature of the stirring modification treatment was 56°C, the stirring speed was 460r / min, and the stirring time was 22min;

[0129] The spraying thickness of the plasma spraying technology coating is 0.1 mm; the sintering temperature of the sintering improvement treatment is 1260° C., and the sintering time is 2 hours.

[0130] The preparation method of sodium alginate and yttrium agent in this embodiment is as follows:

[0131] S1: irradiating the nano-titanium dioxide in a proton irradiation box for 12 minutes at an irradiation power of 360W to obtain irradiated nano-titanium dioxide;

[0132] S2: 4 parts of irradiated nano titanium dioxide, 1.2 parts of dopamine hydrochloride solution and 4 parts of yttrium nitrate solution were mixed and ball-milled at a speed of 1250 r / min for 2 h. After the ball-milling was completed, the mixture was filtered and dried to obtain a nano titanium dioxide agent;

[0133] S3: Sodium alginate powder is dissolved in water of 4 times the total amount of sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution. 2.5 parts of nano titanium dioxide and 1.5 parts of sodium carboxymethyl cellulose are added to 6 parts of the sodium alginate solution, ultrasonically treated, filtered and dried to obtain sodium alginate mixed with yttrium.

[0134] The mass fraction of the dopamine hydrochloride solution in this embodiment is 3%; the mass fraction of the yttrium nitrate solution is 2%.

[0135] The ultrasonic power of the ultrasonic treatment in this embodiment is 360W, and the ultrasonic time is 22min.

[0136] The preparation method of the formulation of this embodiment is:

[0137] S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, and then filtering and drying to obtain a lanthanum-doped nanographene agent;

[0138] S12: Blend and ball-mill 4 parts of lanthanum-doped nanographene agent, 2 parts of urea, 3 parts of adjusting agent and 4 parts of chitosan solution, filter and dry after the ball-milling is completed to obtain a adjusting agent.

[0139] The mass fraction of the chitosan solution in this embodiment is 3%; the mass fraction of the lanthanum chloride solution is 4%.

[0140] The ball milling speed of the blended ball milling treatment in this embodiment is 1220 r / min, and the ball milling is performed for 1 hour.

[0141] The leveling agent in this embodiment is hydroxyapatite.

[0142] The present embodiment provides a method for preparing a rotating metal target material to prepare a rotating metal target material.

[0143] Comparative Example 1.

[0144] The difference from Example 3 is that no sodium alginate or yttrium agent is added.

[0145] Comparative Example 2.

[0146] The difference from Example 3 is that no nano titanium dioxide agent is added in the preparation of sodium alginate and yttrium agent.

[0147] Comparative Example 3.

[0148] The difference from Example 3 is that the nano titanium dioxide agent is replaced by nano titanium dioxide.

[0149] Comparative Example 4.

[0150] The difference from Example 3 is that no formulation agent is added.

[0151] Comparative Example 5.

[0152] The difference from Example 3 is that no lanthanum-doped nanographene agent is added to the formulation.

[0153] Comparative Example 6.

[0154] The difference from Example 3 is that no leveling agent is added to the formulation.

[0155] The product performances of Examples 1-4 and Comparative Examples 1-6 of the present invention were tested under conventional conditions, and placed in 5% hydrochloric acid mist for 24 hours to test the conductivity and wear resistance of the products. The test results are as follows.

[0156]

[0157]

[0158] It can be seen from Examples 1-4 and Comparative Examples 1-6 that the products of Examples 1-4 of the present invention have excellent electrical conductivity, excellent wear resistance, and excellent product performance stability under acid corrosion conditions;

[0159] If neither sodium alginate nor yttrium is added to the product, or if neither of the blending agents is added, the product's performance deteriorates significantly. The synergistic effect of the two is used to achieve the most significant product performance effect.

[0160] In the preparation of sodium alginate and yttrium agent, nano titanium dioxide agent is not added, nano titanium dioxide is used to replace nano titanium dioxide, lanthanum-doped nano graphene agent is not added to the formulation, and no adjusting agent is added to the formulation. The performance of the product tends to deteriorate. Only the sodium alginate and yttrium agent and the formulation obtained by the method of the present invention have the most significant performance effect of the product. The effects of other methods are not as obvious as those of the present invention.

[0161] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0162] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A method for preparing a rotating metal target, characterized in that: The following steps are involved: Step 1: Weigh the modified liquid according to weight: 2-5 parts of sodium dodecylbenzene sulfonate solution, 1-3 parts of silane coupling agent KH550, 2-4 parts of stearic acid, 4-7 parts of sodium alginate, yttrium agent and 2-5 parts of blending agent; Step 2: Mix the sodium dodecylbenzene sulfonate solution, silane coupling agent KH550, stearic acid, sodium alginate, yttrium agent and blending agent to obtain a modified solution; Step 3: immerse the niobium oxide powder in a sufficient amount of modification liquid and stir to perform modification treatment. After modification, filter and dry to obtain modified niobium oxide; Step 4: The modified niobium oxide is sprayed onto the substrate using a plasma spraying technique to form a coating, and then sintered and improved to obtain the rotary metal target of the present invention.

2. The method for preparing a rotating metal target according to claim 1, characterized in that: The mass fraction of the sodium dodecylbenzenesulfonate solution is 2-5%; The stirring temperature of the stirring modification treatment is 55-60°C, the stirring speed is 450-500r / min, and the stirring time is 20-30min; The spraying thickness of the plasma spraying technology coating is 0.1 mm; the sintering temperature of the sintering improvement treatment is 1250-1270° C., and the sintering time is 2 hours.

3. The method for preparing a rotating metal target according to claim 1, characterized in that: The preparation method of sodium alginate and yttrium agent is as follows: S1: irradiating the nano-titanium dioxide in a proton irradiation box for 10-15 minutes at an irradiation power of 350-400W to obtain irradiated nano-titanium dioxide; S2: 3-5 parts of irradiated nano titanium dioxide, 1-2 parts of dopamine hydrochloride solution and 3-5 parts of yttrium nitrate solution are mixed and ball-milled at a ball-milling speed of 1000-1500 r / min for 2 hours. After the ball-milling is completed, the mixture is filtered and dried to obtain a nano titanium dioxide agent; S3: dissolving sodium alginate powder in water in an amount 3-5 times the total amount of the sodium alginate powder at a dissolution temperature of 55°C to obtain a sodium alginate solution, adding 2-3 parts of nano titanium dioxide and 1-2 parts of sodium carboxymethyl cellulose to 5-8 parts of the sodium alginate solution, ultrasonically treating, filtering and drying to obtain sodium alginate and yttrium agent.

4. The method for preparing a rotating metal target according to claim 3, characterized in that: The mass fraction of the dopamine hydrochloride solution is 2-5%; the mass fraction of the yttrium nitrate solution is 1-3%.

5. The method for preparing a rotating metal target according to claim 3, characterized in that: The ultrasonic power of the ultrasonic treatment is 350-400W, and the ultrasonic time is 20-30min.

6. The method for preparing a rotating metal target according to claim 1, characterized in that: The preparation method of the formulation is: S11: immersing the nanographene into a sufficient amount of lanthanum chloride solution and stirring sufficiently, and then filtering and drying to obtain a lanthanum-doped nanographene agent; S12: 3-5 parts of lanthanum-doped nanographene agent, 1-3 parts of urea, 2-4 parts of adjusting agent and 3-5 parts of chitosan solution are mixed and ball-milled. After the ball-milling is completed, the mixture is filtered and dried to obtain a preparation agent.

7. A method for preparing a rotating metal target according to claim 6, characterized in that: The mass fraction of the chitosan solution is 2-5%; the mass fraction of the lanthanum chloride solution is 3-6%.

8. The method for preparing a rotating metal target according to claim 6, characterized in that: The ball milling speed of the blended ball milling treatment is 1000-1500 r / min, and the ball milling is performed for 1 hour.

9. The method for preparing a rotating metal target according to claim 6, characterized in that: The adjusting agent is hydroxyapatite.

10. A rotating metal target prepared by the method for preparing a rotating metal target according to any one of claims 1 to 9.

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