CN100506487C - Solidified abrasive lapping polishing pad having self-modifying function and preparation method - Google Patents
Solidified abrasive lapping polishing pad having self-modifying function and preparation method Download PDFInfo
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- CN100506487C CN100506487C CNB2007100248219A CN200710024821A CN100506487C CN 100506487 C CN100506487 C CN 100506487C CN B2007100248219 A CNB2007100248219 A CN B2007100248219A CN 200710024821 A CN200710024821 A CN 200710024821A CN 100506487 C CN100506487 C CN 100506487C
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- polishing pad
- polishing
- abrasive
- solidified
- abrasive material
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- 239000003085 diluting agent Substances 0.000 claims abstract description 16
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a grinding and polishing pad of consolidation abrasive with self-adjusting function and the preparation method, belonging to ultra-precision grinding and polishing machining technical field, which is characterized in that components of the abrasive layer (3)comprises 1-20% by wt of abrasive with granularity of 1-40 nanometer, 20-80% by wt of acrylic pre-polymer, 1-3% by wt of free radical photo initiator, 0-2% by wt of poly (dimethylsiloxane)/acrylic polymer, 0-20% by wt of adjustment additive with system cross-linking density performance, and 5-40% by wt of acrylic active diluent. The preparation process comprises (1)mixing stock fully and uniformly, (2)preparing rigid polymer matrix, (3)daubing uniformly by screen-printing, and (4)solidifying by ultraviolet cured machine. The invention is provided with stable grinding and polishing performance and self-adjustment performance. It is suitable for precision machining.
Description
Technical field:
Solidified abrasive grinding polishing pad and the preparation method who has from debugging functions of the present invention relates to ultraprecision grinding and polishing processing technique field.
Background technology:
Because the demand of popularization, digital household appliances and the network market of standards such as TD-SCDMA promotes, the semi-conductor market of China will reach 68,600,000,000 dollars scale in 2008.LED is efficient, be easy to drive, small and exquisite, frivolous, sturdy and durable, reason such as noise is low and cost is low, the colorful display screen and the ornament lamp illumination that become portable electric appts (mobile phone etc.) provide the ideal of illumination to select, thereby, to its backing material sapphire (Al
2O
3) demand surge.Rapid development of high and new such as internet and mobile communication, to laser crystal (as ruby, titanium jewel, YVO
4Crystal etc.), the demand of nonlinear optical crystal (as KDP, KTP, BBO, LBO), piezo-electric crystal (crystal, lithium niobate, lithium tantalate), computer hard disc substrate etc. constantly increases.Because improving constantly of hard-disc storage density and running speed, more and more higher requirement has been proposed for the machining accuracy and the surface quality of the magnetic head of its substrate.Above-mentioned material and element mostly adopt grinding and polishing as its only resource of processing eventually.Traditional grinding and polishing liquid is made of components such as abrasive particle, pH conditioning agent, oxidants.Yet there is the intrinsic shortcoming of some systems in traditional free abrasive grinding and polishing: when speed of grinding plate was fast, abrasive material produced and to splash, and caused the low of the waste of abrasive material and working (machining) efficiency; The treatment cost of waste liquor height; Abrasive material is random distribution on polishing disk, and its distribution density inequality causes the inequality of grinding cutting amount, workpiece surface figure accuracy to be difficult to control.The polishing of employing solidified abrasive grinding has higher working (machining) efficiency and workpiece surface quality, reduces the treating capacity of grinding and polishing waste liquid, has alleviated environmental pollution.In addition, for grinding and polishing pad, research is also less both at home and abroad.United States Patent (USP) 7217179 qualifying 7198544 disclose 2 kinds of chemical mechanical polishing pads, and the former contains water soluble particle in the polishing pad, and the latter has measurement window in polishing, but all not mentioned from debugging functions.People such as Korea S jae young choi are at a study on polishing of molds using hydrophilic fixed abracie pad (Iitl.J.Mach.Tool Manufac.2004, (44): 1143) proposed a kind of polishing pad that has from debugging functions in the article, wherein used abrasive material is the large scale abrasive material about 1000 orders, though grinding and polishing pad is difficult for stopping up, but the surface roughness of processing back workpiece is higher, contain the polymer that too much has neither part nor lot in the photocuring process in the polishing pad, contain and cause the photocuring process not thorough, influence the polishing pad matrix and support the ability of abrasive material.
Summary of the invention
The object of the present invention is to provide a kind of grinding and polishing stable performance, have, be applicable to precision machined solidified abrasive grinding polishing pad and the preparation method who has from debugging functions from debugging functions.
A kind of solidified abrasive grinding polishing pad that has from debugging functions is made up of abrasive material, rigid layer, it is characterized in that described abrasive material component and mass percent are as follows:
The abrasive material 1~20% of granularity in 1 nanometer~40 micron
The prepolymer 20~80% of polyacrylate
Free radical photo-initiation 1~3%
Dimethyl silicone polymer or acrylate copolymer 0~2%
System crosslink density property regulation additive 0~20%
The reactive diluent 5~40% of acroleic acid esterification
The abrasive material of granularity between 1 nanometer~40 micron is the important component that constitutes grinding and polishing pad, plays the effect of removing the surface of the work material in the grinding and polishing process.And the kind of the clearance of surface of the work material and abrasive material and granular relevant are selected the purpose of the abrasive material of granularity between 1 nanometer~40 micron among the present invention, control it exactly and remove speed in reasonable range.Abrasive material among the present invention is a diamond, a kind of in silica, ceria, alundum (Al, the carborundum etc. or two or more combination wherein.Wherein diamond can be the synthetic Nano diamond of negative oxygen detonation, the synthetic Nano diamond of blast, or static pressure method diamond synthesis, obtain after pulverizing shaping, its granularity is between 1 nanometer~40 micron, and the abrasive grain of other kind is all between 10 nanometers~40 micron.Above-mentioned abrasive material, as passing through the mechanochemistry surface modification in advance, the realization abrasive surface to oil loving transformation, makes abrasive material and polymeric system that better compatibility be arranged from hydrophily, and effect is better.Join in the above-mentioned matrix through surperficial post processing and to go, can improve compatibility and interface bond strength between abrasive particle and the matrix, thereby improve the performance of grinding and polishing pad.
The prepolymer of polyacrylate is the special prepolymer of a class, is the main body component of polishing pad among the present invention, and its performance plays a crucial role to the performance of polishing pad matrix and polishing pad.On the molecule of this type of prepolymer, contain acrylic acid groups, under action of ultraviolet light, radical initiator can cause its polymerizing curable, regulates the kind and the ratio of prepolymer, can realize the regulation and control to the grinding and polishing pad substrate performance.Polyacrylate prepolymer among the present invention is: the epoxy acrylic of bisphenol A epoxy acrylate, phenolic aldehyde epoxy acrylate and amine modification, utilize oleic acid, linoleic acid to carry out one or more combination in the fatty epoxy acrylate of chain modified length, urethane acrylate, polyester acrylate, polyether acrylate, the acroleic acid esterification polyacrylate.
Free radical photo-initiation is the special light trigger of a class, though the content in grinding and polishing pad is few, is one of its key component.Under suitable UV-irradiation, the molecule generation cracking of free radical photo-initiation generates the living radical fragment, the polymerizing curable of the prepolymer of the polyacrylate among initiation the present invention and the reactive diluent monomer of acroleic acid esterification.Free radical photo-initiation among the present invention, be benzoin and derivative thereof, α, alpha, alpha-dimethyl oxygen base-α phenyl acetophenone, dialkoxy acetophenone, benzophenone, Alpha-hydroxy alkyl phenones, 2-methyl isophthalic acid-2 morpholine acetone, 2-phenyl-2-dimethylamino-1-butanone-1, two (2,4,6-trimethylbenzene formyl) combination of one or more in the phenyl phosphorous oxide.
Poly dimethyl silane or acrylate copolymer are two kinds of flowables, itself have lower surface can, be used for regulation system the surface can, improve the flow behavior of system, eliminate the not good and defectives such as tangerine peel, brush mark and pin hole that cause of system flowability why.Dimethyl silicone polymer or acrylate copolymer are dimethyl silicone polymers among the present invention, based on the combination of a kind of in the homopolymers of acrylic acid and/or methacrylic acid or the copolymer or two kinds.
System crosslink density property regulation additive is the polymer that a class does not participate in the photocuring process, adds crosslink density, hardness and other performance of adjustable body system in right amount, adds too much, can cause solidification process not thorough.System crosslink density properties modifier is polymethacrylates, butyronitrile resin among the present invention, the combination of one or more in polyethylene glycol, polyvinyl alcohol, the polypropylene glycol.
The reactive diluent of polyacrylic acid esterification and aforesaid polyacrylate prepolymer are similar, can under the initiation of free radical photo-initiation, polymerizing curable take place under UV-irradiation.But compare with prepolymer, the reactive diluent of polyacrylic acid esterification has lower viscosity, can be used to the viscosity of regulation system, system can be mixed better, possesses suitable flowability, in addition, the quantity of functional group in the control reactive diluent molecule, but crosslink density and its combination property after also the hierarchy of control is solidified.The reactive diluent of acroleic acid esterification is acrylic acid one β-hydroxyl ethyl ester, hydroxyethyl methacrylate, the 2-phenoxyethyl acrylate, phenoxy group triethyl group acrylate, β-hydroxy ethyl methacrylate, lauryl acrylate, lauryl methacrylate, tridecyl acrylate, two contract/triethylene Glycol (methyl) acrylate, two (methyl) acrylate of ethoxyquin bisphenol-A, two (methyl) acrylate of polyethylene glycol, neopentyl glycol diethoxy/propoxyl group double methacrylate, trimethylolpropane tris (methyl) acrylate, ethoxylated trimethylolpropane three (methyl) acrylate, the combination of one or more in the methoxy poly (ethylene glycol) monomethacrylates.
The above-mentioned solidified abrasive grinding polishing pad that has from debugging functions can also be three-decker, i.e. abrasive material, rigid layer and three layers of composition of elastic layer.
A kind of preparation method who has from the solidified abrasive grinding polishing pad of debugging functions may further comprise the steps:
(1) according to the mass percent of each component, take by weighing the reactive diluent and the components such as free radical photo-initiation, property regulation additive, dimethyl silicone polymer or acrylate copolymer of abrasive material, polyacrylate prepolymer, propernoic acid esterization, and fully mix with mixer, obtain mixture;
(2) prepare one and handle clean rigid polymer matrix;
(3) thickness is suitable, above be distributed with the rule hole thin plate be fixed on rigid polymer matrix top, adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably;
(4), said mixture is solidified by uv cure machine..
In some application scenarios, also need paste one deck elastic layer, be polishing pad of the presently claimed invention.Among the above-mentioned preparation technology, abrasive surface is as the process surface, and the realization abrasive surface to oil loving transformation, makes abrasive material and polymeric system that compatibility preferably be arranged from hydrophily, and effect is better.The means of mechanochemical modification are high-energy ball milling, stirring mill, high speed shear or high frequency ultrasound etc. normally.We know, overwhelming majority abrasive material is a surface hydrophilicity, with high polymer system be inconsistent, can cause skewness and the adhesion of abrasive material and matrix of abrasive material in matrix low, high-energy ball milling, stir in mill, high speed shear or the high frequency ultrasound process, abrasive material exposes unsalted surface, owing to contain a large amount of dangling bonds on the unsalted surface, add the localized hyperthermia in the modifying process, abrasive material and surface modifier can produce chemical reaction, thereby the surface characteristic that realizes abrasive material changes.
Adopt the abrasive material of granularity among the present invention at 1nm-10um, can effectively reduce the surface roughness after the workpiece grinding and polishing is processed, significantly reduce the system glue connection density adjuster that does not participate in curing reaction, suitably increase the reactive diluent content of acrylic acid esterification, both can improve the mechanical performance of polishing pad and, also can control the crosslink density of polishing pad system the tenability of abrasive material.Dimethyl silicone polymer in the prescription or acrylate copolymer levelling agent can be eliminated because of defectives such as the not good orange peel that causes of system flowability, pin holes.The ultraprecision grinding polishing that solidified abrasive grinding polishing pad of the present invention is used for semiconductor, LED, computer hard disc substrate and magnetic head thereof, optics and precision die adds man-hour, and the I of processed workpiece surface roughness reaches 0.2 nanometer even following.Grinding and polishing pad of the present invention is used for grinding and polishing and adds man-hour, compare with traditional grinding and polishing processing, have only in the protrusion of surface and just can play shear action with the contacted abrasive particle of workpiece, the low-lying place of surface of the work, be not removed because of not contacting with abrasive material, and the processing of traditional free abrasive grinding and polishing, can arrive any position of working surface because of abrasive material, therefore, the all surface of workpiece all has certain removal speed, so, adopt solidified abrasive grinding polishing pad of the present invention to carry out grinding and polishing and add man-hour, can reach better workpiece planarization degree and high working (machining) efficiency.Abrasive grain among the application is between 1 nanometer~40 micron, matrix is the polymer with water-soluble bloated characteristic, in the grinding and polishing process, water permeates to polymeric matrix, and the hydrophilic radical in the polymer causes the expansion of polymeric matrix and the decline of intermolecular adhesion by effect adsorbed water such as hydrogen bonds, when acquiring a certain degree, this part matrix comes off from pad interface together with the abrasive material in the matrix, the abrasive particle exposure of subsurface stratum, and the grinding and polishing process is stablized carries out.Therefore, solidified abrasive grinding polishing pad of the present invention possesses in the course of the work from debugging functions, and owing to reasons such as preparation difficulty, this work also is at the early-stage in the world, and domestic then rarely have the people to set foot in.
Description of drawings
Fig. 1 is the composition diagram of grinding and polishing pad.
Number in the figure title: 1. abrasive material, 2. rigid layer, 3. elastic layer.
Concrete case study on implementation
With average grain diameter is that the nano oxidized cerium abradant of 20 nanometers carries out surface modification with silane coupler, take by weighing the above-mentioned nano-cerium oxide of 2.5 grams through surface modification, take by weighing the prepolymer that 10 gram urethane acrylates and 35 gram polyether acrylates are formed, take by weighing properties modifier polyethylene glycol 15 grams as properties modifier, take by weighing free radical photo-initiation Alpha-hydroxy alkyl phenones 1 gram, take by weighing in advance with the polyethylene glycol double methyl methacrylate: trimethylolpropane triacrylate is reactive diluent mixture 36.5 grams of 1:1, earlier other material except that light trigger is mixed, add light trigger again, and stir once more, make it even, prepare a carbonate polymer matrix of handling 1 clean millimeters thick, adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably; Speed with 2m/min is passed through uv cure machine, and said mixture is solidified, and obtains the solidified abrasive grinding polishing pad.
The solidified abrasive grinding polishing pad of poly-preparation is bonded on the elastic matrix with the above-mentioned step, silica dioxide medium layer on 3 inches silicon chips of polishing on the NANOPOL-100 polishing machine, before the polishing, the silicon chip average surface roughness is 2 nanometers, polish pressure is 16KPa, the polishing disk rotating speed is 100rpm, do not contain any abrasive material in the polishing fluid, adopting the pH value of ammoniacal liquor regulation system is 11, the flow-control of polishing fluid is at 10ml/min, and polishing time is 10min, after the polishing, on inspection, the average surface roughness of silicon chip is 0.23 nanometer.
Abrasive material ceria in the above-mentioned polishing pad is changed into the silica of 20 nanometers, other process and parameter constant, preparation solidified abrasive grinding polishing pad, when being used for the polishing of above-mentioned sample, the average surface roughness of the silica dioxide medium layer of polishing back silicon chip surface has reached 0.21 nanometer.
15 of above-mentioned technology continuous polishing, removing speed and workpiece surface roughness does not have significant change.
The diamond that static pressure method is synthetic is made the Nano diamond that average grain diameter is 100 nanometers through fragmentation, take by weighing above-mentioned Nano diamond 2 grams, take by weighing the prepolymer that 28 gram polyester acrylates and 50 gram polyether acrylates are formed, take by weighing properties modifier polyethylene glycol 10 grams as properties modifier, take by weighing light trigger α, alpha, alpha-dimethyl oxygen base-α phenyl acetophenone 2, gram, two (2,4,6-trimethylbenzene formyl) phenyl phosphorous oxide 1 gram, take by weighing in advance with the triethylene Glycol double methyl methacrylate: trimethylol-propane trimethacrylate is reactive diluent mixture 5 grams of 1:1, in addition, take by weighing dimethyl silicone polymer 2 grams, earlier other material except that light trigger is mixed, add light trigger again, and stir once more, make it even, prepare one and handle clean carbonate polymer matrix, adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably; Speed with 1.5m/min is passed through uv cure machine, and said mixture is solidified, and obtains the solidified abrasive grinding polishing pad.
The concretion abrasive polishing pad of poly-preparation is bonded on the elastic matrix with the above-mentioned step, the mould made from mould steel of about 3 inches sizes of polishing on the high speed polisher lapper that Changchun University of Science and Technology makes, before the polishing, the average surface roughness of surface of the work is 20.6 nanometers, upper cylinder pressure is 0.3MPa during polishing, the polishing disk rotating speed is 200rpm, polishing fluid is a deionized water, the pH value of regulation system not, the flow-control of polishing fluid is at 50ml/min, and polishing time is 5min, after the polishing, on inspection, the average surface roughness of mould is 0.87 nanometer.
Abrasive material in the above-mentioned polishing pad changes alchlor or the carborundum of particle mean size in 100~300 nanometers into, and other parameter and process are constant, preparation solidified abrasive grinding polishing pad.When using this polishing pad to polish above-mentioned mould steel, keep other parameter constant, only polishing time is extended to 10 minutes, the average surface roughness of polishing back workpiece just can reach 13 nanometers.
Adopt same process, polished 11 dies, surface roughness is all about 1nm.
The cerium oxide abrasives that with average grain diameter is 1.5 microns carries out surface modification with silane coupler, take by weighing the above-mentioned cerium oxide of 20 grams through surface modification, take by weighing the prepolymer that 15 gram bisphenol A epoxy acrylates and 20 gram polyether acrylates are formed, take by weighing free radical photo-initiation Alpha-hydroxy alkyl phenones 1.5 grams, benzophenone 0.5 gram, take by weighing in advance with neopentyl glycol diethoxy double methyl methacrylate: trimethylolpropane triacrylate is reactive diluent mixture 39.5 grams of 1:1, earlier other material except that light trigger is mixed, add light trigger again, and stir once more, make it even, prepare a carbonate polymer matrix of handling 1 clean millimeters thick, adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably; Speed with 1m/min is passed through uv cure machine, and said mixture is solidified, and obtains the solidified abrasive grinding polishing pad.
The solidified abrasive grinding polishing pad of poly-preparation is bonded on the elastic matrix with the above-mentioned step, the K7 plate glass of 3 inches sizes of polishing on the NANOPOL-100 polishing machine, before the polishing, the average surface roughness of glass is 4.3 nanometers, polish pressure is 16KPa, the polishing disk rotating speed is 100rpm, do not contain any abrasive material in the polishing fluid, adopting the pH value of ammoniacal liquor regulation system is 10, the flow-control of polishing fluid is at 10ml/min, and polishing time is 10min, after the polishing, on inspection, the average surface roughness of glass is 0.31 nanometer.
Change the abrasive material ceria in the above-mentioned polishing pad silica of 60 nanometers into, other process and parameter constant, preparation solidified abrasive grinding polishing pad, when being used for the polishing of K7 glass, the average surface roughness of polishing back glass surface has reached 0.48 nanometer.
On this basis, polished 20 blocks of K7 glass again, removal speed is similar, and polishing back workpiece surface roughness all is lower than 0.6nm.
Embodiment 4
The Nano silicon dioxide grinding material that with average grain diameter is 50 nanometers carries out surface modification with silane coupler, take by weighing the above-mentioned nano-cerium oxide of 4 grams through surface modification, take by weighing the prepolymer that 20 gram polyester acrylates and 45 gram polyether acrylates are formed, take by weighing properties modifier polyethylene glycol 5 grams as properties modifier, take by weighing free radical photo-initiation Alpha-hydroxy alkyl phenones 2 grams, two (2,4,6-trimethylbenzene formyl) phenyl phosphorous oxide 0.5 gram, take by weighing in advance with the polyethylene glycol double methyl methacrylate: trimethylolpropane triacrylate is reactive diluent mixture 23.5 grams of 1:1, earlier other material except that light trigger is mixed, add light trigger again, and stir once more, make it even, prepare a carbonate polymer matrix of handling 1 clean millimeters thick, adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably; Speed with 2m/min is passed through uv cure machine, and said mixture is solidified, and obtains the solidified abrasive grinding polishing pad.
The solidified abrasive grinding polishing pad of poly-preparation is bonded on the elastic matrix with the above-mentioned step, nickel-phosphorus the coating on polishing 3 aluminium base hand disk wafer surfaces on the NANOPOL-100 polishing machine, before the polishing, the mean roughness on hand disk wafer surface is 1.8 nanometers, polish pressure is 20KPa, the polishing disk rotating speed is 100rpm, do not contain any abrasive material in the polishing fluid, adopting the pH value of dihydroxy ethyl ethylenediamine regulation system is 11, and the flow-control of polishing fluid is at 10ml/min, and polishing time is 12min, after the polishing, carried out the polishing of 8 aluminium base hand disk wafers altogether, on inspection, the average surface roughness of substrate is at 0.13nm-0.23nm.
Embodiment 5
The cerium oxide abrasives that with average grain diameter is 1.2 microns carries out surface modification with silane coupler, take by weighing the above-mentioned cerium oxide of 15 grams through surface modification, take by weighing the prepolymer that 20 gram polyether acrylates are formed, take by weighing properties modifier polyethylene glycol 20 grams as properties modifier, take by weighing free radical photo-initiation Alpha-hydroxy alkyl phenones 2 grams, benzophenone 0.5 gram and two (2,4,6-trimethylbenzene formyl) phenyl phosphorous oxide 0.5 gram, take by weighing in advance with the polyethylene glycol double methyl methacrylate: trimethylolpropane triacrylate is reactive diluent mixture 40 grams of 1:1, take by weighing poly dimethyl silane 2 grams as levelling agent, earlier other material except that light trigger is mixed, add light trigger again, and stir once more, make it even, prepare a carbonate polymer matrix of handling 0.8 clean millimeters thick, adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably; Speed with 1.3m/min is passed through uv cure machine, and said mixture is solidified, and obtains the solidified abrasive grinding polishing pad.
The solidified abrasive grinding polishing pad of poly-preparation is bonded on the elastic matrix with the above-mentioned step, the monocrystalline silicon of 3 inches sizes of polishing on the NANOPOL-100 polishing machine, before the polishing, the average surface roughness of monocrystalline silicon is 2.5 nanometers, polish pressure is 16KPa, the polishing disk rotating speed is 150rpm, do not contain any abrasive material in the polishing fluid, adopting the pH value of dihydroxy ethyl ethylenediamine regulation system is 11, the flow-control of polishing fluid is at 15ml/min, and polishing time is 12min, after the polishing, on inspection, the average surface roughness of monocrystalline silicon is 0.18 nanometer.Subsequently, polished 18 initial surfaces and the similar silicon chip of above-mentioned situation again, after the polishing, the surface roughness of silicon chip is all below 0.2 nanometer.
Claims (6)
1, a kind of solidified abrasive grinding polishing pad that has from debugging functions is made up of abrasive material (1), rigid layer (2), it is characterized in that described abrasive material (1) component and mass percent are as follows:
The abrasive material 1~20% of granularity in 1 nanometer~40 micron
The prepolymer 20~80% of polyacrylate
Free radical photo-initiation 1~3%
Dimethyl silicone polymer or acrylate copolymer 0~2%
System crosslink density property regulation additive 0~20%
The reactive diluent 5~40% of acroleic acid esterification.
2, the solidified abrasive grinding polishing pad that has from debugging functions according to claim 1 is characterized in that: described abrasive material is realized the abrasive material that surface hydrophilicity changes to lipophile for through the mechanochemistry surface modification.
3, the solidified abrasive grinding polishing pad that has from debugging functions according to claim 1, it is characterized in that: described rigid layer (2) also is pasted with elastic layer (3).
4, the described preparation method who has from the solidified abrasive grinding polishing pad of debugging functions of a kind of claim 1 is characterized in that may further comprise the steps:
(1), reactive diluent and free radical photo-initiation, property regulation additive, dimethyl silicone polymer or the acrylate copolymer component of abrasive material, polyacrylate prepolymer, propernoic acid esterization fully mixed, obtain mixture;
(2), prepare one and handle clean rigid polymer matrix;
(3), adopt the method for serigraphy that said mixture is spread upon on the rigid polymer matrix equably;
(4), by uv cure machine, said mixture is solidified.
5, the preparation method who has from the solidified abrasive grinding polishing pad of debugging functions according to claim 4, it is characterized in that: described step also was included in before described (1) step, in advance described abrasive material is passed through the mechanochemistry surface modification, the realization abrasive surface to oil loving transformation, makes abrasive material and polymeric system that this process of compatibility preferably be arranged from hydrophily.
6, the preparation method who has from the solidified abrasive grinding polishing pad of debugging functions according to claim 4, its feature: described step also was included in after described (4) step, pasted this step of one deck elastic layer on rigid layer again.
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