CN106188602A - A kind of polymethyl methacrylate ceramic composite and preparation method thereof - Google Patents
A kind of polymethyl methacrylate ceramic composite and preparation method thereof Download PDFInfo
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- CN106188602A CN106188602A CN201610632506.3A CN201610632506A CN106188602A CN 106188602 A CN106188602 A CN 106188602A CN 201610632506 A CN201610632506 A CN 201610632506A CN 106188602 A CN106188602 A CN 106188602A
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- C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2333/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
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Abstract
The invention discloses a kind of polymethyl methacrylate ceramic composite, including polymethyl methacrylate base material and combine closely at the ceramic membrane on polymethyl methacrylate base material surface, the thickness of described ceramic membrane is 5～80 μm；Described ceramic membrane is formed by plating ceramic material sintering, by weight, described plating ceramic material includes that following component hybrid reaction prepares: acidic silicasol 40～80 parts, inorganic filler 20～40 parts, coloring pigment 0～20 parts, methyl trialkoxysilane 20～60 parts, phenyl trialkoxysilane 1～8 parts, tetraalkoxysilane 0～10 parts, acidic catalyst 0～10 parts, firming agent 0.1～0.4 part.In the present invention, polymethyl methacrylate ceramic composite preparation cost is low, and has the advantage of polymethyl methacrylate and pottery concurrently, convenient promotion and application on a large scale.
Description
Technical field
The present invention relates to a kind of high-performance composite materials, more particularly, it relates to a kind of polymethyl methacrylate-Ceramic Composite
Material and preparation method thereof.
Background technology
Polymethyl methacrylate (PMMA) is a kind of widely used plastics, has transparency processing high, easy, impact resistance
Advantages such as performance is good, light weight is inexpensive, but it exists that case hardness is low, easily scratch, solvent resistance is poor, easily burning, in ultraviolet
Light irradiates the lower shortcoming easily turned yellow.Pottery is the material having complementary functions with polymethyl methacrylate, and it is high, anti-that it has hardness
The advantages such as scuffing performance is good, and the aging ability of solvent resistant, ultraviolet resistance is fabulous, not burning, but, it is big, anti-that pottery there is also density
Impact is poor, produces the problems such as temperature is high.
If polymethyl methacrylate and pottery are combined, the composite of the two is expected to take into account poly-methyl simultaneously
Acrylic acid methyl ester. and ceramic advantage, its purposes is by quite varied.But, pottery and polymethyl methacrylate are to be difficult to for a pair
Married material, adhesion therebetween is more weak always is a big technical barrier；And, sintering to of conventional ceramic
Needing the high temperature of more than 1200 DEG C less, this temperature is that polymethyl methacrylate is unaffordable.Therefore, polymethylacrylic acid
The preparation of methyl ester-ceramic composite faces huge technological challenge.
In prior art, the research to polymethyl methacrylate-ceramic composite near field is being carried out always, day
This scholar once worked out a kind of new technique using plasma spray method to prepare plastics-ceramic composite.Its method is, first
Coat special inorganic material at frosting, and apply a kind of special processing method so that it is surface texture has moment
Super thermostability, easily does combine closely with pottery；Use plasma spray method the most again, high under the superhigh temperature of 20000 DEG C
Speed ejection ceramic particle, so that plastics are one-body molded with pottery.Its surface ceramic film thickness of the composite so made
General within 5 μm, hardness >=6H, moment heatproof ＞ 500 DEG C, but its to there is also overall flexibility poor, easy fracture during bending
Shortcoming.And due to complicated construction technique, technically have sizable limitation, it is difficult to large-scale operation, prepared by this method
Plastics-ceramic composite cost the highest, cause the promotion and application of plastics-ceramic composite to be hindered greatly.
Summary of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide one-ceramic composite, it is prepared as
This is low, and has the polymethyl methacrylate advantage with pottery concurrently, convenient promotion and application on a large scale.
For solving the problems referred to above, the technical solution adopted in the present invention is as follows:
A kind of polymethyl methacrylate-ceramic composite, including polymethyl methacrylate base material and combine closely
At the ceramic membrane on polymethyl methacrylate base material surface, the thickness of described ceramic membrane is 5～80 μm；Described ceramic membrane
Being formed by plating ceramic material sintering, by weight, described plating ceramic material includes that following component hybrid reaction prepares:
Acidic silicasol 40～80 parts, inorganic filler 20～40 parts, coloring pigment 0～20 parts, methyl trialkoxysilane
20～60 parts, phenyl trialkoxysilane 1～8 parts, tetraalkoxysilane 0～10 parts, acidic catalyst 0～10 parts, firming agent
0.1～0.4 part.
Preferably, the thickness of described ceramic membrane is 15～40 μm.
Preferably, the particle diameter of described acidic silicasol is 5～40nm.
Preferably, described inorganic filler is Muscovitum, Pulvis Talci, alumina powder, silicon whisker, silicon powder, glass flake, precipitation
The mixture of any one or several in barium sulfate.
Preferably, described coloring pigment be that white carbon black, siderochrome be black, titanium dioxide, iron oxide yellow, iron oxide red, bright red, phthalocyanine blue, phthalocyanine green,
The mixture of any one or several in nano-sized iron oxide, pearlescent pigment, metallic pigments allotment mill base.
Preferably, described methyl trialkoxysilane is MTMS and/or MTES；Institute
Stating phenyl trialkoxysilane is phenyltrimethoxysila,e and/or phenyl triethoxysilane；Described tetraalkoxysilane is
Tetramethoxy-silicane and/or tetraethoxysilane.
Preferably, described acidic catalyst is hydrochloric acid, acetic acid or sulphuric acid.
Preferably, described firming agent is Tetramethylammonium hydroxide, tetraethyl ammonium hydroxide, four third class ammonium hydroxide, four fourths
The mixture of one or more in base ammonium hydroxide, guanidine hydrochloride, 1,8-diazabicylo 11 carbon-7-alkene；Or it is tetramethyl
The hydrochlorate of base ammonium hydroxide, the hydrochlorate of tetraethyl ammonium hydroxide, the hydrochlorate of TPAOH, tetrabutylammonium hydroxide
The hydrochlorate of ammonium, 1,8-diazabicylo 11 carbon-7-alkene hydrochlorate in any one or several mixture；Or it is tetramethyl
The acetate of base ammonium hydroxide, the acetate of TBAH, 1,8-diazabicylo 11 carbon-7-alkene acetate in
The mixture of any one or several.
The preparation method of the described polymethyl methacrylate-ceramic composite of any of the above-described item, including:
Configuration plating ceramic material: after each component needed for preparation plating ceramic material is mixed, with not under high speed dispersor
Speed stirring 40～90min less than 1000r/m, static ripening 2～24h, it is thus achieved that plating ceramic material；
Prepare polymethyl methacrylate base material；
Prepared by finished product: by spraying, dip-coating, showering, brushing or roll coating model, the plating ceramic material of acquisition is coated in poly-first
Base acrylic acid methyl ester. substrate surface, under room temperature after predrying 5～10min, transfers at 70 DEG C～80 DEG C and sets to 0 .5～2h, poly-methyl
Acrylic acid methyl ester. substrate surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-ceramic composite.
Further, in described step configuration plating ceramic material, described plating ceramic material needs before using to be again stirring for uniformly, and uses
Strainer filterings more than 100 mesh, standby.
Further, described step prepares in polymethyl methacrylate base material, and polymethyl methacrylate base material uses
Front deionized water, ethanol or isopropanol clean its surface successively, remove the dust on polymethyl methacrylate base material surface
And greasy dirt.
Compared to existing technology, the beneficial effects of the present invention is:
1, polymethyl methacrylate-ceramic composite in the present invention, has polymethyl methacrylate base material and pottery concurrently
The respective advantage of porcelain, the processing good, fire-retardant, easy of its light specific gravity, shock resistance, case hardness height, damage resistant, extra-weather-proof, resistance to always
Change, automatically cleaning, rich color, environment-protecting asepsis and can prepare multiple artistic effect, at building, household even high-technology field
All there is the highest using value；
2, in the present invention, the preparation method of polymethyl methacrylate-ceramic composite has that processing technique is simple, adds
Work low cost, the advantage being prone to large-scale production；
3, present invention plating used ceramic material, does not the most use organic solvent, and VOC content is low, good environmental protection.
Accompanying drawing explanation
Fig. 1 is the structural representation of polymethyl methacrylate-ceramic composite in the present invention；
Fig. 2 is the preparation method flow chart of polymethyl methacrylate-ceramic composite in the present invention；
Wherein, 1 be polymethyl methacrylate base material, 2 for ceramic membrane.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
Raw material used in the following embodiment of the present invention is unless otherwise indicated commercially available industrial goods, can pass through business
Channel is buied.
Detection employing following methods to composite property:
Hardness uses GB/T1730-1993 method to measure, and adhesive force uses GB/T9286-1998 method to measure, pliability
Using GB/T 1731-1993 method to measure, moment heatproof uses GB/T 1735-1979 method to measure.
As it is shown in figure 1, polymethyl methacrylate-ceramic composite in the present invention, including polymethyl methacrylate
Base material 1 and combine closely at the ceramic membrane 2 on polymethyl methacrylate base material 1 surface, the thickness of ceramic membrane 2 is 5～80 μ
m。
Preferably, the thickness of ceramic membrane 2 is 15～40 μm.
In embodiment of the present invention, ceramic membrane 2 is formed by plating ceramic material 70～80 DEG C of sintering, by weight, described
Plating ceramic material includes that following component hybrid reaction prepares:
Acidic silicasol 40～80 parts, inorganic filler 20～40 parts, coloring pigment 0～20 parts, methyl trialkoxysilane
20～60 parts, phenyl trialkoxysilane 1～8 parts, tetraalkoxysilane 0～10 parts, acidic catalyst 0～10 parts, firming agent
0.1～0.4 part.
The particle diameter of described acidic silicasol is 5～40nm.In present embodiment, acidic silicasol is that enlightening microelectronics is received in Suzhou
The acidic silicasol that company limited produces, its solids content is 30wt%, and Ludox particle diameter is 12nm, in other embodiments also
The Ludox series acidic silicasol of U.S.'s Grace chemical production can be used.Described inorganic filler is Muscovitum, Pulvis Talci, oxidation
The mixture of any one or several in aluminium powder, silicon whisker, silicon powder, glass flake, blanc fixe.Described coloring pigment is charcoal
Black, siderochrome is black, titanium dioxide, iron oxide yellow, iron oxide red, bright red, phthalocyanine blue, phthalocyanine green, nano-sized iron oxide, pearlescent pigment, metallic pigments are adjusted
The mixture of any one or several in color matching slurry.Described methyl trialkoxysilane is MTMS and/or first
Ethyl triethoxy silicane alkane；Described phenyl trialkoxysilane is phenyltrimethoxysila,e and/or phenyl triethoxysilane；Institute
Stating tetraalkoxysilane is tetramethoxy-silicane and/or tetraethoxysilane.Described acidic catalyst is hydrochloric acid, acetic acid or sulfur
Acid.Described firming agent is Tetramethylammonium hydroxide, tetraethyl ammonium hydroxide, four third class ammonium hydroxide, TBAH, salt
The mixture of one or more in acid guanidine, 1,8-diazabicylo 11 carbon-7-alkene；Or it is the salt of Tetramethylammonium hydroxide
Hydrochlorate, the hydrochlorate of tetraethyl ammonium hydroxide, the hydrochlorate of TPAOH, the hydrochlorate of TBAH, 1,
The mixture of any one or several in the hydrochlorate of 8-diazabicylo 11 carbon-7-alkene；Or it is Tetramethylammonium hydroxide
Acetate, the acetate of TBAH, 1,8-diazabicylo 11 carbon-7-alkene acetate in any one or several
Mixture.
As in figure 2 it is shown, the preparation method of polymethyl methacrylate-ceramic composite in the present invention, including:
S101. configuration plating ceramic material: by acidic silicasol 40～80 parts, inorganic filler 20～40 parts, coloring pigment 0～20
Part, methyl trialkoxysilane 20～60 parts, phenyl trialkoxysilane 1～8 parts, tetraalkoxysilane 0～10 parts, acidity is urged
Agent 0～10 parts, after firming agent 0.1～0.4 part mix, stir with the speed not less than 1000r/m under high speed dispersor
Mix 40～90min, static ripening 2～24h, it is thus achieved that plating ceramic material；
S102. polymethyl methacrylate base material is prepared；
S103. prepared by finished product: be coated in by spraying, dip-coating, showering, brushing or roll coating model by the plating ceramic material of acquisition
Polymethyl methacrylate base material surface, under room temperature after predrying 5～10min, transfers at 70 DEG C～80 DEG C and sets to 0 .5～2h, poly-
Methyl methacrylate substrate surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-Ceramic Composite material
Material.
Preferably, in described step S101. configuration plating ceramic material, plating ceramic material is again stirring for uniformly before using, and with 100
Strainer filtering more than mesh, standby.
Preferably, described step S102. prepares in polymethyl methacrylate base material, and polymethyl methacrylate base material makes
Clean its surface successively with front deionized water, ethanol or isopropanol, remove the ash on polymethyl methacrylate base material surface
Dirt and greasy dirt.
Embodiment 1
Referring to the drawings flow process in 2, preparation white polymethyl methacrylate-ceramic composite sheet material
S101. configuration plating ceramic material: by 40g acidic silicasol, 1g acetic acid, 20g titanium dioxide, 15g alumina powder, 12g cloud
Mother, 5g silicon powder, 5g Pulvis Talci, 40g MTES, 3g phenyltrimethoxysila,e, 0.1g tetrabutylammonium hydroxide
After ammonium mixing, under high speed dispersor, stir reaction 60min with the speed of 1200r/min, after static ripening 10h, it is thus achieved that plating porcelain
Material；Before using, it is again stirring for uniformly, and filters with 100 mesh filter screens, standby；
S102. polymethyl methacrylate base material is prepared: by polymethyl methacrylate base material sheet material successively through deionization
Drying for standby after water, washing with alcohol；
S103. prepared by finished product: plating ceramic material is sprayed on cleaning dried polymethyl methacrylate base material sheet material
Surface, film thickness monitoring is about 30 μm；After the most predrying 10min, at 75 DEG C, place 2h, polymethyl methacrylate base
Material surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-ceramic composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 30 μm, surface
Hardness >=6H, adhesive force 0 grade, there are certain anti-micro-bend ability, moment heatproof ＞ 500 DEG C, place in accelerated ageing case
4000h, has no loss of gloss, cracking and loss of adhesion.
Embodiment 2
Referring to the drawings flow process in 2, prepares red spherical polymethyl methacrylate-ceramic composite
S101. configuration plating ceramic material: by micro-to 40g acidic silicasol, 1g acetic acid, 2g scarlet dye, 7g aluminium oxide, 18g silicon
After the mixing of powder, 5g Muscovitum, 40 MTESs, 3g phenyltrimethoxysila,e, 0.1g guanidine hydrochloride, at high speed dispersor
Under stir reaction 60min with the speed of 1200r/min, after static ripening 10h, it is thus achieved that plating ceramic material；It is again stirring for before using all
Even, and filter with 100 mesh filter screens, standby；
S102. polymethyl methacrylate base material is prepared: by spherical polymethyl methacrylate base material successively through deionization
Drying for standby after washing, washing with alcohol；
S103. prepared by finished product: plating ceramic material dip-coating cleaned and dried spherical polymethyl methacrylate base material
Plate surface, film thickness monitoring is within 50 μm；Under room temperature after predrying 10 minutes, at 75 DEG C, place 2h, poly-methyl methacrylate
Ester substrate surface sintering forms fine and close ceramic membrane, obtains red spherical polymethyl methacrylate-ceramic composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 50 μm, surface
Hardness >=6H, adhesive force 0 grade, moment heatproof ＞ 500 DEG C, accelerated ageing case is placed 4000h, has no loss of gloss, cracking and attached
Put forth effort to decline.
Embodiment 3
Referring to the drawings flow process in 2, prepares blue square polymethyl methacrylate-ceramic composite
S101. configuration plating ceramic material: by micro-to 50g acidic silicasol, 1g hydrochloric acid, 2g phthalocyanine blue, 7g alumina powder, 18g silicon
Powder, 5g Muscovitum, 40g MTES, 4g phenyltrimethoxysila,e, 2g tetraethoxysilane, 0.1g 1,8-phenodiazine
After the mixing of miscellaneous bicyclo-11 carbon-7-alkene, under high speed dispersor, stir reaction 60min, static ripening with the speed of 1200r/min
After 10h, it is thus achieved that plating ceramic material；Before using, it is again stirring for uniformly, and filters with 100 mesh filter screens, standby；
S102. polymethyl methacrylate base material is prepared: by square polymethyl methacrylate base material successively through deionization
Drying for standby after washing, isopropanol washing；
S103. prepared by finished product: plating ceramic material dip-coating cleaned and dried polymethyl methacrylate base material sheet material
Surface, film thickness monitoring is within 60 μm；After the most predrying 10min, at 80 DEG C, place 1.5h, polymethyl methacrylate
Substrate surface sintering forms fine and close ceramic membrane, obtains blue square polymethyl methacrylate-ceramic composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 60 μm, surface
Hardness >=6H, adhesive force 0 grade, moment heatproof ＞ 500 DEG C, accelerated ageing case is placed 4000h, has no loss of gloss, cracking and attached
Put forth effort to decline.Putting into immersion 2h in 80 DEG C of deionized waters, pottery is still combined closely with polymethyl methacrylate base material.
Embodiment 4
Referring to the drawings flow process in 2, prepares multilamellar polymethyl methacrylate-ceramic composite
S101. configuration plating ceramic material: by 50g acidic silicasol, 0.5g sulphuric acid, 2g scarlet dye, 7g Pulvis Talci, 10g silicon
Micropowder, 5g glass flake, 5g blanc fixe, 40g MTMS, 2.5g phenyl triethoxysilane, 0.1g tetra-
After the mixing of butyl ammonium chloride, under high speed dispersor, the speed with 1500r/min stirs reaction 80 minutes, after static ripening 9h,
Obtain plating ceramic material；Before using, it is again stirring for uniformly, and filters with 150 mesh filter screens, add the dilution of 200g deionized water, stirring
Rear standby；
S102. polymethyl methacrylate base material is prepared: take the polymethyl methacrylate base material that thickness is 100 μm thin
Film, the most standby through deionization aqueous, washing with alcohol successively；
S103. prepared by finished product: plating ceramic material quick roll is coated in cleaning dried polymethyl methacrylate base material
Thin film, film thickness monitoring is about 5 μm.After room temperature surface drying, the polymethyl methacrylate base material that surface scribbles plating ceramic material is thin
Mould system, be stacked together formation 4 layer materials, be then placed at 80 DEG C place 1h, obtain 4 strata methyl methacrylates-pottery
Composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 5 μm, surface
Hardness >=6H, inter-layer bonding force is 0 grade, moment heatproof ＞ 500 DEG C, places 4000h, have no loss of gloss, open in accelerated ageing case
Split with loss of adhesion.
Embodiment 5
Referring to the drawings flow process in 2, prepares black polymethyl methacrylate-ceramic composite sheet material
S101. configuration plating ceramic material: by 80g acidic silicasol, 3g acetic acid, 15g white carbon black, 15g alumina powder, 12g whisker
Silicon, 5g Muscovitum, 5g Pulvis Talci, 15g MTES, 30g MTMS, 3g phenyl trimethoxy silicon
After the mixing of alkane, 1g tetraethoxysilane, 0.1g guanidine hydrochloride, 0.3g TBAH, with 1500r/ under high speed dispersor
The speed stirring reaction 40min of min, after static ripening 6h, it is thus achieved that plating ceramic material；Before using, it is again stirring for uniformly, and with 100
Mesh filter screen filters, standby；
S102. polymethyl methacrylate base material is prepared: by polymethyl methacrylate base material sheet material successively through deionization
Drying for standby after water, washing with alcohol；
S103. prepared by finished product: plating ceramic material is sprayed on cleaning dried polymethyl methacrylate base material sheet material
Surface, film thickness monitoring is about 40 μm；After the most predrying 10min, at 75 DEG C, place 1.5h, polymethyl methacrylate
Substrate surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-ceramic composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 40 μm, surface
Hardness >=6H, adhesive force 0 grade, there are certain anti-micro-bend ability, moment heatproof ＞ 500 DEG C, place in accelerated ageing case
4000h, has no loss of gloss, cracking and loss of adhesion.
Embodiment 6
Referring to the drawings flow process in 2, prepares green polymethyl methacrylate-ceramic composite sheet material
S101. configuration plating ceramic material: by 40g acidic silicasol, 1g hydrochloric acid, 5g phthalocyanine green, 20g alumina powder, 5g Talcum
Powder, 10g MTES, 40g MTMS, 4g phenyltrimethoxysila,e, 0.3g tetrabutyl hydrogen-oxygen
After changing the sodium acetate mixing of ammonium, under high speed dispersor, stir reaction 90min, static ripening 15h with the speed of 1200r/min
After, it is thus achieved that plating ceramic material；Before using, it is again stirring for uniformly, and filters with 100 mesh filter screens, standby；
S102. polymethyl methacrylate base material is prepared: by polymethyl methacrylate base material sheet material successively through deionization
Drying for standby after the washing of water, isopropanol；
S103. prepared by finished product: plating ceramic material is sprayed on cleaning dried polymethyl methacrylate base material sheet material
Surface, film thickness monitoring is about 15 μm；After the most predrying 10min, at 75 DEG C, place 1.5h, polymethyl methacrylate
Substrate surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-ceramic composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 15 μm, surface
Hardness >=6H, adhesive force 0 grade, there are certain anti-micro-bend ability, moment heatproof ＞ 500 DEG C, place in accelerated ageing case
4000h, has no loss of gloss, cracking and loss of adhesion.
Embodiment 7
Referring to the drawings flow process in 2, prepares polymethyl methacrylate-ceramic composite sheet material
S101. configuration plating ceramic material: by 80g acidic silicasol, 5g acetic acid, 25g alumina powder, 12g silicon whisker, 50g first
After the mixing of base trimethoxy silane, 5g phenyltrimethoxysila,e, 6g tetraethoxysilane, 0.4g TBAH,
Reaction 40min is stirred with the speed of 1500r/min, after static ripening 20h, it is thus achieved that plating ceramic material under high speed dispersor；Before using
It is again stirring for uniformly, and filters with 100 mesh filter screens, standby；
S102. polymethyl methacrylate base material is prepared: by polymethyl methacrylate base material sheet material successively through deionization
Drying for standby after water, washing with alcohol；
S103. prepared by finished product: plating ceramic material is sprayed on cleaning dried polymethyl methacrylate base material sheet material
Surface, film thickness monitoring is about 80 μm；After the most predrying 10min, at 80 DEG C, place 2h, polymethyl methacrylate base
Material surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-ceramic composite.
After testing, in the present embodiment, polymethyl methacrylate-ceramic composite ceramic membrane thickness is 80 μm, surface
Hardness >=6H, adhesive force 0 grade, there are certain anti-micro-bend ability, moment heatproof ＞ 500 DEG C, place in accelerated ageing case
4000h, has no loss of gloss, cracking and loss of adhesion.
Plastics-the ceramic composite prepared in conjunction with testing result in above-described embodiment 1-7 and existing plasma spray method
Detection data it can be seen that polymethyl methacrylate-ceramic composite that in the present invention, preparation method obtains is except surface
Outside plastics-ceramic composite prepared by hardness ratio plasma spray method is the poorest, require in product pliability, processing temperature,
Processing cost and ceramic thickness control aspect are superior to plasma spray method, meet build, household and high-technology field should
Use demand.Owing to preparation technology is simple, can according to demand color be adjusted, polymethyl methacrylate-pottery in the present invention
Porcelain composite can prepare multiple artistic effect, it is easy to large-scale promotion.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (11)
1. polymethyl methacrylate-ceramic composite, it is characterised in that include polymethyl methacrylate base material and
Combining closely at the ceramic membrane on polymethyl methacrylate base material surface, the thickness of described ceramic membrane is 5～80 μm；Described
Ceramic membrane is formed by plating ceramic material sintering, and by weight, described plating ceramic material includes that following component hybrid reaction prepares:
Acidic silicasol 40～80 parts, inorganic filler 20～40 parts, coloring pigment 0～20 parts, methyl trialkoxysilane 20～
60 parts, phenyl trialkoxysilane 1～8 parts, tetraalkoxysilane 0～10 parts, acidic catalyst 0～10 parts, firming agent 0.1～
0.4 part.
2. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described ceramic membrane
Thickness be 15～40 μm.
3. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described acid silicon is molten
The particle diameter of glue is 5～40nm.
4. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described inorganic filler
For the mixing of any one or several in Muscovitum, Pulvis Talci, alumina powder, silicon whisker, silicon powder, glass flake, blanc fixe
Thing.
5. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described coloring pigment
, titanium dioxide, iron oxide yellow, iron oxide red black for white carbon black, siderochrome, bright red, phthalocyanine blue, phthalocyanine green, nano-sized iron oxide, pearlescent pigment, metal face
The mixture of any one or several in material allotment mill base.
6. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described methyl three alkane
TMOS is MTMS and/or MTES；Described phenyl trialkoxysilane is phenyl three
Methoxy silane and/or phenyl triethoxysilane；Described tetraalkoxysilane is tetramethoxy-silicane and/or tetraethoxy-silicane
Alkane.
7. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described acidic catalyst
Agent is hydrochloric acid, acetic acid or sulphuric acid.
8. polymethyl methacrylate-ceramic composite as claimed in claim 1, it is characterised in that described firming agent is
Tetramethylammonium hydroxide, tetraethyl ammonium hydroxide, four third class ammonium hydroxide, TBAH, guanidine hydrochloride, 1,8-diaza
The mixture of one or more in bicyclo-11 carbon-7-alkene；Or it is the hydrochlorate of Tetramethylammonium hydroxide, tetraethyl hydrogen-oxygen
Change the hydrochlorate of ammonium, the hydrochlorate of TPAOH, the hydrochlorate of TBAH, 1,8-diazabicylo 11
The mixture of any one or several in the hydrochlorate of carbon-7-alkene；Or it is the acetate of Tetramethylammonium hydroxide, tetrabutyl hydrogen-oxygen
Change the mixture of any one or several in the acetate of the acetate of ammonium, 1,8-diazabicylo 11 carbon-7-alkene.
9. the preparation method of polymethyl methacrylate-ceramic composite described in any one of claim 1-8, including:
Configuration plating ceramic material: after each component needed for preparation plating ceramic material is mixed, to be not less than under high speed dispersor
The speed stirring 40～90min of 1000r/m, static ripening 2～24h, it is thus achieved that plating ceramic material；
Prepare polymethyl methacrylate base material；
Prepared by finished product: by spraying, dip-coating, showering, brushing or roll coating model, the plating ceramic material of acquisition is coated in poly-methyl-prop
E pioic acid methyl ester substrate surface, under room temperature after predrying 5～10min, transfers at 70 DEG C～80 DEG C and sets to 0 .5～2h, polymethyl
Acid methyl ester substrate surface sintering forms fine and close ceramic membrane, obtains polymethyl methacrylate-ceramic composite.
10. the preparation method of polymethyl methacrylate-ceramic composite as claimed in claim 9, it is characterised in that described
In step configuration plating ceramic material, described plating ceramic material needs to be again stirring for uniformly before using, and with strainer filterings more than 100 mesh,
Standby.
The preparation method of 11. polymethyl methacrylate-ceramic composites as claimed in claim 9, it is characterised in that described
Step prepares in polymethyl methacrylate base material, polymethyl methacrylate base material use front deionized water, ethanol or
Isopropanol cleans its surface successively, removes dust and the greasy dirt on polymethyl methacrylate base material surface.
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Application publication date: 20161207 |