CN107396467A - A kind of environment-friendly type resistance slurry and preparation method thereof - Google Patents
A kind of environment-friendly type resistance slurry and preparation method thereof Download PDFInfo
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- CN107396467A CN107396467A CN201710653750.2A CN201710653750A CN107396467A CN 107396467 A CN107396467 A CN 107396467A CN 201710653750 A CN201710653750 A CN 201710653750A CN 107396467 A CN107396467 A CN 107396467A
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- 239000002002 slurry Substances 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000007613 slurry method Methods 0.000 title abstract description 4
- 239000011521 glass Substances 0.000 claims abstract description 43
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 239000000843 powder Substances 0.000 claims abstract description 28
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 23
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 18
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000292 calcium oxide Substances 0.000 claims abstract description 18
- 239000002131 composite material Substances 0.000 claims abstract description 18
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 13
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 13
- 239000003365 glass fiber Substances 0.000 claims abstract description 13
- 229910003445 palladium oxide Inorganic materials 0.000 claims abstract description 13
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 13
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 13
- JQPTYAILLJKUCY-UHFFFAOYSA-N palladium(ii) oxide Chemical compound [O-2].[Pd+2] JQPTYAILLJKUCY-UHFFFAOYSA-N 0.000 claims abstract 4
- 239000002994 raw material Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000000498 ball milling Methods 0.000 claims description 25
- 239000006259 organic additive Substances 0.000 claims description 15
- VXQBJTKSVGFQOL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl acetate Chemical compound CCCCOCCOCCOC(C)=O VXQBJTKSVGFQOL-UHFFFAOYSA-N 0.000 claims description 12
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 12
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 claims description 12
- 239000001856 Ethyl cellulose Substances 0.000 claims description 12
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 12
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 12
- 229920001249 ethyl cellulose Polymers 0.000 claims description 12
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 12
- 239000012188 paraffin wax Substances 0.000 claims description 12
- 239000005011 phenolic resin Substances 0.000 claims description 12
- 229920001568 phenolic resin Polymers 0.000 claims description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 12
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 10
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 10
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 10
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 238000010791 quenching Methods 0.000 claims description 10
- 230000000171 quenching effect Effects 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 5
- CSSYLTMKCUORDA-UHFFFAOYSA-N barium(2+);oxygen(2-) Chemical compound [O-2].[Ba+2] CSSYLTMKCUORDA-UHFFFAOYSA-N 0.000 claims description 5
- 238000005660 chlorination reaction Methods 0.000 claims description 5
- 239000010431 corundum Substances 0.000 claims description 5
- 229960004643 cupric oxide Drugs 0.000 claims description 5
- 239000002270 dispersing agent Substances 0.000 claims description 5
- 239000012153 distilled water Substances 0.000 claims description 5
- GALOTNBSUVEISR-UHFFFAOYSA-N molybdenum;silicon Chemical compound [Mo]#[Si] GALOTNBSUVEISR-UHFFFAOYSA-N 0.000 claims description 5
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 239000004408 titanium dioxide Substances 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 4
- 229920000178 Acrylic resin Polymers 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 229910052761 rare earth metal Inorganic materials 0.000 claims 1
- 150000002910 rare earth metals Chemical class 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052793 cadmium Inorganic materials 0.000 abstract description 3
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052804 chromium Inorganic materials 0.000 abstract description 3
- 239000011651 chromium Substances 0.000 abstract description 3
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052753 mercury Inorganic materials 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 10
- HBEQXAKJSGXAIQ-UHFFFAOYSA-N oxopalladium Chemical compound [Pd]=O HBEQXAKJSGXAIQ-UHFFFAOYSA-N 0.000 description 9
- 230000008901 benefit Effects 0.000 description 6
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 235000014347 soups Nutrition 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 235000021168 barbecue Nutrition 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 235000012054 meals Nutrition 0.000 description 2
- 239000013081 microcrystal Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- QQGISFDJEJMKIL-JAIQZWGSSA-N (5z)-5-[[3-(hydroxymethyl)thiophen-2-yl]methylidene]-10-methoxy-2,2,4-trimethyl-1h-chromeno[3,4-f]quinolin-9-ol Chemical group C1=CC=2NC(C)(C)C=C(C)C=2C2=C1C=1C(OC)=C(O)C=CC=1O\C2=C/C=1SC=CC=1CO QQGISFDJEJMKIL-JAIQZWGSSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
- H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a kind of environment-friendly type resistance slurry and preparation method thereof, the environment-friendly type resistance slurry includes function phase, inorganic bond phase and organic carrier, the function phase includes 10~20 parts of bismuth tungstate, 20~40 parts of calcium oxide glass composition, 15~30 parts of composite microcrystallite glass powder, 10~20 parts of 15~25 parts of palladium oxide, 1~2 part of carbon dust and auxiliary agent；The inorganic bond mutually includes 0~15 part of silica 1,10~15 parts of alundum (Al2O3), 2~4 parts of diatomite, 4~8 parts of glass fibre.The heavy metals such as the present invention is not leaded, cadmium, chromium, mercury, meet environmental requirement, stability is good, resistance accuracy is high, and repeatability is good.
Description
Technical field
The present invention relates to environment-friendly electric field of material technology, and in particular to a kind of environment-friendly type resistance slurry and its preparation side
Method.
Background technology
Traditional heating household appliances：Such as electric cooker, electric pressure cooker, Electric cooker for soup, electric kettle, electric heater use mostly
Resistant heating, have the advantages that it is cheap, manufacture and assemble simple, firmly get liking for ordinary consumer, account for for a long time
According to the substantial amounts of market share.But with the increase of market test time, the volume of resistance heater is big, short life, electricity
The shortcomings such as efficiency of utilization is low progressively show, and the mode of Resistant heating is just being phased out in numerous new generation products, is being taken and generation
Be thick film circuit heating element heater.
Thick film circuit heating element heater because of the reason for its cost of manufacture is high, manufacturing process complexity, is only used for higher for a long time
The heating element heater of the electronic equipment at end, such as small-sized heating plate or fire-bar, it is less to be applied to daily high-power electrical heating production
Product.With the development of technology and the raising of people's level of consumption, the cost of thick film circuit decreases, and the market demand is also increasingly
Greatly, the heater element manufactured using thick film circuit has the advantages of compact, good appearance, and service life is up to 20000h,
Electric heating utilization ratio is up to more than 80%, has compared to the 50% of common resistance heater and greatly improves.
It is known that thick film circuit heating element heater is that resistance slurry is printed on a substrate, by the work such as drying, sintering
Thick-film resistor is made in skill, then obtains heating product with protection facility and external member, manufactures such as other temperature controls, current limlitings.Thus may be used
See, resistance slurry is the core technology of thick-film resistor, exploitation it is a kind of meet environmental requirement, resistance slurry applied widely is to push away
Enter the key point of thick film resistor heater part large-scale development.
The content of the invention
The purpose of the present invention is to be directed to problem of the prior art, there is provided a kind of environment-friendly type resistance slurry and preparation method thereof.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of environment-friendly type resistance slurry, the environment-friendly type resistance slurry includes function phase, inorganic bond phase and organic carrier, described
Function phase includes following raw material by weight：
10~20 parts of bismuth tungstate, 20~40 parts of calcium oxide glass composition, 15~30 parts of composite microcrystallite glass powder, palladium oxide 15
~25 parts, 10~20 parts of 1~2 part of carbon dust and auxiliary agent；
The inorganic bond mutually includes following raw material by weight：0~15 part of silica 1, alundum (Al2O3) 10~15
Part, 2~4 parts of diatomite, 4~8 parts of glass fibre；
The organic carrier includes following raw material by weight：40~50 parts of ethyl cellulose, butyl carbitol acetate
10~20 parts, 5~15 parts of ATBC, 5~8 parts of polyvinyl alcohol, 4~8 parts of chlorinated paraffin, 2~4 parts of phenolic resin.
Further, the function phase includes following raw material by weight：
16 parts of bismuth tungstate, 32 parts of calcium oxide glass composition, 24 parts of composite microcrystallite glass powder, 22 parts of palladium oxide, 1 part of carbon dust and
15 parts of auxiliary agent；
The inorganic bond mutually includes following raw material by weight：3 parts of silica 1,11 parts of alundum (Al2O3), diatomite
3 parts, 5 parts of glass fibre；
The organic carrier includes following raw material by weight：43 parts of ethyl cellulose, 17 parts of butyl carbitol acetate,
10 parts of ATBC, 6 parts of polyvinyl alcohol, 7 parts of chlorinated paraffin, 3 parts of phenolic resin.
Further, the environment-friendly type resistance slurry also includes organic additive, and the organic additive is acrylic acid tree
Fat dispersant.
Further, the composite microcrystallite glass powder includes following raw material by weight：Diboron trioxide 20~40
1~3 part of part, 10~25 parts of titanium dioxide, 5~10 parts of barium monoxide and alkali metal oxide.
Further, nickel oxide is contained in the calcium oxide glass composition.
Further, the auxiliary agent includes the one or more in rare earth oxide, aluminum oxide, iron oxide, cupric oxide.
A kind of preparation method of environment-friendly type resistance slurry, comprises the following steps：
（1）Every raw material is got out by required parts by weight, it is standby；
（2）Prepare function phase：
A. bismuth tungstate, calcium oxide glass composition, composite microcrystallite glass powder, palladium oxide, carbon dust and auxiliary agent are well mixed, filled
Enter zirconia ball grinding jar, use alcohol as ball-milling technology auxiliary agent, after ball milling 2h, gained mixture powder is crossed into 300 mesh sieves, it is standby
With；
B. the mixture powder by step a processing is contained in corundum crucible, using resistance furnace at 1350~1450 DEG C
Melting, after constant temperature 2h, water quenching, drying, obtain the function phase；
（3）Prepare inorganic bond phase：In silicon molybdenum after silica, alundum (Al2O3), diatomite and glass fibre are well mixed
Melting in rod cabinet-type electric furnace, is subsequently poured into cold water, is placed in after water quenching in ball grinder, and ball is carried out by ball-milling medium of distilled water
Grind, filter, dry after ball milling, be scattered, obtaining the inorganic bond phase；
（4）Prepare organic carrier：By ethyl cellulose, butyl carbitol acetate, ATBC, polyvinyl alcohol, chlorination
Paraffin and phenolic resin are placed in glass flask, 90 DEG C of water bath with thermostatic control, are stirred 2h, are filtered while hot, obtain the organic carrier；
（5）Will function phase, organic carrier and organic additive add reactor in, added after stirring inorganic bond phase and
Water, continue to stir, obtain sticky state fluid；
（6）By step（5）Obtained sticky state fluid be ground using three-roll grinder it is scattered, disperse number be 5~7 times,
Obtain the resistance slurry.
Further, the step（2）In, using Φ 15 abrading-ball, ratio of grinding media to material 3 during ball milling：2, rotating speed 550r/
min。
The present invention compared with prior art, has following beneficial effect：
The heavy metals such as resistance slurry of the invention is not leaded, cadmium, chromium, mercury, meet environmental requirement, resistance slurry stability
Good, resistance accuracy height, repeatability are good.By regulation resistance slurry each group distribution ratio, it can realize that sintering temperature adjustable range is
700~900 DEG C, thermal coefficient of expansion adjustable range be -0.5~5.0 × 10-6/ K, temperature-coefficient of electrical resistance adjustable range be 2000~
4000ppm/K, so as to be adapted to various types of microcrystal glass plate and purposes, available for barbecue machine, electric kettle, electric meal
Pot, Electric cooker for soup, electric teapot etc., safe and reliable, good appearance, service life is long and electric heating utilization rate is high, is resistance heater
Favorable substitutes, there are good market prospects, economic benefit and social benefit are very notable.
Embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of environment-friendly type resistance slurry, the environment-friendly type resistance slurry includes function phase, inorganic bond phase and organic carrier, described
Function phase includes following raw material by weight：
10 parts of bismuth tungstate, 20 parts of calcium oxide glass composition, 15 parts of composite microcrystallite glass powder, 15 parts of palladium oxide, 1 part of carbon dust and
10 parts of auxiliary agent；
The inorganic bond mutually includes following raw material by weight：0 part of silica 1,10 parts of alundum (Al2O3), diatomite
2 parts, 4 parts of glass fibre；
The organic carrier includes following raw material by weight：40 parts of ethyl cellulose, 10 parts of butyl carbitol acetate,
5 parts of ATBC, 5 parts of polyvinyl alcohol, 4 parts of chlorinated paraffin, 2 parts of phenolic resin.
The environment-friendly type resistance slurry also includes organic additive, and the organic additive is acrylic resin dispersant.
The composite microcrystallite glass powder includes following raw material by weight：20 parts of diboron trioxide, titanium dioxide 10
Part, 1 part of 5 parts of barium monoxide and alkali metal oxide.
Contain nickel oxide in the calcium oxide glass composition.
The auxiliary agent includes the one or more in rare earth oxide, aluminum oxide, iron oxide, cupric oxide.
A kind of preparation method of environment-friendly type resistance slurry, comprises the following steps：
（1）Every raw material is got out by required parts by weight, it is standby；
（2）Prepare function phase：
A. bismuth tungstate, calcium oxide glass composition, composite microcrystallite glass powder, palladium oxide, carbon dust and auxiliary agent are well mixed, filled
Enter zirconia ball grinding jar, use alcohol as ball-milling technology auxiliary agent, after ball milling 2h, gained mixture powder is crossed into 300 mesh sieves, it is standby
With；
B. the mixture powder by step a processing is contained in corundum crucible, it is permanent using resistance furnace melting at 1350 DEG C
After warm 2h, water quenching, drying, the function phase is obtained；
（3）Prepare inorganic bond phase：In silicon molybdenum after silica, alundum (Al2O3), diatomite and glass fibre are well mixed
Melting in rod cabinet-type electric furnace, is subsequently poured into cold water, is placed in after water quenching in ball grinder, and ball is carried out by ball-milling medium of distilled water
Grind, filter, dry after ball milling, be scattered, obtaining the inorganic bond phase；
（4）Prepare organic carrier：By ethyl cellulose, butyl carbitol acetate, ATBC, polyvinyl alcohol, chlorination
Paraffin and phenolic resin are placed in glass flask, 90 DEG C of water bath with thermostatic control, are stirred 2h, are filtered while hot, obtain the organic carrier；
（5）Will function phase, organic carrier and organic additive add reactor in, added after stirring inorganic bond phase and
Water, continue to stir, obtain sticky state fluid；
（6）By step（5）Obtained sticky state fluid be ground using three-roll grinder it is scattered, disperse number be 5 times, obtain
The resistance slurry.
The step（2）In, using Φ 15 abrading-ball, ratio of grinding media to material 3 during ball milling：2, rotating speed 550r/min.
Embodiment 2
A kind of environment-friendly type resistance slurry, the environment-friendly type resistance slurry includes function phase, inorganic bond phase and organic carrier, described
Function phase includes following raw material by weight：
20 parts of bismuth tungstate, 40 parts of calcium oxide glass composition, 30 parts of composite microcrystallite glass powder, 25 parts of palladium oxide, 2 parts of carbon dust and
20 parts of auxiliary agent；
The inorganic bond mutually includes following raw material by weight：5 parts of silica 1,15 parts of alundum (Al2O3), diatomite
4 parts, 8 parts of glass fibre；
The organic carrier includes following raw material by weight：50 parts of ethyl cellulose, 20 parts of butyl carbitol acetate,
15 parts of ATBC, 8 parts of polyvinyl alcohol, 8 parts of chlorinated paraffin, 4 parts of phenolic resin.
The environment-friendly type resistance slurry also includes organic additive, and the organic additive is acrylic resin dispersant.
The composite microcrystallite glass powder includes following raw material by weight：40 parts of diboron trioxide, titanium dioxide 25
Part, 3 parts of 10 parts of barium monoxide and alkali metal oxide.
Contain nickel oxide in the calcium oxide glass composition.
The auxiliary agent includes the one or more in rare earth oxide, aluminum oxide, iron oxide, cupric oxide.
A kind of preparation method of environment-friendly type resistance slurry, comprises the following steps：
（1）Every raw material is got out by required parts by weight, it is standby；
（2）Prepare function phase：
A. bismuth tungstate, calcium oxide glass composition, composite microcrystallite glass powder, palladium oxide, carbon dust and auxiliary agent are well mixed, filled
Enter zirconia ball grinding jar, use alcohol as ball-milling technology auxiliary agent, after ball milling 2h, gained mixture powder is crossed into 300 mesh sieves, it is standby
With；
B. the mixture powder by step a processing is contained in corundum crucible, it is permanent using resistance furnace melting at 1450 DEG C
After warm 2h, water quenching, drying, the function phase is obtained；
（3）Prepare inorganic bond phase：In silicon molybdenum after silica, alundum (Al2O3), diatomite and glass fibre are well mixed
Melting in rod cabinet-type electric furnace, is subsequently poured into cold water, is placed in after water quenching in ball grinder, and ball is carried out by ball-milling medium of distilled water
Grind, filter, dry after ball milling, be scattered, obtaining the inorganic bond phase；
（4）Prepare organic carrier：By ethyl cellulose, butyl carbitol acetate, ATBC, polyvinyl alcohol, chlorination
Paraffin and phenolic resin are placed in glass flask, 90 DEG C of water bath with thermostatic control, are stirred 2h, are filtered while hot, obtain the organic carrier；
（5）Will function phase, organic carrier and organic additive add reactor in, added after stirring inorganic bond phase and
Water, continue to stir, obtain sticky state fluid；
（6）By step（5）Obtained sticky state fluid be ground using three-roll grinder it is scattered, disperse number be 7 times, obtain
The resistance slurry.
The step（2）In, using Φ 15 abrading-ball, ratio of grinding media to material 3 during ball milling：2, rotating speed 550r/min.
Embodiment 3
A kind of environment-friendly type resistance slurry, the environment-friendly type resistance slurry includes function phase, inorganic bond phase and organic carrier, described
Function phase includes following raw material by weight：
16 parts of bismuth tungstate, 32 parts of calcium oxide glass composition, 24 parts of composite microcrystallite glass powder, 22 parts of palladium oxide, 1 part of carbon dust and
15 parts of auxiliary agent；
The inorganic bond mutually includes following raw material by weight：3 parts of silica 1,11 parts of alundum (Al2O3), diatomite
3 parts, 5 parts of glass fibre；
The organic carrier includes following raw material by weight：43 parts of ethyl cellulose, 17 parts of butyl carbitol acetate,
10 parts of ATBC, 6 parts of polyvinyl alcohol, 7 parts of chlorinated paraffin, 3 parts of phenolic resin.
The environment-friendly type resistance slurry also includes organic additive, and the organic additive is acrylic resin dispersant.
The composite microcrystallite glass powder includes following raw material by weight：30 parts of diboron trioxide, titanium dioxide 18
Part, 2 parts of 8 parts of barium monoxide and alkali metal oxide.
Contain nickel oxide in the calcium oxide glass composition.
The auxiliary agent includes the one or more in rare earth oxide, aluminum oxide, iron oxide, cupric oxide.
A kind of preparation method of environment-friendly type resistance slurry, comprises the following steps：
（1）Every raw material is got out by required parts by weight, it is standby；
（2）Prepare function phase：
A. bismuth tungstate, calcium oxide glass composition, composite microcrystallite glass powder, palladium oxide, carbon dust and auxiliary agent are well mixed, filled
Enter zirconia ball grinding jar, use alcohol as ball-milling technology auxiliary agent, after ball milling 2h, gained mixture powder is crossed into 300 mesh sieves, it is standby
With；
B. the mixture powder by step a processing is contained in corundum crucible, it is permanent using resistance furnace melting at 1400 DEG C
After warm 2h, water quenching, drying, the function phase is obtained；
（3）Prepare inorganic bond phase：In silicon molybdenum after silica, alundum (Al2O3), diatomite and glass fibre are well mixed
Melting in rod cabinet-type electric furnace, is subsequently poured into cold water, is placed in after water quenching in ball grinder, and ball is carried out by ball-milling medium of distilled water
Grind, filter, dry after ball milling, be scattered, obtaining the inorganic bond phase；
（4）Prepare organic carrier：By ethyl cellulose, butyl carbitol acetate, ATBC, polyvinyl alcohol, chlorination
Paraffin and phenolic resin are placed in glass flask, 90 DEG C of water bath with thermostatic control, are stirred 2h, are filtered while hot, obtain the organic carrier；
（5）Will function phase, organic carrier and organic additive add reactor in, added after stirring inorganic bond phase and
Water, continue to stir, obtain sticky state fluid；
（6）By step（5）Obtained sticky state fluid be ground using three-roll grinder it is scattered, disperse number be 6 times, obtain
The resistance slurry.
The step（2）In, using Φ 15 abrading-ball, ratio of grinding media to material 3 during ball milling：2, rotating speed 550r/min.
The heavy metals such as resistance slurry of the invention is not leaded, cadmium, chromium, mercury, meet environmental requirement, resistance slurry stable performance
Property is good, resistance accuracy is high, and repeatability is good.By regulation resistance slurry each group distribution ratio, sintering temperature adjustable range can be realized
It is -0.5~5.0 × 10 for 700~900 DEG C, thermal coefficient of expansion adjustable range-6/ K, temperature-coefficient of electrical resistance adjustable range are 2000
~4000ppm/K, so as to be adapted to various types of microcrystal glass plate and purposes, available for barbecue machine, electric kettle, electric meal
Pot, Electric cooker for soup, electric teapot etc., safe and reliable, good appearance, service life is long and electric heating utilization rate is high, is resistance heater
Favorable substitutes, there are good market prospects, economic benefit and social benefit are very notable.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, although with reference to the foregoing embodiments
The present invention is described in detail, for those skilled in the art, it still can be to foregoing embodiments institute
The technical scheme of record is modified, or carries out equivalent substitution to which part technical characteristic.It is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (8)
- A kind of 1. environment-friendly type resistance slurry, it is characterised in that the environment-friendly type resistance slurry include function phase, inorganic bond phase and Organic carrier, the function phase include following raw material by weight：10~20 parts of bismuth tungstate, 20~40 parts of calcium oxide glass composition, 15~30 parts of composite microcrystallite glass powder, palladium oxide 15 ~25 parts, 10~20 parts of 1~2 part of carbon dust and auxiliary agent；The inorganic bond mutually includes following raw material by weight：0~15 part of silica 1, alundum (Al2O3) 10~15 Part, 2~4 parts of diatomite, 4~8 parts of glass fibre；The organic carrier includes following raw material by weight：40~50 parts of ethyl cellulose, butyl carbitol acetate 10~20 parts, 5~15 parts of ATBC, 5~8 parts of polyvinyl alcohol, 4~8 parts of chlorinated paraffin, 2~4 parts of phenolic resin.
- 2. a kind of environment-friendly type resistance slurry according to claim 1, it is characterised in that the function phase is included below by weight Measure the raw material of part meter：16 parts of bismuth tungstate, 32 parts of calcium oxide glass composition, 24 parts of composite microcrystallite glass powder, 22 parts of palladium oxide, 1 part of carbon dust and 15 parts of auxiliary agent；The inorganic bond mutually includes following raw material by weight：3 parts of silica 1,11 parts of alundum (Al2O3), diatomite 3 parts, 5 parts of glass fibre；The organic carrier includes following raw material by weight：43 parts of ethyl cellulose, 17 parts of butyl carbitol acetate, 10 parts of ATBC, 6 parts of polyvinyl alcohol, 7 parts of chlorinated paraffin, 3 parts of phenolic resin.
- 3. a kind of environment-friendly type resistance slurry according to claim 1, it is characterised in that the environment-friendly type resistance slurry also wraps Organic additive is included, the organic additive is acrylic resin dispersant.
- 4. a kind of environment-friendly type resistance slurry according to claim 1, it is characterised in that the composite microcrystallite glass powder includes Raw material by weight below：20~40 parts of diboron trioxide, 10~25 parts of titanium dioxide, 5~10 parts of barium monoxide and alkali gold Belong to 1~3 part of oxide.
- A kind of 5. environment-friendly type resistance slurry according to claim 1, it is characterised in that the calcium oxide glass composition In contain nickel oxide.
- 6. a kind of environment-friendly type resistance slurry according to claim 1, it is characterised in that the auxiliary agent includes rare-earth oxidation One or more in thing, aluminum oxide, iron oxide, cupric oxide.
- A kind of 7. preparation method of environment-friendly type resistance slurry as described in claim 1~6 any one, it is characterised in that bag Include following steps：（1）Every raw material is got out by required parts by weight, it is standby；（2）Prepare function phase：A. bismuth tungstate, calcium oxide glass composition, composite microcrystallite glass powder, palladium oxide, carbon dust and auxiliary agent are well mixed, filled Enter zirconia ball grinding jar, use alcohol as ball-milling technology auxiliary agent, after ball milling 2h, gained mixture powder is crossed into 300 mesh sieves, it is standby With；B. the mixture powder by step a processing is contained in corundum crucible, using resistance furnace at 1350~1450 DEG C Melting, after constant temperature 2h, water quenching, drying, obtain the function phase；（3）Prepare inorganic bond phase：In silicon molybdenum after silica, alundum (Al2O3), diatomite and glass fibre are well mixed Melting in rod cabinet-type electric furnace, is subsequently poured into cold water, is placed in after water quenching in ball grinder, and ball is carried out by ball-milling medium of distilled water Grind, filter, dry after ball milling, be scattered, obtaining the inorganic bond phase；（4）Prepare organic carrier：By ethyl cellulose, butyl carbitol acetate, ATBC, polyvinyl alcohol, chlorination Paraffin and phenolic resin are placed in glass flask, 90 DEG C of water bath with thermostatic control, are stirred 2h, are filtered while hot, obtain the organic carrier；（5）Will function phase, organic carrier and organic additive add reactor in, added after stirring inorganic bond phase and Water, continue to stir, obtain sticky state fluid；（6）By step（5）Obtained sticky state fluid be ground using three-roll grinder it is scattered, disperse number be 5~7 times, Obtain the resistance slurry.
- A kind of 8. preparation method of environment-friendly type resistance slurry according to claim 7, it is characterised in that the step（2） In, using Φ 15 abrading-ball, ratio of grinding media to material 3 during ball milling：2, rotating speed 550r/min.
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| CN201710653750.2A CN107396467A (en) | 2017-08-03 | 2017-08-03 | A kind of environment-friendly type resistance slurry and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108314895A (en) * | 2018-02-06 | 2018-07-24 | 合肥东恒锐电子科技有限公司 | It is a kind of to glue weather-proof high steady environment-friendlyresistance resistance paste and preparation method thereof by force |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139916A (en) * | 2015-06-30 | 2015-12-09 | 苏州洋杰电子有限公司 | Carbon powder doped molybdenum-based thick film resistance paste and preparation method thereof |
| CN106131982A (en) * | 2016-07-08 | 2016-11-16 | 东莞珂洛赫慕电子材料科技有限公司 | A kind of high temperature high power rare earth resistance slurry and preparation method thereof |
| CN106328251A (en) * | 2016-08-18 | 2017-01-11 | 陆川县华鑫电子厂 | Thick film resistor paste and preparation method thereof |
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2017
- 2017-08-03 CN CN201710653750.2A patent/CN107396467A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139916A (en) * | 2015-06-30 | 2015-12-09 | 苏州洋杰电子有限公司 | Carbon powder doped molybdenum-based thick film resistance paste and preparation method thereof |
| CN106131982A (en) * | 2016-07-08 | 2016-11-16 | 东莞珂洛赫慕电子材料科技有限公司 | A kind of high temperature high power rare earth resistance slurry and preparation method thereof |
| CN106328251A (en) * | 2016-08-18 | 2017-01-11 | 陆川县华鑫电子厂 | Thick film resistor paste and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108314895A (en) * | 2018-02-06 | 2018-07-24 | 合肥东恒锐电子科技有限公司 | It is a kind of to glue weather-proof high steady environment-friendlyresistance resistance paste and preparation method thereof by force |
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