CN107227617A - A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating and preparation method thereof - Google Patents
A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating and preparation method thereof Download PDFInfo
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- CN107227617A CN107227617A CN201710466590.0A CN201710466590A CN107227617A CN 107227617 A CN107227617 A CN 107227617A CN 201710466590 A CN201710466590 A CN 201710466590A CN 107227617 A CN107227617 A CN 107227617A
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- hard heat
- coating
- insulated felt
- dry linting
- preparation
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- 239000011248 coating agent Substances 0.000 title claims abstract description 23
- 238000000576 coating method Methods 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000000843 powder Substances 0.000 claims abstract description 27
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229920001651 Cyanoacrylate Polymers 0.000 claims abstract description 11
- 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 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 229920005989 resin Polymers 0.000 claims abstract description 11
- 239000011347 resin Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- MWCLLHOVUTZFKS-UHFFFAOYSA-N Methyl cyanoacrylate Chemical compound COC(=O)C(=C)C#N MWCLLHOVUTZFKS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920002678 cellulose Polymers 0.000 claims abstract description 9
- 239000001913 cellulose Substances 0.000 claims abstract description 9
- 159000000000 sodium salts Chemical class 0.000 claims abstract description 9
- 238000009826 distribution Methods 0.000 claims abstract description 5
- 238000001035 drying Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical group [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 5
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 5
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 5
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000919 ceramic Substances 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 description 3
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 230000003026 anti-oxygenic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- NLCKLZIHJQEMCU-UHFFFAOYSA-N cyano prop-2-enoate Chemical class C=CC(=O)OC#N NLCKLZIHJQEMCU-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
- D06M15/05—Cellulose or derivatives thereof
- D06M15/09—Cellulose ethers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/45—Oxides or hydroxides of elements of Groups 3 or 13 of the Periodic Table; Aluminates
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/40—Fibres of carbon
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating and preparation method thereof, its each group distribution ratio is：Cellulose sodium salt 8~21%, reinforcing resin 6~11%, acetone 3~7%, alumina powder 6~9%, cyanoacrylate 3~8% and clear water 43~70%.The defect of the existing easy dry linting of hard heat-insulated felt is overcome, its service life is improved, greatly improves polycrystalline silicon ingot casting quality, relative to ceramic protection coating, its low production cost, technique are simple, production efficiency is high.
Description
Technical field
Do not fallen with hard heat-insulated felt the present invention relates to inorganic functional coating material field, more particularly to a kind of photovoltaic ingot furnace
Powder coating and preparation method thereof.
Background technology
Many using hard heat-insulated felt in the furnace chamber insulation of photovoltaic polycrystalline silicon ingot casting industry at present, hard heat-insulated felt is answered by carbon carbon
Condensation material is made, because carbon carbon composite is using carbon or graphite fibre as reinforcement, and carbon or graphite are what matrix was composited
Material, it has high intensity under good high temperature resistant, thermal conductivity, heat shock resistance, ablating rate low and high temperature, certain chemical inertness lamp is special
Different performance, so that hard heat-insulated felt has its property, but is due to the characteristic of material property of hard heat-insulated felt itself, table
Face easily forms fine powder, and easily drops, and the powder of carbonaceous departs from body and dropped during ingot furnace use, easily pollution
Polysilicon solution, causes the decline of polycrystalline silicon ingot casting quality, while the service life of hard heat-insulated felt in itself is also influenced whether, and
And only 500 DEG C or so of the initial oxidation temperature of carbon carbon composite in an oxidizing environment, so hard heat-insulated felt is in photovoltaic ingot casting
It is easily oxidized in stove.For this defect, present use ceramic protection coating mostly, but its complex production process, life
Produce cost high, and the life-span is shorter.
The content of the invention
To solve above-mentioned problem of the prior art, the present invention provides a kind of photovoltaic ingot furnace, and with hard heat-insulated felt, dry linting is not applied
Layer and preparation method thereof, overcomes the defect of the existing easy dry linting of hard heat-insulated felt, improves its service life, greatly improve
Polycrystalline silicon ingot casting quality, relative to ceramic protection coating, its low production cost, technique are simple, production efficiency is high.
Realize that technical solution of the present invention is：A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its each component is matched somebody with somebody
Than for：Cellulose sodium salt 8~21%, reinforcing resin 6~11%, acetone 3~7%, alumina powder 6~9%, cyanoacrylate
Acid esters 3~8% and clear water 43~70%.
A kind of preparation method of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its step is：
(1) 8~21% cellulose sodium salts, 6~11% reinforcing resins, 3~7% acetone, 6~9% alumina powders are weighed
With 3~8% cyanoacrylates, powder is sufficiently mixed uniformly；
(2) to step (1) be well mixed powder in add 43~70% clear water, heating stirring, make powder dissolving be in
Molten condition；
(3) step (2) resulting solution is uniformly sprayed onto the surface of the hard heat-insulated felt processed with air gun watering can；
(4) the hard heat-insulated felt in step (3) is put into drying oven and dried.
Furtherly, the cellulose sodium salt is sodium carboxymethylcellulose.
Furtherly, the heating-up temperature in step (2) is 80~90 DEG C.
Furtherly, the time of heating stirring is 1~2h in step (2).
Furtherly, the temperature of drying oven is 140~170 DEG C in step (4).
Furtherly, the drying time in step (4) is 1.2~1.8h.
Compared with prior art, the beneficial effects of the invention are as follows：Hard heat-insulated felt surface picking after present invention processing is strong
It is mad to be much improved, the performance and antioxygenic property of hard heat-insulated felt are added, its service life is extended, enters one
Step is improved polycrystalline silicon ingot casting quality.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the embodiment of the present invention, to this hair
Bright technical scheme is clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention, without
It is whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not before creative work is made
The every other embodiment obtained is put, the scope of protection of the invention is belonged to.
Embodiment 1：
A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its each group distribution ratio is：Sodium carboxymethylcellulose
10%th, reinforcing resin 7%, acetone 3%, alumina powder 9%, cyanoacrylate 5% and clear water 66%.
A kind of preparation method of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its step is：
(1) 10% cellulose sodium salt, 7% reinforcing resin, 3% acetone, 9% alumina powder and 5% cyanoacrylate are weighed
Acid esters, powder is sufficiently mixed uniformly；
(2) clear water for the interior addition 66% of powder being well mixed to step (1), heating stirring 1h, make powder dissolving in molten
Melt state, its heating-up temperature is 80~90 DEG C；
(3) step (2) resulting solution is uniformly sprayed onto the surface of the hard heat-insulated felt processed with air gun watering can；
(4) the hard heat-insulated felt in step (3) is put into and 1.5h is dried in 140~170 DEG C of drying oven.
Embodiment 2：
A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its each group distribution ratio is：Sodium carboxymethylcellulose
20%th, reinforcing resin 6%, acetone 5%, alumina powder 6%, cyanoacrylate 3% and clear water 60%.
A kind of preparation method of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its step is：
(1) 20% cellulose sodium salt, 6% reinforcing resin, 5% acetone, 6% alumina powder and 3% cyanoacrylate are weighed
Acid esters, powder is sufficiently mixed uniformly；
(2) to step (1) be well mixed powder in add 60% clear water, heating stirring 1.5h, make powder dissolving be in
Molten condition, its heating-up temperature is 80~90 DEG C；
(3) step (2) resulting solution is uniformly sprayed onto the surface of the hard heat-insulated felt processed with air gun watering can；
(4) the hard heat-insulated felt in step (3) is put into and 1.8h is dried in 140~170 DEG C of drying oven.
Embodiment 3：
A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its each group distribution ratio is：Sodium carboxymethylcellulose
16%th, reinforcing resin 11%, acetone 7%, alumina powder 9%, cyanoacrylate 8% and clear water 49%.
A kind of preparation method of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, its step is：
(1) 16% cellulose sodium salt, 11% reinforcing resin, 7% acetone, 9% alumina powder and 8% cyanoacrylate are weighed
Acid esters, powder is sufficiently mixed uniformly；
(2) clear water for the interior addition 49% of powder being well mixed to step (1), heating stirring 2h, make powder dissolving in molten
Melt state, its heating-up temperature is 80~90 DEG C；
(3) step (2) resulting solution is uniformly sprayed onto the surface of the hard heat-insulated felt processed with air gun watering can；
(4) the hard heat-insulated felt in step (3) is put into and 1.7h is dried in 140~170 DEG C of drying oven.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (7)
1. a kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating, it is characterised in that：Its each group distribution ratio is：Sodium cellulosate
Salt 8~21%, reinforcing resin 6~11%, acetone 3~7%, alumina powder 6~9%, cyanoacrylate 3~8% and clear
Water 43~70%.
2. a kind of a kind of photovoltaic ingot furnace described in claim 1 preparation method of hard heat-insulated felt not dry linting coating, it is special
Levy and be：Its step is：
(1) weigh 8~21% cellulose sodium salts, 6~11% reinforcing resins, 3~7% acetone, 6~9% alumina powders and 3~
8% cyanoacrylate, powder is sufficiently mixed uniformly；
(2) clear water for the interior addition 43~70% of powder being well mixed to step (1), heating stirring, make powder dissolving in melting
State；
(3) step (2) resulting solution is uniformly sprayed onto the surface of the hard heat-insulated felt processed with air gun watering can；
(4) the hard heat-insulated felt in step (3) is put into drying oven and dried.
3. a kind of photovoltaic ingot furnace according to claim 2 preparation method of hard heat-insulated felt not dry linting coating, it is special
Levy and be：The cellulose sodium salt is sodium carboxymethylcellulose.
4. a kind of photovoltaic ingot furnace according to claim 2 preparation method of hard heat-insulated felt not dry linting coating, it is special
Levy and be：Heating-up temperature in step (2) is 80~90 DEG C.
5. a kind of photovoltaic ingot furnace according to claim 2 preparation method of hard heat-insulated felt not dry linting coating, it is special
Levy and be：The time of heating stirring is 1~2h in step (2).
6. a kind of photovoltaic ingot furnace according to claim 2 preparation method of hard heat-insulated felt not dry linting coating, it is special
Levy and be：The temperature of drying oven is 140~170 DEG C in step (4).
7. a kind of photovoltaic ingot furnace according to claim 2 preparation method of hard heat-insulated felt not dry linting coating, it is special
Levy and be：Drying time in step (4) is 1.2~1.8h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710466590.0A CN107227617A (en) | 2017-06-20 | 2017-06-20 | A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710466590.0A CN107227617A (en) | 2017-06-20 | 2017-06-20 | A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107227617A true CN107227617A (en) | 2017-10-03 |
Family
ID=59935929
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710466590.0A Pending CN107227617A (en) | 2017-06-20 | 2017-06-20 | A kind of photovoltaic ingot furnace hard heat-insulated felt not dry linting coating and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN107227617A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101948327A (en) * | 2010-08-17 | 2011-01-19 | 西安超码科技有限公司 | Method for preparing work hardening insulation quilt for high temperature furnace |
| CN104449085A (en) * | 2014-11-03 | 2015-03-25 | 芜湖市祥荣食品有限公司 | Powder coating with excellent high-temperature resistance effect |
| CN106007635A (en) * | 2015-03-24 | 2016-10-12 | 金承黎 | Aerogel composite material with surface subjected to dust-free treatment and preparation method |
-
2017
- 2017-06-20 CN CN201710466590.0A patent/CN107227617A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101948327A (en) * | 2010-08-17 | 2011-01-19 | 西安超码科技有限公司 | Method for preparing work hardening insulation quilt for high temperature furnace |
| CN104449085A (en) * | 2014-11-03 | 2015-03-25 | 芜湖市祥荣食品有限公司 | Powder coating with excellent high-temperature resistance effect |
| CN106007635A (en) * | 2015-03-24 | 2016-10-12 | 金承黎 | Aerogel composite material with surface subjected to dust-free treatment and preparation method |
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Application publication date: 20171003 |