CN104031564B - Inorganic sizing agent of a kind of fireproof environmental and preparation method thereof and system - Google Patents
Inorganic sizing agent of a kind of fireproof environmental and preparation method thereof and system Download PDFInfo
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- CN104031564B CN104031564B CN201410262039.0A CN201410262039A CN104031564B CN 104031564 B CN104031564 B CN 104031564B CN 201410262039 A CN201410262039 A CN 201410262039A CN 104031564 B CN104031564 B CN 104031564B
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Abstract
The invention discloses the inorganic sizing agent of a kind of fireproof environmental, preparation method and preparation system, preparation method's step is: in reaction tank, 1) add 20-50 weight part tap water, 1-3 weight parts water glass and 10-20 part solidifying agent, stirring at normal temperature; 2) mixed solution in reaction tank is all transported to storage pool to store and precipitated impurities; 3) liquid form mixt after precipitation in storage pool is transported in reactor, adds 30-40 weight part magnesium oxide, 1-1.5 weight part toughener and 5-8 part magnesium sulfate or calcium sulfate, stirring at normal temperature; 4) in another reactor, add 10-30 weight part tap water, 0.5-2 weight part water-resisting agent and 0.5-1 weight part toughner, be heated to 90-120 DEG C, after stirring, be discharged in cooling pool and be cooled to 20-40 DEG C; 5) by 3) and 4) liquid mixing that obtains, and add 1-2 weight part retardant, stirring at normal temperature.
Description
Technical field
The present invention relates to based Wood Adhesives technical field, particularly relate to a kind of inorganic sizing agent and preparation method thereof and system.
Background technology
Vegetable fiberboard or shaving board are produced and are usually adopted air aldehyde resin as sizing agent.By formaldehyde and the chemical substance such as urea or phenol, polycondensation under catalyst action forms aldehydes sizing agent.Air aldehyde resin sizing agent is one of organic resin sizing agent that consumption is maximum, purposes is widest in area.But the wood-based plate adopting common air aldehyde resin sizing agent to produce does not have fire resistance, and sheet material use procedure exists great potential safety hazard.And can discharge harmful formaldehyde gas in Wood-based Panel Production and use procedure, environmental-protecting performance is poor, the production of the serious harm mankind and living environment.Existing inorganic sizing agent fire-protection rating is low, bonding strength is low, poor toughness.Therefore, research and development have fire prevention, the novel inorganic sizing agent of high-strength, environment-friendly function and new preparation technology thereof, novel process, new device be of great immediate significance.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, provides a kind of formaldehydeless release, the inorganic sizing agent with fire resistance and preparation method thereof.
The technical scheme that the present invention proposes is the inorganic sizing agent of a kind of fireproof environmental, and raw material composition comprises:
Water glass: 1-3 weight part;
Magnesium oxide: 30-40 weight part;
Magnesium sulfate or calcium sulfate: 5-8 weight part;
Water: 30-80 weight part;
Solidifying agent: 10-20 weight part;
Water-resisting agent: 0.5-2 weight part;
Toughner: 0.5-1 weight part;
Toughener: 1-1.5 weight part;
Retardant: 1-2 weight part.
The component of above-mentioned sizing agent, preferably, described solidifying agent is magnesium chloride, and described water-resisting agent is paraffin, and described toughner is polyvinyl alcohol or ethene-vinyl acetate fat, and described toughener is zinc sulfide white, and described retardant is tertiary sodium phosphate or Tripotassium phosphate.
The component of above-mentioned sizing agent, preferably, also comprises setting accelerator tartrate 0.5-1 weight part.
As a total inventive concept, the present invention also provides the preparation system of the inorganic sizing agent of a kind of fireproof environmental, comprises the first pump, the second pump, the 3rd pump, the 4th pump, the 5th pump, reaction tank, the first reactor, cooling pool, storage pool, the second reactor and the 3rd reactor; Wherein the first pump, reaction tank, the 3rd pump, storage pool, the 5th pump, the second reactor are connected successively with the 3rd reactor, and the second pump, the first reactor, cooling pool, the 4th pump are connected successively with the 3rd reactor; All connecting with running water pipe of first pump and the second pump, reaction tank upper end is provided with solidifying agent opening for feed and water glass opening for feed; The first described reactor upper end is provided with water-resisting agent opening for feed and toughner opening for feed; The second described reactor upper end is provided with magnesium sulfate opening for feed, magnesium oxide opening for feed and toughener opening for feed; The 3rd described reactor upper end is provided with retardant opening for feed and setting accelerator opening for feed.
Above-mentioned preparation system, preferably, described reaction tank and the first reactor are provided with " U " type stirring rake; The first described reactor is provided with electric heater unit; The second described reactor and the 3rd reactor arrange " branch " type stirring rake; Stopping valve is equipped with bottom the first described reactor, the second reactor and the 3rd reactor; The first described pump is impeller pump, and flow is 20m
3/ h; The second described pump is impeller pump, and flow is 15m
3/ h; The 3rd described pump is anti-corrosion centrifugal pump, and flow is 20m
3/ h; The 4th described pump is anticorrosive screw pump, and flow is 12m
3/ h; The 5th described pump is anti-corrosion centrifugal pump, and flow is 12m
3/ h.
As a total inventive concept, the present invention also provides the preparation method of the inorganic sizing agent of a kind of fireproof environmental, comprises the following steps:
Step one: inject 20-50 weight part tap water in reaction tank, add 1-3 weight parts water glass and 10-20 part solidifying agent, stirring at normal temperature;
Step 2: the mixed solution in reaction tank is all transported to storage pool and stores and precipitated impurities;
Step 3: be transported in reactor by the liquid form mixt after precipitation in storage pool, adds 30-40 weight part magnesium oxide, 1-1.5 weight part toughener and 5-8 part magnesium sulfate or calcium sulfate, stirring at normal temperature;
Step 4: inject 10-30 weight part tap water in another reactor, add 0.5-2 weight part water-resisting agent and 0.5-1 weight part toughner, be heated to 90-120 DEG C, after stirring, be discharged in cooling pool and be cooled to 20-40 DEG C;
Step 5: the liquid mixing that step 3 and step 4 are obtained, and add 1-2 weight part retardant, stirring at normal temperature, the inorganic sizing agent of fireproof environmental can be obtained.
Above-mentioned preparation method, preferably, can also add the setting accelerator tartrate of 0.5-1 weight part in step 5.
Above-mentioned preparation method, preferably, described solidifying agent is magnesium chloride, and described water-resisting agent is paraffin, and described toughner is polyvinyl alcohol or ethene-vinyl acetate fat, and described toughener is zinc sulfide white, and described retardant is tertiary sodium phosphate or Tripotassium phosphate.
Above-mentioned preparation method, preferably, the concrete steps of step one are in reaction tank, inject the tap water of design flow, then the water glass of design flow is added to reaction tank, add the solidifying agent of design flow after stirring 5min again to reaction tank, stir 10min under normal temperature, mixing speed 60rpm.
Above-mentioned preparation method, preferably, the concrete steps of step 3 are: be transported in reactor by liquid form mixt in storage pool, the magnesium oxide of design flow, zinc sulfide white and magnesium sulfate is added again in reactor, start " branch " type agitator, mixing speed 150rpm, continuously stirring 3-5min under normal temperature.
Above-mentioned preparation method, preferably, in step 4, whipping device is " U " shape agitator, and alr mode is mixing speed 60rpm, continuously stirring 30-40min; In step 5, whipping device is " branch " type agitator, and alr mode is mixing speed 150rpm, continuously stirring 5-6min under normal temperature.
Compared with prior art, the invention has the advantages that:
The raw material that the present invention uses is mainly inorganic materials, does not use aldehydes material, ensure that sizing agent fireproof environmental performance; The preparation method of the inorganic sizing agent of the present invention and system, technique is simple, and preparation is convenient, realizes suitability for industrialized production on a large scale.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention, below the accompanying drawing used required for embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is preparation system and the schematic flow sheet of the inorganic sizing agent of present pre-ferred embodiments fireproof environmental.
In figure, the first pump 1, second pump 2, the 3rd pump 3, the 4th pump 4, the 5th pump 5, reaction tank 6, first reactor 7, cooling pool 8, storage pool 9, second reactor 10, the 3rd reactor 11.
Embodiment
For the ease of understanding the present invention, hereafter will do to describe more comprehensively, meticulously in conjunction with Figure of description.
Unless otherwise defined, hereinafter used all technical terms are identical with the implication that those skilled in the art understand usually.The object of technical term used herein just in order to describe specific embodiment is not be intended to limit the scope of the invention.
Apart from special instruction, all ingredients used in the present invention, raw material are can commodity commercially or can by the obtained product of known method.
The specific embodiment of the present invention is as follows:
The inorganic sizing agent of a kind of fireproof environmental, forms primarily of following parts by weight:
Water glass: 1-3 weight part;
Magnesium oxide: 30-40 weight part;
Magnesium sulfate or calcium sulfate: 5-8 weight part;
Water: 30-80 weight part;
Solidifying agent: 10-20 weight part, magnesium chloride selected by solidifying agent;
Water-resisting agent: 0.5-2 weight part, paraffin selected by water-resisting agent;
Toughner: 0.5-1 weight part, toughner selects polyvinyl alcohol or ethylene ethyl acetate;
Toughener: 1-1.5 weight part, toughener selects zinc sulfide white;
Retardant: 1-2 weight part, retardant selects tertiary sodium phosphate or Tripotassium phosphate.
In addition to the above components, setting accelerator tartrate 0.5-1 weight part can also be comprised, with produce vegetable fiberboard or workshop, shaving board place temperature less than 30 DEG C time use.
As shown in Figure 1, prepare the preparation system of above-mentioned sizing agent, comprise the first pump 1, second pump 2, the 3rd pump 3, the 4th pump 4, the 5th pump 5, reaction tank 6, first reactor 7, cooling pool 8, storage pool 9, second reactor 10 and the 3rd reactor 11, wherein the first pump 1, reaction tank 6, the 3rd pump 3, storage pool 9, the 5th pump 5, second reactor 10 are connected successively with the 3rd reactor 11, and the second pump 2, first reactor 7, cooling pool 8, the 4th pump 4 are connected successively with the 3rd reactor 11, first pump 1 and the second pump 2 are all connected with running water pipe, reaction tank 6 upper end is provided with solidifying agent opening for feed and water glass opening for feed, first reactor 7 upper end is provided with water-resisting agent opening for feed and toughner opening for feed, second reactor 10 upper end is provided with magnesium sulfate opening for feed, magnesium oxide opening for feed and toughener opening for feed, 3rd reactor 11 upper end is provided with retardant opening for feed and setting accelerator opening for feed, reaction tank 6 and the first reactor 7 are provided with " U " type stirring rake, first reactor 7 is provided with electric heater unit, second reactor 10 and the 3rd reactor 11 arrange " branch " type stirring rake, first reactor 7, stopping valve is equipped with bottom second reactor 10 and the 3rd reactor 11, first pump 1 is impeller pump, flow is 20m
3/ h, the second pump 2 is impeller pump, and flow is 15m
3/ h, the 3rd pump 3 is anti-corrosion centrifugal pump, and flow is 20m
3/ h, the 4th pump 4 is anticorrosive screw pump, and flow is 12m
3/ h, the 5th pump 5 is anti-corrosion centrifugal pump, and flow is 12m
3/ h.
The preparation method of above-mentioned sizing agent, comprises the following steps:
Step one: start the first pump 1, in reaction tank 6, inject the tap water of 20-50 weight part, then add the water glass of 1-3 weight part to reaction tank 6, after stirring 5min, add the solidifying agent magnesium chloride of 10-20 part again to reaction tank 6,10min is stirred, mixing speed 60rpm under normal temperature.
Step 2: start the 3rd pump 3, is all transported to storage pool 9 and stores and precipitated impurities by the mixed solution in reaction tank 6;
Step 3: start the 5th pump 5, liquid form mixt in storage pool 9 is transported in the second reactor 10, the magnesium oxide of 30-40 weight part, 1-1.5 weight part zinc sulfide white and 5-8 parts sulfuric acid magnesium is added again in the second reactor 10, start " branch " type agitator, mixing speed 150rpm, continuously stirring 3-5min under normal temperature;
Step 4: start the second pump 2,10-30 weight part tap water, interpolation 0.5-2 weight part water-resisting agent paraffin and 0.5-1 weight part toughner polyvinyl alcohol or ethylene ethyl acetate is injected in the first reactor 7, open electric heater unit, the first reactor 7 temperature is made to remain on 90-120 DEG C, start " U " shape agitator simultaneously, mixing speed 60rpm, after continuously stirring 30-40min, open the stopping valve bottom the first reactor 7, liquid form mixt in first reactor 7 is discharged in cooling pool 8, naturally cools to 20-40 DEG C;
Step 5: open the stopping valve bottom the second reactor 10, all puts into the 3rd reactor 11 by the mixture in the second reactor 10, starts the 4th pump 4 and the liquid in cooling pool 8 is all put into the 3rd reactor 11, and add 1-2 weight part retardant.Start " branch " type agitator, alr mode is mixing speed 150rpm, continuously stirring 5-6min under normal temperature, can obtain the inorganic sizing agent of fireproof environmental.
The setting accelerator tartrate of 0.5-1 weight part can also be added in above step 5, made fireproof environmental sizing agent produce vegetable fiberboard or workshop, shaving board place temperature less than 30 DEG C time use.
Claims (9)
1. the inorganic sizing agent of fireproof environmental, is characterized in that, raw material composition comprises:
Water glass: 1-3 weight part;
Magnesium oxide: 30-40 weight part;
Magnesium sulfate or calcium sulfate: 5-8 weight part;
Water: 30-80 weight part;
Magnesium chloride: 10-20 weight part;
Water-resisting agent: 0.5-2 weight part;
Toughner: 0.5-1 weight part;
Toughener: 1-1.5 weight part;
Retardant: 1-2 weight part.
2. the inorganic sizing agent of a kind of fireproof environmental according to claim 1, it is characterized in that, described water-resisting agent is paraffin, and described toughner is polyvinyl alcohol or ethylene-vinyl acetate, described toughener is zinc sulfide white, and described retardant is tertiary sodium phosphate or Tripotassium phosphate.
3. the inorganic sizing agent of a kind of fireproof environmental according to claim 1, is characterized in that, also comprises 0.5-1 weight part setting accelerator tartrate.
4. a preparation method for the inorganic sizing agent of fireproof environmental, is characterized in that, comprise the following steps:
Step one: inject 20-50 weight part tap water in reaction tank, add 1-3 weight parts water glass and 10-20 part solidifying agent, stirring at normal temperature;
Step 2: the mixed solution in reaction tank is all transported to storage pool and stores and precipitated impurities;
Step 3: be transported in reactor by the liquid form mixt after precipitation in storage pool, adds 30-40 weight part magnesium oxide, 1-1.5 weight part toughener and 5-8 part magnesium sulfate or calcium sulfate, stirring at normal temperature;
Step 4: inject 10-30 weight part tap water in another reactor, add 0.5-2 weight part water-resisting agent and 0.5-1 weight part toughner, be heated to 90-120 DEG C, after stirring, be discharged in cooling pool and be cooled to 20-40 DEG C;
Step 5: the liquid mixing that step 3 and step 4 are obtained, and add 1-2 weight part retardant, stirring at normal temperature, the inorganic sizing agent of fireproof environmental can be obtained.
5. the preparation method of the inorganic sizing agent of a kind of fireproof environmental according to claim 4, is characterized in that, can also add the setting accelerator tartrate of 0.5-1 weight part in step 5.
6. the preparation method of the inorganic sizing agent of a kind of fireproof environmental according to claim 4, it is characterized in that, wherein said solidifying agent is magnesium chloride, described water-resisting agent is paraffin, described toughner is polyvinyl alcohol or ethylene-vinyl acetate, described toughener is zinc sulfide white, and described retardant is tertiary sodium phosphate or Tripotassium phosphate.
7. the preparation method of the inorganic sizing agent of a kind of fireproof environmental according to claim 4 or 5 or 6, it is characterized in that, the concrete steps of step one are in reaction tank, inject the tap water of design flow, then the water glass of design flow is added to reaction tank, add the solidifying agent of design flow again to reaction tank after stirring 5min, 10min is stirred, mixing speed 60rpm under normal temperature.
8. the preparation method of the inorganic sizing agent of a kind of fireproof environmental according to claim 4,5 or 6, it is characterized in that, the interpolation step of step 3 is specially: be transported in reactor by liquid form mixt in storage pool, then in reactor, add the magnesium oxide of design flow, toughener and magnesium sulfate.
9. the preparation method of the inorganic sizing agent of a kind of fireproof environmental according to claim 4,5 or 6, is characterized in that, the alr mode in step 3 is for using " branch " type agitator, mixing speed 150rpm, continuously stirring 3-5min under normal temperature; Alr mode in step 4 is for using " U " shape agitator, mixing speed 60rpm, continuously stirring 30-40min; In step 5, alr mode is for using " branch " type agitator, mixing speed 150rpm, continuously stirring 5-6min under normal temperature.
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| CN104650743B (en) * | 2015-01-14 | 2017-08-25 | 中南林业科技大学 | Straw fiber board inorganic adhesive and preparation method thereof |
| CN104861901A (en) * | 2015-05-21 | 2015-08-26 | 北京百世邦高科技有限公司 | Organic-inorganic modified adhesive and preparation method thereof |
| CN106003908B (en) * | 2016-06-07 | 2018-11-13 | 淮滨县祥盛再生资源有限公司 | Multi-layer fire-retarded wood base composite plate and its manufacturing method |
| CN106010301B (en) * | 2016-06-07 | 2019-06-28 | 淮滨县祥盛再生资源有限公司 | Water-soluble fire-resisting adhesive and its preparation method and application |
| CN106956339A (en) * | 2017-05-04 | 2017-07-18 | 河南恒顺植物纤维板有限公司 | Straw curtain foundation wall body plate of material and preparation method thereof |
| CN107498649A (en) * | 2017-08-08 | 2017-12-22 | 白光瑞 | A kind of modification of the production technology and inorganic glue of sheet material |
| CN107498657A (en) * | 2017-08-08 | 2017-12-22 | 白光瑞 | A kind of modification of the production technology and inorganic glue of sheet material |
| CN108949061B (en) * | 2018-06-04 | 2020-06-30 | 中山市康德龙消防材料有限公司 | Plant fiber flame-retardant adhesive and preparation method thereof |
| CN110666098A (en) * | 2019-11-08 | 2020-01-10 | 含山县能华铸造有限公司 | Preparation method of quick-drying water-based lost foam casting coating |
| CN112457782B (en) * | 2020-11-10 | 2022-06-07 | 漳州市德根工贸有限公司 | Glue and preparation method and application thereof |
| CN113278367A (en) * | 2021-05-28 | 2021-08-20 | 中建材创新科技研究院有限公司 | Adhesive with adjustable curing time for installation of coating-free gypsum board and preparation and application thereof |
| CN114012857A (en) * | 2021-10-15 | 2022-02-08 | 廊坊民丰木业有限公司 | Preparation method of high-performance magnesium-based inorganic flame-retardant shaving board |
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| CN101724352B (en) * | 2009-12-11 | 2012-09-05 | 北京培尔茂森科技推广有限责任公司 | Inorganic adhesive for artificial board and preparation method thereof |
| CN102863905B (en) * | 2012-10-17 | 2013-10-23 | 中南林业科技大学 | Polyhedral oligomeric silsesquioxane (POSS) contained environment-friendly inflaming retarding wood adhesive and preparation method thereof |
| CN203947058U (en) * | 2014-06-13 | 2014-11-19 | 连云港保丽森实业有限公司 | The inorganic sizing agent preparation system of a kind of fireproof environmental |
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