CN101716793B - Aluminium hydroxide composite anti-flaming density fiber board and preparation method thereof - Google Patents
Aluminium hydroxide composite anti-flaming density fiber board and preparation method thereof Download PDFInfo
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- CN101716793B CN101716793B CN200910241603XA CN200910241603A CN101716793B CN 101716793 B CN101716793 B CN 101716793B CN 200910241603X A CN200910241603X A CN 200910241603XA CN 200910241603 A CN200910241603 A CN 200910241603A CN 101716793 B CN101716793 B CN 101716793B
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Abstract
The invention relates to an aluminium hydroxide composite anti-flaming density fiber board and a preparation method thereof; according to the prepared anti-flaming density fiber board, the needed characteristic substances are as follows by mass parts: 100 parts of wood fiber, 20-30 parts of aluminium hydroxide, 0-10 parts of flame retardant synergists, 1-3 parts of coupling agents, 12-18 parts of adhesives, 1-3 parts of curing agents and 1-3 parts of waterproof agents; the composite flame retardant has low cost and no precipitation and is environmental-friendly and has no toxicity, and has good anti-flaming effect on density fiber board, oxygen index can each 36 percent and the vertical burning level is UL-94V-0.
Description
Technical field
The present invention relates to utilize aluminium hydroxide to work in coordination with other compounds, be prepared into composite flame-retardant agent, be applied in then on the density fiber board, make it obtain fire resistance preferably.
Background technology
At first, traditional density fiber board mainly is divided into inorganic and organic two big classes with fire retardant, yet the inorganic combustion inhibitor consumption is big, mechanical performance with the infringement fiberboard is a cost, the organic fire-retardant addition is few, but poisonous, pollute human life and environment, therefore inorganic and organic synergistic combination being applied in the fiberboard is one of bright spot of the present invention.
Secondly, the used aluminium hydroxide of the present invention is the byproduct that a company produces, and in order to protect environment, reduces cost, and increases operation rate, and it is applied in the density fiber board as fire retardant is two of bright spot of the present invention.
Summary of the invention
The objective of the invention is to after aluminium hydroxide process refinement and the coupling agent surface modification treatment, collaborative other fire retardants are applied in has obtained flame retardant effect preferably in the density fiber board.
The present invention put forward the needed property material component of common anti-flaming density fiber board and mass fraction as follows:
100 parts of wood-fibreds, aluminium hydroxide 20-30 part, fire retarding synergist 0-10 part, coupling agent 1-3 part, adhesive 12-18 part, curing agent 1-3 part, waterproofing agent 1-3 part.
Fire retarding synergist provided by the present invention, its property material component and mass fraction are: APP 0-10 part, melamine 0-5 part, Firebrake ZB 0-10 part, boric acid 0-10 part, zinc oxide 0-5 part, imvite 0-5 part, titanium dioxide 0-5 part.
Coupling agent provided by the present invention comprises silane coupler, titanate coupling agent, aluminate coupling agent or mixture.
Adhesive provided by the present invention is a Lauxite, and its solid content is 40%-50%.
Curing agent provided by the present invention comprises organic acid (as oxalic acid, benzoic acid etc.), bisalt (as ammonium chloride, ammonium sulfate, hexamethylenetetramine etc.) or its mixture.
Waterproofing agent provided by the present invention is a paraffin wax emulsions, and its mass percent is 20%-30%.
Anti-flaming density plate preparation method provided by the present invention is as follows:
(1) aluminium hydroxide drying, grind be refined to 20-50 μ m after, the coupling agent weak solution of 0.5%-1% evenly is sprayed at surface of aluminum hydroxide, stir 5-10min through mixer again, dry then in order to using;
(2) solid content with allotment is adhesive and the curing agent of 40%-50%, aluminium hydroxide, fire retarding synergist, waterproofing agent evenly is sprayed at the wood-fibred surface with spray gun successively, treat that it is 8%-15% that wood-fibred is dried to moisture content, through the moulding of mating formation, precompressed, hot pressing, cooling promptly gets anti-flaming density fiber board, and wherein prefabricating condition is 3-5MPa, hot pressing condition: pressure 4-6MPa, temperature 160-190 ℃, speed 40-60mm/min.
The present invention has following beneficial effect:
Anti-flaming density fiber board provided by the present invention, environment-protecting asepsis, with low cost, preparation technology is simple, and oxygen index (OI) is up to about 36%, and the vertical combustion grade is the UL-94V-0 level.
The specific embodiment
The umber of indication all refers to mass fraction among the following embodiment.Concentration is mass percent concentration.
The surface treatment of aluminium hydroxide: elder generation is dry and be refined to 20-50 μ m, and the coupling agent weak solution with 0.5%-1% evenly is sprayed at surface of aluminum hydroxide again, stirs 5-10min through mixer, and is dry then in order to application.
Example 1:
With 12 parts of Lauxites (solid content 50%), 1 part of ammonium chloride, 25 parts in the aluminium hydroxide of aminopropyl triethoxysilane modification, 4 parts of imvites, 1 part of titanium dioxide, (20%) 1 part of paraffin wax emulsions, evenly be sprayed at aspen fibers by using silicon (100 parts) surface with spray gun successively, treat that fiber drying to moisture content is 8%, through the moulding of mating formation, precompressed (pressure 3MPa), hot pressing (pressure 4MPa, about 160 ℃ of temperature, speed 60mm/min), cooling promptly gets anti-flaming density fiber board, recording oxygen index (OI) is 33.4%, and vertical combustion is the V-0 grade.
Example 2:
With (20%) 3 part of 12 parts of Lauxite (solid content 50%), 1 part of oxalic acid, 24 parts in the aluminium hydroxide of aminopropyl triethoxysilane modification, 3 parts of APPs, 2 parts of melamines, 0.5 part in zinc oxide, titanium dioxide 0.5, paraffin wax emulsions, evenly be sprayed at ash fiber (100 parts) surface with spray gun successively, treat that fiber drying to moisture content is 10%, through the moulding of mating formation, precompressed (pressure 5MPa), hot pressing (pressure 4MPa, 170 ℃ of temperature, speed 60mm/min), cooling promptly gets anti-flaming density fiber board, recording oxygen index (OI) is 32.3%, and vertical combustion is the V-0 grade.
Example 3:
With 15 parts of Lauxites (solid content 50%), 2 parts of ammonium carbonates; 20 parts of isopropoxy tricarboxylic acyl titanate modified aluminium hydroxides, 3 parts of Firebrake ZBs, 5 parts of boric acid, 2 parts in zinc oxide; (30%) 2 part of paraffin wax emulsions; evenly be sprayed at cotton stalk fiber (100 parts) surface with spray gun successively; treat that fiber drying to moisture content is 15%; through the moulding of mating formation; precompressed (pressure 3-5MPa); hot pressing (pressure 5MPa; 180 ℃ of temperature, speed 50mm/min), cooling promptly gets anti-flaming density fiber board; recording oxygen index (OI) is 36.2%, and vertical combustion is the V-0 grade.
Example 4:
With 15 parts of Lauxites (solid content 40%), 1 part in benzoic acid; 20 parts of isopropoxy tricarboxylic acyl titanate modified aluminium hydroxides; 5 parts of APPs, 3 parts of Firebrake ZBs, 1 part of imvite; 1 part in zinc oxide, (30%) 2 part of paraffin wax emulsions; evenly be sprayed at stalk fibre (100 parts) surface with spray gun successively; treat that fiber drying to moisture content is 12%; through the moulding of mating formation; precompressed (pressure 5MPa), hot pressing (pressure MPa, 190 ℃ of temperature; speed 40mm/min); cooling promptly gets anti-flaming density fiber board, and recording oxygen index (OI) is 35.4%, and vertical combustion is the V-0 grade.
Example 5:
With 18 parts of Lauxites (solid content 40%), 1 part of ammonium chloride, 20 parts in the ester modified aluminium hydroxide of aluminic acid, 5 parts of APPs, 3 parts of boric acid, 1 part of Firebrake ZB, 1 part of titanium dioxide, (20%) 3 part of paraffin wax emulsions, evenly be sprayed at cotton stalk fiber (100 parts) surface with spray gun successively, treat that fiber drying to moisture content is 10%, through the moulding of mating formation, precompressed (pressure 5MPa), hot pressing (pressure 5MPa, 180 ℃ of temperature, speed 50mm/min), cooling promptly gets anti-flaming density fiber board, and recording oxygen index (OI) is 33.4%, and vertical combustion is the V-0 grade.
Example 6:
With 18 parts of Lauxites (solid content 40%), 3 parts of hexamethylenetetramines, 15 parts in the ester modified aluminium hydroxide of aluminic acid, 5 parts of APPs, 3 parts of melamines, 3 parts of boric acid, 2 parts of Firebrake ZBs, 1 part in zinc oxide, 1 part of imvite, (20%) 3 part of paraffin wax emulsions, evenly be sprayed at elm fiber (100 parts) surface with spray gun successively, treat that fiber drying to moisture content is 8%, through the moulding of mating formation, precompressed (pressure 3MPa), hot pressing (pressure 6MPa, 190 ℃ of temperature, speed 50mm/min), cooling promptly gets anti-flaming density fiber board, recording oxygen index (OI) is 35.8%, and vertical combustion is the V-0 grade.
Claims (7)
1. collaborative other compound composite anti-flaming density fiber boards of aluminium hydroxide is characterized in that: comprise that following chemical substance and mass fraction thereof are: 100 parts of wood-fibreds, aluminium hydroxide 20-25 part, fire retarding synergist are greater than 0 and smaller or equal to 10 parts, coupling agent 1-3 part, adhesive 12-18 part, curing agent 1-3 part, waterproofing agent 1-3 part; Wherein waterproofing agent is the paraffin wax emulsions of mass percent concentration 20%-30%, and adhesive is the Lauxite of solid content 40%-50%.
2. according to the density fiber board of claim 1, it is characterized in that fire retarding synergist is one of following component or mixture: APP 0-10 part, melamine 0-5 part, Firebrake ZB 0-10 part, boric acid 0-10 part, zinc oxide 0-5 part, imvite 0-5 part, titanium dioxide 0-5 part.
3. according to the density fiber board of claim 1, it is characterized in that wood-fibred is willow, robur, elm, Chinese scholartree, rice straw, stalk, cotton stalk or its mixture.
4. according to the density fiber board of claim 1, it is characterized in that coupling agent is silane coupler, titanate coupling agent, aluminate coupling agent or its mixture.
5. according to the density fiber board of claim 1, it is characterized in that curing agent is oxalic acid, benzoic acid, ammonium chloride, ammonium sulfate, hexamethylenetetramine or its mixture.
6. according to the preparation method of the described density fiber board of claim 1, it is characterized in that, may further comprise the steps:
(1) aluminium hydroxide drying, grind be refined to 20-50 μ m after, the coupling agent weak solution of mass percent concentration 0.5%-1% evenly is sprayed at surface of aluminum hydroxide, stir 5-10min through mixer, dry then in order to using;
(2) with deployed solid content be adhesive and the curing agent of 40%-50%, aluminium hydroxide, fire retarding synergist, waterproofing agent evenly is sprayed at the wood-fibred surface with spray gun successively, treat that it is 8%-15% that wood-fibred is dried to moisture content, through the moulding of mating formation, precompressed, hot pressing, cooling promptly gets anti-flaming density fiber board.
7. method according to claim 6 is characterized in that, prefabricating condition is 3-5MPa, hot pressing condition: pressure 4-6MPa, temperature 160-190 ℃, hot pressing speed 40-60mm/min.
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| CN200910241603XA CN101716793B (en) | 2009-11-27 | 2009-11-27 | Aluminium hydroxide composite anti-flaming density fiber board and preparation method thereof |
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| CN200910241603XA CN101716793B (en) | 2009-11-27 | 2009-11-27 | Aluminium hydroxide composite anti-flaming density fiber board and preparation method thereof |
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| CN101716793B true CN101716793B (en) | 2011-09-28 |
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| CN102717418B (en) * | 2012-07-06 | 2014-06-25 | 广西新凯骅实业集团股份有限公司 | Manufacturing method of high-strength waterproof fiber board |
| CN103192441B (en) * | 2013-04-19 | 2015-07-22 | 琚长林 | Plant fiber composite fireproof plate |
| CN103203791B (en) * | 2013-04-24 | 2015-09-09 | 琚长林 | A kind of string house ornamentation door |
| CN103993527A (en) * | 2014-06-09 | 2014-08-20 | 蒋启荣 | Flame retardant and antiflaming medium-density and high-density fiber panel containing flame retardant |
| CN104772796A (en) * | 2014-09-28 | 2015-07-15 | 杨光伟 | Flame-retardant straw artificial composite board and manufacturing method thereof |
| CN104924411B (en) * | 2015-05-15 | 2016-10-05 | 燕山大学 | The preparation method of titanium dioxide-aluminium hydroxide-agricultural crop straw composite artificial board |
| CN105082308A (en) * | 2015-07-15 | 2015-11-25 | 百仪家具有限公司 | Straw added fireproof high-density fiberboard and preparation method thereof |
| CN105176119A (en) * | 2015-07-15 | 2015-12-23 | 百仪家具有限公司 | High density fiber plate with characteristics of uniform texture, low carbon and environmental protection, and preparation method thereof |
| RS61226B1 (en) * | 2015-12-23 | 2021-01-29 | Goodhout Holding B V | Method for the production of artificial wood board |
| CN105690536B (en) * | 2016-03-07 | 2017-10-27 | 德华兔宝宝装饰新材股份有限公司 | A kind of burning-resistant medium density fibreboard and preparation method thereof |
| CN105885459B (en) * | 2016-04-28 | 2018-10-02 | 安阳华森纸业有限责任公司 | Environment-friendly flame-retarding fiberboard and preparation method thereof |
| CN106113214B (en) * | 2016-06-28 | 2018-06-26 | 安阳华森纸业有限责任公司 | The preparation method of compound flame retardant fibre board |
| CN106426497A (en) * | 2016-11-10 | 2017-02-22 | 吉林省林业科学研究院 | Fiber plate and manufacturing method thereof |
| CN106700584A (en) * | 2016-11-22 | 2017-05-24 | 湖北硅金凝节能减排科技有限公司 | Aerogel density board and preparation method thereof |
| CN107627434B (en) * | 2017-08-04 | 2020-11-24 | 广州市康诺装饰材料有限公司 | High-density board and production process thereof |
| CN108071180A (en) * | 2017-12-23 | 2018-05-25 | 安徽国电能源设备工程有限公司 | It is a kind of using foam cement as the insulated fire battenboard of core plate |
| CN109929261A (en) * | 2019-03-15 | 2019-06-25 | 湖南辰砾新材料有限公司 | A kind of fire proofing fibre board based on boron modification Lauxite |
| CN110065119A (en) * | 2019-05-30 | 2019-07-30 | 烟台格瑞恩高分子材料有限公司 | A kind of plywood glue type fire retardant and its application |
| CN112720748A (en) * | 2020-12-30 | 2021-04-30 | 廊坊华日家具股份有限公司 | Phosphorus-nitrogen-boron wood flame retardant |
| CN113789683A (en) * | 2021-09-14 | 2021-12-14 | 应急管理部四川消防研究所 | Low-smoke-toxicity composite flame retardant for fiberboard and preparation method thereof |
| CN115464740A (en) * | 2022-10-27 | 2022-12-13 | 湖南航天康达新材料有限公司 | Waterproof high-density fiberboard and preparation method thereof |
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