CN105133415A - Environmentally-friendly marine organism base flame retardation paper and production method thereof - Google Patents
Environmentally-friendly marine organism base flame retardation paper and production method thereof Download PDFInfo
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Abstract
The invention discloses an environmentally-friendly marine organism base flame retardation paper and a production method thereof, and belongs to the technical field of environmentally-friendly flame retardation materials. The method comprises the following steps: selecting algal chopped fibers with the average length of 3-6mm as paper pulp fibers, and mixing the alga chopped fibers with a wood pulp, adding a dispersant to the obtained mixed pulp in order to realize stability and dispersion; and carrying out papermaking on the dispersed mixed pulp by using a papermaking machine in order to make the flame retardation paper. The paper with flame retardation performance and durability is made through a simple production process with the algal chopped fibers as the paper pulp fibers without adding any flame retardant, and metal ions in the algal chopped fibers have a catalytic cracking effect, so generation of combustible gases is reduced, and the limit oxygen index of the flame retardation paper obtained through the method is greater than 30%. The environmentally-friendly marine organism base flame retardation paper has the advantages of simple process flow, environmental protection, and lasting and stable effect, and solves the problem of introduction of toxic flame retardants harmful to environment in the paper making process.
Description
Technical field
The invention belongs to environmental-protection flame-retardant technical field of material, be specifically related to a kind of environment-friendly type marine organisms base fire retardant papers and preparation method thereof.
Background technology
Main component in traditionally on paper material is cellulose, hemicellulose and a small amount of lignin, paper is interweaved after manufacturing paper with pulp by string with forming, the inflammability of string directly determines the combustibility of paper product, and the key component in traditionally on paper material is all inflammable constituent, and the burns oxygen index of paper is between 15%-20% under normal circumstances, thus the use of paper product is often attended by the hidden danger of initiation fire.The whole world is every year because of the huge economic loss that its slight susceptibility to combustion causes, and therefore, the fire resistance of paper material has become the important performance indexes of its Application Areas.
Fire retardant papers has the paper suppressing propagation of flame performance (having flame self-eliminating) when referring to and catch fire, belong to the category of speciality paper.The anti-flammability of paper refers in flame, has carbonization but does not have naked light to burn, and produces inhibition to the expansion of flame.Current paper is fire-retardant generally to be realized by adding fire retardant, and the fire retardant being usually used in paper at present comprises metal hydroxides, metal oxide and halogen system, boron system and nitrogenated flame retardant etc.:
(1) metal hydroxides, metal oxide based flame retardant and compound thereof, belong to inorganic combustion inhibitor category, there is certain flame retardant effect and press down cigarette ability, but flame retarding efficiency is low, addition generally could obtain good flame retardant effect at more than 50wt%, this causes the processing characteristics of paper and physical property significantly to decline, in addition this based flame retardant majority is hydroaropic substance, it disturbs intermolecular hydrogen bond between fiber surface that surface mostly is hydroxyl and is formed, thus limits the addition of this based flame retardant;
(2) conventional in papermaking halogenated flame retardant mainly contains organohalogen compounds, Halogen Ammonia hydrochlorate and Halogen macromolecule etc., mostly is chlorine system and bromide fire retardant.Its outstanding advantages is for having highly effective flame-retardant effect, limited oxygen index is high, but its shortcoming discharges dense smoke and corrosivity noxious material after meeting combustion, may produce the toxicant such as bioxin, furans in fire-retardant process, people is had difficulty in breathing, suffocates, even get lost and affect escape chance adversely; Its problem of environmental pollution is serious simultaneously;
(3) phosphate, APP and phosphate etc. are mainly contained for the phosphorus flame retardant that paper is fire-retardant.Phosphate ester flame retardants is the most common in paper is fire-retardant, and typical species is tricresyl phosphate.Phosphorus flame retardant mainly carries out fire-retardant by dilution effect and blanketing effect to paper.Phosphorus flame retardant not only customer service halogen containing flame-retardant combustion fumes large, discharge other defect of poisonous, corrosivity, the electrodeless fire retardant height addition of customer service again, have a strong impact on the shortcoming of Material Physics mechanical performance, there is high flame retardant, the advantage such as low cigarette, low toxicity, the generation of non-corrosiveness gas, but the main phosphate flame retardant mainly micromolecular compound used at present, great majority are liquid, have the shortcomings such as volatility is high, poor heat resistance;
(4) paper fire-retardant in boron flame retardant used mainly comprise the Inorganic Boron based compounds such as Firebrake ZB, barium metaborate, borax, ammonium borate.Produce incombustible when borate compounds is heated and be coated on paper surface, the contact of isolated paper and air, promotes carbonization; In addition, the crystallization water decomposes that borate compounds contains, enhances flame retardant effect to a certain extent; At present, boride is as fire retardant still based on inorganic borate and boric acid, and organoboron flame-retardant is due to factors such as its poor stability and price height, and limiting it to a certain extent uses;
(5) fire-retardant for nitrogen system that paper is fire-retardant and be mainly melamine and derivative, dicyandiamide salt etc., they come fire retardant papers and paper products mainly through dilution effect and blanketing effect; As CN104099810A discloses a kind of environmental protection flame retardant paper and preparation method thereof, it plant fiber material is carried out size degradation obtain slurry, then add the operations such as the fire retardant of different proportion in the slurry to prepare, what wherein fire retardant was selected is melamine cyanurate, the fire retardant papers limited oxygen index prepared is between 18%-23%, the fire retardant added in this patent its belong to nitrogenated flame retardant, although nitrogenated flame retardant has low toxicity, corrosion-free, to heat and the advantage such as UV stable, cheapness, when it is used alone, flame retardant effect is poor.
Above-mentioned five kinds of fire retardants cut both ways, and as a whole, the fire-retardant fire retardant of current paper all inevitably exists the shortcoming affecting it and use.
Summary of the invention
The object of the present invention is to provide a kind of environment-friendly type marine organisms base fire retardant papers and preparation method thereof, it selects the marine alga staple fiber with natural inherent flame retardant performance as paper pulp fiber, and carry out mixed and modified to wood pulp liquid, finally reach fire-retardant effect, its limited oxygen index of the fire retardant papers prepared by the method is greater than 30%.
One of task of the present invention is the preparation method providing a kind of environmental-protection flame-retardant paper.
A preparation method for environmental-protection flame-retardant paper, it is that described paper pulp fiber is marine alga staple fiber, and this preparation method comprises with paper pulp fiber and wood pulp liquid for raw material:
A, preparation average length are the step of the marine alga staple fiber of 3-6mm;
B, preparation beating degree are the step of the wood pulp liquid of 30-60 ° of SR;
C, described marine alga staple fiber to be mixed with wood pulp liquid, then in mixed mixed serum, add the step that dispersant carries out stablizing and disperseing;
D, the mixed serum after dispersion is carried out the step of copy paper through paper machine.
The Advantageous Effects that technique scheme is directly brought is: by add average length be that the marine alga staple fiber of 3-6mm is as wood pulp fibre raw material, under the prerequisite of not adding any fire retardant, the paper with fire resistance and durability is obtained through simple production operation, using marine alga staple fiber as paper pulp fiber, marine alga staple fiber internal metal ion plays catalytic pyrolysis effect, decreases the generation of imflammable gas, forms alkaline environment, generates noninflammability CO
2and dilute fiber surface in imflammable gas, generation metal oxide and metal carbonate precipitate covering paper, form solid-state barrier; Simultaneously because the chelate structure of alginate fiber interior solid improves the cracking temperature of fiber, finally reach fire-retardant effect.
As a preferred embodiment of the present invention, step a comprises: by mass fraction be the sodium alginate soln of 2-12% under temperature is 15-100 DEG C of condition after filtration, deaeration spinning obtains alginate fibre, gained alginate fibre is carried out short cutting, obtains the marine alga staple fiber that average length is 3-6mm.
As another kind of preferred version of the present invention, in step b, described wood pulp liquid selects whole wood pulp making beating preparation.
Further, in step c, marine alga staple fiber accounts for the 20-80% of oven dry stock quality in mixed serum; Dispersant used is anionic dispersing agents or water-soluble polymer dispersant.
Further, in steps d, it is carry out copy paper step again after 0.1-2% that the slurry in the mixed serum after dispersion is first diluted to mass fraction.
Further, in steps d, copy paper step comprises: form wet paper through online filtering means dehydration, and carries out drying and High Pressure Difference dehydration, and wherein, in online net, vacuum cavitations is 40-100Pa, and wherein when forming wet paper, wet web dryness is 1.8-5.5wt%; When High Pressure Difference is dewatered, web dryness is 12-40wt%.
Further, described anionic dispersing agents is sodium sulfate of polyethenoxy ether of fatty alcohol, cellulose sodium sulfate, alkyl diphenyl ether sodium sulfonate or alkylphenol polyoxyethylene phosphoric acid ester salt; Described water-soluble polymer dispersant is sodium alginate;
The water-soluble polymer dispersants such as above-mentioned anionic dispersing agent and sodium alginate can separately or with the use of.
Two of task of the present invention is to provide the environmental-protection flame-retardant paper that a kind of above-mentioned preparation method prepares.
The Advantageous Effects that the present invention brings:
The present invention proposes a kind of environment-friendly type marine organisms base fire retardant papers and preparation method thereof, it selects the marine alga staple fiber with fire resistance as paper pulp fiber, by marine alga staple fiber and wood pulp liquid being re-dubbed the blended fiber system of different length, both long stapled advantage can be played, the degree of scatter of marine alga staple fiber in paper pulp can be improved again, improve the uniformity of paper, make the combination of fiber more tight, improve the intensity of paper.Meanwhile, the present invention have environmentally friendly, persistence is high, can the advantage such as natural degradation.
The present invention selects marine alga staple fiber as paper pulp fiber, compared with prior art, do not need to add fire retardant separately again, and the chelate structure of marine alga staple fiber interior solid improves the cracking temperature of fiber, finally reach be not fuming, without melt drip fire-retardant effect, its limited oxygen index of the fire retardant papers that the present invention prepares is greater than 30%.
Detailed description of the invention
The present invention proposes a kind of environment-friendly type marine organisms base fire retardant papers and preparation method thereof, in order to make advantage of the present invention, technical scheme clearly, clearly, below in conjunction with specific embodiment, explanation clear, complete further being done to the present invention.
Raw material selected by the present invention is all bought by commercial channel and is obtained.
Embodiment 1:
The present invention, a kind of preparation method of environment-friendly type marine organisms base fire retardant papers, it specifically comprises the following steps:
Prepared by step 1, marine alga staple fiber: the sodium alginate soln of obtained 5wt% at 60 DEG C, alginate fibre is obtained through wet spinning equipment long fine at 60 DEG C, obtain by chopping equipment the marine alga staple fiber that length is 3mm and 5mm again, two kinds of fibers mix according to the ratio of 4:6;
The preparation of step 2, wood pulp liquid: sent in beater by the wood pulp of 6wt% and pull an oar, beating time 60 minutes, beating degree is 30 ° of SR;
Step 3, mixing: the wood pulp liquid in step 2 and the marine alga staple fiber in step 1 are carried out uniform stirring and is mixed to get mixed serum, the quality of marine alga staple fiber is 20% of absolute dried paper pulp quality, dilution mixture slurries are to 1wt%, add the dispersant alkyl diphenyl ether sodium sulfonate that the concentration after dilution is 0.03wt%, consumption is paper 2Kg per ton;
Step 4, copy paper and post-processing step: the mixed serum after dispersion in step 3 is carried out copy paper through paper machine and forms wet paper, in online net, negative pressure is 90Pa, at shaping dewatering period, wet web dryness reaches 3wt%, at High Pressure Difference dewatering period, web dryness reaches 27wt%, and then enter in drying cylinder and carry out drying and processing, drying cylinder is at operating pressure 1.5kg/cm
2under carry out being dried to paper.
Its limited oxygen index of the fire retardant papers that the present embodiment prepares is 32%.
Embodiment 2:
The present invention, a kind of production method of production method of environment-friendly type marine organisms base fire retardant papers, specifically comprises the following steps:
The preparation of step 1, marine alga staple fiber: the sodium alginate soln of obtained 7wt% at 80 DEG C, alginate fibre is obtained through wet spinning equipment long fine at 50 DEG C, obtain by chopping equipment the marine alga staple fiber that length is 3mm, 4mm, 5mm, 6mm again, four kinds of fibers mix according to the ratio of 3:1:1:5;
The preparation of step 2, wood pulp liquid: making beating, sent in beater by the wood pulp of 5wt% and pull an oar, beating time 90 minutes, beating degree is 40 ° of SR;
Step 3, mixing: the marine alga staple fiber in wood pulp liquid in step 2 and step 1 is carried out uniform stirring and is mixed to get mixed serum, the quality of marine alga staple fiber is 50% of absolute dried paper pulp quality, dilution mixture slurries are to 1wt%, add the dispersant sodium alginate that the concentration after dilution is 0.5wt%, consumption is paper 10Kg per ton;
Step 4, copy paper and post-processing step: the mixed serum after dispersion in step 3 is carried out copy paper through paper machine and forms wet paper, in online net, negative pressure is 40-100Pa, wherein at shaping dewatering period, wet web dryness reaches 4wt%, at High Pressure Difference dewatering period, web dryness reaches 33wt%, then enters in drying cylinder and carries out drying and processing, and drying cylinder carries out being dried to paper under operating pressure 2kg/cm2.
Its limited oxygen index of the fire retardant papers that the present embodiment prepares is 36%.
Embodiment 3:
The present invention, a kind of production method of production method of environment-friendly type marine organisms base fire retardant papers, specifically comprises the following steps:
The preparation of step 1, marine alga staple fiber: the sodium alginate soln of obtained 2wt% at 80 DEG C, alginate fibre is obtained through wet spinning equipment long fine at 50 DEG C, obtain by chopping equipment the marine alga staple fiber that length is 3mm, 4mm, 5mm, 6mm again, four kinds of fibers mix according to the ratio of 3:1:1:5;
The preparation of step 2, wood pulp liquid: making beating, sent in beater by the wood pulp of 5wt% and pull an oar, beating time 90 minutes, beating degree is 60 ° of SR;
Step 3, mixing: the marine alga staple fiber in wood pulp liquid in step 2 and step 1 is carried out uniform stirring and is mixed to get mixed serum, the quality of marine alga staple fiber is 80% of absolute dried paper pulp quality, dilution mixture slurries are to 1wt%, add the dispersant sodium alginate that the concentration after dilution is 0.5wt%, consumption is paper 10Kg per ton;
Step 4, copy paper and post-processing step: the mixed serum after dispersion in step 3 is carried out copy paper through paper machine and forms wet paper, in online net, negative pressure is 40-100Pa, wherein at shaping dewatering period, wet web dryness reaches 4wt%, at High Pressure Difference dewatering period, web dryness reaches 33wt%, and then enter in drying cylinder and carry out drying and processing, drying cylinder is at operating pressure 2kg/cm
2under carry out being dried to paper.
Its limited oxygen index of the fire retardant papers that the present embodiment prepares is 43%.
Embodiment 4:
Difference from Example 1 is: dispersant is cellulose sodium sulfate.
Its limited oxygen index of the fire retardant papers that the present embodiment prepares is 41%.
It is several that above-mentioned anionic dispersing agents is not limited to that the present invention exemplifies, and the preparation method of other given example and the preparation method of son of not illustrating, can apparent realization under the guide of above-mentioned four preparation methods.
Should be understood that; the above-mentioned description for preferred embodiment is comparatively detailed; therefore the restriction to scope of patent protection of the present invention can not be thought; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that the claims in the present invention protect; can also make the various deformation such as replacement, simple combination, request protection domain of the present invention should be as the criterion with claims.
Claims (8)
1. a preparation method for environmental-protection flame-retardant paper, its be with paper pulp fiber and wood pulp liquid for raw material, it is characterized in that: described paper pulp fiber is marine alga staple fiber, and this preparation method comprises:
A, preparation average length are the step of the marine alga staple fiber of 3-6mm;
B, preparation beating degree are the step of the wood pulp liquid of 30-60 ° of SR;
C, described marine alga staple fiber to be mixed with wood pulp liquid, then in mixed mixed serum, add the step that dispersant carries out stablizing and disperseing;
D, the mixed serum after dispersion is carried out the step of copy paper through paper machine.
2. the preparation method of environmental-protection flame-retardant paper according to claim 1, it is characterized in that: step a comprises: by mass fraction be the sodium alginate soln of 2-12% under temperature is 15-100 DEG C of condition after filtration, deaeration spinning obtains alginate fibre, gained alginate fibre is carried out short cutting, obtains the marine alga staple fiber that average length is 3-6mm.
3. the preparation method of environmental-protection flame-retardant paper according to claim 1, is characterized in that: in step b, and described wood pulp liquid selects whole wood pulp making beating preparation.
4. the preparation method of environmental-protection flame-retardant paper according to claim 1, is characterized in that: in step c, and marine alga staple fiber accounts for the 20-80% of oven dry stock quality in mixed serum; Described dispersant is anionic dispersing agents or water-soluble polymer dispersant.
5. the preparation method of environmental-protection flame-retardant paper according to claim 1, is characterized in that: in steps d, and it is carry out copy paper step again after 0.1-2% that the slurry in the mixed serum after dispersion is first diluted to mass fraction.
6. the preparation method of environmental-protection flame-retardant paper according to claim 1, it is characterized in that: in steps d, copy paper step comprises: form wet paper through online filtering means dehydration, and carry out drying and High Pressure Difference dehydration, wherein, in online net, vacuum cavitations is 40-100Pa, and wherein when forming wet paper, wet web dryness is 1.8-5.5wt%; When High Pressure Difference is dewatered, web dryness is 12-40wt%.
7. the preparation method of environmental-protection flame-retardant paper according to claim 4, is characterized in that: described anionic dispersing agents is sodium sulfate of polyethenoxy ether of fatty alcohol, cellulose sodium sulfate, alkyl diphenyl ether sodium sulfonate or alkylphenol polyoxyethylene phosphoric acid ester salt; Described water-soluble polymer dispersant is sodium alginate.
8. the environmental-protection flame-retardant paper prepared by the preparation method described in any one of claim 1-7.
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| CN105780608A (en) * | 2016-04-28 | 2016-07-20 | 句容市鼎盛纸箱包装有限公司 | Antibacterial moistureproof corrugated paperboard |
| CN105780607A (en) * | 2016-04-28 | 2016-07-20 | 句容市鼎盛纸箱包装有限公司 | Preparation method of germproof and dampproof reclaimed board |
| CN105862495A (en) * | 2016-04-28 | 2016-08-17 | 句容市鼎盛纸箱包装有限公司 | Preparation method of flame-retardant regenerated paperboard |
| CN105926345A (en) * | 2016-04-28 | 2016-09-07 | 句容市鼎盛纸箱包装有限公司 | Preparation method of recycled cardboard |
| CN105926351A (en) * | 2016-04-28 | 2016-09-07 | 句容市鼎盛纸箱包装有限公司 | Preparation method of paperboard antibacterial moistureproof agent |
| CN105951509A (en) * | 2016-04-28 | 2016-09-21 | 句容市鼎盛纸箱包装有限公司 | Antibacterial desiccant for paperboards |
| US20180119360A1 (en) * | 2016-11-03 | 2018-05-03 | Dunlux (Qingdao) Co., Ltd. | Bio-based environment-friendly flame retardant wallpaper and preparation method thereof |
| CN109162148A (en) * | 2018-09-20 | 2019-01-08 | 何治伟 | A kind of preparation method of primary composite modified fire retardant papers material |
| CN110172864A (en) * | 2019-04-30 | 2019-08-27 | 齐鲁工业大学 | A method of plant fiber heatproof flame-retardant paper is prepared using sodium alginate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101289821A (en) * | 2008-03-21 | 2008-10-22 | 刘慧敏 | Paper pulp and paper sheets made form brown algae and making method thereof |
| CN102587191A (en) * | 2012-03-01 | 2012-07-18 | 中国科学院海洋研究所 | Method for making paper by macroalgae |
| CN103132179A (en) * | 2013-03-27 | 2013-06-05 | 海安县锦荣化纤有限公司 | Method for preparing alginate fiber |
| CN104271834A (en) * | 2012-03-13 | 2015-01-07 | 乌维·达格能 | Composition of fibrous material |
-
2015
- 2015-07-09 CN CN201510401328.9A patent/CN105133415B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101289821A (en) * | 2008-03-21 | 2008-10-22 | 刘慧敏 | Paper pulp and paper sheets made form brown algae and making method thereof |
| CN102587191A (en) * | 2012-03-01 | 2012-07-18 | 中国科学院海洋研究所 | Method for making paper by macroalgae |
| CN104271834A (en) * | 2012-03-13 | 2015-01-07 | 乌维·达格能 | Composition of fibrous material |
| CN103132179A (en) * | 2013-03-27 | 2013-06-05 | 海安县锦荣化纤有限公司 | Method for preparing alginate fiber |
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| CN105780608A (en) * | 2016-04-28 | 2016-07-20 | 句容市鼎盛纸箱包装有限公司 | Antibacterial moistureproof corrugated paperboard |
| CN105780607A (en) * | 2016-04-28 | 2016-07-20 | 句容市鼎盛纸箱包装有限公司 | Preparation method of germproof and dampproof reclaimed board |
| CN105862495A (en) * | 2016-04-28 | 2016-08-17 | 句容市鼎盛纸箱包装有限公司 | Preparation method of flame-retardant regenerated paperboard |
| CN105926345A (en) * | 2016-04-28 | 2016-09-07 | 句容市鼎盛纸箱包装有限公司 | Preparation method of recycled cardboard |
| CN105926351A (en) * | 2016-04-28 | 2016-09-07 | 句容市鼎盛纸箱包装有限公司 | Preparation method of paperboard antibacterial moistureproof agent |
| CN105951509A (en) * | 2016-04-28 | 2016-09-21 | 句容市鼎盛纸箱包装有限公司 | Antibacterial desiccant for paperboards |
| US20180119360A1 (en) * | 2016-11-03 | 2018-05-03 | Dunlux (Qingdao) Co., Ltd. | Bio-based environment-friendly flame retardant wallpaper and preparation method thereof |
| CN109162148A (en) * | 2018-09-20 | 2019-01-08 | 何治伟 | A kind of preparation method of primary composite modified fire retardant papers material |
| CN110172864A (en) * | 2019-04-30 | 2019-08-27 | 齐鲁工业大学 | A method of plant fiber heatproof flame-retardant paper is prepared using sodium alginate |
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