CN102587209A - Antibacterial body paper - Google Patents
Antibacterial body paper Download PDFInfo
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- CN102587209A CN102587209A CN2011100077368A CN201110007736A CN102587209A CN 102587209 A CN102587209 A CN 102587209A CN 2011100077368 A CN2011100077368 A CN 2011100077368A CN 201110007736 A CN201110007736 A CN 201110007736A CN 102587209 A CN102587209 A CN 102587209A
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- body paper
- ammonium salt
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- quaternary ammonium
- antibiotic
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Abstract
The invention relates to body paper, in particular to antibacterial body paper. In the process of preparing the antibacterial body paper, the following components relative to the weight of oven dry stock are added: 0.05 to 0.20 percent of double alkyl quaternary ammonium salt and 0.01 to 0.10 percent of 1-hydroxy ethylidene-1,1-diphosphonic acid, wherein in the process of preparing the antibacterial body paper, a right amount of alkali can also be added, so that the pH value of the antibacterial body paper reaches 6.5 to 8.0. Compared with the prior art, the double alkyl quaternary ammonium salt is used as an antibacterial agent, the 1-hydroxy ethylidene-1,1-diphosphonic acid is used as a synergist, the pH of pulp is regulated to ensure the pH of the body paper to reach a suitable value, and then the antibacterial body paper is prepared by adopting a conventional process. The detection shows that the body paper has an excellent antibacterial effect, the bacterium secondary pollution in the production, storage and using process can be prevented and the health index of the body paper is ensured to accord with the requirement.
Description
Technical field
The present invention relates to a kind of body paper, particularly a kind of antibiotic body paper.
Background technology
Paper material is widely used in medical treatment, packaging for foodstuff, document collection, construction and decoration etc. and the closely-related field of life as one of common used material, all possibly touch paper everywhere in people's life.Therefore, for the caused various diseases of the propagation that prevents harmful bacteria in the paper use, the health of protection human body, life and industrial paper that research and development has anti-microbial property have great importance.Antibiotic is a general reference vocabulary, comprises sterilization, sterilization, sterilization, antibacterial, anticorrosion etc.Antibiotic paper promptly has the paper of antibacterial functions, particularly, refers to the various functional paper that suppress bacterium, mould ability that have, and is a comprehensive notion.
By its purposes, antibiotic paper can be divided into: 1. antibiotic paper is used in life; 2. the antibiotic paper of packaging for foodstuff; 3. antibiotic paper is used in circulation, like bank note etc.; 4. finishing is used antibiotic paper, like wallpaper etc.; 5. industrial antimicrobial paper is like cable paper etc.; 6. antibiotic paper is used in collection, like document etc.; 7. the antibiotic paper of other purposes.The nucleus of antibiotic paper is an antiseptic.The antiseptic that adds minute quantity in the paper is processed antibiotic paper, is reprocessed into goods, can play antibacterial effect.
Antiseptic can be divided into substantially: 1. organic antibacterial agent; 2. inorganic antiseptic; 3. natural antibacterial agent.The organic antibacterial agent has a broad antifungal spectrum is prone to solubilising and is dissolved in water, but temperature tolerance is relatively poor relatively; The inorganic antiseptic temperature tolerance is good, holds to imitate antibioticly, and shortcoming is to need to lean on porous materials such as zeolite or silica gel do carrier to be adsorbed in fiber surface; Retention is lower, absorption difficulty, antimicrobial spectrum relative narrower; Relatively poor to the saccharomycete effect, part inorganic antiseptic such as silver-series antibacterial agent color are unstable; The natural antibacterial agent security is good, has a broad antifungal spectrum, but expensive, and antibacterial efficacy low (addition is big) is prone to oxidation deterioration.
Generally speaking, as a kind of desirable antibiotic paper, should have the antibacterial effect of quick-acting, wide spectrum, long-acting, stable and safety.Yet no matter existing antibiotic paper be to add inorganic antiseptic, organic antibacterial agent, or natural biological antiseptic, all do not reach desirable requirement.Existing all kinds of antiseptic all has its distinctive antibiotic mechanism, only on antibiotic mechanism, makes comprehensive, profound research; The characteristics of comprehensive all kinds of antiseptics; In conjunction with the manufacturing technique of paper, could further improve the validity of antiseptic, produce antibiotic paper with good antibacterial effect.
Summary of the invention
Main purpose of the present invention is to provide a kind of antibiotic body paper with good antibacterial effect, prevents to produce, the mushroom in storage and the use pollutes, and guarantees that the sanitary index of body paper meets the requirements.
The present invention takes all factors into consideration the performance requirement of antibiotic implementing process of paper and paper itself, selects dialkyl quaternary ammonium salt as antiseptic.Dialkyl quaternary ammonium salt belongs to new type bactericide, compares with the monoalkyl quaternary ammonium salt, and antibiotic mechanism is similar, but wide spectrum, strong imitate, quick-acting, hold effect, safety.It is the CATION duplex structure in addition, is prone to firmly adsorbed by electronegative paper pulp.Though dialkyl quaternary ammonium salt can be used as the antibiotic preferred antimicrobial agents of paper, the applicant finds in research process, when adding in paper as antiseptic dialkyl quaternary ammonium salt separately; Its antibacterial effect is not fine, finds it is because during paper production, because the whitewater closure circulation afterwards; Accumulation contains a large amount of inorganic ions such as calcium magnesium in water and in the paper pulp; Inorganic ions has antagonism to the antibacterial efficacy of dialkyl quaternary ammonium salt, and for this reason, the applicant is through many times test; Filtering out hydroxy ethylidene-diphosphate together adds as synergist and dialkyl quaternary ammonium salt; Utilize the chelation of hydroxy ethylidene-diphosphate and inorganic ions,, thereby improved the antibacterial efficacy of dialkyl quaternary ammonium salt inorganic ions absorption.
In addition; The applicant also finds in process of the test many times, under the situation of dialkyl quaternary ammonium salt that adds same amount and hydroxy ethylidene-diphosphate, because the pH of body paper is different; Its antibacterial efficacy is also different; For this reason, the applicant also adjusts the pH value of body paper, finds that the pH value through the adjustment body paper can improve the antibacterial efficacy of dialkyl quaternary ammonium salt better; Thereby can make its requirement of satisfying the antibacterial efficacy that improves dialkyl quaternary ammonium salt to the full extent, also be unlikely to influence simultaneously other performance indications of paper.Certainly; The pH value of adjustment body paper can improve the antibacterial efficacy of dialkyl quaternary ammonium salt within the specific limits better; But above-mentioned is preferred; Under the situation of the pH value of not adjusting body paper, as long as adding hydroxy ethylidene-diphosphate and dialkyl quaternary ammonium salt can obtain above-mentioned antibiotic body paper with good antibacterial effect.
To sum up, the present invention solves its technical problem and adopts following technical scheme:
A kind of antibiotic body paper is added with the following composition with respect to oven dry stock weight: dialkyl quaternary ammonium salt 0.05-0.20% in the process of this antibiotic body paper preparation; Hydroxy ethylidene-diphosphate 0.01-0.10%.Preferably, the addition of dialkyl quaternary ammonium salt is 0.10-0.15%, and the addition of hydroxy ethylidene-diphosphate is 0.03-0.05%.In the process of this antibiotic body paper preparation, also can be added with an amount of alkali, make the pH value of this antibiotic body paper reach 6.5-8.0.Preferably, said alkali can be NaOH and/or potassium hydroxide.The addition of alkali is decided according to the pH value of water, paper pulp, other papermaking chemical product.
Preferably, said dialkyl quaternary ammonium salt can be selected from a kind of or its combination in the dialkyl quaternary ammonium salt that the alkyl carbon atoms number is 8-16.
Preferably, said dialkyl quaternary ammonium salt can be ammonium bromide or chlorination ammonium salt.
Above-mentioned is preferred, and is not intended it is limited to above-mentioned.
Said dialkyl quaternary ammonium salt and hydroxy ethylidene-diphosphate all prepare at antibiotic body paper and add joining in the stock tank in the process.The point of addition of dialkyl quaternary ammonium salt and hydroxy ethylidene-diphosphate can be chosen in interpolation or spray pattern interpolation of employing filter screen or interpolation in the arrangement of back in the stock tank.Stock tank be divided into usually kowtowed stock tank, joined stock tank, machine chest, header box.Kowtowed stock tank, joined stock tank, in machine chest and the header box, the ratio of paper pulp and water roughly is respectively 1:10,1:20,1:100 and 1:1000, if add at machine chest, header box, moisture is too many, easily dilutable, unfavorable absorption influences adsorption efficiency; If spraying, adds filter screen, influential to exterior quality (smoothness), and spray inhomogeneous easily; If it is in the arrangement of back, add, influential to whiteness, the smoothness of body paper.For this reason, the application preferably is employed in to join and adds hydroxy ethylidene-diphosphate and dialkyl quaternary ammonium salt in the stock tank, makes paper pulp have best adsorption efficiency to dialkyl quaternary ammonium salt.
The antibiotic mechanism of dialkyl quaternary ammonium salt is to reduce surface tension, increases the permeability of mushroom microbial cell film, makes intracellular organic matter (K
+, amino acid, nucleotides etc.) exosmose.
Can know that by the above-mentioned description of this invention a kind of antibiotic body paper of the present invention has following beneficial effect:
At first; The present invention selects for use dialkyl quaternary ammonium salt as antiseptic; Select for use hydroxy ethylidene-diphosphate as synergist; The antibiotic body paper that adopts common process to prepare confirms to have good antibacterial effect through detecting, and can prevent to produce, the mushroom in storage and the use pollutes, and guarantees that the sanitary index of body paper meets the requirements;
Secondly, the present invention adopts alkali such as NaOH, potassium hydroxide to regulate body paper pH value alternatively, so that it satisfies the requirement of the antibacterial efficacy that improves dialkyl quaternary ammonium salt to the full extent, also is unlikely to influence simultaneously other performance indications of paper;
The 3rd, the present invention is employed in to join and adds dialkyl quaternary ammonium salt and hydroxy ethylidene-diphosphate in the stock tank, makes paper pulp have best adsorption efficiency to dialkyl quaternary ammonium salt.
The 4th, antiseptic that the present invention adds and synergist and other wet-end chemicals should not disturbed mutually, and retention is high, and almost noresidue helps environmental protection in paper waste water.
The specific embodiment
One, dialkyl quaternary ammonium salt addition contrast test
Table one is under same test horizontal factor, when adding the dialkyl quaternary ammonium salt of various dose, to the contrast test of 20 minutes bacteriostasis rates of Escherichia coli.
Table one
| Two octyldimethyl ammonium chlorides, % (oven dry stock weight relatively) | 0.03 | 0.05 | 0.10 | 0.15 | 0.20 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 38.50 | 56.65 | 80.50 | 99.99 | 99.99 |
Two, hydroxy ethylidene-diphosphate addition contrast test
Table two is under same test horizontal factor, when adding the hydroxy ethylidene-diphosphate of various dose, to the contrast test of 20 minutes bacteriostasis rates of Escherichia coli.
Table two
| Hydroxy ethylidene-diphosphate, % (oven dry stock weight relatively) | 0.00 | 0.01 | 0.03 | 0.08 | 0.10 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 80.50 | 90.95 | 96.60 | 99.99 | 99.99 |
Two octyldimethyl ammonium chloride additions are 0.10% in the table two.
Three, body paper pH value is regulated contrast test
Table three is under same test horizontal factor, when adopting alkali to regulate the different pH value of body paper, to the contrast test of 20 minutes bacteriostasis rates of Escherichia coli.
Table three
| Body paper pH value | 5.5 | 6.5 | 7.5 | 8.0 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 86.60 | 93.85 | 98.50 | 99.99 |
Two octyldimethyl ammonium chloride additions are 0.10% in the table three, and the hydroxy ethylidene-diphosphate addition is 0.03%.
Embodiment one
By weight percentage, hardwood pulp 70%, softwood pulp 30%; Two octyldimethyl ammonium chlorides 0.10%; Hydroxy ethylidene-diphosphate 0.03%, employing mass concentration are 10% sodium hydroxide solution adjusting pH value to 8.0, and routine is pulled an oar, joins slurry, diluted, is shaped, dries, batches, cuts.Other paper making additive (wet strength agent, dry strength agent, preservative agent, dispersant, Deposit Control etc.) adds by routine.Quality testing:
| Quality index | Testing result |
| 20 minutes bacteriostasis rates of staphylococcus aureus, % | 99.99 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 99.99 |
| 20 minutes bacteriostasis rates of Candida albicans, % | 99.99 |
Embodiment two
By weight percentage; Hardwood pulp 70%; Softwood pulp 30%, two dodecyl dimethyl ammonium chlorides 0.08%, hydroxy ethylidene-diphosphate 0.03%; The employing mass concentration is 10% sodium hydroxide solution adjusting pH value to 7.5, and routine is pulled an oar, joins slurry, diluted, is shaped, dries, batches, cuts.Other paper making additive adds by routine.Quality testing:
| Quality index | Testing result |
| 20 minutes bacteriostasis rates of staphylococcus aureus, % | 99.99 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 95.88 |
| 20 minutes bacteriostasis rates of Candida albicans, % | 86.62 |
Embodiment three
By weight percentage; Hardwood pulp 70%; Softwood pulp 30%, Varisoft 432PPG 0.05%, hydroxy ethylidene-diphosphate 0.03%; The employing mass concentration is 10% sodium hydroxide solution adjusting pH value to 6.5, and routine is pulled an oar, joins slurry, diluted, is shaped, dries, batches, cuts.Other paper making additive adds by routine.Quality testing:
| Quality index | Testing result |
| 20 minutes bacteriostasis rates of staphylococcus aureus, % | 93.66 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 86.86 |
| 20 minutes bacteriostasis rates of Candida albicans, % | 72.46 |
Embodiment four
By weight percentage; Hardwood pulp 70%; Softwood pulp 30%, dodecyl octyldimethyl ammonium chloride 0.10%, hydroxy ethylidene-diphosphate 0.03%; The employing mass concentration is 10% sodium hydroxide solution adjusting pH value to 7.2, and routine is pulled an oar, joins slurry, diluted, is shaped, dries, batches, cuts.Other paper making additive adds by routine.Quality testing:
| Quality index | Testing result |
| 20 minutes bacteriostasis rates of staphylococcus aureus, % | 99.99 |
| 20 minutes bacteriostasis rates of Escherichia coli, % | 96.86 |
| 20 minutes bacteriostasis rates of Candida albicans, % | 92.38 |
More than antibiotic detection foundation: the disposable use amenities of GB15979 sanitary standard.
Above-mentionedly be merely a specific embodiment of the present invention, but design concept of the present invention is not limited thereto, allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should belong to the behavior of invading protection domain of the present invention.
Claims (9)
1.
A kind of antibiotic body paper is characterized in that: in the process of this antibiotic body paper preparation, be added with the following composition with respect to oven dry stock weight: dialkyl quaternary ammonium salt 0.05-0.20%; Hydroxy ethylidene-diphosphate 0.01-0.10%.
2.
A kind of antibiotic body paper as claimed in claim 1 is characterized in that: in the process of this antibiotic body paper preparation, also be added with an amount of alkali, make the pH value of this antibiotic body paper reach 6.5-8.0.
3.
A kind of antibiotic body paper as claimed in claim 2 is characterized in that: said alkali is NaOH and/or potassium hydroxide.
4.
Like claim 1 or 3 described a kind of antibiotic body paper, it is characterized in that: the addition of said dialkyl quaternary ammonium salt is 0.10-0.15%.
5.
Like claim 1 or 3 described a kind of antibiotic body paper, it is characterized in that: the addition of said hydroxy ethylidene-diphosphate is 0.03-0.05%.
6.
A kind of antibiotic body paper as claimed in claim 1 is characterized in that: it is a kind of or its combination in the individual dialkyl quaternary ammonium salt of 8-16 that said dialkyl quaternary ammonium salt is selected from the alkyl carbon atoms number.
7.
A kind of antibiotic body paper as claimed in claim 6 is characterized in that: said dialkyl quaternary ammonium salt is ammonium bromide or chlorination ammonium salt.
8.
Like claim 1 or 3 or 6 described a kind of antibiotic body paper, it is characterized in that: said dialkyl quaternary ammonium salt prepares at antibiotic body paper and adds joining in the stock tank in the process.
9.
Like claim 1 or 3 or 6 described a kind of antibiotic body paper, it is characterized in that: said hydroxy ethylidene-diphosphate prepares at antibiotic body paper and adds joining in the stock tank in the process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100077368A CN102587209A (en) | 2011-01-14 | 2011-01-14 | Antibacterial body paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100077368A CN102587209A (en) | 2011-01-14 | 2011-01-14 | Antibacterial body paper |
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| Publication Number | Publication Date |
|---|---|
| CN102587209A true CN102587209A (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100077368A Pending CN102587209A (en) | 2011-01-14 | 2011-01-14 | Antibacterial body paper |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114501A (en) * | 2013-01-21 | 2013-05-22 | 金红叶纸业集团有限公司 | Production process of antibacterial paper and antibacterial paper |
| CN111041888A (en) * | 2019-12-26 | 2020-04-21 | 同曦集团有限公司 | Antibacterial, mildew-proof and moth-proof rice paper pulp, rice paper and preparation method |
| CN114306158A (en) * | 2021-12-29 | 2022-04-12 | 福建恒安集团有限公司 | Antibacterial moisturizing paper and preparation method thereof |
Citations (3)
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|---|---|---|---|---|
| CN1103126A (en) * | 1993-11-24 | 1995-05-31 | 陈美华 | Anti-bacteria paper and making method |
| US5786282A (en) * | 1997-02-25 | 1998-07-28 | Barnhardt Manufacturing Company | Opened wet processed intermediate natural fiber product suitable for formation into end use fiber products with long-lasting antimicrobial properties and method |
| CN1270254A (en) * | 1999-04-12 | 2000-10-18 | 安海鹰 | Technology for making antibacterial paper |
-
2011
- 2011-01-14 CN CN2011100077368A patent/CN102587209A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1103126A (en) * | 1993-11-24 | 1995-05-31 | 陈美华 | Anti-bacteria paper and making method |
| US5786282A (en) * | 1997-02-25 | 1998-07-28 | Barnhardt Manufacturing Company | Opened wet processed intermediate natural fiber product suitable for formation into end use fiber products with long-lasting antimicrobial properties and method |
| CN1270254A (en) * | 1999-04-12 | 2000-10-18 | 安海鹰 | Technology for making antibacterial paper |
Non-Patent Citations (2)
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| 徐海涛等: "双烷基季铵盐的应用", 《精细化工》 * |
| 杨飞等: "抗菌剂及其在抗菌纸中的应用", 《中国造纸》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103114501A (en) * | 2013-01-21 | 2013-05-22 | 金红叶纸业集团有限公司 | Production process of antibacterial paper and antibacterial paper |
| CN103114501B (en) * | 2013-01-21 | 2016-06-08 | 金红叶纸业集团有限公司 | Antibacterial paper production technique and antibacterial paper |
| CN111041888A (en) * | 2019-12-26 | 2020-04-21 | 同曦集团有限公司 | Antibacterial, mildew-proof and moth-proof rice paper pulp, rice paper and preparation method |
| CN114306158A (en) * | 2021-12-29 | 2022-04-12 | 福建恒安集团有限公司 | Antibacterial moisturizing paper and preparation method thereof |
| CN114306158B (en) * | 2021-12-29 | 2024-01-09 | 福建恒安集团有限公司 | Antibacterial moisturizing paper and preparation method thereof |
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Application publication date: 20120718 |