CN111074680A - Antibacterial degradable toilet paper and preparation method thereof - Google Patents

Antibacterial degradable toilet paper and preparation method thereof Download PDF

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Publication number
CN111074680A
CN111074680A CN201911357657.2A CN201911357657A CN111074680A CN 111074680 A CN111074680 A CN 111074680A CN 201911357657 A CN201911357657 A CN 201911357657A CN 111074680 A CN111074680 A CN 111074680A
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parts
antibacterial
toilet paper
solution
stirring
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邱肖
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Sixian Shuyi Paper Products Co ltd
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Sixian Shuyi Paper Products Co ltd
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    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/002—Tissue paper; Absorbent paper
    • D21H27/004—Tissue paper; Absorbent paper characterised by specific parameters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A01N65/22—Lamiaceae or Labiatae [Mint family], e.g. thyme, rosemary, skullcap, selfheal, lavender, perilla, pennyroyal, peppermint or spearmint
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
    • A01N65/08—Magnoliopsida [dicotyledons]
    • A01N65/36—Rutaceae [Rue family], e.g. lime, orange, lemon, corktree or pricklyash
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/02—Material of vegetable origin
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07—Nitrogen-containing compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/13—Silicon-containing compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/53—Polyethers; Polyesters
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/36—Biocidal agents, e.g. fungicidal, bactericidal, insecticidal agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/04—Physical treatment, e.g. heating, irradiating

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Abstract

The invention discloses an antibacterial degradable toilet paper, which comprises semi-finished paper and a treatment solution; the preparation method of the treatment liquid comprises the following steps: step one, preparing an antibacterial liquid: grinding the eggshell powder into powder, then activating for 20-30min at 70-90 ℃, after the activation is finished, then placing the eggshell powder into the solution of the nano titanium dioxide for stirring treatment, wherein the stirring speed is 200-300r/min, and the stirring time is 20-30 min. After the semi-finished paper is bombarded by nitrogen ions, the structure in the paper is broken and is easier to be treated by the treatment liquid, the chitosan modified wollastonite in the treatment liquid can be inserted into the semi-finished paper, so that the semi-finished paper is further modified, and the lamellar structure of the bentonite is easy to loosen the structure of the semi-finished paper, so that the processed paper is easier to degrade.

Description

Antibacterial degradable toilet paper and preparation method thereof
Technical Field
The invention relates to the technical field of toilet paper, in particular to antibacterial degradable toilet paper and a preparation method thereof.
Background
The toilet paper is mainly used for daily hygiene of people and is one of the indispensable paper types for the people. In order to soften toilet paper, mechanical methods are often used to wrinkle the paper, increasing the softness of the toilet paper. The raw materials for manufacturing the toilet paper are many, and the common raw materials are natural pollution-free raw materials such as cotton pulp, wood pulp, bamboo pulp, straw pulp and the like. The toilet paper is required to have no toxic chemical substances, no raw materials irritating the skin and no mould viral bacteria residues. The toilet paper is characterized by strong water absorption, no pathogenic bacteria (pathogenic bacteria such as escherichia coli are not allowed), soft paper with uniform thickness and no holes, uniform wrinkling, consistent color and no impurities. If the double-layer toilet paper is produced in a small roll, the punching pitch is consistent, the pinholes are clear, and the paper is easy to tear and tidy.
The enterprise is dedicated to deep processing treatment of the paper mill base paper, the toilet paper produced by the existing paper mill base paper has poor antibacterial effect and low degradation effect, and therefore the using effect of the toilet paper is limited.
Disclosure of Invention
The invention aims to provide an antibacterial degradable toilet paper and a preparation method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an antibacterial degradable toilet paper comprises a semi-finished product paper and a treatment liquid; the preparation method of the treatment liquid comprises the following steps:
step one, preparing an antibacterial liquid: grinding the eggshell powder into powder, then activating for 20-30min at 70-90 ℃, after the activation is finished, then placing the eggshell powder into the solution of nano titanium dioxide for stirring treatment, wherein the stirring speed is 200-300r/min, and the stirring time is 20-30 min;
step two, modifying wollastonite with chitosan: adding wollastonite into the chitosan solution, and then performing ultrasonic dispersion for 20-30min, wherein the ultrasonic power is 200-300W;
step three, modifying bentonite: calcining the bentonite for 20-30min at the calcining temperature of 800-;
step four: preparation of a treatment solution: sequentially adding the antibacterial liquid prepared in the step one, the chitosan modified wollastonite prepared in the step two, the modified bentonite prepared in the step three and the traditional Chinese medicine antibacterial agent into a stirrer, then adding an ethanol solution, then continuously adding the fatty alcohol-polyoxyethylene ether sodium sulfate and the silane coupling agent KH560, stirring for 20-30min at the stirring speed of 500-1000r/min to obtain the treatment liquid.
Preferably, the solution preparation method of the nano titanium dioxide comprises the following steps: adding the nano titanium dioxide into the rare earth lanthanum chloride solution, stirring for 20-30min, filtering, washing, drying, placing into deionized water, and continuously stirring for 20-30min at the stirring speed of 200-300r/min to obtain the nano titanium dioxide solution.
Preferably, the traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
20-30 parts of hypericum japonicum, 15-25 parts of folium corii asini, 5-10 parts of cortex dictamni, 10-20 parts of cedarwood, 10-20 parts of radix trichosanthis, 15-25 parts of common bluebeard herb, 30-50 parts of artemisia rupestris and 10-20 parts of mangnolia officinalis.
Preferably, the traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
25 parts of hypericum japonicum, 20 parts of folium mori, 7.5 parts of cortex dictamni, 15 parts of cedarwood, 15 parts of radix trichosanthis, 20 parts of common bluebeard herb, 40 parts of artemisia rupestris and 15 parts of mangnolia officinalis.
The invention also provides a method for preparing the antibacterial degradable toilet paper, which comprises the following steps:
firstly, bombarding a semi-finished product of paper by using nitrogen ions, and then drying the paper in a drying oven at the temperature of 45-55 ℃, wherein the drying time is 2-5 h;
step two, placing the semi-finished paper processed in the step one into a processing solution for soaking for 10-20s, and then adopting ultraviolet irradiation,60CorAnd (4) irradiating by using a radiation source, and drying at 45 ℃ for 1-2h after irradiation is finished to obtain the antibacterial degradable toilet paper.
Preferably, the beam density of the ion sputtering source bombarded by the nitrogen ions is 1.2-1.5mA/cm2The bombardment energy is 250-350 eV.
Preferably, the beam density of the ion sputtering source bombarded by the nitrogen ions is 1.35mA/cm2The bombardment energy was 300 eV.
Preferably, the power of the ultraviolet irradiation is 200-300W, the irradiation time is 10-20min,60Corthe total radiation dose of the radiation source is 1.25-2.25kGy, and the radiation time is 5-10 min.
Compared with the prior art, the invention has the following beneficial effects:
(1) after the semi-finished paper is bombarded by nitrogen ions, the structure in the paper is broken and is easier to be treated by the treatment liquid, the chitosan modified wollastonite in the treatment liquid can be inserted into the semi-finished paper, so that the semi-finished paper is further modified, the lamellar structure of the bentonite is easy to loosen the structure of the semi-finished paper, so that the processed paper is easier to be degraded, the added antibacterial liquid adopts the mixing ratio of the eggshell powder and the titanium dioxide solution, so that the antibacterial property of the processed paper is enhanced, and finally, ultraviolet light,60CorThe radiation source irradiates the treatment, and the aim is to further enhance the antibacterial and degradation performance of the product paper.
(2) The antibacterial rate of increase of example 3 of the invention is 34.1%, the degradation rate of increase is 15.4%, the antibacterial rate of increase of comparative example 2 is 21.6%, the degradation rate of increase is 9.6%, and the degradation effect can be effectively improved by bombarding with nitrogen ions.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the antibacterial degradable toilet paper comprises semi-finished paper and a treatment liquid; the preparation method of the treatment liquid comprises the following steps:
step one, preparing an antibacterial liquid: grinding eggshell powder into powder, then activating at 70 ℃ for 20min, finishing activation, then placing in a nano titanium dioxide solution for stirring treatment, wherein the stirring speed is 200r/min, and the stirring time is 20 min;
step two, modifying wollastonite with chitosan: adding wollastonite into the chitosan solution, and then performing ultrasonic dispersion for 20min, wherein the ultrasonic power is 200W;
step three, modifying bentonite: calcining bentonite for 20min at 800 ℃, adding deionized water into the calcined bentonite for ultrasonic stripping with the ultrasonic power of 1000W, and drying after the ultrasonic stripping;
step four: preparation of a treatment solution: and (3) sequentially adding the antibacterial liquid prepared in the step one, the chitosan modified wollastonite prepared in the step two, the modified bentonite prepared in the step three and the traditional Chinese medicine antibacterial agent into a stirrer, then adding an ethanol solution, then continuously adding the fatty alcohol-polyoxyethylene ether sodium sulfate and the silane coupling agent KH560, stirring for 20min at the stirring speed of 500r/min, and thus obtaining the treatment liquid.
The preparation method of the solution of nano titanium dioxide in the embodiment comprises the following steps: adding the nano titanium dioxide into the rare earth lanthanum chloride solution, stirring for 20min, filtering, washing, drying, placing in deionized water, and continuously stirring for 20min at the stirring speed of 200r/min to obtain the nano titanium dioxide solution.
The traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
20 parts of hypericum japonicum, 15 parts of folium mori, 5 parts of cortex dictamni, 10 parts of cedar wood, 10 parts of radix trichosanthis, 15 parts of common bluebeard herb, 30 parts of artemisia rupestris and 10 parts of mangnolia officinalis.
The invention also provides a method for preparing the antibacterial degradable toilet paper, which comprises the following steps:
firstly, bombarding semi-finished paper by using nitrogen ions, and drying in a drying oven at the temperature of 45 ℃ for 2 hours after bombardment;
step two, placing the semi-finished paper processed in the step one into a processing solution for soaking for 10s, and then adopting ultraviolet irradiation,60CorAnd (4) irradiating by using a radiation source, finishing irradiation, and drying at 45 ℃ for 1h to obtain the antibacterial degradable toilet paper.
The beam density of the ion sputtering source bombarded by nitrogen ions in the embodiment is 1.2mA/cm2The bombardment energy was 250 eV.
The power of the ultraviolet irradiation in this example is 200W, the irradiation time is 10min,60Corthe total irradiation dose of the radiation source is 1.25kGy, and the irradiation time is 5 min.
Example 2:
the antibacterial degradable toilet paper comprises semi-finished paper and a treatment liquid; the preparation method of the treatment liquid comprises the following steps:
step one, preparing an antibacterial liquid: grinding eggshell powder into powder, then activating for 30min at 90 ℃, finishing activation, then placing in a nano titanium dioxide solution for stirring treatment, wherein the stirring speed is 300r/min, and the stirring time is 30 min;
step two, modifying wollastonite with chitosan: adding wollastonite into the chitosan solution, and then carrying out ultrasonic dispersion for 30min, wherein the ultrasonic power is 300W;
step three, modifying bentonite: calcining bentonite for 30min at 1200 ℃, then adding deionized water into the calcined bentonite for ultrasonic stripping with ultrasonic power of 2000W, and drying after ultrasonic stripping;
step four: preparation of a treatment solution: and (3) sequentially adding the antibacterial liquid prepared in the step one, the chitosan modified wollastonite prepared in the step two, the modified bentonite prepared in the step three and the traditional Chinese medicine antibacterial agent into a stirrer, then adding an ethanol solution, then continuously adding the fatty alcohol-polyoxyethylene ether sodium sulfate and the silane coupling agent KH560, stirring for 30min at the stirring speed of 1000r/min, and thus obtaining the treatment liquid.
The preparation method of the solution of nano titanium dioxide in the embodiment comprises the following steps: adding the nano titanium dioxide into the rare earth lanthanum chloride solution, stirring for 30min, filtering, washing, drying, placing in deionized water, and continuously stirring for 30min at the stirring speed of 300r/min to obtain the nano titanium dioxide solution.
The traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
30 parts of hypericum japonicum, 25 parts of Chinese corium versicolor, 10 parts of cortex dictamni, 20 parts of cedar wood, 20 parts of radix trichosanthis, 25 parts of common bluebeard herb, 50 parts of artemisia rupestris and 20 parts of mangnolia officinalis.
The invention also provides a method for preparing the antibacterial degradable toilet paper, which comprises the following steps:
firstly, bombarding semi-finished paper by using nitrogen ions, and drying the bombarded semi-finished paper in a drying oven at the temperature of 55 ℃, wherein the drying time is 5 hours;
step two, placing the semi-finished paper processed in the step one into a processing solution for soaking for 20s, and then adopting ultraviolet irradiation,60CorAnd (4) irradiating by using a radiation source, finishing irradiation, and drying at 45 ℃ for 2h to obtain the antibacterial degradable toilet paper.
The beam density of the ion sputtering source bombarded by nitrogen ions in the embodiment is 1.5mA/cm2The bombardment energy was 350 eV.
The power of the ultraviolet irradiation in this example is 300W, the irradiation time is 20min,60Corthe total irradiation dose of the radiation source is 2.25kGy, and the irradiation time is 10 min.
Example 3:
the antibacterial degradable toilet paper comprises semi-finished paper and a treatment liquid; the preparation method of the treatment liquid comprises the following steps:
step one, preparing an antibacterial liquid: grinding eggshell powder into powder, then activating at 80 ℃ for 25min, finishing activation, then placing in a nano titanium dioxide solution for stirring treatment, wherein the stirring speed is 250r/min, and the stirring time is 25 min;
step two, modifying wollastonite with chitosan: adding wollastonite into the chitosan solution, and then carrying out ultrasonic dispersion for 25min, wherein the ultrasonic power is 250W;
step three, modifying bentonite: calcining bentonite for 25min at the calcining temperature of 1000 ℃, finishing calcining, adding deionized water into the bentonite for ultrasonic stripping with the ultrasonic power of 1500W, finishing ultrasonic treatment, and drying for later use;
step four: preparation of a treatment solution: and (3) sequentially adding the antibacterial liquid prepared in the step one, the chitosan modified wollastonite prepared in the step two, the modified bentonite prepared in the step three and the traditional Chinese medicine antibacterial agent into a stirrer, then adding an ethanol solution, then continuously adding the fatty alcohol-polyoxyethylene ether sodium sulfate and the silane coupling agent KH560, stirring for 25min at the stirring speed of 750r/min, and thus obtaining the treatment liquid.
The preparation method of the solution of nano titanium dioxide in the embodiment comprises the following steps: adding the nano titanium dioxide into the rare earth lanthanum chloride solution, stirring for 25min, filtering, washing, drying, placing in deionized water, and continuously stirring for 25min at the stirring speed of 250r/min to obtain the nano titanium dioxide solution.
The traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
25 parts of hypericum japonicum, 20 parts of folium mori, 7.5 parts of cortex dictamni, 15 parts of cedarwood, 15 parts of radix trichosanthis, 20 parts of common bluebeard herb, 40 parts of artemisia rupestris and 15 parts of mangnolia officinalis.
The invention also provides a method for preparing the antibacterial degradable toilet paper, which comprises the following steps:
firstly, bombarding semi-finished paper by using nitrogen ions, and drying in a drying oven at the temperature of 45-55 ℃ for 3.5 hours after bombardment;
step two, placing the semi-finished paper processed in the step one into a processing solution for soaking for 15s, and then adopting ultraviolet irradiation,60CorAnd (4) irradiating by using a radiation source, finishing irradiation, and drying at 45 ℃ for 1.5h to obtain the antibacterial degradable toilet paper.
The beam density of the ion sputtering source bombarded by nitrogen ions in the embodiment is 1.25mA/cm2The bombardment energy was 2300 eV.
The power of the ultraviolet irradiation in this example was 250W, the irradiation time was 15min,60Corthe total irradiation dose of the radiation source is 2.75kGy, and the irradiation time is 7.5 min.
Comparative example 1:
the materials and preparation process were essentially the same as in example 3, except that no nitrogen ion bombardment was used.
Comparative example 2:
the materials and preparation process were substantially the same as those of example 3, except that conventional technical treatment was performed using conventional semi-finished paper.
The toilet paper of examples 1 to 3 and comparative examples 1 to 2 were subjected to the performance test, and the test results are shown in Table 1
Group of Antibacterial enhancement Rate (%) Degradation enhancement Rate (%)
Example 1 33.5 15.3
Example 2 32.3 15.1
Example 3 34.1 15.4
Comparative example 1 28.2 12.3
Comparative example 2 21.6 9.6
TABLE 1
As can be seen from Table 1, the antibacterial improvement rate of example 3 of the present invention is 34.1%, the degradation improvement rate is 15.4%, the antibacterial improvement rate of comparative example 2 is 21.6%, the degradation improvement rate is 9.6%, and the degradation effect can be effectively improved by bombarding with nitrogen ions.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. An antibacterial degradable toilet paper is characterized by comprising a semi-finished product paper and a treatment solution; the preparation method of the treatment liquid comprises the following steps:
step one, preparing an antibacterial liquid: grinding the eggshell powder into powder, then activating for 20-30min at 70-90 ℃, after the activation is finished, then placing the eggshell powder into the solution of nano titanium dioxide for stirring treatment, wherein the stirring speed is 200-300r/min, and the stirring time is 20-30 min;
step two, modifying wollastonite with chitosan: adding wollastonite into the chitosan solution, and then performing ultrasonic dispersion for 20-30min, wherein the ultrasonic power is 200-300W;
step three, modifying bentonite: calcining the bentonite for 20-30min at the calcining temperature of 800-;
step four: preparation of a treatment solution: sequentially adding the antibacterial liquid prepared in the step one, the chitosan modified wollastonite prepared in the step two, the modified bentonite prepared in the step three and the traditional Chinese medicine antibacterial agent into a stirrer, then adding an ethanol solution, then continuously adding the fatty alcohol-polyoxyethylene ether sodium sulfate and the silane coupling agent KH560, stirring for 20-30min at the stirring speed of 500-1000r/min to obtain the treatment liquid.
2. The antibacterial degradable toilet paper according to claim 1, wherein the solution of the nano titanium dioxide is prepared by the following steps: adding the nano titanium dioxide into the rare earth lanthanum chloride solution, stirring for 20-30min, filtering, washing, drying, placing into deionized water, and continuously stirring for 20-30min at the stirring speed of 200-300r/min to obtain the nano titanium dioxide solution.
3. The antibacterial degradable toilet paper according to claim 1, wherein the traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
20-30 parts of hypericum japonicum, 15-25 parts of folium corii asini, 5-10 parts of cortex dictamni, 10-20 parts of cedarwood, 10-20 parts of radix trichosanthis, 15-25 parts of common bluebeard herb, 30-50 parts of artemisia rupestris and 10-20 parts of mangnolia officinalis.
4. The antibacterial degradable toilet paper according to claim 3, wherein the traditional Chinese medicine antibacterial agent comprises the following raw materials in parts by weight:
25 parts of hypericum japonicum, 20 parts of folium mori, 7.5 parts of cortex dictamni, 15 parts of cedarwood, 15 parts of radix trichosanthis, 20 parts of common bluebeard herb, 40 parts of artemisia rupestris and 15 parts of mangnolia officinalis.
5. A method for preparing the antibacterial degradable toilet paper according to any one of claims 1 to 4, characterized by comprising the steps of:
firstly, bombarding a semi-finished product of paper by using nitrogen ions, and then drying the paper in a drying oven at the temperature of 45-55 ℃, wherein the drying time is 2-5 h;
step two, placing the semi-finished paper processed in the step one into a processing solution for soaking for 10-20s, and then adopting ultraviolet irradiation,60CorAnd (4) irradiating by using a radiation source, and drying at 45 ℃ for 1-2h after irradiation is finished to obtain the antibacterial degradable toilet paper.
6. The method for preparing antibacterial degradable toilet paper according to claim 5, wherein the beam current density of the ion sputtering source bombarded by nitrogen ions is 1.2-1.5mA/cm2The bombardment energy is 250-350 eV.
7. The method for preparing antibacterial degradable toilet paper according to claim 6, wherein the beam current density of the ion sputtering source bombarded by nitrogen ions is 1.35mA/cm2The bombardment energy was 300 eV.
8. The method for preparing antibacterial degradable toilet paper as claimed in claim 5, wherein the power of the ultraviolet irradiation is 200- & 300W, the irradiation time is 10-20min,60Corthe total radiation dose of the radiation source is 1.25-2.25kGy, and the radiation time is 5-10 min.
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