CN110075342A - A kind of high water-absorbent resin composition of antibacterial and deodouring - Google Patents
A kind of high water-absorbent resin composition of antibacterial and deodouring Download PDFInfo
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- CN110075342A CN110075342A CN201910206441.XA CN201910206441A CN110075342A CN 110075342 A CN110075342 A CN 110075342A CN 201910206441 A CN201910206441 A CN 201910206441A CN 110075342 A CN110075342 A CN 110075342A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/40—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing ingredients of undetermined constitution or reaction products thereof, e.g. plant or animal extracts
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
- A61L2300/30—Compounds of undetermined constitution extracted from natural sources, e.g. Aloe Vera
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
Abstract
The present invention provides a kind of high water-absorbent resin composition of antibacterial and deodouring, including pre-paying acrylic acid polymer, according to parts by weight, it pre-pays described in 100 parts and is combined with 0.5-20 parts of plant antimicrobial in acrylic acid polymer, then the acrylic acid polymer of pre-paying be surface-treated by crosslinking agent, plant antimicrobial is configured by the motherwort of the tealeaves of mass percent 20%-35%, the folium artemisiae argyi grass of 30%-45%, 25%-45%.The mode for pre-paying acrylic acid polymer combination plant antimicrobial includes: that the plant antimicrobial is combined in acrylic acid polymer in described pre-pay；Or surface thermal crosslinking treatment is carried out in conjunction with the plant antimicrobial by crosslinked fluid on the surface for pre-paying acrylic acid polymer；Then, at a temperature of 70-180 DEG C using crosslinked fluid to it is described pre-pay acrylic acid polymer carry out heat cross-linking surface treatment and high water-absorbent resin composition.
Description
Technical field
It is the invention belongs to the research field of functional super absorbent resin, in particular to a kind of with antibacterial and deodouring function
Super absorbent resin.
Background technique
Super absorbent resin (super absorbent polymer, SAP) is with higher water absorption energy and water retention property
High molecular polymer general name.At abroad, in the early 1950s, Goodrich company, the U.S. develops cross linked polyacrylate
Resin, subsequent United States Department of Agriculture north research center Russell et al. set about studying in 1961 the grafting of starch and acrylonitrile
Technology；By 1978, SANYO GS was melted into company's research and development and industrialization production starch graft polyacrylate copoly type high water absorption
Property resin.At home, super absorbent resin research is started in the early 1980s, due to starting evening, the visitors such as development time is short
Sight factor, the super absorbent resin innovation ability and technology development capability of China's production all can not be compared with foreign countries.
Originally, mainly as water-retaining agent then agricultural technology field is widely applied, with high-hydroscopicity in super absorbent resin
Resin both at home and abroad starts the demand of super absorbent resin as a large amount of uses of the carrier in disposable sanitary articles are absorbed
It sharply expands, average annual growth rate is up to 30%~40%, to grinding for kind, route of synthesis, performance and application field etc.
Study carefully and reaches its maturity.
Different according to the raw material sources of super absorbent resin, super absorbent resin is broadly divided into three big series: starch-series, fiber
Prime system, synthesis system, wherein the polyacrylate in synthesis system is due to original abundance, cheap, long-term preservation, synthesis
Emphasis of the features such as water absorbing properties are excellent as current research.
Superabsorbent polyacrylate resin in synthesis system causes have good absorbent properties, as absorbing medium
It is widely used in disposable sanitary articles, therefore, the domestic research to polyacrylie-type super absorbent resin at present
It is all based on the research of its application performance in disposable hygienic product, including low monomer residue amount technology, pressure-resistant water absorption rate, height
Fast rate of water absorption and anti-caking performance etc., still, antibacterial and deodoriging properties to superabsorbent polyacrylate resin
It studies less.
It is generally known that the urine of people is complex in composition, urea and various inorganic ions, such as Na are mainly contained+、Cl-、K+、
SO4 2-Deng the urine of people is converted into the smell for not arriving unpleasant ammonia under the action of various microorganisms, for the people of Long-term taking medicine
For, urine taste is even more serious, is particularly easy to cause disease at heart and various skin diseases, such as erythema.It is general to overcome
The existing above problem, industry technology expert, technical staff are anti-in effort research in use for logical super absorbent resin
The super absorbent resin of bacterium property or antibacterial and deodouring.
In well-known technique field, application No. is 201310560034.1 patents of invention to disclose a kind of tea polyphenols-propylene
Acid system super absorbent resin, it is first to neutralize acrylic acid with sodium hydroxide solution, then with N, N '-methylene-bisacrylamide
For crosslinking agent, potassium peroxydisulfate is initiator, occurs polymerization reaction with tea polyphenols in water, gel after reaction through cooling, shearing,
It is dry and manufactured.
Application No. is 201410175092.7 patents of invention to disclose a kind of antibacterial high water-absorbent resin and its preparation
Method, the resin are a kind of functional high molecule materials, and carboxylic acid group and institute's acid are contained on long-chain, side chain containing allylic structure
Sodium has internally crosslinked porous type network structure, and particle is internal or external to contain solubilising quaternary ammonium salt cationic monomer, adopts
It is prepared with redox initiation system water solution polymerization process, the oxidant used is for sodium peroxydisulfate or ammonium persulfate, reducing agent
Sodium sulfite or sodium hydrogensulfite, crosslinking agent N, N '-methylene-bisacrylamide or polyethyleneglycol diacrylate.
Application No. is 201410682192.9 patents of invention to disclose a kind of preparation side of natural antibacterial water-absorbing resin
Method, this method are under the conditions of ice-water bath, in lye and acrylic acid solution, then sequentially adding acrylamide, natural poly- electricity
Mass shell glycan, crosslinking agent and initiator are solved, is stirred evenly, is then reacted at 70-90 DEG C, after gel occurs in system, is continued anti-
It answers and keeps the temperature 1 hour under the conditions of temperature to get natural high antibiotic property super absorbent resin.
Application No. is 201410658347.5 patents of invention to disclose a kind of preparation method of antibiotic property high hydroscopic resin,
Acrylic acid, deionized water is added in the reactor first, 50% sodium hydroxide solution is added and neutralizes, addition acryloyl morpholine,
Superfine silicon dioxide and multiple crosslinking agent are added initiator and harden in 20-30 DEG C of initiation polymerization then with nitrogen deoxygenation 30min,
Temperature, which no longer rises, to be considered as reaction and terminates, by colloid through granulation, drying, broken obtain water absorbing resin particle, last resin particle
After ethylene glycol, nano silver antimicrobials and 120 DEG C of 25% aluminum sulfate high-temperature process 2-5 hours to obtain the final product.
The patent of invention that notification number is CN105218734A discloses the super absorbent resin of a kind of antibacterial, deodorization, matches
Side include following parts by weight each component: 200 parts of acrylic acid, 40~80 parts of sodium hydroxide, 200~300 parts of deionized water, just
4~100 parts of 0.02~2 part of crosslinking agent, tea-leaf power or tea extract, 0.05~0.6 part of initiator, multiple crosslinking agent
0.2~4 part.The super absorbent resin can be widely applied in sanitary liquid absorbing articles, the present invention added by tealeaves and its
Extract does not influence the every of super absorbent resin and absorbs while imparting super absorbent resin excellent antibacterial and deodouring performance
Performance.Raw material of the present invention is easy to get, low in cost, significant effect, has huge economic benefit, social benefit and environmental benefit.
The present invention is on the basis of the above-mentioned prior art, using folium artemisiae argyi grass, tealeaves and motherwort as plant component, further
A kind of pure natural high water-absorbent resin composition with high antibacterial and deodouring function is provided, in which:
Containing ingredients such as tea polyphenols, catechin, L-thiamine, theaflavin, Tea Saponin classes in tealeaves, there is antioxygen
The multiple efficacies such as change, antibacterial.
Folium artemisiae argyi grass belongs to perennial herb or slightly at suffruticose.Modern pharmacology discovery, folium artemisiae argyi grass volatile oil content is more, and 1,
8- Cineole (accounts for 50% or more), other to have α-absinthol, sesquiterpene alcohols and its ester.Air dried leaves contain minerals 10.13%, rouge
Fat 2.59%, protein 25.85% and vitamin A, B1, B2, C etc., all herbal medicine, have Wen Jing, dry, cold dispelling, hemostasis,
Anti-inflammatory, relieving asthma, cough-relieving, miscarriage prevention, antiallergy the effects of.Compendium of Material Medica is recorded: Ai Yiye is used as medicine, warm-natured, bitter, nontoxic, pure
The property of sun, has Hui Yang, rationale blood, by raw, arresting bleeding and miscarriage prevention and other effects at logical 12 warp, is also commonly used for acupuncture, more in gynemetrics
A aspect has the benefits of effect, menstruation regulating Zhi Xue ﹑ miscarriage prevention Zhi Beng ﹑ dispelling cold and removing dampness.Circle is enabled because it can cut ice, and all kinds of diseases and ailments can be processed, for doctor
The most frequently used medicine of family.Modern experimental research has shown that folium artemisiae argyi grass has antibacterial and antivirus action；It relievings asthma, antibechic and phlegm-dispelling functions；
Hemostasis and blood coagulation resisting function；Calm and anti-allergic effects；Protect liver choleretic effect etc..
Motherwort, the ground herb of Lamiaceae plant motherwort, widely distributed, resourceful, motherwort is rich in
Chemical component, such as alkaloid, Diterpenes, polysaccharide, volatile oil, flavonoids.Motherwort is bitter, pungent, slightly cold.Return liver warp, pericardium channel.
Promoting blood circulation, dissolving stasis, menstruation regulating, disappear water.Irregular menstruation is controlled, vaginal bleeding during pregnancy is had difficult labour, placenta retension, postpartum anemic fainting, abdominal pain due to blood stasis, metrorrhagia and metrostaxis,
Hematuria rushes down blood, carbuncle swells sore.
Inventor furthers investigate the pharmacological property of above-mentioned Chinese medicine, and usage and dosage is repeatedly groped to attempt, according to " mutual reinforcement between,
Mutually make, be mutual restraint between two drugs, the mutual-detoxication, the mutual inhibition, opposite " combination principle, arrange in pairs or groups meticulously, it is intended to realize the antibacterial, deodorization of optimal collaboration,
And external application is suitable for without any stimulation to body.
High water-absorbent resin composition provided by the invention has high water absorption multiplying power, Gao Baoshui multiplying power, high-selenium corn speed, height
Resistance to pressure performance meets the requirement of disposable absorbent article, meanwhile, there is strong antibiotic property and deodorization, assign woman
Young user's safety, comfortable, health care product.
Summary of the invention
The purpose of the present invention is provide a kind of super absorbent resin with antibacterial, deodoriging properties by plant-source antibacterial agent
Composition, the high water-absorbent resin composition have high water absorption multiplying power, Gao Baoshui multiplying power, high-selenium corn speed, high voltage performance,
Meet the requirement of disposable absorbent article, meanwhile, there is strong antibiotic property and deodorization, assign women and children user's peace
Entirely, comfortably, the product of health care.
In order to achieve the above objectives, the high water-absorbent resin composition of antibacterial and deodouring of the invention includes super absorbent resin
Ontology and plant antimicrobial, the super absorbent resin ontology are to pre-pay acrylic acid polymer as substrate, using crosslinked fluid
To pre-paying, acrylic acid polymer carries out surface thermal crosslinking treatment and obtains.It is specific used by the high water-absorbent resin composition
Technical solution are as follows:
The high water-absorbent resin composition of the antibacterial and deodouring, including acrylic acid polymer is pre-payed, according to parts by weight,
It pre-pays described in 100 parts and is combined with 0.5-20 parts of plant antimicrobial in acrylic acid polymer, then by crosslinking agent to described
Pre-pay that acrylic acid polymer is surface-treated and forms the high water-absorbent resin composition with antibacterial and deodouring function,
The plant antimicrobial is made of the wherein at least one in tealeaves, folium artemisiae argyi grass, motherwort.
Preferably, the plant antimicrobial is as tealeaves, folium artemisiae argyi grass by plant group made of the configuration of following mass percent
Close object:
Tealeaves 5%-95%；
Folium artemisiae argyi grass 5%-95%.
Preferably, the plant antimicrobial is as tealeaves, motherwort by plant group made of the configuration of following mass percent
Close object:
Tealeaves 5%-95%；
Motherwort 5%-95%.
Preferably, the plant antimicrobial is as folium artemisiae argyi grass, motherwort by plant made of the configuration of following mass percent
Composition:
Folium artemisiae argyi grass 5%-95%；
Motherwort 5%-95%.
Preferably, the plant antimicrobial is as tealeaves, folium artemisiae argyi grass, motherwort by made of the configuration of following mass percent
Plant composition:
Tealeaves 20%-35%；
Folium artemisiae argyi grass 30%-45%；
Motherwort 25%-45%.
Preferably, the plant antimicrobial is matched for the tea-leaf power of 200-300 mesh, folium artemisiae argyi grass meal end, motherwort powder
Plant powder composition made of setting.
Preferably, the plant antimicrobial is tea extract, folium artemisiae argyi grass extract, Leonurus extract configure
Composition of plant extracts.
Preferably, it is described pre-pay acrylic acid polymer by water solution polymerization process or via Inverse-Phase Suspension Polymerization polymerization and
At the mode for pre-paying acrylic acid polymer combination plant antimicrobial includes:
The plant antimicrobial is combined in acrylic acid polymer in described pre-pay；Or it is poly- in the precrosslink acrylic acid
The surface for closing object carries out surface thermal crosslinking treatment in conjunction with the plant antimicrobial by crosslinked fluid；
Then, heat cross-linking surface is carried out to the acrylic acid polymer of pre-paying using crosslinked fluid at a temperature of 70-180 DEG C
It handles and obtains high water-absorbent resin composition.
Preferably, just crosslinking agent, dispersing agent and the Genes For Plant Tolerance are added in the neutralizer of sodium acrylate/acrylic acid
Microbial inoculum is dispersed after processing and obtains precrosslink acrylic gel shaped polymer by initiator progress aqueous solution polymerization, through making
Grain, drying and processing and obtain granular pre-paying acrylic acid polymer.
Preferably, in the neutralizer of sodium acrylate/acrylic acid be added just crosslinking agent, by aqueous solution polymerization, granulation,
Drying and processing and obtain it is granular pre-pay acrylic acid polymer, the plant antimicrobial is then added, so that plants antimicrobial
Agent and granular acrylic acid polymer of pre-paying carry out heat cross-linking surface treatment after mixing.As another feasible excellent
Embodiment is selected, precrosslink acrylic gel shaped polymer can also be obtained graininess by being granulated processing by the technical program
Precrosslink acrylic gel shaped polymer, plant antimicrobial is then configured to certain density solution, passes through wet-mix method
Carry out heat cross-linking surface treatment, drying and processing again after mixing.
Preferably, in the neutralizer of sodium acrylate/acrylic acid be added just crosslinking agent, by aqueous solution polymerization, granulation,
Drying and processing and obtain it is granular pre-pay acrylic acid polymer, by the plant antimicrobial be added crosslinked fluid in, it is then right
Precrosslink acrylic gel shaped polymer carries out surface thermal crosslinking treatment.
Preferably, the crosslinked fluid is configured by deionized water and surface crosslinking agent, the surface crosslinking agent is selected from
Polyethyleneglycol diglycidylether, polyethylene glycol 200 diacrylate, polyethylene glycol 200, butanediol, pentaerythrite, epoxy chlorine
One or both of propane.
The present invention continues to provide a kind of preparation method of the high water-absorbent resin composition of antibacterial and deodouring, including walks as follows
It is rapid:
Step 1: after acrylic acid is mixed with deionized water be added sodium hydroxide neutralize, degree of neutralization be 60%~
80%, the quality total concentration of acrylic acid and sodium acrylate is 30%~60% after neutralization；
Step 2: just crosslinking agent is added into reaction system, stirs evenly or sonic oscillation 10-30min, be gradually warmed up
To 40 DEG C~80 DEG C, initiator is then added and carries out polymerization reaction 30s~3min, obtains the polymerization of precrosslink acrylic gel shape
Object；
Step 3: gelatinous polymer obtained by step (2) is granulated, dried at a temperature of being placed in 80 DEG C~160 DEG C
Dry 5min~120min, acquisition is granular to pre-pay acrylic acid polymer；
Step 4: the plant antimicrobial, the plant antimicrobial are added and dispersed in pre-paying acrylic acid polymer
It is made of the wherein at least one in tealeaves, folium artemisiae argyi grass, motherwort；
Step 5: deionized water and surface crosslinking agent are mixed to get crosslinked fluid, by this crosslinked fluid in 70-180 DEG C of temperature
It is lower that heat cross-linking surface treatment is carried out using spray-on process acrylic acid polymer of pre-paying granular to gained, it is inhaled after dry up to high
Aqueous resin composition.
It, can also be in the neutralizer of the sodium acrylate/acrylic acid of step (1) as the preferred embodiment of alternative steps (four)
It is middle that the plant antimicrobial is added.
As another preferred embodiment of alternative steps (four), the plant can also be added in the crosslinked fluid of step (5)
Object antibacterial agent and formed to it is granular pre-pay acrylic acid polymer carry out surface thermal crosslinking treatment crosslinking mixed liquor.
It is that the present invention realizes the utility model has the advantages that
(1) present invention is pre-paying plant antimicrobial setting between acrylic acid polymer and surface-crosslinked network, i.e., logical
It crosses surface-crosslinked network, pre-pay the effect of acrylic acid polymer surface functional group so that plant antimicrobial and precrosslink acrylic acid
Polymer is combined/is grafted, and on the one hand improves the resistance to flushing performance of plant antimicrobial, on the other hand, can make plant
The bacteriostasis, and deodorization effect of antibacterial agent and the absorbent of super absorbent resin ontology reach optimal equalization point, Genes For Plant Tolerance therein
Microbial inoculum is acted on to being absorbed, be stored in the intrinsic liquid of super absorbent resin and generate strong bacteriostasis, and deodorization, to Escherichia coli,
Staphylococcus aureus, candida albicans show the bacteriostasis for having strong, can not only inhibit Gram-negative bacteria, also can
Inhibit gram-positive bacteria, antibacterial, deodoriging properties are excellent, have good deodorization, in which:
(1) other chemical classes antibacterial agents are compared, and plant antimicrobial of the invention is not only highly-safe, stingless to contact skin
The advantages that swashing property, and there is strong bacteriostasis, and deodorization effect, to bacteriums such as Escherichia coli, staphylococcus aureus, candida albicans
With significant inhibiting effect.
(2) tealeaves of one-component, motherwort or folium artemisiae argyi grass have staphylococcus aureus, Escherichia coli or candida albicans
There is certain fungistatic effect, but different plant components is different to the antibacterial sensibility of different strain bacterium, wherein folium artemisiae argyi grass is right
The sensibility of staphylococcus aureus is better than Escherichia coli and candida albicans, and motherwort is same to the inhibiting effect of staphylococcus aureus
Sample is higher than Escherichia coli.
(3) all bacterial strains that tealeaves, folium artemisiae argyi grass, the synergetic antibacterial effect between motherwort study test have preferable
Fungistatic effect, the bacteriostasis for having strong is shown to Escherichia coli, staphylococcus aureus, candida albicans, illustrates it
It can not only inhibit Gram-negative bacteria, can also inhibit gram-positive bacteria, antibacterial, deodoriging properties are excellent, have good deodorization
Effect.
(2) on the one hand excellent when absorption carrier of the high water-absorbent resin composition of the invention as disposable absorbent article
Different water absorbing properties can avoid leakage, side leakage phenomenon in use process, and it is excellent on the other hand to assign super absorbent resin again
Antibacterial and deodouring performance, avoiding conventional absorbent paper super absorbent resin, possible erythema, pruitus etc. are pacified in use
Full problem.
(3) raw material of the present invention is easy to get, low in cost, significant effect, has huge economic benefit, social benefit and ring
Border benefit.
Specific embodiment
The type of tealeaves is not particularly limited in the present invention, can choose as green tea, oolong tea, black tea, white tea, yellow tea,
One or more of dark green tea is constituted.Contain tea polyphenols, catechin, L-thiamine, theaflavin, Tea Saponin class etc. in tealeaves
Ingredient, wherein catechin tradition is known as tea tannin, is the special composition in tealeaves with bitter taste, has anti-oxidant, antibacterial
Etc. multiple efficacies.Therefore, tealeaves is often used as antioxidant and fungicide in food.
Motherwort of the present invention, the ground herb of Lamiaceae plant motherwort is widely distributed, resourceful, and benefit is female
Grass chemical component rich in, such as alkaloid, Diterpenes, polysaccharide, volatile oil, flavonoids.
Folium artemisiae argyi grass of the present invention is the leaf of composite family herbaceos perennial Chinese mugwort, and modern experimental study shows folium artemisiae argyi grass
Middle volatile oil content is more, wherein 1, 8-Cineole accounts for 50% or more, contains α-absinthol, sesquiterpene alcohols and its ester simultaneously.Tool
There are antibacterial and antivirus action.
Plant antimicrobial of the present invention is made of the wherein at least one in tealeaves, folium artemisiae argyi grass, motherwort, and such as single group
The composition of tealeaves, folium artemisiae argyi grass or the motherwort or two kinds of components divided, such as tealeaves/folium artemisiae argyi grass, tealeaves/motherwort or folium artemisiae argyi
Grass/motherwort, can also be tealeaves, folium artemisiae argyi grass, motherwort composition.As specific embodiment, comprising:
The plant antimicrobial is as folium artemisiae argyi grass, motherwort by plant composition made of the configuration of following mass percent:
Folium artemisiae argyi grass 5%-95%；
Motherwort 5%-95%.
As another specific embodiment, the plant antimicrobial is matched by tealeaves, motherwort by following mass percent
Plant composition made of setting:
Tealeaves 5%-95%；
Motherwort 5%-95%.
In a specific embodiment, the plant antimicrobial can also be matched by tealeaves, folium artemisiae argyi grass by following mass percent
Plant composition made of setting:
Tealeaves 5%-95%；
Folium artemisiae argyi grass 5%-95%.
Present inventor it is found through experiment that, although the tealeaves of one-component, motherwort or folium artemisiae argyi grass are to golden yellow Portugal
Grape coccus, Escherichia coli or candida albicans all have certain fungistatic effect, but general to fungistatic effect, and different plant components
It is different to the antibacterial sensibility of different strain bacterium, as sensibility of the folium artemisiae argyi grass to staphylococcus aureus is significantly better than large intestine bar
Bacterium and candida albicans, for another example motherwort is equally higher than Escherichia coli to the inhibiting effect of staphylococcus aureus.
In conclusion plant antimicrobial of the present invention can be by the wherein at least one structure in tealeaves, folium artemisiae argyi grass, motherwort
At.
Present inventor is to realize the careless optimal Synergistic antimicrobial between motherwort of tealeaves, folium artemisiae argyi, is in depth ground
Study carefully the compatibility relationship of tealeaves, folium artemisiae argyi grass and motherwort, the result shows that: following quality percentage is pressed by tealeaves, folium artemisiae argyi grass, motherwort
When than plant composition made of configuration as the plant antimicrobial, antibacterial, the better performances of deodorization:
Tealeaves 20%-35%；
Folium artemisiae argyi grass 30%-45%；
Motherwort 25%-45%.
Embodiment as a further preference, when tealeaves, folium artemisiae argyi grass, motherwort are respectively with 25%-30%, 35%-
40%, when the compatibility relationship of 30%-40% is matched, tealeaves, folium artemisiae argyi grass, the Synergistic antimicrobial between motherwort, deodoriging properties
More preferably.
As further preferred embodiment, when tealeaves, folium artemisiae argyi grass, motherwort are respectively with 28%, 38%, 34%
When compatibility relationship is matched, tealeaves, folium artemisiae argyi grass, the Synergistic antimicrobial between motherwort, deodoriging properties are best.
Preferably, the plant antimicrobial can choose tea-leaf power, folium artemisiae argyi grass meal end, motherwort powder configure
Plant powder composition, size be 200-300 mesh, also can choose tea extract, folium artemisiae argyi grass extract, motherwort extract
Composition of plant extracts made of object configuration.In a specific embodiment, preferred plant powder composition.
The present invention is pre-payed described in 100 parts and is combined with plant in acrylic acid polymer studies have shown that according to parts by weight
It at 0.5-20 parts of antibacterial agent, enables to high water-absorbent resin composition that there are preferably absorbent properties, while having again more excellent
Antibacterial, deodoriging properties；At 4-10 parts of preferred plant antibacterial agent, the absorbent properties of high water-absorbent resin composition and its antibacterial,
Deodoriging properties reach optimal equalization point.
The manufacturing method for pre-paying acrylic acid polymer is not particularly limited in the present invention, can use inverse suspension polymerization
Method, can also be using water solution polymerization process etc., to the graininess precrosslink acrylic gel shaped polymer through granulation, drying and processing
Super Absorbent Polymer Particles are formed after carrying out surface thermal crosslinking treatment.Preferred aqueous solutions polymerization of the present invention, the present invention is in height
In water-absorbing resins preparation process, the mode that the plant antimicrobial is added includes:
1) plant antimicrobial is added in the neutralizer of sodium acrylate/acrylic acid；
2) it or granular pre-pays before acrylic acid polymer carries out heat cross-linking surface treatment procedure described in addition
Plant antimicrobial；
3) or the plant antimicrobial is added in crosslinked fluid and is formed and carries out surface heat to pre-paying acrylic acid polymer
The crosslinking mixed liquor of crosslinking Treatment.
It, can be directly directly total with Super Absorbent Polymer Particles by plant antimicrobial as a kind of feasible embodiment
It is mixed, and then form plant antimicrobial/Super Absorbent Polymer Particles mixture.But the present inventor tests discovery, at this
Plant antimicrobial is difficult to play antibacterial, the performance of deodorization in mixture, and reason is: familiar to those skilled in the art is
It is quickly absorbed very much since Super Absorbent Polymer Particles have under the action ofs molecule Van der Waals force, intramolecule osmotic pressure etc.
Rate and higher absorbency, therefore, Super Absorbent Polymer Particles use in disposable absorbent article as absorption carrier
When, the body fluid of people once infiltrates into absorbent core layer and is captured, absorbs by Super Absorbent Polymer Particles, could also assign disposable suction
It receives that product is non-leakage in use, not side leakage, meets the security requirement used, and plant antimicrobial in this case
It is difficult to play antibacterial, the performance of deodorization；Only body fluid returns infiltration to outside, so that Genes For Plant Tolerance to super absorbent resin under pressure
Microbial inoculum and body fluid have the chance of contact, at this time plant antimicrobial competence exertion antibacterial, the performance of deodorization, still, high-hydroscopicity tree
Rouge particle returns infiltration phenomenon, disposable absorbent article will be caused to occur largely returning sepage body in use, this returns sepage
Body is contacted with human skin will generate the various skin diseases such as fash, erythema, therefore returns the big super absorbent resin of infiltration and be difficult to
Meet the requirement of service performance.
As an implementation, in the neutralizer of sodium acrylate/acrylic acid be added just crosslinking agent, dispersing agent with it is described
Plant antimicrobial, and decentralized processing is carried out, aqueous solution polymerization is then caused by initiator and obtains precrosslink acrylic gel
Shaped polymer obtains granular pre-paying acrylic acid polymer through granulation, drying and processing.But pass through present embodiment
The high water-absorbent resin composition of acquisition, since plant antimicrobial is grafted and be filled on the strand of polymer, on the one hand
High water-absorbent resin composition may be influenced in the extension for absorbing liquid time-division subchain section, to reduce water absorbing properties；Another party
Face is pre-payed in acrylic acid polymer since plant antimicrobial is incorporated in, only Liquid Penetrant is poly- to precrosslink acrylic acid
When closing inside object, plant antimicrobial can just play antibacterial, the function of deodorization.
Preferably, in the neutralizer of sodium acrylate/acrylic acid be added just crosslinking agent, by aqueous solution polymerization, granulation,
Drying and processing and obtain it is granular pre-pay acrylic acid polymer, by the plant antimicrobial be added crosslinked fluid in, it is then right
Precrosslink acrylic gel shaped polymer carries out surface thermal crosslinking treatment.
As a kind of more preferred embodiment, just crosslinking agent is added in the neutralizer of sodium acrylate/acrylic acid, leads to
Cross aqueous solution polymerization, granulation, drying and processing and obtain it is granular pre-pay acrylic acid polymer, the Genes For Plant Tolerance is then added
Microbial inoculum, so that plant antimicrobial and granular acrylic acid polymer of pre-paying carry out heat cross-linking surface treatment after mixing.
As another feasible preferred embodiment of the technical program, precrosslink acrylic gel shape can also be polymerize
Object obtains granular precrosslink acrylic gel shaped polymer by being granulated processing, and plant antimicrobial is then configured to one
The solution for determining concentration carries out heat cross-linking surface treatment, drying and processing by wet-mix method again after mixing.
Water solution polymerization process of the present invention can be achieved by the prior art, such as can according to application No. is
The prior art of CN105218734A is implemented, comprising:
The just crosslinking agent is N, N '-methylene-bisacrylamide, polyethylene glycol 200, butanediol, one in pentaerythrite
Kind；Multiple crosslinking agent be polyethyleneglycol diglycidylether, polyethylene glycol 200 diacrylate, polyethylene glycol 200, butanediol,
Pentaerythrite, in two or more combination；
One of the dispersing agent selection polyvinyl alcohol, hydroxymethyl cellulose；
The initiator is redox initiation system, and reducing agent is sulphite, the one of which in bisulfites,
Oxidant preferably is selected from potassium peroxydisulfate, sodium peroxydisulfate, the one of which in hydrogen peroxide.
Tea extract of the invention, folium artemisiae argyi grass extract, Leonurus extract can realize according to existing method, can also
To be obtained by commercial goods.
The water absorbing properties of high water-absorbent resin composition of the invention are as follows: water absorbent rate >=54g/g, water conservation multiplying power >=
32g/g, 0.3psi pressurizing absorption >=25g/g, infiltration rate≤28s, logical fluidity≤24s.
In order to make further understanding to the present invention, it is explained now in conjunction with embodiment, but these are described
It is intended merely to further illustrate advantages and features of the invention, rather than limiting to the claimed invention.
Embodiment 1
The acrylic acid polymer of pre-paying of the present embodiment is prepared according to the following steps:
1) acrylic acid 200g is accurately weighed, degree of neutralization is 80% after being neutralized with sodium hydroxide, and it is mixed that deionized water is then added
It closes, the quality total concentration of rear acrylic acid and sodium acrylate is 40%.
2) N of 0.1g is added into reaction system, N '-methylene-bisacrylamide continues to stir 5min, then gradually rise
Then temperature is added the sodium sulfite of 0.1g, the sodium peroxydisulfate initiated polymerization 90s of 0.1g, obtains pre-paying bipropenyl to 60 DEG C
Acid cure gum polymers.
3) precrosslink acrylic gel shaped polymer will be obtained obtained by step (2) to be granulated, is placed in 160 DEG C of temperature
Lower drying 30min, acquisition is granular to pre-pay acrylic acid polymer.
The high water-absorbent resin composition of the present embodiment is made of following component:
It takes and pre-pays acrylic acid polymer 100g, plant powder composition 4g, wherein plant powder composition is by quality point
Number is that 25% tea-leaf power, 35% folium artemisiae argyi grass meal end and 40% motherwort powder configure, and powder mesh number is
200-300 mesh, polyethyleneglycol diglycidylether, polyethylene glycol 200 press the multiple crosslinking agent 0.2g of 1:1 mol ratio configuration,
And it follows these steps to be prepared:
Step 1 is added plant powder composition and is uniformly dispersed in pre-paying acrylic acid polymer.
Deionized water and multiple crosslinking agent are mixed to get heat treatment crosslinked fluid by step 2, this heat treatment crosslinked fluid is existed
Acrylic acid polymer is pre-payed to gained graininess at a temperature of 160 DEG C and carries out heat cross-linking surface treatment, be stirred mixing and is added
High water-absorbent resin composition can be obtained after heated drying.
Embodiment 2
The acrylic acid polymer of pre-paying of the present embodiment is prepared according to the following steps:
1) acrylic acid 200g is accurately weighed, degree of neutralization is 60% after being neutralized with sodium hydroxide, and it is mixed that deionized water is then added
It closes, the quality total concentration of rear acrylic acid and sodium acrylate is 60%.
2) N of 0.1g is added into reaction system, N '-methylene-bisacrylamide continues to stir 5min, then gradually rise
Then temperature is added the sodium sulfite of 0.1g, the sodium peroxydisulfate initiated polymerization 90s of 0.1g, obtains pre-paying bipropenyl to 60 DEG C
Acid cure gum polymers.
3) precrosslink acrylic gel shaped polymer will be obtained obtained by step (2) to be granulated, is placed in 160 DEG C of temperature
Lower drying 30min, acquisition is granular to pre-pay acrylic acid polymer.
The high water-absorbent resin composition of the present embodiment is made of following component:
It accurately weighs and pre-pays acrylic acid polymer 100g, plant powder composition 10g, wherein plant powder composition
It is that 30% tea-leaf power, 40% folium artemisiae argyi grass meal end and 30% motherwort powder configure by mass fraction, powder mesh
Number is 200-300 mesh, and polyethyleneglycol diglycidylether, polyethylene glycol 200 press the multiple crosslinking agent of 1:1 mol ratio configuration
0.3g, and follow these steps to be prepared:
Step 1 is added plant powder composition and is uniformly dispersed in pre-paying acrylic acid polymer.
Deionized water and multiple crosslinking agent are mixed to get heat treatment crosslinked fluid by step 2, this heat treatment crosslinked fluid is existed
Acrylic acid polymer is pre-payed to gained graininess at a temperature of 160 DEG C and carries out heat cross-linking surface treatment, be stirred mixing and is added
High water-absorbent resin composition can be obtained after heated drying.
Embodiment 3
As described in Example 1 prepared by step for the acrylic acid polymer of pre-paying of the present embodiment.
The high water-absorbent resin composition of the present embodiment is made of following component:
Accurately weigh and pre-pay acrylic acid polymer 100g, plant powder composition 8g, wherein plant powder composition by
Mass fraction is that 28% tea-leaf power, 38% folium artemisiae argyi grass meal end and 34% motherwort powder configure, powder mesh number
It is 200-300 mesh, polyethyleneglycol diglycidylether, pentaerythrite press the multiple crosslinking agent 0.3g of 1:1 mol ratio configuration,
And it prepares by the step of embodiment 1 or embodiment 2 up to high water-absorbent resin composition.
Embodiment 4
As described in Example 2 prepared by step for the acrylic acid polymer of pre-paying of the present embodiment.
It accurately weighs and pre-pays acrylic acid polymer 100g, composition of plant extracts 6g, wherein plant extracts combination
Object by mass fraction be 28% tea extract, 38% folium artemisiae argyi grass extract with 34% Leonurus extract configure and
At polyethyleneglycol diglycidylether, pentaerythrite press the multiple crosslinking agent 0.3g of 1:1 mol ratio configuration, and press following side
Method preparation:
Deionized water and multiple crosslinking agent are mixed to get heat treatment crosslinked fluid by step 1, and handle combines plant extracts
Object is added in heat treatment crosslinked fluid, ultrasonic disperse 5-10min.
This heat treatment crosslinked fluid is pre-payed acrylic acid polymer progress to gained graininess at a temperature of 160 DEG C by step 2
Heat cross-linking surface treatment, can be obtained high water-absorbent resin composition after being stirred mixing and heat drying.
Embodiment 5
The present embodiment, which takes, pre-pays acrylic acid polymer 100g, folium artemisiae argyi grass meal end 4g, and mesh number is 200-300 mesh, and by real
Prepared by the method and step for applying example 1, high water-absorbent resin composition can be obtained.
Embodiment 6
It takes and pre-pays acrylic acid polymer 100g, folium artemisiae argyi grass meal end 2g, motherwort powder 2g, powder mesh number is 200-
300 mesh, and as described in Example 1 prepared by step, and high water-absorbent resin composition can be obtained.
Comparative example
Comparative example is not added with plant powder composition or composition of plant extracts, and respectively according to embodiment 1 to
Super Absorbent Polymer Particles are made in the method and step of embodiment 3.
Performance detection
1, absorbent properties are tested according to condition as defined in GB/T22905-2008.
2, Anti-microbial Performance Tests method:
Firstly, weighing the super absorbent resin of 0.2g embodiment 1 to embodiment 4 respectively, it is put into after sterilized processing
In the sterilizing conical flask of 200ml, the physiological saline of the sterilized processing of 60ml is added, it is made to fully absorb swelling.
Secondly, by the strains such as Escherichia coli, staphylococcus aureus, candida albicans access fluid nutrient medium in, 37 DEG C,
It is swayed in the shaking table of 180ppm and forms bacterium solution for 24 hours.
Finally, the bacterium solution after taking 1ml to activate is added in conical flask and sways 8h in 37 DEG C, the shaking table of 180ppm, from taper
After pipetting bacterium solution in bottle and diluting, the growing state of bacterium is observed by applying plate, and calculate bacteriostasis rate.
3, deodoriging properties test method:
Configure artificial excrement, by high water-absorbent resin composition be impregnated in 5min, 10min in artificial excrement solution,
20min carries out intuitive judgment by the smell of people.Artificial excrement is using methyl mercaptan, hydrogen sulfide, ammonia as odor pollutant, this field
Technical staff can be familiar with configuration.
Test result is as shown in the table:
Inventor has found from test data:
(1) surface thermal crosslinking treatment is carried out by crosslinked fluid on the surface for pre-paying acrylic acid polymer, so that precrosslink
When acrylate copolymer surface layer combines plant antimicrobial, plant antimicrobial will not influence the water absorbing properties of high hydroscopic resin ontology,
It is also possible that the antibacterial of the absorbent properties of the super absorbent resin ontology in super absorbent resin oil/fat composition and plants antimicrobial evidence, removing
Smelly performance reaches optimal equalization point.
(2) tealeaves of one-component, motherwort or folium artemisiae argyi grass have staphylococcus aureus, Escherichia coli or candida albicans
There is certain fungistatic effect, but different plant components is different to the antibacterial sensibility of different strain bacterium, wherein folium artemisiae argyi grass is right
The sensibility of staphylococcus aureus is better than Escherichia coli and candida albicans, and motherwort is same to the inhibiting effect of staphylococcus aureus
Sample is higher than Escherichia coli.
(3) all bacterial strains that tealeaves, folium artemisiae argyi grass, the synergetic antibacterial effect between motherwort study test have preferable
Fungistatic effect, the bacteriostasis for having strong is shown to Escherichia coli, staphylococcus aureus, candida albicans, illustrates it
It can not only inhibit Gram-negative bacteria, can also inhibit gram-positive bacteria, antibacterial, deodoriging properties are excellent, have good deodorization
Effect.
Although the present invention describes specific case study on implementation, the scope of the invention is not limited to above-mentioned specific realities
Example is applied, without departing from the case in the spirit of the invention, guarantor of the invention is each fallen within to various modifications of the invention, variations and alternatives
Protect range.
Claims (10)
1. a kind of high water-absorbent resin composition of antibacterial and deodouring, including pre-pay acrylic acid polymer, it is characterised in that: by weight
Number meter is measured, pre-pays being combined with 0.5-20 parts of plant antimicrobial in acrylic acid polymer described in 100 parts, then by being crosslinked
Agent is surface-treated to the acrylic acid polymer of pre-paying and forms the high-hydroscopicity tree with antibacterial and deodouring function
Oil/fat composition, the plant antimicrobial are made of the wherein at least one in tealeaves, folium artemisiae argyi grass, motherwort.
2. the high water-absorbent resin composition of antibacterial and deodouring according to claim 1, it is characterised in that: the plants antimicrobial
Agent is as tealeaves, folium artemisiae argyi grass by plant composition made of the configuration of following mass percent:
Tealeaves 5%-95%；
Folium artemisiae argyi grass 5%-95%.
3. the high water-absorbent resin composition of antibacterial and deodouring according to claim 1, it is characterised in that: the plants antimicrobial
Agent is as tealeaves, motherwort by plant composition made of the configuration of following mass percent:
Tealeaves 5%-95%；
Motherwort 5%-95%.
4. the high water-absorbent resin composition of antibacterial and deodouring according to claim 1, it is characterised in that: the plants antimicrobial
Agent is as folium artemisiae argyi grass, motherwort by plant composition made of the configuration of following mass percent:
Folium artemisiae argyi grass 5%-95%；
Motherwort 5%-95%.
5. the high water-absorbent resin composition of antibacterial and deodouring according to claim 1, it is characterised in that: the plants antimicrobial
Agent is as tealeaves, folium artemisiae argyi grass, motherwort by plant composition made of the configuration of following mass percent:
Tealeaves 20%-35%；
Folium artemisiae argyi grass 30%-45%；
Motherwort 25%-45%.
6. the high water-absorbent resin composition of -5 any antibacterial and deodourings according to claim 1, it is characterised in that: the plant
Object antibacterial agent is plant powder composition made of the tea-leaf power of 200-300 mesh, folium artemisiae argyi grass meal end, the configuration of motherwort powder.
7. the high water-absorbent resin composition of -5 any antibacterial and deodourings according to claim 1, it is characterised in that: the plant
Object antibacterial agent is composition of plant extracts made of tea extract, folium artemisiae argyi grass extract, Leonurus extract configuration.
8. the high water-absorbent resin composition of -5 any antibacterial and deodourings according to claim 1, it is characterised in that: described pre-
Crosslinked acrylic acid polymer is polymerized by water solution polymerization process or via Inverse-Phase Suspension Polymerization, described to pre-pay acrylic acid polymer
Mode in conjunction with plant antimicrobial includes:
The plant antimicrobial is combined in acrylic acid polymer in described pre-pay；Or acrylic acid polymer is pre-payed described
Surface by crosslinked fluid carry out surface thermal crosslinking treatment in conjunction with the plant antimicrobial；
Then, heat cross-linking surface treatment is carried out to the acrylic acid polymer of pre-paying using crosslinked fluid at a temperature of 70-180 DEG C
And obtain high water-absorbent resin composition.
9. the high water-absorbent resin composition of antibacterial and deodouring according to claim 8, it is characterised in that: sodium acrylate/
Just crosslinking agent, dispersing agent and the plant antimicrobial are added in the neutralizer of acrylic acid, passes through initiator after being dispersed processing
It carries out aqueous solution polymerization and obtains precrosslink acrylic gel shaped polymer, obtained granular pre- through granulation, drying and processing
Crosslinked acrylic acid polymer.
10. the high water-absorbent resin composition of antibacterial and deodouring according to claim 8, it is characterised in that: sodium acrylate/
Just crosslinking agent is added in the neutralizer of acrylic acid, granular precrosslink is obtained by aqueous solution polymerization, granulation, drying and processing
Acrylate copolymer；Then the plant antimicrobial is added to pre-pay acrylic acid polymer with granular and carry out after mixing
Heat cross-linking surface treatment, or the plant antimicrobial is added in crosslinked fluid, then precrosslink acrylic gel shape is polymerize
Object carries out surface thermal crosslinking treatment.
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