CN104434402A - Absorption structure with absorption coating - Google Patents
Absorption structure with absorption coating Download PDFInfo
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- CN104434402A CN104434402A CN201310441065.5A CN201310441065A CN104434402A CN 104434402 A CN104434402 A CN 104434402A CN 201310441065 A CN201310441065 A CN 201310441065A CN 104434402 A CN104434402 A CN 104434402A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/24—Homopolymers or copolymers of amides or imides
- C09D133/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Epidemiology (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention relates to the technical field of absorption product manufacturing, in particular to an absorption structure with an absorption coating. Absorption products include adult incontinence products, baby diapers, paper diapers and female sanitary products. The absorption structure comprises at least one permeable layer, at least one liquid absorption layer with the absorption coating, and at least one easily-degradable plastic thin film layer from top to bottom. The permeable layers, the liquid absorption layers and the thin film layers are formed by means of hot pressing through a strip-shaped circuit on the edge. The absorption structure is simple, and the related layer structure can be changed according to actual requirements; the absorption coating on the absorption structure has a high absorption function, the degradation of the absorption coating with photobase generators can be controlled according to the intensity of external ultraviolet conditions, and the absorption structure is suitable for application and popularization.
Description
Technical field
The present invention relates to absorbent article preparing technical field, particularly a kind of absorbing structure comprising absorber coatings, described absorbent article comprises adult-incontinence articles, bady's diaper, diaper and feminine hygiene products.
Background technology
In recent years, the application of water-absorbing resin product in physiological hygiene articles for use is very extensive, as disposable paper diaper (or diaper), incontinence sheet, sweat-absorbing underwear, sanitary towel etc.Water-absorbing resin is a kind of new functional macromolecule material, it has hydrophilic group, swellingly moisture can be kept not outflow or the slow moisture that absorbs of Co ntrolled release by absorbing moisture, the super-strong moisture absorbing ability of water-absorbing resins and water holding capacity make its product lighting greatly in physiological hygiene, miniaturization, comfortableization, eliminate a lot of worries of people.
Common water-absorbing resin mainly contains natural cotton fiber, the wood fiber, paper fiber, the saponification resultant of starch-grafted acrylonitrile hydrolysis substance, ethyl acetate-acrylic ester copolymer; Carboxymethyl cellulose crosslinked material, the hydrolyzate of acrylonitrile copolymer or the cross-linking products etc. of these products.It is other that the water-absorbing resin reported in prior art can mainly be divided into following three major types: synthesizing series water-absorbing resin, starch series water-absorbing resin and cellulose series water-absorbing resin, wherein, synthesizing series water-absorbing resin research comparatively wide in range, kind is more, mainly contain polypropylene nitrile, polyvinyl alcohol, polyacrylamide, polyacrylic etc., the polymerization technique of the water-absorbing resin of synthesizing series is comparatively simple, and product has higher water absorption and good water retention property usually.Water-absorbing resin, according to the difference of its purposes, has different service time usually.Such as, when water-absorbing resin uses as building loss circulation material, require that nature is that degradation speed is slow for it, water retention property is strong; When water-absorbing resin uses as disposable product, require that nature is that degradation speed is fast for it, the time is short.Therefore, the degradation property of water-absorbing resin is the comparatively popular research topic in this area always.The degraded of plastics of the prior art mostly adopts natural soils to bury or microbial degradation, and the degradation time of these ways is all longer, and degradation time is uncontrollable in other words.
Summary of the invention
For the problem that the degradation time overcoming existing absorbing structure is longer, the invention provides a kind of have compared with strong absorptive energy and be easy to degrade the absorbing structure comprising absorber coatings.
The technical solution adopted for the present invention to solve the technical problems is: a kind of absorbing structure comprising absorber coatings, this absorbing structure from top to bottom comprises the easy degradation plastic film layer of liquid-adsorption layer, at least one deck that at least one deck permeable formation, at least one deck comprise absorber coatings, and permeable formation, liquid-adsorption layer and thin layer are hot-forming by the bar loop arranged at edge.
The Rotating fields of the easy water suction such as cotton fiber layer, wood fiber layer, paper fibrous layer, water conservation can be had between permeable formation and liquid-adsorption layer, also can have the Rotating fields of the easy water suction such as cotton fiber layer, wood fiber layer, paper fibrous layer, water conservation between liquid-adsorption layer and thin layer, absorber coatings is arranged on upper surface and/or the lower surface of liquid-adsorption layer.Permeable formation, liquid-adsorption layer and thin layer are degradable thermoplastic macromolecule material and make, the edge of permeable formation, liquid-adsorption layer and thin layer has the bar loop that width is the projection of 2-4mm, hot pressing die also has corresponding strip groove, when hot pressing die clamps above-mentioned permeable formation, liquid-adsorption layer and thin layer, under the hot pressing condition of 110-140 DEG C, permeable formation, liquid-adsorption layer and thin layer can be molded as one structure.The bottom surface of this absorbing structure is bonded with adhesive sticker bond pad or adhesive sticker adhesive strip, and described adhesive sticker surface is pasted with oils printed sheet or easily tore film.
Permeable formation center has ellipticity permeable membrane, and permeable membrane is fixedly connected with permeable formation, and the surface area ratio of permeable membrane and permeable formation is 1:(3-9); Permeable formation remainder has equally distributed through hole.
Comprise an absorbing structure for absorber coatings, described absorber coatings comprises following component:
Monomer A 80-85%;
Monoene unsaturated monomer B 5-10%;
There is the unsaturated monomer C 3-7% of anti-salt property;
Cross-linking monomer D 1-3%;
Wherein, A is unsaturated acids or unsaturated hydrochlorate, be specially: the mixture of a kind of, two kinds or three kinds in 2-methyl-acrylic acid, the acid of 2-methyl-butene, acrylic acid, methacrylic acid, sodium acrylate, Sodium methacrylate., acrylamide, Methacrylamide, 2-(Acryloyloxy)ethanol, hydroxyethyl methylacrylate, preferred 2-methyl-acrylic acid;
B is one or both mixture in the own interior phthalein amine of N vinyl pyrrolidene or N-vinyl, and described mixing match is 1:1;
C is sulfoethyl methacrylate or unsaturated sulfonic acid, and unsaturated sulfonic acid is specially: vinyl sulfonic acid or allyl sulphonic acid;
D is the one in glycol diacrylate, Ethylene glycol diglycidyl ether, polyethyleneglycol diglycidylether or propylene glycol diacrylate; Can also be polyethyleneglycol diacrylate, different according to its molecular weight, can PEGDA200, PEGDA400, PEGDA600, PEGDA1000 be divided into;
The preparation method of above-mentioned absorber coatings is as follows: prepare material by above-mentioned formula; under 40-80 DEG C of nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 0.8-2h; add A, B, C, D, the initiator of organic solution five kinds of mixture gross mass 0.001-0.009%, the antioxidant of 0.002-0.004% and the stabilizing agent of 0.001-0.003% in a kettle., continue to be stirred to viscous consistency and namely obtain absorber coatings solution.This absorber coatings solution directly can be coated in the arbitrary surfaces of permeable formation, liquid-adsorption layer and thin layer, dries under 40-60 DEG C of condition, by close for absorbing structure wrapper.This absorber coatings solution also can further convection drying, be ground into tiny Absorbable rod granule; During use by this Absorbable rod Granular composite in a binder, then the binding agent being dispersed with Absorbable rod granule is coated in the arbitrary surfaces of permeable formation, liquid-adsorption layer and thin layer with coating way, dries close wrapper.Above-mentioned Absorbable rod granule also can directly load in the pouch that water-absorption fiber makes, and is then sticked between permeable formation and liquid-adsorption layer or between liquid-adsorption layer and thin layer by above-mentioned pouch.
The mass concentration of the aqueous solution of A, B, C or D component described in the above-mentioned absorbing structure comprising absorber coatings is 10-50%; Organic solution is the mixed liquor of methanol, ethanol or acetone and water, and wherein, the ratio of organic solution and A, B, C, D quality sum is (4-7): 1, and the percentage by weight of water in organic solution is 5-12%.
Further, described antioxidant is citric acid or Ammonium persulfate., and initiator is azo diisobutyl amidine hydrochlorate, and stabilizing agent is tetramethylolmethane or xylitol.
Comprise an absorbing structure for absorber coatings, this absorber coatings also comprises ultraviolet light generated base alkaline agent component E, and the content of E is the 0.1-1% of A, B, C and D gross mass, and the structural formula of preferred 0.4-0.8%, E is as follows:
The preparation method of the absorber coatings of described Photobase generator component E is as follows: prepare following component: monomer A 80-85%; Monoene unsaturated monomer B 5-10%; There is the unsaturated monomer C 3-7% of anti-salt property; Cross-linking monomer D 1-3%; Under 40-80 DEG C of nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 0.8-2h; add the ultraviolet light generated base alkaline agent component E of the stabilizing agent of the initiator of A, B, C, D mixture gross mass 0.001-0.009%, the antioxidant of 0.002-0.004% and 0.001-0.003%, 0.1-1% in a kettle., continue to be stirred to viscous consistency and namely obtain degradable absorber coatings solution.This degradable absorber coatings solution directly can be coated in the arbitrary surfaces of permeable formation, liquid-adsorption layer and thin layer, then 40-60 DEG C, containing drying under ultraviolet condition, absorbing structure being sealed dress and being wrapped in lighttight packaging.
The absorbing structure of the application can on the surface of permeable formation, liquid-adsorption layer or thin layer with bar shaped interval shape coating absorber coatings and the absorber coatings (i.e. degradable absorber coatings) containing Photobase generator component E.
Because the macromolecule water absorbent material in absorber coatings contains a large amount of carboxyl, therefore when absorbing structure does not expose in daylight conditions (when product is not sealed off), absorbing structure has good absorbent properties, above-mentioned component E is in non-excited state, when absorbing structure is exposed under ultraviolet light or sunshine condition (product is sealed off and abandoned within a certain period of time), the irradiation that the absorber coatings with above-mentioned ultraviolet light generated base alkaline agent component E is subject to ultraviolet light produces alkaline matter gradually, thus make macromolecule swell layer in absorber coatings when absorbing urine or other body fluid, start progressively to degrade, when absorbing structure departs from human body (when namely being abandoned by human body), it will be subject to the irradiation of ultraviolet light in larger scope, now degradation speed reaches maximum until this absorbing structure is degradable.
Absorber coatings in the present invention comprises two kinds, the first is the absorber coatings not containing Photobase generator component E, the second is the absorber coatings (or being called degradable absorber coatings) containing Photobase generator component E, and the second with the addition of Photobase generator component E than in the first component more.Therefore, do not specialize absorber coatings be absorber coatings containing Photobase generator component E or be called degradable absorber coatings time, described absorber coatings is the first.
Beneficial effect: a kind of absorbing structure comprising absorber coatings that the present invention relates to is comparatively simple, can carry out the Rotating fields change of being correlated with according to actual needs; The absorber coatings that absorbing structure has has stronger absorption function for the body fluid such as sweat, urine, and the absorber coatings containing Photobase generator can, in the degraded controlling absorber coatings according to the power of extraneous ultraviolet condition, be suitable for applying.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the embodiment of the present invention one;
Fig. 2 is the cross-sectional view of the embodiment of the present invention two;
In figure, 1. permeable formation, 2. paper fibrous layer, 3. liquid-adsorption layer, 4. cotton fiber layer, 5. thin layer, 6. adhesive sticker bond pad, 7. easily tore film, 8. wood fiber layer, 9. adhesive sticker adhesive strip, 10. oils printed sheet.。
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be further described, " absorbing structure " as herein described refers to for gathering, interim retain or the device of absorbing fluid (blood, through liquid or urine), " absorbing structure " should be not limited to hospital gauze, adult-incontinence articles, bady's diaper, diaper and feminine hygiene products etc.
Embodiment one
A kind of absorbing structure comprising absorber coatings, the paper fibrous layer 2 that this absorbing structure from top to bottom comprises one deck permeable formation 1, two-layer average thickness is 1mm, two-layer liquid-adsorption layer 3, the average thickness comprising absorber coatings are natural cotton fiber layer 4, the easy degradation plastic film layer 5 of one deck of 1mm, permeable formation 1, liquid-adsorption layer 3 and thin layer 5 is hot-forming by the bar loop arranged at edge, and absorber coatings is arranged on upper surface and the lower surface of liquid-adsorption layer 1 and cotton fiber layer 4.Permeable formation 1, liquid-adsorption layer 3 and thin layer 5 are degradable thermoplastic macromolecule material and make, and the edge of permeable formation 1, liquid-adsorption layer 3 and thin layer 5 has the bar loop that width is the projection of 4mm.The bottom surface of this absorbing structure is bonded with adhesive sticker bond pad 6, and adhesive sticker bond pad 6 surface is pasted with easily tore film 7.
Above-mentioned absorbing structure permeable formation 1 center has ellipticity permeable membrane, and permeable membrane is fixedly connected with permeable formation 1, and the surface area ratio of permeable membrane and permeable formation 1 is 1:5; Permeable formation 1 remainder has equally distributed through hole.
Comprise an absorbing structure for absorber coatings, described absorber coatings comprises following component:
Monomer A 84%;
Monoene unsaturated monomer B 8%;
There is the unsaturated monomer C 6% of anti-salt property;
Cross-linking monomer D 2%;
Wherein, A is 2-methyl-acrylic acid; B configures gained according to mass ratio 1:1 in the own interior phthalein amine of N vinyl pyrrolidene and N-vinyl; C is sulfoethyl methacrylate; D is glycol diacrylate;
The preparation method of above-mentioned absorber coatings is as follows: under 40-80 DEG C of nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 2h; add A, B, C, D, the initiator of organic solution five kinds of mixture gross masses 0.009%, the antioxidant of 0.004% and the stabilizing agent of 0.003% in a kettle., continue to be stirred to viscous consistency and namely obtain absorber coatings solution.Above-mentioned absorber coatings solution is coated in upper surface and the lower surface of cotton liquid-adsorption layer.
Organic solution described in the above-mentioned absorbing structure comprising absorber coatings is the mixed liquor of methanol, second alcohol and water, wherein, the ratio of organic solution and A, B, C, D quality sum is 7:1, and the percentage by weight of water in organic solution is 12%, and the mass ratio of methanol and ethanol is 1:2.Antioxidant is citric acid, and initiator is azo diisobutyl amidine hydrochlorate, and stabilizing agent is xylitol.
Comprise an absorbing structure for absorber coatings, this absorber coatings also comprises ultraviolet light generated base alkaline agent component E, and the structural formula of E is as follows:
The preparation method of the absorber coatings of Photobase generator component E is as follows: under 60-80 DEG C of nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 2h; add the initiator of A, B, C, D mixture gross mass 0.009%, the antioxidant of 0.004% and the stabilizing agent of 0.003% in a kettle.; ultraviolet light generated base alkaline agent component E content is 0.8% of A, B, C and D gross mass, continues to be stirred to viscous consistency and namely obtains absorber coatings solution containing Photobase generator component E.The absorber coatings solution that gained contains Photobase generator component E can be coated on the lower surface of permeable formation 1, paper fibrous layer 2, liquid-adsorption layer 3 and plastic film layers 5.
Embodiment two
A kind of absorbing structure comprising absorber coatings, the wood fiber layer 8 that this absorbing structure from top to bottom comprises two-layer permeable formation 1, one deck average thickness is 1.5mm, two-layerly comprise the liquid-adsorption layer 3 of absorber coatings, two-layer natural cotton fiber layer 4, the easy degradation plastic film layer 5 of one deck, permeable formation 1, liquid-adsorption layer 3 and thin layer 5 is hot-forming by the bar loop arranged at edge.Absorber coatings is arranged on the upper surface of liquid-adsorption layer 3, wood fiber layer 8 and natural cotton fiber layer 4, permeable formation 1, liquid-adsorption layer 3 and thin layer 5 are degradable thermoplastic macromolecule material and make, the edge of permeable formation 1, liquid-adsorption layer 3 and thin layer 5 has the bar loop that width is the projection of 4mm, the bottom surface of this absorbing structure is bonded with adhesive sticker adhesive strip 9, and adhesive sticker adhesive strip 9 surface is pasted with oils printed sheet 10.The center of two-layer permeable formation 1 all has ellipticity permeable membrane, and permeable membrane is fixedly connected with permeable formation 1, and the surface area ratio of permeable membrane and permeable formation 1 is 1:4; Permeable formation 1 remainder has equally distributed through hole.
Comprise an absorbing structure for absorber coatings, described absorber coatings comprises following component:
Monomer A 83%;
Monoene unsaturated monomer B 9%;
There is the unsaturated monomer C 5% of anti-salt property;
Cross-linking monomer D 3%;
Wherein, A is the acid of 2-methyl-butene; B is N vinyl pyrrolidene; C is allyl sulphonic acid; D is PEGDA600 or polyethyleneglycol diglycidylether.
The preparation method of above-mentioned absorber coatings is as follows: under 50-80 DEG C of nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 2h; add A, B, C, D, the initiator of organic solution five kinds of mixture gross masses 0.008%, the antioxidant of 0.004% and the stabilizing agent of 0.003% in a kettle., continue to be stirred to viscous consistency and namely obtain absorber coatings solution.
Organic solution described in the above-mentioned absorbing structure comprising absorber coatings is the mixed liquor of second alcohol and water, and wherein, the ratio of organic solution and A, B, C, D quality sum is 7:1, and the percentage by weight of water in organic solution is 12%.Antioxidant is Ammonium persulfate., and initiator is azo diisobutyl amidine hydrochlorate, and stabilizing agent is tetramethylolmethane.
Comprise an absorbing structure for absorber coatings, this absorber coatings also comprises ultraviolet light generated base alkaline agent component E, and the structural formula of E is with embodiment one.
The preparation method of the absorber coatings containing Photobase generator component E is as follows: under 60-80 DEG C of nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 2h; add in a kettle. the initiator of A, B, C, D mixture gross mass 0.009%, the antioxidant of 0.004% and 0.003% stabilizing agent, ultraviolet light generated base alkaline agent component E content be 0.7% of A, B, C and D gross mass, continue to be stirred to viscous consistency and namely obtain absorber coatings solution containing Photobase generator component E.The absorber coatings solution that gained contains Photobase generator component E can be coated on the lower surface of permeable formation 1, liquid-adsorption layer 3, natural cotton fiber layer 4.
Based on preceding solution, as long as described A unsaturated acids or unsaturated hydrochlorate, be specially: the mixture of a kind of, two kinds or three kinds in 2-methyl-acrylic acid, the acid of 2-methyl-butene, acrylic acid, methacrylic acid, sodium acrylate, Sodium methacrylate., acrylamide, Methacrylamide, 2-(Acryloyloxy)ethanol, hydroxyethyl methylacrylate; As long as B N vinyl pyrrolidene or N-vinyl one or both mixture in oneself in phthalein amine, described mixing match is 1:1; As long as C sulfoethyl methacrylate or vinyl sulfonic acid or allyl sulphonic acid; As long as the one in D glycol diacrylate, Ethylene glycol diglycidyl ether, polyethyleneglycol diglycidylether or propylene glycol diacrylate; Or PEGDA200, PEGDA400, PEGDA600, PEGDA1000 all can realize object of the present invention.
Above, be only the embodiment utilizing this origination techniques content, the modification that any those skilled in the art use this creation to do, change, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (6)
1. one kind comprises the absorbing structure of absorber coatings, it is characterized in that: this absorbing structure from top to bottom comprises the easy degradation plastic film layer of liquid-adsorption layer, at least one deck that at least one deck permeable formation, at least one deck comprise absorber coatings, permeable formation, liquid-adsorption layer and thin layer are hot-forming by the bar loop arranged at edge.
2. a kind of absorbing structure comprising absorber coatings according to claim 1, is characterized in that: described permeable formation center has ellipticity permeable membrane, and permeable membrane is fixedly connected with permeable formation, the surface area ratio of permeable membrane and permeable formation is 1:(3-9); Permeable formation remainder has equally distributed through hole.
3. a kind of absorbing structure comprising absorber coatings according to claim 1, is characterized in that: described absorber coatings comprises following constituent content by mass fraction:
Monomer A 80-85%;
Monoene unsaturated monomer B 5-10%;
There is the unsaturated monomer C 3-7% of anti-salt property;
Cross-linking monomer D 1-3%;
Wherein, A is unsaturated acids or unsaturated hydrochlorate, is specially: the one in 2-methyl-acrylic acid, the acid of 2-methyl-butene, acrylic acid, methacrylic acid, sodium acrylate, Sodium methacrylate., acrylamide, Methacrylamide, 2-(Acryloyloxy)ethanol, hydroxyethyl methylacrylate;
B is one or both the mixture in the own interior phthalein amine of N vinyl pyrrolidene or N-vinyl, and described mixing match is 1:1;
C is sulfoethyl methacrylate or unsaturated sulfonic acid, and unsaturated sulfonic acid is specially: vinyl sulfonic acid or allyl sulphonic acid;
D is the one in glycol diacrylate, Ethylene glycol diglycidyl ether, polyethyleneglycol diglycidylether or propylene glycol diacrylate;
The preparation method of described absorber coatings is as follows: prepare material by above-mentioned formula; at 40-80 DEG C; under nitrogen protection condition; successively A, B, C, D are mixed in organic solution; stir 0.8-2h; add A, B, C, D, the initiator of organic solution five kinds of mixture gross mass 0.001-0.009%, the antioxidant of 0.002-0.004% and the stabilizing agent of 0.001-0.003% in a kettle., continue to be stirred to viscous consistency and namely obtain absorber coatings solution.
4. a kind of absorbing structure comprising absorber coatings according to claim 3, it is characterized in that: described organic solution is the mixed liquor of methanol, ethanol or acetone and water, wherein, the ratio of organic solution and A, B, C, D quality sum is (4-7): 1, and the percentage by weight of water in organic solution is 5-12%.
5. a kind of absorbing structure comprising absorber coatings according to claim 3, is characterized in that: described antioxidant is citric acid or Ammonium persulfate., initiator is azo diisobutyl amidine hydrochlorate, and stabilizing agent is tetramethylolmethane or xylitol.
6. a kind of absorbing structure comprising absorber coatings according to claim 3, it is characterized in that: described absorber coatings also comprises ultraviolet light generated base alkaline agent component E, the content of E is the 0.1-1% of A, B, C and D gross mass, and the structural formula of E is as follows
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Priority Applications (1)
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| CN201310441065.5A CN104434402B (en) | 2013-09-25 | 2013-09-25 | A kind of absorbing structure including absorber coatings |
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| CN104434402B CN104434402B (en) | 2017-11-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502121A (en) * | 2017-08-30 | 2017-12-22 | 浙江欧丽数码喷绘材料有限公司 | A kind of Weak solvent ink absorption coating and preparation method thereof |
| CN107573796A (en) * | 2017-08-30 | 2018-01-12 | 浙江欧丽数码喷绘材料有限公司 | A kind of Weak solvent ink absorption flame retardant coating and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5098970A (en) * | 1990-10-31 | 1992-03-24 | Phillips Petroleum Company | Superabsorbent crosslinked ampholytic ion pair copolymers |
| CN1446069A (en) * | 2000-08-11 | 2003-10-01 | 宝洁公司 | Improved topsheet contacting hydrous body tissues, and absorbent device using the topsheet |
| CN202637674U (en) * | 2012-06-26 | 2013-01-02 | 陕西远光高科技有限公司 | Retention needle/retention tube functional fixer |
-
2013
- 2013-09-25 CN CN201310441065.5A patent/CN104434402B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5098970A (en) * | 1990-10-31 | 1992-03-24 | Phillips Petroleum Company | Superabsorbent crosslinked ampholytic ion pair copolymers |
| CN1446069A (en) * | 2000-08-11 | 2003-10-01 | 宝洁公司 | Improved topsheet contacting hydrous body tissues, and absorbent device using the topsheet |
| CN202637674U (en) * | 2012-06-26 | 2013-01-02 | 陕西远光高科技有限公司 | Retention needle/retention tube functional fixer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502121A (en) * | 2017-08-30 | 2017-12-22 | 浙江欧丽数码喷绘材料有限公司 | A kind of Weak solvent ink absorption coating and preparation method thereof |
| CN107573796A (en) * | 2017-08-30 | 2018-01-12 | 浙江欧丽数码喷绘材料有限公司 | A kind of Weak solvent ink absorption flame retardant coating and preparation method thereof |
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| Publication number | Publication date |
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| CN104434402B (en) | 2017-11-03 |
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