CN104434402B - A kind of absorbing structure including absorber coatings - Google Patents
A kind of absorbing structure including absorber coatings Download PDFInfo
- Publication number
- CN104434402B CN104434402B CN201310441065.5A CN201310441065A CN104434402B CN 104434402 B CN104434402 B CN 104434402B CN 201310441065 A CN201310441065 A CN 201310441065A CN 104434402 B CN104434402 B CN 104434402B
- Authority
- CN
- China
- Prior art keywords
- absorber coatings
- layer
- absorbing structure
- permeable formation
- structure including
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
-
- 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
Landscapes
- 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 present invention relates to absorbent article preparing technical field, particularly a kind of absorbing structure including absorber coatings, the absorbent article includes adult-incontinence articles, bady's diaper, paper diaper and feminine hygiene products, the absorbing structure, which from top to bottom includes at least one layer of permeable formation, at least one layer, includes liquid-adsorption layer, at least one layer of degradable plastic film layers of absorber coatings, and permeable formation, liquid-adsorption layer and film layer are hot-forming by the bar loop set at edge.A kind of absorbing structure including absorber coatings of the present invention is relatively simple, and the Rotating fields change of correlation can be carried out according to actual needs；The absorber coatings having on absorbing structure have stronger absorption function, and the absorber coatings containing Photobase generator can control the degraded of absorber coatings according to the power of extraneous ultraviolet condition, suitable for popularization and application.
Description
Technical field
The present invention relates to absorbent article preparing technical field, particularly a kind of absorbing structure including absorber coatings is described
Absorbent article includes adult-incontinence articles, bady's diaper, paper diaper and feminine hygiene products.
Background technology
In recent years, application of the water-absorbing resin product in terms of physiological hygiene articles for use is extremely wide, such as disposable paper diaper (or
Paper diaper), incontinence piece, sweat-absorbing underwear, sanitary napkin etc..Water-absorbing resin is a kind of new functional macromolecule material, and it has hydrophilic
Group, can be by absorbing moisture and the moisture that moisture does not outflow or slow control release absorbs can be kept by being swelled, water imbibition
The super-strong moisture absorbing ability and water holding capacity of resin cause the lighting, miniaturization, comfortable significantly of its product in terms of physiological hygiene
Change, eliminate many worries of people.
Common water-absorbing resin mainly has natural cotton fiber, wood-fibred, a paper fiber, starch-grafted acrylonitrile hydrolysis substance,
The saponification resultant of ethyl acetate-acrylic ester copolymer；Carboxymethyl cellulose crosslinked material, the hydrolysate of acrylonitrile copolymer or
Cross-linking products of these products etc..It is other that the water-absorbing resin reported in the prior art can be largely divided into following three major types：Synthesis
The serial water-absorbing resin of serial water-absorbing resin, starch and the serial water-absorbing resin of cellulose, wherein, the water-absorbing resin research of synthesis series
It is more wide in range, species is more, mainly there is polypropylene nitrile, polyvinyl alcohol, polyacrylamide, polyacrylic etc., close
Polymerization technique into the water-absorbing resin of series is relatively simple, and product generally has higher water absorption and preferable water retention property.
Water-absorbing resin is according to the difference of its purposes, it will usually have different use times.Such as, when water-absorbing resin is used as building leak stopping material
Material is in use, require that nature is that degradation speed is slow for it, water retention property is strong；When water-absorbing resin is used as disposable product
When, it is that degradation speed is fast that nature is required for it, and the time is short.Therefore, the degradation property of water-absorbing resin be always this area more
Popular research topic.The degraded of plastics of the prior art is mostly buried or microbial degradation using natural soils, and these are done
The degradation time of method is all longer, and degradation time is uncontrollable in other words.
The content of the invention
To overcome the problem of degradation time of existing absorbing structure is longer, the present invention provides a kind of with compared with strong absorptive
And can be easy to degraded includes the absorbing structure of absorber coatings.
The technical solution adopted for the present invention to solve the technical problems is：A kind of absorbing structure including absorber coatings, should
Absorbing structure from top to bottom includes at least one layer of permeable formation, at least one layer of liquid-adsorption layer including absorber coatings, at least one layer of easily drop
Plastic film layers are solved, permeable formation, liquid-adsorption layer and film layer are hot-forming by the bar loop set at edge.
There can be hygroscopic, water conservation the layer knots such as cotton fiber layer, wood-fibred layer, paper fiber layer between permeable formation and liquid-adsorption layer
Structure, can also there is hygroscopic, water conservation the Rotating fields such as cotton fiber layer, wood-fibred layer, paper fiber layer between liquid-adsorption layer and film layer,
Absorber coatings are arranged on upper surface and/or the lower surface of liquid-adsorption layer.Permeable formation, liquid-adsorption layer and film layer are degradable thermoplastic
Property high polymer material be made, the edge of permeable formation, liquid-adsorption layer and film layer has the raised bar loop that width is 2-4mm,
Also there is corresponding strip groove on hot pressing die, when hot pressing die clamps above-mentioned permeable formation, liquid-adsorption layer and film layer,
Under 110-140 DEG C of hot pressing condition, permeable formation, liquid-adsorption layer and film layer can be molded as one structure.The bottom of the absorbing structure
Face is bonded with adhesive sticker bond pad or adhesive sticker adhesive strip, and the 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, the table of permeable membrane and permeable formation
Area ratio is 1:（3-9）；Permeable formation remainder has equally distributed through hole.
A kind of absorbing structure including absorber coatings, the absorber coatings include following component：
Monomer A 80-85%；
Monoene unsaturated monomer B 5-10%；
Unsaturated monomer C 3-7% with anti-salt property；
Cross-linking monomer D 1-3%；
Wherein, A is unsaturated acids or unsaturated hydrochlorate, is specially：2- methyl-acrylic acids, 2- methyl-butenes acid, propylene
Acid, methacrylic acid, PAA, Sodium methacrylate, acrylamide, Methacrylamide, hydroxy-ethyl acrylate, methyl-prop
The mixture of one kind in olefin(e) acid hydroxyl ethyl ester, two kinds or three kinds, preferably 2- methyl-acrylic acids；
B is N vinyl pyrrolidene or N- vinyl one or both of phthalein amine mixture in oneself, and the mixing is matched somebody with somebody
Than for 1:1；
C is sulfoethyl methacrylate or unsaturated sulfonic acid, and unsaturated sulfonic acid is specially：Vinyl sulfonic acid or pi-allyl sulphur
Acid；
D is glycol diacrylate, ethylene glycol diglycidylether, polyethyleneglycol diglycidylether or DPG
One kind in diacrylate；Can also be polyethyleneglycol diacrylate, it is different according to its molecular weight, it can be divided into
PEGDA200、PEGDA400、PEGDA600、 PEGDA1000；
The preparation method of above-mentioned absorber coatings is as follows：Prepare material by above-mentioned formula, in 40-80 DEG C of nitrogen protective condition
Under, A, B, C, D are mixed in organic solution successively, 0.8-2h is stirred, A, B, C, D, organic solution five are added in a kettle.
Plant the stabilization of mixture gross mass 0.001-0.009% initiator, 0.002-0.004% antioxidant and 0.001-0.003%
Agent, continues stirring to viscous consistency and produces absorber coatings solution.The absorber coatings solution can be applied directly to permeable formation, liquid-adsorption layer
With the arbitrary surfaces of film layer, dried under the conditions of 40-60 DEG C, by the close wrapper of absorbing structure.The absorber coatings solution
Also can further convection drying, be ground into tiny absorbable particle；It is when using that the absorbable particle is scattered in a binder,
Then the binding agent for being dispersed with absorbable particle is coated in any table of permeable formation, liquid-adsorption layer and film layer with coating way
Face, dries close wrapper.Above-mentioned absorbable particle can be also directly loadable into the pouch that water-absorption fiber is made, then will be above-mentioned
Pouch is sticked between permeable formation and liquid-adsorption layer or between liquid-adsorption layer and film layer.
The mass concentration of the aqueous solution of A, B, C or D component described in the above-mentioned absorbing structure including absorber coatings is 10-
50%；Organic solution is the mixed liquor of methanol, ethanol or acetone and water, wherein, organic solution and A, B, C, D quality sum
Ratio be（4-7）：1, percentage by weight of the water in organic solution is 5-12%.
Further, described antioxidant is citric acid or ammonium persulfate, and initiator is azo diisobutyl amidine hydrochloride, surely
Agent is determined for pentaerythrite or xylitol.
A kind of absorbing structure including absorber coatings, the absorber coatings also include ultraviolet Photobase generator component E, E content
For the 0.1-1% of A, B, C and D gross mass, preferably 0.4-0.8%, E structural formula is as follows：
The preparation method of the absorber coatings of the Photobase generator component E is as follows：Prepare following component：Monomer A 80-85%；
Monoene unsaturated monomer B 5-10%；Unsaturated monomer C 3-7% with anti-salt property；Cross-linking monomer D 1-3%；In 40-80
Under DEG C nitrogen protective condition, A, B, C, D are mixed in organic solution successively, 0.8-2h is stirred, add in a kettle. A, B,
The stabilization of C, D mixture gross mass 0.001-0.009% initiator, 0.002-0.004% antioxidant and 0.001-0.003%
Agent, 0.1-1% ultraviolet Photobase generator component E, continue stirring to viscous consistency and produce degradable absorber coatings solution.This can
Degradation-type absorber coatings solution can be applied directly to the arbitrary surfaces of permeable formation, liquid-adsorption layer and film layer, then 40-60 DEG C,
Without being dried under the conditions of ultraviolet, absorbing structure sealing dress is wrapped in lighttight packaging.
The absorbing structure of the application can be absorbed on the surface of permeable formation, liquid-adsorption layer or film layer with the coating of bar shaped interval shape to be applied
Layer and the absorber coatings containing Photobase generator component E（That is degradable absorber coatings）.
Because the macromolecule water absorbent material in absorber coatings contains a large amount of carboxyls, therefore when absorbing structure is not exposed to daylight
Under the conditions of when（When i.e. product is not sealed off）, absorbing structure has a preferable absorbent properties, and above-mentioned component E is in unexcited state,
When absorbing structure is under ultraviolet light or sunshine condition（I.e. product is sealed off and abandoned within a certain period of time）, with upper
The absorber coatings for stating ultraviolet Photobase generator component E are gradually produced alkaline matter by the irradiation of ultraviolet light, are applied so that absorbing
Macromolecule swell layer in layer starts progressively to degrade when absorbing urine or other body fluid, when absorbing structure departs from human body（I.e.
When being abandoned by human body）, it will be irradiated by ultraviolet light in larger scope, and now degradation speed reaches maximum until the absorption knot
Structure is degradable.
Absorber coatings in the present invention include two kinds, and the first is free from Photobase generator component E absorber coatings, second
It is the absorber coatings containing Photobase generator component E to plant（Or be degradable absorber coatings）, second than in the first component
It with the addition of Photobase generator component E more.Therefore, do not specialize absorber coatings be the absorber coatings containing Photobase generator component E or
Referred to as degradable absorber coatings when, described absorber coatings are the first.
Beneficial effect：A kind of absorbing structure including absorber coatings of the present invention is relatively simple, can be according to actual need
Carry out the Rotating fields change of correlation；The absorber coatings having on absorbing structure have stronger for body fluid such as sweat, urines
Absorption function, the absorber coatings containing Photobase generator can control the degraded of absorber coatings according to the power of extraneous ultraviolet condition,
Suitable for popularization and application.
Brief description of the drawings
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 formations, 2. paper fibers layer, 3. liquid-adsorption layers, 4. cotton fibers layer, 5. film layers, 6. adhesive sticker bond pads,
7. easily tore film, 8. wood-fibreds layer, 9. adhesive sticker adhesive strips, 10. oils printed sheets..
Embodiment
With reference to specific embodiment, the present invention will be further described, and " absorbing structure " as described herein refers to be used to adopt
Collection, interim reservation absorb liquid（Blood, through liquid or urine）Device, should " absorbing structure " be not limited to hospital gauze,
Adult-incontinence articles, bady's diaper, paper diaper and feminine hygiene products etc..
Embodiment one
A kind of absorbing structure including absorber coatings, the absorbing structure from top to bottom includes one layer of permeable formation 1, is averaged for two layers
Paper fiber that thickness is 1mm layer 2, include for two layers natural cotton fiber layer 4 that liquid-adsorption layer 3, the average thickness of absorber coatings are 1mm,
One layer of degradable plastic film layers 5, permeable formation 1, liquid-adsorption layer 3 and film layer 5 are hot pressed into by the bar loop set at edge
Type, absorber coatings are arranged on the upper and lower surface of liquid-adsorption layer 1 and cotton fiber layer 4.Permeable formation 1, liquid-adsorption layer 3 and film layer 5
It is that degradable thermoplastic macromolecule material is made, there is width to be 4mm at the edge of permeable formation 1, liquid-adsorption layer 3 and film layer 5
Raised bar loop.The bottom surface of the absorbing structure is bonded with adhesive sticker bond pad 6, and the surface of adhesive sticker bond pad 6 is pasted with
Easily tore film 7.
The above-mentioned center of absorbing structure permeable formation 1 has ellipticity permeable membrane, and permeable membrane is fixedly connected with permeable formation 1, infiltration
The surface area ratio of film and permeable formation 1 is 1:5；The remainder of permeable formation 1 has equally distributed through hole.
A kind of absorbing structure including absorber coatings, the absorber coatings include following component：
Monomer A 84%；
Monoene unsaturated monomer B 8%；
Unsaturated monomer C 6% with anti-salt property；
Cross-linking monomer D 2%；
Wherein, A is 2- methyl-acrylic acids；B is for N vinyl pyrrolidene and N- vinyl according to quality in oneself interior phthalein amine
Than 1:1 configuration gained；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 protective condition, A, B, C, D are mixed successively
In organic solution, 2h is stirred, A, B, C, D, organic solution five kinds of mixture gross masses 0.009% are added in a kettle. and are drawn
Agent, 0.004% antioxidant and 0.003% stabilizer are sent out, continues stirring to viscous consistency and produces absorber coatings solution.Will be above-mentioned
Absorber coatings solution is coated in the upper and lower surface of cotton liquid-adsorption layer.
Organic solution described in the above-mentioned absorbing structure including absorber coatings is methanol, the mixed liquor of second alcohol and water, its
In, the ratio of organic solution and A, B, C, D quality sum is 7：1, percentage by weight of the water in organic solution is 12%,
The mass ratio of methanol and ethanol is 1:2.Antioxidant is citric acid, and initiator is azo diisobutyl amidine hydrochloride, and stabilizer is
Xylitol.
A kind of absorbing structure including absorber coatings, the absorber coatings also include ultraviolet Photobase generator component E, E structure
Formula is as follows：
The preparation method of Photobase generator component E absorber coatings is as follows：Under 60-80 DEG C of nitrogen protective condition, successively will
A, B, C, D are mixed in organic solution, stir 2h, and the initiation of A, B, C, D mixture gross mass 0.009% is added in a kettle.
Agent, 0.004% antioxidant and 0.003% stabilizer, ultraviolet Photobase generator component E contents are A, B, C and D gross mass
0.8%, continue stirring to viscous consistency and produce the absorber coatings solution containing Photobase generator component E.Gained contains Photobase generator group
The lower surface of permeable formation 1, paper fiber layer 2, liquid-adsorption layer 3 and plastic film layers 5 can be coated on by dividing E absorber coatings solution.
Embodiment two
A kind of absorbing structure including absorber coatings, the absorbing structure from top to bottom include two layers permeable formation 1, one layer it is average
Thickness for 1.5mm wood-fibred layer 8, include for two layers the liquid-adsorption layer 3 of absorber coatings, two layers natural cotton fiber layer 4, one layer it is degradable
Plastic film layers 5, permeable formation 1, liquid-adsorption layer 3 and film layer 5 are hot-forming by the bar loop set at edge.Absorber coatings
The upper surface of liquid-adsorption layer 3, wood-fibred layer 8 and natural cotton fiber layer 4 is arranged on, permeable formation 1, liquid-adsorption layer 3 and film layer 5 are can
The thermoplastic macromolecule material of degraded is made, and the edge of permeable formation 1, liquid-adsorption layer 3 and film layer 5 has the projection that width is 4mm
Bar loop, the bottom surface of the absorbing structure is bonded with adhesive sticker adhesive strip 9, and the surface of adhesive sticker adhesive strip 9 is pasted with oils printed sheet
10.The center of two layers of permeable formation 1 is respectively provided with ellipticity permeable membrane, and permeable membrane is fixedly connected with permeable formation 1, permeable membrane and permeable formation
1 surface area ratio is 1:4；The remainder of permeable formation 1 has equally distributed through hole.
A kind of absorbing structure including absorber coatings, the absorber coatings include following component：
Monomer A 83%；
Monoene unsaturated monomer B 9%；
Unsaturated monomer C 5% with anti-salt property；
Cross-linking monomer D 3%；
Wherein, A is 2- methyl-butenes acid；B is N vinyl pyrrolidene；C is allyl sulphonic acid；D be PEGDA600 or
Polyethyleneglycol diglycidylether.
The preparation method of above-mentioned absorber coatings is as follows：Under 50-80 DEG C of nitrogen protective condition, A, B, C, D are mixed successively
In organic solution, 2h is stirred, A, B, C, D, organic solution five kinds of mixture gross masses 0.008% are added in a kettle. and are drawn
Agent, 0.004% antioxidant and 0.003% stabilizer are sent out, continues stirring to viscous consistency and produces absorber coatings solution.
Organic solution described in the above-mentioned absorbing structure including absorber coatings is the mixed liquor of second alcohol and water, wherein, have
The ratio of machine solution and A, B, C, D quality sum is 7：1, percentage by weight of the water in organic solution is 12%.Antioxidant
For ammonium persulfate, initiator is azo diisobutyl amidine hydrochloride, and stabilizer is pentaerythrite.
A kind of absorbing structure including absorber coatings, the absorber coatings also include ultraviolet Photobase generator component E, E structure
Formula be the same as Example one.
The preparation method of absorber coatings containing Photobase generator component E is as follows：Under 60-80 DEG C of nitrogen protective condition, according to
It is secondary that A, B, C, D are mixed in organic solution, 2h is stirred, A, B, C, D mixture gross mass 0.009% is added in a kettle.
Initiator, 0.004% antioxidant and 0.003% stabilizer, ultraviolet Photobase generator component E contents are A, B, C and D gross mass
0.7%, continue stirring to viscous consistency and produce the absorber coatings solution containing Photobase generator component E.Gained contains Photobase generator group
Permeable formation 1, liquid-adsorption layer 3, the lower surface of natural cotton fiber layer 4 can be coated on by dividing E absorber coatings solution.
Based on preceding solution, as long as the A unsaturated acids or unsaturated hydrochlorate, are specially：2- methyl-propens
Acid, 2- methyl-butenes acid, acrylic acid, methacrylic acid, PAA, Sodium methacrylate, acrylamide, methacryl
The mixture of one kind in amine, hydroxy-ethyl acrylate, hydroxyethyl methacrylate, two kinds or three kinds；As long as B N- vinyl
Adjoin pyrrolidone or N- vinyl one or both of phthalein amine mixture in oneself, the mixing match is 1:1；As long as C methyl
Sulfoethyl acrylate or vinyl sulfonic acid or allyl sulphonic acid；As long as D glycol diacrylates, ethylene glycol diglycidyl
One kind in ether, polyethyleneglycol diglycidylether or propylene glycol diacrylate；Either PEGDA200, PEGDA400,
The purpose of the present invention can be achieved in PEGDA600, PEGDA1000.
Described above, only using the embodiment of this origination techniques content, any those skilled in the art use this wound
Make done modifications and changes, all belong to the scope of the claims of this creation opinion, and be not limited to those disclosed embodiments.
Claims (4)
1. a kind of absorbing structure including absorber coatings, it is characterized in that：The absorbing structure from top to bottom includes at least one layer of infiltration
Layer, at least one layer include liquid-adsorption layer, at least one layer of degradable plastic film layers, permeable formation, liquid-adsorption layer and film of absorber coatings
Layer is hot-forming by the bar loop set at edge, and the absorber coatings include following constituent content as mass fraction
：Monomer A 80-85%；Monoene unsaturated monomer B 5-10%；Unsaturated monomer C 3-7% with anti-salt property；
Cross-linking monomer D 1-3%；Wherein, A is unsaturated acids or unsaturated hydrochlorate, is specially：2- methyl-acrylic acid, 2-
Methyl-butenoic acid, acrylic acid, methacrylic acid, PAA, Sodium methacrylate, acrylamide, Methacrylamide,
One kind in hydroxy-ethyl acrylate, hydroxyethyl methacrylate；B is N vinyl pyrrolidene or N- vinyl phthalein in oneself
The mixture of one or both of amine, the mixing match is 1:1 ；C is sulfoethyl methacrylate or unsaturated sulphur
Acid, unsaturated sulfonic acid is specially：Vinyl sulfonic acid or allyl sulphonic acid；D is glycol diacrylate, ethylene glycol two contracts
One kind in water glycerin ether, polyethyleneglycol diglycidylether or propylene glycol diacrylate；The absorber coatings are also wrapped
The content for including ultraviolet Photobase generator component E, E is the 0.1-1% of A, B, C and D gross mass, and E structural formula is as follows
The preparation method of the absorber coatings is as follows：Prepare material by above-mentioned formula, under 40-80 DEG C, nitrogen protective condition,
A, B, C, D are mixed in organic solution successively, 0.8-2h is stirred, A, B, C, D, organic solution five are added in a kettle.
Plant mixture gross mass 0.001-0.009% initiator, 0.002-0.004% antioxidant and 0.001-0.003%
Stabilizer, continues stirring to viscous consistency and produces absorber coatings solution.
2. a kind of absorbing structure including absorber coatings according to claim 1, it is characterized in that：In the permeable formation
The heart 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.
3. a kind of absorbing structure including absorber coatings according to claim 1, it is characterized in that：The organic solution
For methanol, ethanol or acetone and the mixed liquor of water, wherein, the ratio of organic solution and A, B, C, D quality sum is
（4-7）：1, percentage by weight of the water in organic solution is 5-12%.
4. a kind of absorbing structure including absorber coatings according to claim 1, it is characterized in that：The antioxidant is
Citric acid or ammonium persulfate, initiator are azo diisobutyl amidine hydrochloride, and stabilizer is pentaerythrite or xylitol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310441065.5A CN104434402B (en) | 2013-09-25 | 2013-09-25 | A kind of absorbing structure including absorber coatings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310441065.5A CN104434402B (en) | 2013-09-25 | 2013-09-25 | A kind of absorbing structure including absorber coatings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104434402A CN104434402A (en) | 2015-03-25 |
| CN104434402B true CN104434402B (en) | 2017-11-03 |
Family
ID=52881679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310441065.5A Expired - Fee Related CN104434402B (en) | 2013-09-25 | 2013-09-25 | A kind of absorbing structure including absorber coatings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104434402B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104434402A (en) | 2015-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11672710B2 (en) | Absorbent article with multi-layer folded absorbent core | |
| RU2625434C2 (en) | Uniform absorbing structures containing absorbent core and/or absorption layer and distribution for absorbing articles | |
| TW589337B (en) | The self-supporting apertured sheets, the method of manufacture of the same and the wound dressings comprising the same | |
| TWI488660B (en) | Absorbent sheet structure | |
| CN1214773C (en) | Absorbent product | |
| JP5396472B2 (en) | Water absorption sheet | |
| JP2003290290A (en) | Absorbent structure, its production process, and absorbent article comprising said absorbent structure | |
| HU222066B1 (en) | Absorbent article having a sustained acquisition rate capability upon absorbing multiple discharges of aqueous body fluids | |
| WO2010004895A1 (en) | Water absorbing sheet composite | |
| EP0096976A2 (en) | Absorbent panel suitable for use in absorbent products and process for its production | |
| CN105829469A (en) | Hot melt adhesive | |
| NZ198139A (en) | Absorbent-immobilizing compositions containing a polymer,a liquid polyhydroxy organic compound,and optionally a blowing agent | |
| KR20010052648A (en) | Absorbent structures coated with foamed superabsorbent polymer | |
| CN1236123C (en) | Nonwoven fabric material with adhesive and pore | |
| TW201134505A (en) | Water-absorbable sheet structure | |
| JP7244523B2 (en) | Absorbent sheet and absorbent article containing the same | |
| CN104434402B (en) | A kind of absorbing structure including absorber coatings | |
| JPS6099180A (en) | Aqueous tackifier composition | |
| US6569274B1 (en) | Sealable nonwoven web | |
| JP2002224161A (en) | Water absorbing article | |
| CN1852692B (en) | Absorptive article | |
| JP2007262309A (en) | Polymer gel, composition for producing the gel, and adhesive tape | |
| JP4912159B2 (en) | Adhesive composition for skin application and skin application material | |
| JP4073508B2 (en) | Water-absorbing composite and water-absorbing article | |
| TW201900702A (en) | Water absorbent resin and method of producing the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171103 Termination date: 20180925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |