CN107984813A - A kind of double-deck perforation absorbing material of sanitary napkin - Google Patents

A kind of double-deck perforation absorbing material of sanitary napkin Download PDF

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Publication number
CN107984813A
CN107984813A CN201711469506.7A CN201711469506A CN107984813A CN 107984813 A CN107984813 A CN 107984813A CN 201711469506 A CN201711469506 A CN 201711469506A CN 107984813 A CN107984813 A CN 107984813A
Authority
CN
China
Prior art keywords
perforation
double
absorbing material
sanitary napkin
wood pulp
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.)
Pending
Application number
CN201711469506.7A
Other languages
Chinese (zh)
Inventor
张维军
李忠勉
吴军
金彤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Kawada Hygienic Product Co Ltd
Original Assignee
Guangdong Kawada Hygienic Product Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Kawada Hygienic Product Co Ltd filed Critical Guangdong Kawada Hygienic Product Co Ltd
Priority to CN201711469506.7A priority Critical patent/CN107984813A/en
Publication of CN107984813A publication Critical patent/CN107984813A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/47Sanitary towels, incontinence pads or napkins
    • A61F13/472Sanitary towels, incontinence pads or napkins specially adapted for female use
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/60Liquid-swellable gel-forming materials, e.g. super-absorbents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/02Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/10Next to a fibrous or filamentary layer
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530007Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made from pulp

Abstract

The invention discloses a kind of sanitary napkin bilayer perforation absorbing material,The sanitary napkin includes the precoat by stacking gradually from top to bottom,Guide layer,Absorbed layer,Protect counterdie,Gum release liners and coating,Structural adhesive layer is provided between above-mentioned neighboring layers,Absorbed layer initiative uses double-deck perforation absorbing material,Using double-layer structure,That is upper strata wood pulp and hot-melt short fiber mixing,Lower floor is by SAF,Wood pulp cellulose and hot-melt short fiber mode,Pass through heat pressing process one-pass molding,Bilayer perforation absorbing material is provided with the air hole of evenly distributed perforation,Since SAF is fibre morphology,In the production and use process,It is not easy to shift,Separate out and discrete,This environmentally friendly and health brings positive influences,And when to material perforation processing,SAP particulate matters are not had to drop,Both environmental protection had been reached and had reduced and wasted,The gas permeability of product can be greatly promoted again.

Description

A kind of double-deck perforation absorbing material of sanitary napkin
Technical field
The present invention relates to a kind of amenities, more particularly to a kind of double-deck perforation absorbing material for sanitary napkin.
Background technology
With economic development and improvement of living standards, consumption demand of the people to disposable sanitary articles is more next more. Reaching its maturity and opening with consumption idea at the same time, consumer is desirable for more comfortable ventilating and the product of safety.
Common sanitary napkin uses the mode of wood pulp or dust-free paper mixing super absorbent resin SAP as absorbing material, due to SAP is particle shape, and during sanitary napkin use, particulate matter is transferred to product surface easily by surface layer, and SAP's is main Component is Sodium Polyacrylate salt material, is formed by chemical process, has certain proportion monomer residue, into gel after water suction Shape, if being transferred to human body surface or internal, can bring potential security risk to consumer.
In addition in process of production, SAP easily drops, is discrete the absorbing material containing SAP, and environment can be polluted, Operating personnel's also easy foreign-body aspiration, damages health, while also result in larger waste.
The content of the invention
In view of the consideration of factors above, invention SAF substitutes the mode of SAP, by with wood pulp and staple fiber New sanitary napkin absorbing material is made by mixing into.Since SAF is fibre morphology, in the production and use process, it is not easy to turn Move, separate out and discrete, this environmentally friendly and health brings positive influences.
As above, since SAF is fibre morphology, when to material perforation processing, SAP particulate matters are not had and are dropped, were both reached Environmental protection and reduction waste, and can greatly promote the gas permeability of product.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of sanitary napkin includes precoat, the water conservancy diversion by stacking gradually from top to bottom with double-deck perforation absorbing material, the sanitary napkin Layer, absorbed layer, protect counterdie, gum release liners and coating, and structural adhesive layer, the absorbed layer are provided between above-mentioned neighboring layers Using bilayer perforation absorbing material, using double-layer structure, i.e. upper strata is wood pulp layer, is mixed with wood pulp and hot-melt short fiber, under Layer is SAF mixing wood pulp layers, by SAF, wood pulp cellulose and hot-melt short fiber mode, passes through heat pressing process one-pass molding.
The double-deck perforation absorbing material is provided with the air hole of evenly distributed perforation.
The percentage by weight that the SAF accounts for the lower floor SAF mixing wood pulp layers of the double-deck perforation absorbing material is 60-80%, The percentage by weight of the lower floor SAF mixing wood pulp layers of double-deck perforation absorbing material shared by the wood pulp cellulose is 12-37%, institute The percentage by weight for stating the lower floor SAF mixing wood pulp layers of double-deck perforation absorbing material shared by hot-melt short fiber is 3-8%.
The percentage by weight that the wood pulp accounts for the upper strata wood pulp layer of the double-deck perforation absorbing material is 92-97%, the heat The percentage by weight of the upper strata wood pulp layer of double-deck perforation absorbing material is 3-8% shared by fusibleness staple fiber.
The thickness of the double-deck perforation absorbing material is 0.5-3 millimeters, and grammes per square metre is that weight is 80-300 grams/m.
The arrangement density of the air hole is 5-30/square centimeter.
The water absorbent rate of the double-deck perforation absorbing material is 20-45 times.
The air penetrability of the double-deck perforation absorbing material is more than 800mm/s.
The beneficial effects of the invention are as follows:A kind of sanitary napkin of the present invention double-deck perforation absorbing material, initiative utilization SAF substitutes the mode of SAP, by the way that new sanitary napkin absorbing material is made by mixing into wood pulp and staple fiber, due to SAF It is fibre morphology, in the production and use process, it is not easy to shift, separate out and discrete, this environmentally friendly and health is equal Positive influences are brought, and when to material perforation processing, does not have SAP particulate matters and drops, both reach environmental protection and reduction Waste, and the gas permeability of product can be greatly promoted.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structure diagram of the present invention;
Fig. 2 is the structure diagram that the present invention is used for sanitary napkin;
Fig. 3 is structure diagram when being used in Fig. 2.
Embodiment
Referring to figs. 1 to Fig. 3, the sanitary napkin include by stack gradually from top to bottom precoat 1, guide layer 2, absorbed layer 3, Counterdie 4, gum release liners 5 and coating 6 are protected, structural adhesive layer is provided between above-mentioned neighboring layers, the absorbed layer 3 uses double Layer perforation absorbing material, is to be formed by double-decker by hot pressing mode, upper strata is wood pulp layer 21, and lower floor is SAF mixing wood pulps Layer 22, the present invention it is initiative using double-deck perforation absorbing material, using double-layer structure, i.e. upper strata is wood pulp layer, by wood pulp with Hot-melt short fiber mixes, and lower floor is SAF mixing wood pulp layers, by SAF, wood pulp cellulose and hot-melt short fiber mode(Mix herein It is combined into simple be simply mixed), by heat pressing process one-pass molding, bilayer perforation absorbing material is provided with evenly distributed perforation Air hole 7, wherein SAF is the abbreviation of super absorbent fiber, i.e. superabsorbent fiber has preferable water imbibition Energy.It is of the invention initiative by way of SAF substitutes SAP, by new with being made by mixing into for wood pulp and staple fiber Sanitary napkin absorbing material,
The percentage by weight that the SAF accounts for the lower floor SAF mixing wood pulp layers of the double-deck perforation absorbing material is 60-80%, described The percentage by weight of the lower floor SAF mixing wood pulp layers of double-deck perforation absorbing material shared by wood pulp cellulose is 12-37%, the heat The percentage by weight of the lower floor SAF mixing wood pulp layers of double-deck perforation absorbing material is 3-8% shared by fusibleness staple fiber.
The percentage by weight that the wood pulp accounts for the upper strata wood pulp layer of the double-deck perforation absorbing material is 92-97%, the heat The percentage by weight of the upper strata wood pulp layer of double-deck perforation absorbing material is 3-8% shared by fusibleness staple fiber, since SAF is fiber shape State, in the production and use process, it is not easy to shift, separate out and discrete, this environmentally friendly and health brings front Influence, and when to material perforation processing, do not have SAP particulate matters and drop, not only reached environmental protection and reduced waste, but also can Greatly promote the gas permeability of product.
The absorbed layer, i.e., the thickness of double-deck perforation absorbing material 3 is 0.5-3 millimeters, grammes per square metre be weight be 80-300 grams/ Square metre, the arrangement density of the air hole is 5-30/square centimeter, the shape of the air hole for it is circular, oval, Rectangle, abnormity etc. all kinds of geometries, air hole arrangement can equidistantly arrange, can be arranged by geometric figure, Random it can arrange.
The material of the precoat 1 is one in hot-wind nonwoven cloth, spun-bonded non-woven fabrics, spunlace non-woven cloth and PE making hole films Kind, the guide layer 2 be hot-wind nonwoven cloth, spun-bonded non-woven fabrics, spunlace non-woven cloth and PE making hole films in one kind, each layer knot of the above Structure is respectively provided with good permeability.
According to national standard《Sanitary napkin(Containing panty liner)》(GB/T8939-2008)Tested, the perforation of this bilayer is inhaled The water absorbent rate of material 3 is received between 20-45 times, the air penetrability of the double-deck perforation absorbing material is more than 800mm/s, meets state Family's standard.
In the present embodiment, using being provided with structure glue, 1 He of precoat between technology neighboring layers commonly used in the art First structure glue 8 is provided between guide layer 2, the double-deck perforation of the guide layer 2 and absorbed layer 3, i.e. absorbent polymer fiber is inhaled Receive and be provided with the second structure glue 9 between material, the double-deck perforation absorbing material 3 of the absorbent polymer fiber and protection counterdie 4 it Between be provided with the 3rd structure glue 10, be provided with the 4th structure glue 11, the back of the body between the protection counterdie 4 and gum release liners 5 Gum 12 is provided between glue release liners 5 and coating 6.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used To modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic. Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention's Within protection domain.

Claims (8)

1. a kind of sanitary napkin includes the precoat by stacking gradually from top to bottom with double-deck perforation absorbing material, the sanitary napkin(1)、 Guide layer(2), absorbed layer(3), protection counterdie(4), gum release liners(5)And coating(6), it is provided between above-mentioned neighboring layers Structural adhesive layer, it is characterised in that the absorbed layer(3)It is that hot pressing mode is passed through by double-decker using bilayer perforation absorbing material Formed, upper strata is wood pulp layer(21), lower floor is SAF mixing wood pulp layers(22).
2. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that the absorbed layer(3)Wood Pulp layer(21)Mixed by the wood pulp cellulose of 92-97% and the hot-melt short fiber of 3-8%.
3. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that the absorbed layer(3)'s SAF mixing wood pulp layers(22)By the hot-melt short fiber mixing of the SAF fibers of 60-80%, 12-37% wood pulp celluloses and 3-8% Into.
4. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that the double-deck perforation absorbs Material(3)It is provided with the air hole of evenly distributed perforation(7).
5. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that bilayer perforation absorbing material (3)Thickness be 0.5-3 millimeters, grammes per square metre is that weight is 80-300 grams/m.
6. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that the arrangement of the air hole Density is 5-30/square centimeter.
7. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that the double-deck perforation absorbs Material(3)Water absorbent rate be 20-45 times.
8. the double-deck perforation absorbing material of sanitary napkin according to claim 1, it is characterised in that the double-deck perforation absorbs Material(3)Air penetrability be more than 800mm/s.
CN201711469506.7A 2017-12-29 2017-12-29 A kind of double-deck perforation absorbing material of sanitary napkin Pending CN107984813A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711469506.7A CN107984813A (en) 2017-12-29 2017-12-29 A kind of double-deck perforation absorbing material of sanitary napkin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711469506.7A CN107984813A (en) 2017-12-29 2017-12-29 A kind of double-deck perforation absorbing material of sanitary napkin

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Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110393635A (en) * 2019-07-29 2019-11-01 河南康倍宝纸业有限公司 A kind of true qualities bamboo fibre air permeable sanitary towel

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1541120A (en) * 2001-06-27 2004-10-27 - Pulp and synthetic fiber absorbent composites for personal care products
CN102743258A (en) * 2012-07-13 2012-10-24 厦门兰海贸易有限公司 Absorptive core applicable to paper diaper and sanitary towels
CN102782069A (en) * 2009-04-27 2012-11-14 艾利丹尼森公司 Systems, methods and materials for delivery and debonding on demand
CN103070747A (en) * 2013-02-05 2013-05-01 福建恒安集团有限公司 Disposable hygienic product containing super absorbent short fibers and preparation method thereof
CN103071184A (en) * 2013-02-05 2013-05-01 福建恒安集团有限公司 Disposable hygienic product containing short fiber with super water-absorbing property and thermoplastic fiber and manufacturing method thereof
CN104244892A (en) * 2011-12-23 2014-12-24 Sca卫生用品公司 A double- or multiply fibrous sheet material containing superabsorbent material and a method for producing it
CN106618875A (en) * 2016-11-17 2017-05-10 广东川田卫生用品有限公司 Sanitary towel
CN206391093U (en) * 2016-08-31 2017-08-11 泉州市汉威机械制造有限公司 A kind of novel absorber
CN207825613U (en) * 2017-12-29 2018-09-07 广东川田卫生用品有限公司 A kind of double-deck perforation absorbing material of sanitary napkin

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1541120A (en) * 2001-06-27 2004-10-27 - Pulp and synthetic fiber absorbent composites for personal care products
CN102782069A (en) * 2009-04-27 2012-11-14 艾利丹尼森公司 Systems, methods and materials for delivery and debonding on demand
CN104244892A (en) * 2011-12-23 2014-12-24 Sca卫生用品公司 A double- or multiply fibrous sheet material containing superabsorbent material and a method for producing it
CN102743258A (en) * 2012-07-13 2012-10-24 厦门兰海贸易有限公司 Absorptive core applicable to paper diaper and sanitary towels
CN103070747A (en) * 2013-02-05 2013-05-01 福建恒安集团有限公司 Disposable hygienic product containing super absorbent short fibers and preparation method thereof
CN103071184A (en) * 2013-02-05 2013-05-01 福建恒安集团有限公司 Disposable hygienic product containing short fiber with super water-absorbing property and thermoplastic fiber and manufacturing method thereof
CN206391093U (en) * 2016-08-31 2017-08-11 泉州市汉威机械制造有限公司 A kind of novel absorber
CN106618875A (en) * 2016-11-17 2017-05-10 广东川田卫生用品有限公司 Sanitary towel
CN207825613U (en) * 2017-12-29 2018-09-07 广东川田卫生用品有限公司 A kind of double-deck perforation absorbing material of sanitary napkin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110393635A (en) * 2019-07-29 2019-11-01 河南康倍宝纸业有限公司 A kind of true qualities bamboo fibre air permeable sanitary towel

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Application publication date: 20180504