CN1222266C - Underpants used in menstrual period - Google Patents

Underpants used in menstrual period Download PDF

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Publication number
CN1222266C
CN1222266C CNB011371048A CN01137104A CN1222266C CN 1222266 C CN1222266 C CN 1222266C CN B011371048 A CNB011371048 A CN B011371048A CN 01137104 A CN01137104 A CN 01137104A CN 1222266 C CN1222266 C CN 1222266C
Authority
CN
China
Prior art keywords
mentioned
fiber
menstrual period
stretch fabric
deodoriging properties
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
Application number
CNB011371048A
Other languages
Chinese (zh)
Other versions
CN1345578A (en
Inventor
和田充弘
菅文美
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.)
Unicharm Corp
Original Assignee
Unicharm Corp
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 Unicharm Corp filed Critical Unicharm Corp
Publication of CN1345578A publication Critical patent/CN1345578A/en
Application granted granted Critical
Publication of CN1222266C publication Critical patent/CN1222266C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B9/00—Undergarments
    • A41B9/04—Knickers for ladies, with or without inserted crotch or seat parts
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B9/00—Undergarments
    • A41B9/12—Protective undergarments
    • 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
    • A61F13/56—Supporting or fastening means
    • A61F13/66—Garments, holders or supports not integral with absorbent pads
    • A61F13/68—Garments, holders or supports not integral with absorbent pads abdominal enclosing type
    • A61F13/72—Garments, holders or supports not integral with absorbent pads abdominal enclosing type with endless waist encircling band, e.g. panty type
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/58—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
    • D06M11/63—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with hydroxylamine or hydrazine
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2400/22—Breathability, i.e. being vapour permeable and waterproof
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2400/36—Deodorising or perfuming
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2500/00—Materials for shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2500/20—Woven
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/26—Polymers or copolymers of unsaturated carboxylic acids or derivatives thereof
    • D06M2101/28—Acrylonitrile; Methacrylonitrile
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2501/00—Wearing apparel
    • D10B2501/02—Underwear

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)

Abstract

Activated carbon is used in a traditional sanitary shorts for a deodorizing effect resulting from a physical absorption, According to the traditional method, it is not capable of completely adsorbing an irritating odor from both basic gases like, for instance, ammonia, etc., and acid gases like a lower fatty acid etc. An elastic cloth material 20 is made by tricot half knitting of a polyurethane fiber yarn 31 and a nylon fiber yarn 32. A loop 33 is formed on skin side. A fiber yarn 35 having a deodorizing function is knitted into this loop 33. This fiber yarn 35 contains a fiber which exhibits a function to prevent odor by pH adjustment, and is capable of exhibiting the excellent deodorizing effect for basic gases and acid gases.

Description

Underpants used in menstrual period
Technical field
The present invention relates to underpants used in menstrual period, this underpants used in menstrual period obtains deodoriging properties by adjusting by pH, through the cloth formation of fibrage.
Background technology
Underpants used in menstrual period is in the past formed by the aeration material based on nylon etc., and it guarantees the aeration as the crotch bottom of the placement section of sanitary towel, and is the material of the physical adsorbability of representative by making underwear comprise with active carbon etc., constitutes the deodorization measure.
But, if adopt physical absorption, only adsorbing specific material, can not adsorb fully such as, this pungent odour of two kinds of sour gas of the alkaline gas of ammonia etc. and lower fatty acid etc.
In addition, in physical absorption, because absorption affinity has restriction, so, can not obtain effective deodorizing effect in the long-time occasion of using underpants used in menstrual period.
The present invention is used to address the above problem, and the object of the present invention is to provide following underpants used in menstrual period, and this underwear particularly adopts the mode of adjusting the fiber with deodorant performance by pH by the cloth that forms underwear, can improve the deodorant performance.
Summary of the invention
The present invention relates to a kind of underpants used in menstrual period, wherein preceding trousers sheet, rear trouser plate, and the crotch bottom forms by stretch fabric, have the waistline portion and the pair of leg peristome of the rim portion that is formed at above-mentioned preceding trousers sheet and rear trouser plate, above-mentioned crotch bottom constitutes the placement section of sanitary towel, it is characterized in that:
Above-mentioned stretch fabric contains elastic fibre, and the fiber that obtains deodoriging properties, and the fiber that obtains above-mentioned deodoriging properties only is positioned at the skin side of above-mentioned stretch fabric, or weaves according to the mode that skin side is Duoed than the outside.
Such as, at least a portion that obtains the fiber of above-mentioned deodoriging properties is a crosslinking acrylate, and this acrylate has cross-bond and the carboxyl that handle to form through hydrazine, and pH is adjusted in 4.0～7.0 the scope.
According to the present invention,,, carry out pH and adjust with the carboxyl neutralization of above-mentioned crosslinking acrylate in the occasion of the alkaline gas that produces ammonia etc.So, above-mentioned alkaline gas is sealed in the above-mentioned crosslinking acrylate, this gas does not leak into the outside of underwear.
In addition, in the occasion of the sour gas that produces lower fatty acid etc.,, carry out pH and adjust with the crosslinked element N neutralization of hydrazine., above-mentioned sour gas is sealed in the above-mentioned cross-linking type acrylic acid, this gas does not leak into the outside of underwear for this reason.
In addition, according to the present invention, the pH of above-mentioned crosslinking acrylate is preferably in 4.0～7.0 interior adjustment of scope, and it is a faintly acid.People's skin is faintly acid.Because in the occasion that produces alkalescence or sour gas, between these gases and crosslinking acrylate, adjust with pH in carrying out, so above-mentioned crosslinking acrylate remains on faintly acid, even under above-mentioned crosslinking acrylate and situation that skin directly contacts, still can not damage the health of skin.
Also have, such as, above-mentioned stretch fabric is by above-mentioned elastic fibre, or elastic fibre and non-elastic fibre, form circle in skin side, the fiber that connects between the circle and tilt to extend is woven according to the mode that is positioned at the outside, and the fibrage that obtains above-mentioned deodoriging properties can form section's half warp-knitted fabric in the spy (plain weave half full cardigan fabric) in above-mentioned circle place.
Description of drawings
Fig. 1 is the perspective view of the underpants used in menstrual period of expression embodiments of the invention;
Fig. 2 is the expanded view of the underpants used in menstrual period of Fig. 1;
Fig. 3 is the enlarged drawing of the stretch fabric of representing to form underpants used in menstrual period from the outside.
The specific embodiment
Fig. 1 is the perspective view of underpants used in menstrual period of expression embodiments of the invention, and Fig. 2 is the expanded view of the medial surface of the above-mentioned underwear of expression, and Fig. 3 represents to form the amplification key diagram of an example of braiding structure of the stretch fabric of underpants used in menstrual period for side from the outside.
In Fig. 2, preceding trousers sheet 11, crotch bottom 13, rear trouser plate 12 successive Y directions are that vertically the directions X perpendicular with it is horizontal.In this underpants used in menstrual period, preceding trousers sheet 11, rear trouser plate 12, crotch bottom 13 is formed by stretch fabric 20.Engages with the lateral margin 12a of above-mentioned rear trouser plate 12 by the lateral margin 11a with trousers sheet 11 before above-mentioned, the lateral margin 11b of above-mentioned preceding trousers sheet 11 is engaged with the lateral margin 12b of above-mentioned rear trouser plate 12, this stretch fabric 20 centers on waist and keeps continuous.In addition, at the top, waistline portion 15 openings, the both sides in crotch bottom 13 form leg opening portion 16,16.
Inboard in above-mentioned crotch bottom 13, superimposed have retractility, and the waterproof cloth of aeration (or cloth of hydrophobicity) 18, and its edge part and stretch fabric 20 are sewed up.Sanitary towel 25 shown in Figure 1 is arranged on above-mentioned crotch bottom 13, the inboard of above-mentioned waterproof cloth 18.
Above-mentioned stretch fabric 20 is good by skin feel, and the material with aeration forms.Fig. 3 is the enlarged drawing of the above-mentioned stretch fabric 20 seen from the outside.This stretch fabric 20 is by the polyurethane fiber silk 31 that forms by the polyurethane fiber as the elastic extension fiber, and the nylon fiber silk 32 that passes through the nylon fiber formation of the good non-elastic fibre of contact skin, forms plain weave half full cardigan fabric.
In this fabric, in the paper inboard of Fig. 3, polyurethane fiber silk 31 forms circle 33 with nylon fiber silk 32.In Fig. 3, when being datum line with the line O-O that extends along the vertical direction, from the bottom side cardinal extremity of the circle 33 that is positioned at said reference line O-O, polyurethane fiber silk 31 towards left side shoulder upward to left side shoulder downward direction, extend big length obliquely.This polyurethane fiber silk 31 is positioned at the most close oneself the side of the paper of Fig. 3.In addition, nylon fiber silk 32 is from the bottom side cardinal extremity of the circle 33 that is positioned at said reference line O-O, towards right side shoulder upward to right side shoulder downward direction, extend smaller length obliquely.This nylon fiber silk 32 is by the paper inboard of above-mentioned polyurethane fiber silk 31.In addition, above-mentioned polyurethane fiber silk 31 forms circle 33 with another nylon fiber silk 32 that extends towards the left side of datum line O-O, above-mentioned nylon fiber silk 32 with from datum line O-O, another polyurethane fiber silk 31 that extends towards the right side forms circle 33.So whole circles 33 are positioned at the paper inboard.
Above-mentioned cloth can be by 31 elongations of above-mentioned polyurethane fiber silk, and the 33 flexible modes of enclosing realize elongation, if remove pulling force, then under the effect of the elastic restoring force of polyurethane fiber silk 31, this cloth returns to initial condition.
In this stretch fabric 20, along the stroke of the left and right directions of Fig. 3 greater than stroke along the above-below direction of Fig. 3.Stretch fabric 20 shown in Figure 3 is according at the state of left and right directions towards vertical (the Y direction) of the underpants used in menstrual period of Fig. 2, and 33 modes that are positioned at skin side of enclosing are in addition made.
In addition, on the circle 33 of the paper inboard that is positioned at stretch fabric shown in Figure 3 20 (skin side of underwear), be woven with the cellosilk 35 that obtains deodoriging properties.So the cellosilk 35 that obtains above-mentioned deodoriging properties forms the skin side that only is positioned at underpants used in menstrual period, is positioned at the structure in the outside hardly.In addition, because the braiding structure of cloth is not limited to the knitting fabric of plain weave shown in Figure 3 half full cardigan, it also can be other braiding structure.In addition, because of braiding structure, the cellosilk 35 of above-mentioned deodoriging properties also can be positioned at the outside.But, according to the present invention, the preferably relative outside, above-mentioned cellosilk 35 majorities are positioned at the skin side of cloth.
In addition, in Fig. 3, form the structure of polyurethane fiber silk 31 and 32 braidings of nylon fiber silk, but, such as, also can form above-mentioned stretch fabric 20 by the yarn that has the composite fibre of nylon to form by surface coverage at polyurethane fiber, in the skin side of this cloth 20, braiding obtains the cellosilk 35 of deodoriging properties.
The cellosilk 35 that obtains above-mentioned deodoriging properties is the ultimate fibre of crosslinking acrylate, and with the yarn of the filamentary blending of acrylic acid series, it is in the scope of 150～250dtex.
Above-mentioned crosslinking acrylate is with acrylonitrile (CH 2=CH-CN) be main body as the copolymer of monomeric acrylic acid methyl ester..As above-mentioned monomeric other example, can exemplify the monomer that contains carboxylic acid in the monomer that contains sulfonic acid of vinyl halides, vinyl halides fork, p styrene sulfonic acid etc. or its salt, itaconic acid etc. or its salt, acrylamide, styrene, vinyl acetate etc.
Crosslinking acrylate of the present invention is the crosslink type that forms in the following manner, and this mode is: by hydrazine the aforesaid propylene acid esters is handled, made cyano group (CN) realize crosslinked bonding.As hydrazine (NH 2-NH 2), can exemplify hydrazine hydrate, sulphuric acid hydrazine etc.
Also can pass through hydrolysis process, change the part of residual cyano group into carboxyl and (COOH), change residual cyano group into amide groups (CONH 2).Alkaline aqueous solution or the strong acid etc. of this conversion process by mixed alkali metal hydroxide, ammonia etc. is realized.In addition, the pH of crosslinking acrylate of the present invention is adjusted in 4.0～7.0 the scope, so that form faintly acid.
Chemical formula 1 comprises the main chain that is formed by the monomer polymerization of acrylonitrile and other, by bridged bond A, realizes crosslinked bonding between these main chains.Bridged bond A refers to that residual cyano group handles the part realize crosslinked bonding by hydrazine.
If the juice of the discharge liquor of the menstruation during menstrual period etc. or the antiperspirant of discharging in health etc. is exposed to the air, because the factor of Oxidation etc., so the alkaline gas of the sour gas of generation lower fatty acid etc. or ammonia etc.
According to the present invention, when producing the gas of so unaccommodated pungent odor, the deodorization that the pH by above-mentioned crosslinking acrylate adjusts suitably suppresses the outside that above-mentioned gas leaks into underwear.
That is, between the alkaline gas and the carboxyl shown in the Chemical formula 1 of ammonia etc., carry out neutral pH and adjust.As mentioned above, crosslinking acrylate by adjusting pH, makes above-mentioned crosslinking acrylate suitably keep faintly acid for the weakly acidic type in the scope of pH being adjusted to 4.0～7.O.
In addition, according to the present invention since with the effect of the neutralization reaction of carboxyl, above-mentioned alkaline gas is sealed in the crosslinking acrylate, so can suitably suppress the outside that above-mentioned gas leaks into underwear, can improve deodorizing effect.
In addition, for the sour gas of lower fatty acid etc., carry out and the element N of bridged bond A between neutral pH adjust.Adjust by this pH, make above-mentioned crosslinking acrylate keep faintly acid.
Also have,, and under the effect of the neutralization reaction between the crosslinked N of hydrazine, above-mentioned gas is sealed in the crosslinking acrylate, can suitably suppress the outside that this gas leaks into underwear, can improve deodorizing effect at above-mentioned sour gas.
If adopt the present invention in the manner described above, when producing alkaline gas or sour gas, under the effect of above-mentioned crosslinking acrylate, at the pH that adjusts neutralization reaction, keep the weakly acidic while, above-mentioned alkaline gas or sour gas are sealed in the above-mentioned crosslinking acrylate, can obtain effective odor-resistant result.
Have, the resin that forms the acrylic fibers of above-mentioned silvalin 35 is the addition polymer of acrylonitrile again.
If according to top described employing underpants used in menstrual period of the present invention,, can obtain the deodorization odor-resistant result by being positioned at inboard fiber with deodoriging properties.In addition, mainly be positioned at the musculus cutaneus side of underwear owing to obtain the fiber of above-mentioned deodoriging properties, so can wish higher deodorizing effect.

Claims (3)

1. underpants used in menstrual period, it is by preceding trousers sheet, rear trouser plate, and the crotch bottom forms by stretch fabric, have the waistline portion and the pair of leg peristome of the rim portion that is formed at above-mentioned preceding trousers sheet and rear trouser plate, above-mentioned crotch bottom constitutes the placement section of sanitary towel, it is characterized in that:
Above-mentioned stretch fabric contains elastic fibre, and the fiber that obtains deodoriging properties, and the fiber that obtains above-mentioned deodoriging properties only is positioned at the skin side of above-mentioned stretch fabric, or weaves according to the mode that skin side is Duoed than the outside.
2. underpants used in menstrual period according to claim 1, the at least a portion that it is characterized in that obtaining the fiber of above-mentioned deodoriging properties is a crosslinking acrylate, this acrylate has cross-bond and the carboxyl that handle to form through hydrazine, and pH is adjusted in 4.0～7.0 the scope.
3. underpants used in menstrual period according to claim 1 and 2, it is characterized in that above-mentioned stretch fabric is by above-mentioned elastic fibre, or elastic fibre and non-elastic fibre, form circle in skin side, the fiber that connects between the circle and tilt to extend is woven according to the mode that is positioned at the outside, and the fiber that obtains above-mentioned deodoriging properties weaves at above-mentioned circle place.
CNB011371048A 2000-06-19 2001-06-19 Underpants used in menstrual period Expired - Fee Related CN1222266C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP182853/2000 2000-06-19
JP2000182853A JP3748034B2 (en) 2000-06-19 2000-06-19 Sanitary shorts

Publications (2)

Publication Number Publication Date
CN1345578A CN1345578A (en) 2002-04-24
CN1222266C true CN1222266C (en) 2005-10-12

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Application Number Title Priority Date Filing Date
CNB011371048A Expired - Fee Related CN1222266C (en) 2000-06-19 2001-06-19 Underpants used in menstrual period

Country Status (4)

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JP (1) JP3748034B2 (en)
KR (1) KR100776225B1 (en)
CN (1) CN1222266C (en)
TW (1) TW498753U (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4144790A4 (en) * 2020-04-27 2024-05-08 Sumitomo Seika Chemicals Particulate water-absorbing resin composition, production method therefor, absorbent object, and absorbent article
WO2021220983A1 (en) * 2020-04-27 2021-11-04 住友精化株式会社 Particulate water-absorbent resin composition, absorbent body and absorbent article

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911828A1 (en) * 1989-04-11 1990-10-18 Basf Ag GLASS FIBER REINFORCED THERMOPLASTIC MOLDING MATERIALS BASED ON POLYESTERS AND GRAFT POLYMERS
JPH0397913A (en) * 1989-09-06 1991-04-23 Nippon Zeon Co Ltd Deodorizing acrylic fiber
KR0157598B1 (en) * 1990-02-12 1999-02-01 리챠드 챨스 위트 High capacity odor controlling compositions
JP3692612B2 (en) * 1996-05-15 2005-09-07 東洋紡績株式会社 Pile fabric
KR20000007733A (en) * 1998-07-07 2000-02-07 이희명 Antibiotic deodorized fibrous textile and production method and products thereby
KR20000021168A (en) * 1998-09-26 2000-04-15 노성훈 Hygienic panty
KR100333972B1 (en) * 1999-05-24 2002-04-24 송성원 A water-absorbent resin compound, and a process of preparing the same

Also Published As

Publication number Publication date
TW498753U (en) 2002-08-11
KR20010113531A (en) 2001-12-28
JP3748034B2 (en) 2006-02-22
KR100776225B1 (en) 2007-11-16
CN1345578A (en) 2002-04-24
JP2002000659A (en) 2002-01-08

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