JP2000070097A - Sanitary sheet, and manufacture thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To utilize waste material, restrict bacteria, and keep cleanliness. SOLUTION: This sanitary sheet is provided with a water permeable nonwoven fabric layer part including dried matter of residual waste liquid after extraction of more than one sort of tea and/or dried matter of leach liquor of used tea leaves containing residual waste liquid after extraction of more than one sort of tea for forming an upper surface, a water impermeable film part of plastic for forming a lower surface, a first water absorption paper layer part 5 positioned to get in contact with a lower surface of the water permeable nonwoven fabric layer part 6, a water absorption layer part 4 containing water absorption resin and water absorption material powder and positioned to get in contact with a lower surface of the first water absorption paper layer part 5, and a second water absorption paper layer part 3 positioned to get in contact with a lower surface of the water absorption layer part 4. This is usable for sanitary goods such as auxiliary sheets for bedding, disposable diapers, disposable diapers for animals, sanitary napkins, breast pads, sweat pads, incontinence pads, sheets for animals, etc.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to sanitary sheets utilizing tea extraction residual waste liquid and / or tea husks containing tea extraction residual waste liquid, and more particularly to auxiliary sheets for bedding, paper diapers, animal diapers and sanitary diapers. The present invention relates to a sanitary sheet that can be used for sanitary articles such as a napkin, an animal sanitary napkin, a milk pad, a sweat pad, an incontinence pad, and an animal sheet, and a method for producing the same. The present invention also relates to a disposable sanitary article that can be used for a long time to maintain a sanitary condition, and in particular, auxiliary sheets for bedding, paper diapers, animal paper diapers, sanitary napkins, animal sanitary napkins, and milk pads The present invention relates to a disposable sanitary article which can be used for sweat pads, incontinence pads and animal sheets, and a method for producing the same.

[0002] The present invention further relates to sanitary sheets used for human or animal sanitary articles, and more particularly to waste plastics and paper, such as waste paper diapers, waste urine pads, sanitary napkins, waste animal diapers, or the like. Sanitary goods using waste animal sheets or crushed waste materials,
That is, the present invention relates to a sanitary sheet which can be used as an auxiliary sheet for bedding, a disposable diaper, an animal disposable diaper, a sanitary napkin, an animal sanitary napkin, a milk pad, a sweat pad, an incontinence pad, and an animal sheet. Furthermore, the present invention, especially at bedtime,
The present invention relates to a disposable sanitary article used at the time of rest and excretion.

[0003]

2. Description of the Related Art Generally, sanitary sheets include auxiliary sheets for bedding, disposable diapers, sanitary napkins, milk pads, sweat pads, and the like.
Used in sanitary sheets such as incontinence pads and pet sheets. For example, auxiliary sheets for bedding are used to lay on a bed or a futon to maintain the durability of the bed or the futon and to keep the bed or the futon clean. During bedtime, moisture other than sweat is constantly excreted outside from human skin, and these moistures are absorbed by the bed or the bedclothes. It is required to have appropriate hygroscopicity.

[0004]

However, in the case of auxiliary sheets for bedding made of cotton or the like, they are washed each time they are replaced. However, they are relatively bulky, have a different degree of dirt, and are cleaned by washing. Therefore, even if an automatic washing machine or the like is used, it is difficult to achieve the desired cleanliness, and such a procedure requires a lot of trouble.

[0005] On the other hand, the amount of tea husks discharged from the tea manufacturing industry such as canned drinks and instant tea is enormous. However, tea husks are difficult to use because they contain a considerable amount of residual extract effluent, and some of the extract effluent is collected and excreted from the tea husk after extraction of the tea. The tea leaves that have been treated by the sludge method or the like have been incinerated. Also, paper sanitary sheets such as disposable diapers and sanitary napkins are subject to cutting waste and defective inspection, and their disposal is problematic. The present invention requires a lot of trouble when replacing auxiliary sheets for bedding, paper diapers, animal diapers, sanitary napkins, animal sanitary napkins, breast pads, sweat pads, incontinence pads, animal sheets, and the like. The aim is to solve the problems and to treat the residual effluent of tea extraction and tea husk.

[0006]

SUMMARY OF THE INVENTION The present inventor has determined that oolong tea and black tea extract residual effluent, which is discharged in large quantities during the production of canned tea, contains Escherichia coli, Pseudomonas aeruginosa, Staphylococcus aureus, Legionella bacteria and a chain. It has been found that the growth of cocci is inhibited for more than 72 hours, and the residual effluent of green tea extract inhibits the growth of Staphylococcus aureus, Legionella and Streptococcus.
In addition, the inventor has found that the leaching from tea husks containing the residual waste liquor of black tea and oolong tea is not effective for the removal of chlorophyll, Staphylococcus aureus, Legionella and Streptococcus. Found that the growth was inhibited for 72 hours, and further, the effluent from oolong tea extract, the leachate from the tea husk containing the oolong tea extractive remnant, the tea husk containing the green tea extract residual effluent,
Sheets of black residue remaining after extraction or a leachate from a tea hull containing the black residue or a mixture of two or more of these are dried, and each of the sheets is Pseudomonas aeruginosa, Staphylococcus aureus, Legionella, and a chain. It was discovered that the growth of cocci was inhibited for more than 72 hours, leading to the present invention. ADVANTAGE OF THE INVENTION This invention makes the extract liquid extracted from the tea hull containing the tea extract residual waste liquid and / or tea extract residual waste liquid adhere to or contain in the nonwoven fabric layer part of a sanitary sheet, and is excellent in hygiene obtained by drying. It is an object of the present invention to provide a sanitary sheet and a method for producing the same.

That is, the present invention provides a water-permeable nonwoven fabric layer forming the upper surface, a plastic water-impermeable membrane forming the lower surface, and a water-absorbing second nonwoven fabric positioned in contact with the lower surface of the nonwoven fabric layer. A paper layer portion, a water-absorbing layer portion containing a water-absorbent resin and a water-absorbing material powder positioned in contact with the lower surface of the first paper layer portion, and a water-absorbing layer positioned in contact with the lower surface of the water-absorbing layer portion A second paper layer portion, wherein the water-impermeable membrane portion is disposed below the second paper layer portion, and the non-woven fabric layer portion is a dried product of tea extraction residual waste liquid. The present invention is also directed to a sanitary sheet characterized by comprising: a water-permeable nonwoven fabric layer forming an upper surface; a plastic water-impermeable film forming a lower surface; and the nonwoven fabric layer. Water-absorbing first paper layer portion located in contact with the lower surface of the portion, and located in contact with the lower surface of the first paper layer portion A water-absorbing layer portion containing an aqueous resin and a water-absorbing material powder, and a water-absorbing second paper layer portion located in contact with the lower surface of the water-absorbing layer portion, the water-impermeable membrane portion, A sanitary sheet, which is disposed below the second paper layer portion, wherein the non-woven fabric layer portion contains a dried product of a residual tea extraction waste liquid and a dried product of a tea leaching solution. is there.

The present invention also provides a water-absorbing membrane member, wherein at least one or more sheets of water-absorbing paper are arranged to form a water-absorbing second paper layer, and the second paper layer is A water-absorbing layer portion containing a water-absorbing resin and a water-absorbing material powder is formed, and on the water-absorbing layer portion, at least one or more sheets of water-absorbing paper are arranged to form a water-absorbing first paper layer portion. Forming, in the method of manufacturing a sanitary sheet to form a nonwoven fabric layer portion forming the upper surface by arranging a water-permeable nonwoven fabric on the first paper layer portion, to manufacture a sanitary sheet, the nonwoven fabric layer portion, the nonwoven fabric, A method for producing a sanitary sheet, comprising: attaching a tea extraction residual waste liquid separated from a tea hull, and drying the nonwoven fabric to which the tea extraction residual waste liquid has adhered. A water-absorbing second paper layer on which at least one sheet of water-absorbing paper is disposed To form a water-absorbing layer containing a water-absorbing resin and a water-absorbing material powder on the second paper layer, and at least one or more water-absorbing papers on the water-absorbing layer. To form a non-woven layer portion forming a top surface by arranging a water-permeable non-woven fabric on the first paper layer portion to form a non-woven layer portion forming a water-absorbent first paper layer portion to form a sanitary sheet. In the manufacturing method, the nonwoven fabric layer portion was manufactured by leaching a tea shell containing a tea extraction residual waste liquid with room temperature water or a heated water heated to a temperature higher than normal temperature by 10 times or less the weight of the tea shell. A method for producing a sanitary sheet, comprising: attaching a leachate of a tea hull containing residual tea extraction waste liquid to a nonwoven fabric; and drying and producing the nonwoven fabric to which the tea husk leachate containing the tea extraction residual waste liquid adheres. Furthermore, the present invention relates to To form a second paper layer of the absorbent by placing at least one or more absorption paper,
A water-absorbing layer containing a water-absorbing resin and a water-absorbing material powder is formed on the second paper layer, and at least one sheet of water-absorbing paper is placed on the water-absorbing layer to absorb water. Forming the first paper layer portion of the nature, in a method of manufacturing a sanitary sheet to form a nonwoven layer portion forming a top surface by arranging a water-permeable nonwoven fabric on the first paper layer portion to produce a sanitary sheet, The non-woven fabric layer portion is a tea extraction residual waste liquid separated from the tea husk, and a tea hull containing the tea residual waste liquor is heated to room temperature water at a weight 10 times or less of the tea husk or heated water heated to a temperature higher than normal temperature. The leachate of the tea husks produced by leaching is adhered to the non-woven fabric as it is or mixed, and the non-woven fabric to which the leachate of the tea hues containing these tea extraction residual effluents adheres is dried and produced. It is a method of manufacturing a characteristic sanitary sheet.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION The sanitary sheets of the present invention include sanitary sheets such as auxiliary sheets for bedding, disposable diapers, animal disposable diapers, sanitary napkins, animal sanitary napkins, milk pads, sweat pads, incontinence pads and animal sheets. It can be used for articles and can be used while maintaining good hygiene for a long time. Further, the sanitary sheets of the present invention can be used for sanitary articles such as auxiliary sheets for bedding, disposable diapers, animal disposable diapers, sanitary napkins, sanitary napkins for animals, breast pads, sweat pads, incontinence pads and animal sheets. A part of the sheet and a part of the water-absorbing material is combustible organic waste material suitable for disposable use, for example, plastic waste material, paper waste material, for example, disposable diaper waste material, urine pad waste material, sanitary napkin waste material, and animal paper diaper. Waste materials, animal sheet waste materials, paper napkin waste materials, and pulverized products of one or more of these waste materials can be produced at low cost as raw materials.

Furthermore, in the sanitary sheet of the present invention, a water-permeable non-woven fabric layer is formed on the upper surface, and a plastic water-impermeable membrane is formed on the lower surface. A disposable disposable diaper, an animal disposable diaper, a sanitary napkin, an animal sanitary napkin, a milk pad, a sweat pad, an incontinence pad, and the like. It can be an animal sheet. In the present invention, the animal sheets are used for excretion similarly to the conventional animal sheets, but can also be used for rest and sleeping. In the present invention, when the sanitary sheet is a disposable diaper, an animal disposable diaper, a sanitary napkin, an animal sanitary napkin, a milk pad, a sweat pad, and an animal sheet, the nonwoven fabric layer on the upper surface thereof is, for example, rayon. Pulp, plastic-containing pulp, polypropylene resin, polyethylene resin, nylon resin, can be formed of plastic fiber or non-woven fabric of rayon fiber such as vinylon resin,
The water-impermeable film on the lower surface can be formed of a plastic water-impermeable film such as a polyethylene resin or a polypropylene resin. In the present invention, a water-absorbing first paper layer may be provided below the nonwoven fabric layer in contact with the lower surface thereof.

In the present invention, the first and second water-absorbing paper layers are formed of sanitary paper such as tissue paper, dust paper, toilet paper, disposable diapers, sanitary napkins, sanitary paper used for tampon, and towel paper. It is preferable to use a sanitary paper which has been subjected to creping or creping, since good water absorption can be ensured. In the present invention, a water-absorbing mixed layer portion containing the superabsorbent resin and the water-absorbing material powder as a mixture or not as a mixture can be provided in contact with the lower surface of the water-absorbing first paper layer portion. . In this water-absorbing mixed layer portion, a so-called polymer sheet in which a highly water-absorbent resin is held between the cotton-like pulp layers and water-absorbing paper is provided on both front and back surfaces can be used. A superabsorbent fiber can be used as a nonwoven fabric, for example, instead of the resin structure.

In the present invention, for example, a disposable diaper waste material is pulverized into a crushed disposable diaper having a particle size of, for example, 100 mm or less, or a crushed disposable diaper. Classified products containing powder and superabsorbent resin in various ratios can be used as raw materials for the water-absorbing mixed layer portion. Pulverized disposable diaper materials include polyethylene, polypropylene, rayon, synthetic rubber materials, and the like, and it is found that these materials exhibit water retention when crushed materials of 5 mm or less, preferably 3 mm or less. Was. When a polymer sheet is used, the polymer sheet is provided with paper layers on the upper and lower sides of the highly water-absorbent resin layer. The water-absorbing second paper layer, that is, the second paper layer in contact with the upper surface of the paper layer and the upper surface of the water-impermeable membrane can be omitted.

In the present invention, the term "water-absorbing resin" refers to a water-absorbing resin having relatively low water-absorbing performance, a water-absorbing fiber having relatively low water-absorbing performance, a high water-absorbing resin having high water-absorbing performance, or a high water-absorbing resin having high water-absorbing performance. Means fiber. However, it is preferable to use a material having a high water absorption since the amount used can be reduced. In the case of the water-absorbent fiber and the super-absorbent fiber, they are cut or crushed to an appropriate size before use. Further, in the present invention, the water-absorbing material has a relatively high water absorption, mechanical pulp, chemical pulp, pulverized wood pulp such as semi-chemical pulp, pulverized chemical fiber, pulverized waste paper pulp, wood powder , Paper powder, disposable diaper waste material, crushed waste paper such as titanium paper or punch waste, or a mixture of two or more thereof. These water-absorbing materials preferably have a particle size of 5 mm or less, preferably 3 mm or less.

In the present invention, the paper powder is a powdery paper or a powdery paper containing a water-absorbent resin. Examples of the paper powder include paper powder generated during bookbinding, paper powder generated during the production of paper nonwoven fabric, and papermaking process. The paper powder generated in the above, and the paper dust of the dust collection loss in a disposable diaper factory, and the highly water-absorbent resin scattered during the production of sanitary materials such as disposable diapers, sanitary napkins, milk pads, urine pads or sweat pads. Containing paper powder. When wood pulverized material and punch dust are added to the wood pulp, the amount of the wood flour and punch dust is 3 times the amount of the wood pulp.
-20% by weight or less, preferably 3-10% by weight or less. In the present invention, a water-absorbing material layer may be provided in contact with the lower surface of the mixed layer portion, and a second water-absorbing paper layer may be provided in contact with the lower surface of the wood pulp layer. it can.

In the present invention, in order to avoid the growth of bacteria such as Pseudomonas aeruginosa, Streptococcus, Staphylococcus aureus, Legionella, Potulinum and the like, tea extract residual waste liquid and / or tea shell containing the extract residual waste liquid Is attached to or contained in at least the nonwoven fabric layer portion by printing, coating, dipping, or the like. In the present invention, the nonwoven fabric layer portion is formed of at least one nonwoven fabric containing a dried product of one or more tea-extracted residual effluents and / or a dried product of one or more leachates of tea husks containing the extracted residual effluents. be able to.

[0016] The tea extract residual waste liquid or the tea husk containing the extract residual waste liquid used in the present invention is discharged as an extract scum during the production of instant tea and canned or canned drink tea. Tea extraction residual waste liquid is contained in the tea husk, and is leached from the tea husk from which the tea is extracted from the tea leaves or separated during the filtration process of the tea husk.
The tea husk, which is the residue obtained by extracting the tea liquor, contains the waste liquor from tea extraction, and in the present invention, the leachate of the tea husk impregnated with the waste liquor from tea extraction is 10 times or less the weight of the tea husk. Can be obtained by leaching with normal temperature water or with heating water at a temperature equal to or higher than normal temperature, and the leaching solution obtained in this way contains the extracted residual waste liquid of tea dissolved therein and remains unextracted in the tea husk. Unextracted components are dissolved and contained.

In the present invention, the waste liquid from tea extraction refers to one or more residual waste liquid from tea extraction, for example, green tea extraction residual waste liquid, oolong tea extraction residual waste liquid or black tea extraction residual waste liquid, or two or more of these tea residual waste liquids. It means a combination such as a mixture of extraction residual waste liquid. In the present invention,
The tea leaching solution containing the residual tea liquor is a green tea leaching solution containing the green tea extraction residual liquor, the oolong tea leaching solution containing the oolong tea extraction residual effluent, or the black tea containing the black extraction residual effluent. It means a combination such as a tea leaching solution or a mixture of two or more of these tea leaching solutions. In the present invention, the leachate from the tea hull containing the residual tea liquor extracted from tea is produced by leaching with 10 times or less, preferably 5 times or less of room temperature water or heated water at a temperature exceeding room temperature with respect to the tea husk. It is preferable that the amount of zinc, which is one of the infusion components of tea, in one liter of the infusion liquid is 5 μg or more, preferably 7 μg or more.

In the present invention, the dried tea husk leachate containing tea extraction residual waste liquid is, for example, a dried substance of a solution containing tea extraction residual waste liquid and undissolved components of the tea shell itself. In the present invention, the dried product of the tea extraction residual waste liquid and the dried leachate of the tea hulls mean the dried product of the tea husk leachate containing one or more tea extracted residual effluents, and the extraction of one or more teas. Dried matter of residual waste liquid,
It refers to a dried product of a mixture with a tea husk leachate containing one or more tea extraction residual effluents. In the present invention, the nonwoven layer portion is formed from a nonwoven fabric, the coating amount of the leaching solution to the nonwoven fabric, for example, a nonwoven fabric 500 meters ² per exudate tea leaves 4 containing tea extract residual waste or tea extract residual waste To 6 liters, preferably 4.5 to 5.5 liters. In the present invention, the non-woven fabric layer portion of the sanitary sheet includes dried tea extract residual waste liquid and / or
Alternatively, a dried product of a leachate from a tea husk containing tea extraction residual waste liquid is attached. In the present invention, the adhesion of the dried tea extract residual waste liquid and / or the dried tea husk leachate containing the extracted residual waste liquid to the nonwoven fabric layer portion may be caused by the extraction residual waste liquid and / or the tea residue containing the extracted residual waste liquid. The leachate of the non-woven fabric layer, spraying method, coating method, for example, by applying or containing by a roller coating method, dipping method or the like, is to be carried out by drying it, the tea extraction residual waste liquid It refers to attaching or containing a dried product of a tea husk leachate containing a dried product and / or a tea extraction residual waste solution to the nonwoven fabric layer portion. In this case, not only the dried product of the extracted residual waste liquid and / or the dried product of the tea husk leachate containing the tea extracted residual waste liquid is attached to the nonwoven fabric layer portion but also is made of one or more water-absorbing papers or the like. It also includes attachment to the paper layer.

In the present invention, the water-permeable nonwoven fabric layer portion of the sanitary sheet may contain one or more tea extraction residual waste liquid and / or one or more tea extraction residual waste liquid and / or tea husk leachate containing the tea extraction residual waste liquid. A mixture of the leachate mixed with the leachate of the above tea husk, on a water-permeable nonwoven or nonwoven layer portion,
Spray method, coating method or immersion method, etc., by drying the water-permeable nonwoven fabric or nonwoven fabric layer portion containing this leachate, the dried product of one or more tea extraction residual waste liquid or one or more tea A dried product of a tea husk leachate containing an extraction residual waste solution, or a dried product of one or more tea extraction residual effluents and a dried product of a tea husk leachate containing one or more tea extraction residual effluents; It can be contained in the layer portion.

In the present invention, a leachate for tea husks containing one or more tea extraction residual effluents and / or one or more tea extraction residual effluents may be blended with a printing ink composition or, further, appropriately colored. Materials can be blended to form a color ink. With such a printing ink, desired patterns and characters can be printed over the surface of the water-permeable nonwoven fabric layer or the water-absorbing paper layer, for example, decorative patterns and patterns and characters for commercial advertisement can be printed. It can be printed on a water-permeable nonwoven fabric layer or a water-absorbing paper layer. Impregnated into the water-permeable non-woven fabric layer, the concentration of tea extraction residual waste liquid, or the leachate of the tea husk containing the tea extraction residual waste liquid, the leachate water or the leachate used per unit weight of the extraction residue or tea husk at the time of leaching It can be adjusted by changing the volume of the heating water. The leaching time is preferably 2 hours or less, particularly 1 hour or less, because the leaching time can be shortened. Since the extracted residual waste liquid component and the unextracted component contained in the tea hull are easily leached with water or heated water, they can be leached in a relatively short time.

In the present invention, in the water-absorbing mixed layer portion of the sanitary sheet, paper powder or cotton containing a highly water-absorbent resin is added to a disposable diaper, sanitary napkin or animal sheet to retain water absorbency. Pulp waste is used. In this case, the amount of the superabsorbent resin used is 5 to 15% by weight, preferably 7 to 10% by weight based on the total amount of sanitary napkins and animal sheets, and the total amount of disposable diapers. 20 to 30 parts by weight, preferably 24 to 2 parts by weight
7% by weight.

The superabsorbent resin used in the present invention is preferably a resin capable of retaining its shape even when artificial urine absorbs about 30 to 100 times its own weight of water. Such superabsorbent resins include, for example, saponified copolymers of vinyl esters and ethylenically unsaturated carboxylic acids or derivatives thereof, graft polymers of starch and acrylic acid, crosslinked products of polyacrylic acid, vinyl alcohol And a polyacrylonitrile, a partially hydrolyzed product of polyacrylonitrile, a crosslinked product of carboxymethylcellulose, a crosslinked product of polyethylene glycol, a chitosan salt or a gel of pullulan. These may be used alone or in the water-absorbing material powder.
A mixture of more than one species is used. In the present invention, as the superabsorbent resin, for example, a disposable diaper as a defective product, a superabsorbent resin-containing material recovered from incontinence pads or sanitary napkins or a disposable diaper waste material, or a superabsorbent fiber or a superabsorbent fiber waste material or Those grounds can be used. Such a collected water-absorbent resin-containing material has a poor water-absorbing capacity of 10 to 30 g / g with respect to artificial urine, but has poor water-absorbing performance. It was found that the water absorption effect can be used sufficiently. The particle size of the superabsorbent resin used is preferably from 50 to 500 μm.

Further, in the present invention, a defective sanitary article such as a defective paper diaper, a defective sanitary napkin, a defective milk pad or a defective urine pad, a paper diaper,
Sanitary garbage, waste pads of sanitary articles such as cutting waste during the manufacture of sanitary articles such as milk pads or urine pads are used for the water-absorbing layer. Since the disposable diaper contains, for example, about 70% by weight of flocculent pulp, that is, paper powder and superabsorbent resin,
Although it has considerable water absorption and water retention, the plastic material and the rubber material are used in an amount of 5 to 15% by weight for the water-impermeable membrane or the like. However, plastic materials and rubber materials can be used in the water-absorbing mixed layer portion of sanitary sheets because the pulverized material, which is pulverized to a particle size of 5 mm or less, preferably 3 mm or less, exhibits water retention. Was. In addition, when the plastic material and rubber material are mixed into the water-absorbing mixed layer, since the plastic material and rubber material generate a large amount of heat when incinerated, the pulverized waste paper diapers are mixed into the water-absorbing mixed layer. In the case of the sanitary sheet that was used, it was found that the sanitary sheet had a calorific value enough to burn the sanitary sheet even in a wet state after use.

[0024]

In the present invention, the sanitary sheet is a water-permeable material containing a dried product of one or more tea extraction residual waste liquids and / or a dried product of a tea husk leachate containing one or more tea extraction residual waste liquids. Since it has a non-woven fabric layer, it absorbs water even if it becomes wet due to sweat etc. due to the effect of a dried product of one or more tea extraction residual waste liquid and a dried product of a tea leaching liquid containing one or more tea extraction residual waste liquid. It has excellent properties and water retention, suppresses the growth of bacteria, and uses inexpensive tea extract residual waste liquid and / or waste materials such as tea husks and sanitary goods containing tea extract residual waste liquid for a long time. And maintain a sanitary condition. In addition, the present invention, in the nonwoven fabric layer portion of the sanitary sheet, contains a dried product of one or more tea extraction residual waste liquid and / or a dried product of a tea husk leachate containing one or more tea extraction residual waste liquid, Due to the action of one or more of these dried substances, even when wet due to sweat or the like, it is excellent in water absorption and water retention, and bacterial growth is suppressed, and tea extraction residual waste liquid that has been discarded is also discarded. Wastes such as tea husks and sanitary ware containing the residual liquor extracted from tea are collected and used to make sheets for sanitary ware. Good hygienic conditions can be maintained.

Also, in the present invention, the water-permeable nonwoven fabric layer forming the upper surface, the plastic water-impermeable film forming the lower surface, and the water-absorbing nonwoven fabric positioned in contact with the lower surface of the nonwoven fabric layer are provided. A first paper layer portion, a mixed layer portion of a water-absorbent resin and a water-absorbent material powder located in contact with the lower surface of the first paper layer portion,
A water-absorbing second paper layer portion located in contact with the lower surface of the mixed layer portion, wherein the water-impermeable membrane portion is located below the second paper layer portion, The nonwoven fabric layer portion contains a dried product of one or more tea extraction residual waste liquids and / or a dried product of a tea shell leachate containing one or more tea extraction residual waste liquids. Used for sanitary articles such as sheets for use, it has good absorption of excreted urine, good water retention and high deodorizing function.

[0026]

EXAMPLES Examples of the embodiments of the present invention will be described below, but the present invention is not limited by the following description and illustrations. FIG. 1 is an explanatory diagram of an animal sheet according to one embodiment of the present invention. FIG. 2 is an explanatory view of an animal sheet according to another embodiment of the present invention. FIG. 3 is an explanatory view of an animal sheet according to still another embodiment of the present invention. FIG.
BRIEF DESCRIPTION OF THE DRAWINGS It is a schematic process drawing which shows the process of manufacturing the animal sheet | seat of this invention. FIG. 5 is a schematic process diagram showing another process for producing the animal sheets of the present invention. Corresponding portions in FIGS. 1 to 5 are denoted by the same reference numerals.

Example 1 40 g of oolong tea was immersed in 400 ml of boiling water for 1 minute to extract the oolong tea extract, and the whole amount was filtered.
After 30 seconds, when the dropping amount became small, the collection of the waste liquid from the oolong tea extraction was started. The amount of oolong tea extraction residual effluent was about 20 ml. When the dropping of the oolong tea extraction residual waste liquid was stopped, the oolong tea leaves on the filter paper were 104 g (water content: 72%). The oolong tea extraction residual waste liquid thus prepared was 4 per m ^2.
20g x 75cm of non-woven fabric made of 0g cellulose fiber
Was used to make a non-woven fabric containing a dried product of oolong tea extraction residual effluent.

Example 2 40 g of black tea was immersed in 400 ml of boiling water for 1 minute to extract the black tea, and the whole amount was filtered. After the elapse of 30 seconds, when the amount of dripping became small, the collection of the residual waste liquid of black tea extraction was started. The amount of the black extract residual waste liquid was about 15 ml. When the dropping of the black waste liquid was stopped, the black tea leaves on the filter paper were 102 g (water content: 72%).
Extracting residual waste thus prepared tea, 1 m ² per 40g of cellulose fibers made of nonwoven fabric of 20 cm × 7
5 cm was immersed and used to make a non-woven fabric containing a dried product of black tea extraction residual waste liquid.

Example 3 40 g of green tea was immersed in 400 ml of boiling water for 1 minute to extract green tea, and the whole amount was filtered. After the elapse of 30 seconds, when the dropping amount became small, the extraction of the residual waste liquid of green tea extraction was started. The amount of green tea extraction residual waste liquid was about 15 ml. When the dropping of the green tea extraction residual waste liquid was stopped, the amount of green tea leaves on the filter paper was 102 g (water content: 72%).
The thus-prepared residual waste liquid of green tea was 20 cm × 7 of 40 g of nonwoven fabric made of cellulose fiber per m ^2.
5 cm was immersed and used to make a nonwoven fabric containing green tea extraction residual waste liquid.

Example 4 40 g of oolong tea was immersed in 400 ml of boiling water for 1 minute, and the whole amount of oolong tea was filtered. 104g oolong tea leaves containing oolong tea extraction residue on filter paper
(Water content 72%). Oolong tea shell 106
200 g of water at a temperature of 70 ° C. was added to g, and the mixture was allowed to stand for 1 minute, and the entire amount of the leachate was filtered. The leachate was 200 ml. The leachate thus prepared was 80 cm × 75 c of a nonwoven fabric made of 40 g of cellulose fiber per m ^2.
m was soaked to produce a nonwoven fabric containing a dried oolong tea leaching solution.

Example 5 40 g of black tea were immersed in 400 ml of boiling water for 1 minute, and the total amount of black tea was filtered. The amount of tea husk of the black tea containing the black liquor remaining on the filter paper was 104 g (water content: 72%).
200 ml of water at a temperature of 70 ° C. was added to 106 g of the tea husks of the black tea, and the mixture was allowed to stand for 1 minute. The leachate was 200 ml. The leachate thus prepared was used to dip 40 g / cm ^{2 of} 40 g of a non-woven fabric made of cellulose fiber per square meter to make a non-woven fabric containing a dried tea leachate leachate.

Example 6 40 g of green tea was immersed in 400 ml of boiling water for 1 minute, and the whole amount of green tea was filtered. The amount of green tea leaves containing the green tea extraction residual waste liquid on the filter paper was 104 g (water content: 72%).
200 ml of water at a temperature of 70 ° C. was added to 106 g of the green tea leaves and allowed to stand for 1 minute, and the entire amount of the leachate was filtered. The leachate was 200 ml. The thus prepared leachate, by immersing the 80 cm × 75 cm of cellulose fibers made of the nonwoven fabric of 1 m ² per 40 g, was used to prepare a nonwoven fabric containing a dried product of leachate used tea leaves of green tea.

Example 7 The residual effluent from oolong tea extraction prepared in Example 1 and the residual effluent from black tea extraction prepared in Example 2 were mixed in equal amounts, and the residual effluent from oolong tea extraction and the residual effluent from black tea extraction were mixed. Was prepared. The mixed extraction residual liquid waste thus prepared is dipped in 40 g of a nonwoven fabric made of cellulose fiber of 40 g per 1 m ² to prepare a nonwoven fabric containing a dried product of the extracted residual waste liquid of oolong tea and black tea. Was used.

Example 8 The oolong tea leaves exudates containing oolong tea extract residual waste liquid prepared in Example 4 and the tea leaves exudates containing black tea extract residual waste liquid prepared in Example 5 were mixed in equal amounts,
A mixture of oolong tea leaching solution and black tea leaching solution was prepared. The mixed leachate thus prepared is 1 m
80cm of non-woven fabric made of 40g cellulose fiber per ²
X 75 cm was used to make a nonwoven fabric containing a dried oolong tea leaching solution and a black tea leaching solution.

Example 9 In FIG. 1, a sanitary sheet 1 has a bottom portion formed of a water-impermeable membrane layer portion 2, and a second water-absorbing paper layer portion 3 is formed on the water-impermeable membrane layer portion 2. And on the second water-absorbing paper layer 3,
The water-absorbing layer portion 4 is formed by the waste material pulverized powder containing the required amount of the high water-absorbing resin, and the first water-absorbing paper layer portion 5 is disposed thereon. , A dried product of the residual tea extract liquid waste prepared in Examples 1 to 8 and / or a dried product of a tea husk leachate containing the tea extract residual liquid, or a dried product of these and other tea extracted residual liquid waste and / or The water-permeable nonwoven fabric layer portion 6 is formed by containing a dried product of the tea husk leachate containing the remaining tea extraction residual waste liquid, and the end portion 36 of the water-permeable nonwoven fabric layer portion 6 is formed.
Is adhered or joined to the end of the lowermost water-impermeable membrane layer portion 2 by hot melt adhesion or the like to form a sanitary sheet 1. In this example, the first water-absorbing paper layer 3, the water-absorbing mixed layer 4, and the second water-absorbing paper layer 5 are stacked,
It is embossed and integrated into a sheet.

Example 10 This example is an example in which the configuration of the sanitary sheet 1 shown in FIG. 1 is applied to a paper diaper for humans. In FIG. 1, 6.1
The water-impermeable membrane layer part 2 is formed by weight parts of polyethylene film, and the second water-absorbent paper layer part 3 is formed on the water-impermeable membrane layer part 2 by 4.3 parts by weight of water-absorbing paper. On the second water-absorbing paper layer 3, a water-absorbing layer 4 is formed of 50.6 parts by weight of a crushed powder of a disposable diaper having a particle size of 3 mm or less, and 4.3 parts by weight of water-absorbing paper is formed thereon. To provide a first water-absorbing paper layer portion 5 and cover it with 4.5 parts by weight of a polypropylene non-woven fabric containing the dried oolong tea extraction residual waste liquid prepared in Example 1 to form a water-permeable non-woven fabric. A layer portion 6 is formed, and an end portion 36 of the polypropylene nonwoven fabric layer portion 6 is hot-melt bonded to an end portion of the lowermost layer of the polyethylene film 2 via a hot-melt adhesive. Is formed. In this example, the first water-absorbing paper layer, the water-absorbing layer and the second water-absorbing paper layer are stacked,
It is embossed and integrated into a sheet. In this example, the human disposable diaper of this example had a combustion heat before use of 6531 kilocalories (kcal) / kg, but after being wetted with 300 ml of simulated urine corresponding to the amount of urination of one person. The heat of combustion of the sheets is 717 kcal / kg, which does not result in poor combustion. In the sanitary sheet of this example, the dried oolong tea extraction waste liquid contained per 100 g of the nonwoven fabric was 4 g, and even after 72 hours, the growth of Escherichia coli, green bacterium, Staphylococcus aureus, streptococci and Legionella bacteria was increased. Deterred.

Example 11 This example is an example in which the configuration of the sanitary sheet 1 shown in FIG. 1 is applied to an animal sheet. In FIG. 1, a water-impermeable membrane layer 2 is provided with 3 parts by weight of a polyethylene film, and a second water-absorbing paper layer with 2.1 parts by weight of water-absorbing paper is provided on the water-impermeable membrane 2. The water-absorbent layer 4 is formed on the second water-absorbent paper layer 3 with 17.6 parts by weight of a crushed paper diaper having a particle size of 3 mm or less. A first water-absorbing paper layer 5 is provided with water-absorbing paper, on which 2.2 parts by weight of a dried product of the tea husk leachate containing the oolong tea extraction residual waste liquid prepared in Example 4 is contained. A water-permeable nonwoven fabric layer 6 is formed by covering with the polypropylene nonwoven fabric 6, and the end 36 of the polypropylene nonwoven fabric 6 is hot-melt bonded to the end of the lowermost polyethylene film 2 via a hot-melt adhesive. hand,
Animal sheets are formed. In this example, as in the case of Example 1, the first water-absorbing paper layer, the water-absorbing layer, and the second water-absorbing paper layer are stacked, embossed, and formed into a sheet. . The heat of combustion of the animal sheets of this example before use is 6408 kilocalories (kcal) / kg, but the heat of combustion of the sheets after being wet with 75 ml of simulated urine corresponding to the urination volume of a puppy five times is as follows. 1354 kcal / kg
And does not result in poor combustion. The sanitary sheets of this example are
The dried product of the tea husk leachate containing the oolong tea extraction residual waste liquid contained per 100 g of the nonwoven fabric was 2.5 g, and even after 72 hours, the growth of Staphylococcus aureus, Streptococcus and Legionella was inhibited.

Example 12 This example is an example in which the configuration of the sanitary sheet 1 shown in FIG. 1 is applied to an animal sheet. This is an example in which it is formed of a conductive fiber board. In FIG. 1, an animal sheet 1 has a water-impermeable membrane layer portion 2 at the bottom formed of 3 parts by weight of a polyethylene sheet, and a water-absorbing paper layer on the upper and lower surfaces on the water-impermeable membrane layer portion 2. The water-absorbing layer 4 is formed by arranging 20.3 parts by weight of a nonwoven fabric type plate-like superabsorbent fiber (150 g / m ² ) having the parts 3 and 5. On this water-absorbing layer 3, a first water-absorbing paper layer 5 made of 4.3 parts by weight of water-absorbing paper is provided, on which oolong tea extraction residual waste liquid prepared in Example 1 and prepared in Example 2 The water-permeable non-woven fabric layer 6 is formed by covering with 2.2 parts by weight of a polypropylene non-woven fabric 6 containing an equal amount of the mixed waste waste liquid obtained by mixing the same amount of the extracted black waste waste liquid. End 36
Is hot-melt bonded to the end of the lowermost polyethylene film 2 via a hot-melt adhesive to form an animal sheet. The heat of combustion of the animal sheets before use in this example was 5560 kilocalories (kcal / kg).
However, the heat of combustion of the sheets after wetting with 75 ml of simulated urine corresponding to the puppy's five urination volumes was 933 kcal / k.
g and does not result in poor combustion. The sanitary sheet of this example has a dry solid content of 2.5 g of a mixed extraction residual waste liquid obtained by mixing equal amounts of the oolong tea extraction residual waste liquid contained per 100 g of the nonwoven fabric and the black tea extraction residual waste liquid prepared in Example 2; Even after 72 hours, the growth of Escherichia coli, Pseudomonas aeruginosa, Staphylococcus aureus, Streptococcus and Legionella was inhibited.

Example 13 This example is an example in which the configuration of the sanitary sheet 1 shown in FIG. 1 is applied to animal sheets. In FIG. 1, a water-impermeable membrane layer 2 forming a bottom is provided with 3 parts by weight of a polyethylene film.
The second water-absorbing paper layer 3 is provided with parts by weight of water-absorbing paper, and 17.6 parts by weight of a particle size of 3 mm is provided on the second water-absorbing paper layer 3.
The water-absorbing layer 4 is formed of the following disposable diaper waste powder,
Further, a mixed leachate obtained by mixing equal amounts of the tea husk leachate containing oolong tea extraction residual waste liquid prepared in Example 4 and the tea husk leachate containing black tea extraction residual waste liquid prepared in Example 5 is mixed. The first water-absorbing paper layer part 5 is provided with 4.7 parts by weight of water-absorbing paper, on which a dried product of the tea husk leachate containing the oolong tea extraction residual waste liquid similarly prepared in Example 4 and Example 5 Covered with 2.8 parts by weight of a polypropylene nonwoven fabric containing a dry product of a mixed leachate obtained by mixing an equal amount of a tea husk leachate containing a black tea extraction residual waste liquid prepared in The end 36 of the polypropylene nonwoven fabric 6 is hot-melt bonded to the end of the lowermost water-impermeable membrane layer polyethylene film 2 via a hot-melt adhesive to form an animal sheet. Has been In the animal sheets of the present example, the heat of combustion before use was 6094 kcal / kcal.
g, but the heat of combustion remains at 1852 kca even after wetting with 75 ml of simulated urine corresponding to the puppy's five urination volumes.
l, the animal sheets of this example do not result in poor combustion.

Example 14 In FIG. 2, the sanitary sheet 1 is different from the sanitary sheet 1 shown in FIG. 1 in the structure of the water absorbing layer. In the sanitary sheet 1 of this example, the bottom portion is formed of the water-impermeable membrane layer portion 2, and the second water-absorbing paper layer portion 3 is formed on the water-impermeable membrane layer portion 2, On the water-absorbing paper layer 3, the waste material pulverized powder 7 containing the superabsorbent resin in an amount less than the required amount and the superabsorbent resin powder 8 for compensating for the shortage of the superabsorbent resin are used. Is formed thereon, the first water-absorbing paper layer 5 is disposed thereon, and the overlying layer is used to remove the oolong tea extraction residual effluent prepared in Example 1 and the oolong tea extraction residual effluent prepared in Example 2. A water-permeable nonwoven fabric layer portion 6 containing an equal amount of a liquid mixture of the tea husk leachate is disposed, and the end portion 36 of the water-permeable nonwoven fabric layer portion 6 is formed of the lowermost water-impermeable membrane layer portion 2. The sanitary sheet 1 is formed by being bonded or joined to the end by hot melt bonding or the like. In this example, the first water-absorbing paper layer 5, the water-absorbing layer 4, and the second water-absorbing paper layer 3 are stacked, embossed, and integrated into a sheet. The sanitary sheet of this example is a nonwoven fabric 1
The dry solid content of an equal mixture of the oolong tea extraction residual waste liquid per 100 g and the tea husk leachate containing the oolong tea extraction residual waste liquid prepared in Example 2 was 2.5 g, and after 72 hours, It inhibited the growth of Escherichia coli, Pseudomonas, Staphylococcus aureus, Streptococcus and Legionella.

Example 15 This example is an example in which the configuration of the sanitary sheet 1 shown in FIG. 2 is applied to a paper diaper for humans. In FIG. 2, 6.1
The water-impermeable membrane layer 2 is provided with a weight part of a polyethylene film, and the second water-absorbing paper layer 3 is provided on the water-impermeable membrane layer 2 with 4.2 parts by weight of water-absorbing paper. 34.1 parts by weight of the disposable diaper waste powder 7 having a superabsorbent resin content of 24% by weight and having a particle size of 3 mm or less is placed on the second water absorbent paper layer 3, and the disposable diaper waste powder is contained. 7, 11.7 parts by weight of the superabsorbent resin powder 8 is supplied to form a superabsorbent layer 4 having a superabsorbent resin content of 33% by weight. , 9.5 parts by weight of water-absorbing paper, the first water-absorbing paper layer part 5 is placed thereon, and on top of it, the extraction residual waste liquid of black tea prepared in Example 2 and the extraction residue of oolong tea prepared in Example 4 The water-permeable nonwoven fabric layer 6 is covered with 4.4 parts by weight of a polypropylene nonwoven fabric containing a mixture of the tea husk leachate containing waste liquid. Form, the ends of the polypropylene nonwoven fabric 6 is hot-melt adhesive through the lowermost layer of the ends of the polyethylene film 2 and the hot melt adhesive,
A paper diaper 1 for a person is formed. Also in this example,
As in the case of Example 14, the first water-absorbing paper layer, the water-absorbing layer, and the second water-absorbing paper layer are stacked, embossed, and integrated into a sheet. The heat of combustion of the disposable diaper for humans of this example before use is 5577 kilocalories (kcal) / kg, but the heat of combustion of the sheets after being wetted with 300 ml of pseudo urine, which corresponds to the amount of urine in one stroke. Is 536 kcal / kg, which does not result in poor combustion.

Example 16 This example is an example in which the configuration of the sanitary sheet 1 shown in FIG. 2 is applied to an animal sheet. In FIG. 2, the water-impermeable membrane layer 2 is provided with 3 parts by weight of polyethylene film, and the second water-absorbent paper layer with 2.1 parts by weight of water-absorbing paper is provided on the water-impermeable membrane 2. 16.9 parts by weight of the crushed disposable diaper powder 7 crushed to a particle size of 3 mm or less are placed on the second water-absorbent paper layer 3, and 3 parts by weight of The water-absorbing resin powder 8 is supplied to form the water-absorbing layer 4, and the first water-absorbing paper layer 5 is provided on the water-absorbing layer 4 with 4.7 parts by weight of water-absorbing paper. The water-permeable non-woven fabric layer 6 was covered with 2.7 parts by weight of a polypropylene non-woven fabric 6 containing a dried product of the leachate of tea husks containing the residual effluent of oolong tea prepared in Example 4. The end portion 36 of the polypropylene nonwoven fabric 6 is formed by hot-melting with the end portion of the lowermost polyethylene film 2. Animal sheets by hot melt adhesive through the Chakuzai is formed. In this example, as in the case of Examples 12 and 13, the first water-absorbing paper layer, the water-absorbing layer, and the second water-absorbing paper layer are stacked and embossed to form a sheet. It is integrated into. The disposable diaper powder used in this example had a polypropylene film covered by 20 weight percent. The heat of combustion of the animal sheets in this example before use is 5520 kcal / kg, but the heat of combustion of the sheets after wetting with 75 ml of simulated urine corresponding to the urination volume of the puppy five times is 2009 kcal / kg, Does not result in poor combustion.

Example 17 In this example, in the case of the animal sheets shown in Example 16, in place of the crushed powder of the disposable diaper, the crushed powder of the disposable diaper was classified to separate and collect the superabsorbent resin and the cottony pulp. This is an example of using the remaining classified product, that is, a classified product having a high water-absorbent resin content lower than the high water-absorbent resin content of the crushed disposable diaper powder before classification. In FIG. 2, the water-impermeable membrane layer 2 is provided with 3 parts by weight of a polyethylene film,
On the water-impermeable membrane layer portion 2, a second water-absorbing paper layer portion 3 is provided with 2.1 parts by weight of water-absorbing paper, and a particle size of 3 mm or less is provided on the second water-absorbing paper layer portion 3. 16.9 parts by weight of the classified product 7 having a low water-absorbent resin content of the crushed powder of disposable diaper waste is placed thereon, and 3 parts by weight of the high-water-absorbent resin powder is supplied thereon. Is formed on the water-absorbing layer 4.
The first water-absorbing paper layer part 5 is provided with 4.7 parts by weight of water-absorbing paper, on which the dried oolong tea extract residual waste liquid prepared in Example 1 and the green tea extract residual waste liquid prepared in Example 3 are placed. The dried nonwoven fabric is covered with 2.7 parts by weight of the polypropylene nonwoven fabric 6 containing the dried product to form a water-permeable nonwoven fabric layer portion 6, and the end portion 36 of the polypropylene nonwoven fabric 6 is the end portion of the lowermost polyethylene film 2. The animal sheet was formed by hot-melt bonding through the hot-melt adhesive to the part. Also in this example, for example, Examples 14 and 16
As in the case of the first water-absorbing paper layer, the water-absorbing layer and the second water-absorbing paper layer are stacked and embossed,
It is integrated into a sheet. The animal sheets in this example do not cause poor combustion even after being wetted with 75 ml of pseudo urine corresponding to the urination volume of a puppy five times.

Example 18 FIG. 3 shows a manufacturing process of the sanitary sheet 1 according to one embodiment of the present invention. The bottom of the sanitary sheet 1 is formed by the water-impermeable membrane layer 2 formed of a polyethylene film, and the water-absorbing paper is disposed on the water-impermeable membrane layer 2 to form the second water-absorbing paper layer 3. Then, the disposable diaper waste powder 7 is arranged in a layer, and the superabsorbent resin 8 is supplied thereon. The superabsorbent resin 8 is dispersed and mixed into the disposable diaper waste powder 7 to form a disposable diaper waste material. A water-absorbing layer portion 4 is formed together with the pulverized powder, and a water-absorbing paper is disposed on the water-absorbing layer portion 4 to form a first water-absorbing paper layer portion 5.
To form a water-permeable non-woven fabric layer 6 by covering with a polypropylene non-woven fabric containing a dried product of the oolong tea extraction residual waste liquid prepared in the above.

In FIG. 3, the lower water-absorbing paper supply roll 9 forming the second water-absorbing paper layer 3 is pulled out by the lower water-absorbing paper feed roller 10, and the paper diaper waste material pulverized powder 6 is removed.
To the supply roller 11. A crusher 14 is provided above the supply roller 11 for the crushed paper diaper waste powder 6 and connected to a supply unit 13 for the diaper waste material 12. The supplied diaper waste material 12 is supplied to the crusher 14 so as to have a particle size of 3 mm or less. The crushed paper diaper waste material crushed powder 6
Is adjusted so that the amount of the supplied disposable diaper waste material powder is constant, and is supplied from the supply roller 11 onto the second water-absorbent paper layer 3 of the lower water-absorbent paper. The second water-absorbent paper layer section 3 to which the disposable diaper waste material powder 6 has been supplied,
5, water is sprayed from the water sprayer 16 onto the disposable diaper waste material powder placed on the lower absorbent paper 3 in a fixed amount. The second water-absorbent paper layer 3 on which the crushed powder of the disposable diaper to which water has been sprayed is placed is sent to the spraying point 17 of the superabsorbent resin 8, and the high water-absorbing fiber 8 is sprayed at the spraying point 17. From the resin sprayer 18, the superabsorbent resin 8 is sprayed on the disposable diaper waste powder pulverized with water. The superabsorbent resin 8 sprayed on the disposable disposable diaper powder 7 is dispersed and mixed into the disposable disposable diaper powder during transportation to form the water-absorbing layer 4.

The second water-absorbing paper layer 3 in which the superabsorbent resin portion 8 is formed by dispersing the super-absorbent resin 8 on the disposable diaper waste powder 7 is used as the upper water-absorbing layer forming the first water-absorbing paper layer portion 5. The paper is fed to the paper supply point 19, and the upper water-absorbing paper is placed above the water-absorbing layer 4 from the upper water-absorbing paper supply roll 20. In this manner, the water-absorbing layer 4 has the second water-absorbing paper layer 3 disposed on the lower side, and the water-absorbing paper layer 5 disposed on the upper side. As described above, the laminate 21 having the water absorbing layer 4 in which the first and second water absorbing paper layers are arranged above and below is sent to the embossing machine 22 to form the emboss. The laminate 21 having the water-absorbing layer 4 on which the emboss is formed is sent to the mat cutter 23 and cut into the laminate 21 having the water-absorbing layer having a length of 450 mm. A polyethylene film 2 for a back film is supplied from below from a roll 24 of the polyethylene film 2 below the cut laminate 21 having the water absorbing layer portion, and the laminate 21 having the water absorbing layer portion 4 is a polyethylene film. Put on top of 2.
The laminate 21 having the water-absorbing layer portion on which the polyethylene film 2 is disposed as described above is placed at the position 25 where the polypropylene nonwoven fabric 6 containing the dried oolong tea extract residual waste liquid prepared in Example 1 is covered. Sent.

On the other hand, the polypropylene nonwoven fabric 6 containing the dried oolong tea extraction waste liquid is sent from the roll 26 of the polypropylene nonwoven fabric 6, and the hot melt adhesive is supplied from the sprayer 27 on the way to the bonding portion of the polypropylene nonwoven fabric 6. Sprayed. The polypropylene nonwoven fabric 6 onto which the hot melt adhesive has been sprayed is placed on the laminate 21. The laminate of the water-absorbing layer on which the polypropylene nonwoven fabric is placed is sent to the side seal machine 28, and both sides are pressed and bonded with a hot melt adhesive. The laminate having both sides bonded together is used as an end seal machine 29.
To the product cutter 3
0, cut to a predetermined size and sent as a product. The product cut by the product cutter 30 is transferred to the transport path 31.
Is folded by a folding machine and packaged by a packaging machine before being shipped.

In this embodiment, an example of the non-woven fabric layer portion formed of a non-woven fabric containing a dried oolong tea residual waste liquid is shown. Nonwoven fabric containing dry matter of tea husk leachate containing residual effluent extracted from tea, nonwoven fabric containing dry matter of tea husk leachate containing black tea extract residual effluent and black tea extract residual effluent, black tea extract residual liquor, black tea extraction Non-woven fabric containing tea leaves leachate containing residual waste liquid and dried oolong tea extraction residue, leachate containing oolong tea extraction residual waste liquid, tea husk leachate containing oolong tea extraction residual waste liquid, black tea extraction residual waste liquid Use a non-woven fabric layer formed of a non-woven fabric containing a dried product of a tea husk leachate containing black tea and black tea extraction residual waste liquid It is possible. Further, in addition to the above nonwoven fabric, a nonwoven fabric containing two or more dried products of oolong tea, a dried product of black tea or green tea extract residual waste or a dried product of tea husk leachate containing oolong tea, black tea or green tea extract residual waste solution Thus, the nonwoven fabric layer can be used.

Example 19 The sanitary sheet 1 shown in FIG. 4 is separated from the sanitary sheet 1 shown in FIGS. 1 and 2 by a third water-absorbing paper layer, and the water-absorbing layer is formed in two layers, upper and lower. It is different in that it is. Also in the sanitary sheet 1 of this example, similarly to the example of FIGS. 1 and 2, the bottom portion is formed of the water-impermeable film layer portion 2, and the second water-absorbing film layer is formed on the water-impermeable film layer portion 2. A paper layer portion 3 is formed, and the top portion is formed of, for example, a water-permeable nonwoven fabric layer portion 6 containing a dried product of the tea husk leachate containing the extracted residual waste liquid of oolong tea prepared in Example 2 above. . In this example, on the second water-absorbing paper layer 3, a lower water-absorbing layer 3 containing a high amount of water-absorbing resin and a crushed powder of disposable diapers.
2 is formed thereon, a third water-absorbing paper layer 33 is disposed thereon, and an upper water-absorbing layer 34 is formed so as to cover the third water-absorbing paper layer 33. In this example, the end 35 of the second water-absorbing paper layer portion
Is folded over the end of the third water absorbent paper layer so as to press the third water absorbent paper layer 33. Also in this example, the end 36 of the water-permeable nonwoven fabric layer 6 is used.
Is bonded or bonded to the end of the water-impermeable membrane layer portion 2 as the lowermost layer by hot melt bonding or the like, thereby forming a sanitary sheet 1. Also in this example, the first water-absorbing paper layer 5, the upper water-absorbing layer 3, and the second water-absorbing paper layer 3 are overlapped and embossed similarly to the embodiment of FIGS. And are integrated into a sheet.

Example 20 In FIG. 4, the water-impermeable membrane layer 2 was provided with 3 parts by weight of a polyethylene film.
2. The second water-absorbing paper layer 3 is provided with 2.1 parts by weight of water-absorbing paper, and the disposable diaper waste material powder 7 crushed to a particle size of 3 mm or less is provided on the second water-absorbing paper layer 3. 9 parts by weight are placed, and 3 parts by weight of the highly water-absorbent resin powder 8 is supplied thereon to form a lower water-absorbent layer 32, on which
The third water-absorbing paper layer 33 is provided with 4.7 parts by weight of water-absorbing paper, and 16.9 parts by weight of the disposable diaper waste powder 7 crushed to a particle size of 3 mm or less is placed thereon. above,
The upper water-absorbing layer 34 is formed by supplying 2 parts by weight of the highly water-absorbent resin powder 8. On the upper water-absorbing layer 34, a first water-absorbing paper layer 5 made of 4.3 parts by weight of water-absorbing paper is provided, on which the oolong tea extracted residual waste liquid prepared in Example 2 is contained. The nonwoven fabric layer portion 6 is formed by covering with 2.7 parts by weight of a polypropylene nonwoven fabric 6 containing a dried product of the leachate of the tea hulls. The sheet for animals was formed by hot-melt bonding to the edge of the film 2 via a hot-melt adhesive. Also in this example, the first water-absorbing paper layer, the water-absorbing layer, and the second water-absorbing paper layer are stacked, embossed, and formed into a sheet in the same manner as in Examples 5 to 10. It is integrated into. The animal sheets in this example correspond to the urination volume of the puppy five times.
Even after wetting with 5 ml of simulated urine, it does not result in poor combustion. The sanitary sheet of this example has a dry solid content of 2.5 g of a leachate of a tea hull containing oolong tea extract residual waste liquid contained per 100 g of the nonwoven fabric, and after 72 hours, Staphylococcus aureus, Streptococcus and Legionella bacteria Growth was inhibited.

EXAMPLE 21 FIG. 5 shows a sanitary sheet manufacturing process of another embodiment different from the sanitary sheet manufacturing process shown in FIG. 3 of the present invention. The bottom of the sanitary sheet 1 is formed by the water-impermeable membrane layer 2 formed of a polyethylene film, and the water-absorbing paper is disposed on the water-impermeable membrane layer 2 to form the second water-absorbing paper layer 3. Then, a layered lower water-absorbing layer portion 32 made of the disposable diaper waste powder and the highly water-absorbent resin is formed thereon, and a water-absorbing paper is disposed thereon to form a third water-absorbing paper layer portion 33.
Is formed thereon, and a layered upper water-absorbing layer portion 34 made of the disposable diaper waste powder and the superabsorbent resin is formed thereon. On the upper water-absorbing layer portion 34, a water-absorbing paper is disposed, A water-absorbing paper layer portion 5 is formed, and the water-absorbing paper layer portion 5 is formed thereon.
By forming a water-permeable non-woven fabric layer portion 6 by covering with a polypropylene non-woven fabric containing a dried product of the leachate of the tea hull containing the residual effluent of the extraction of oolong tea prepared in the above.

In FIG. 5, the lower water-absorbing paper roll 9 forming the second water-absorbing paper layer 3 is pulled out by the lower water-absorbing paper feed roller 10 and is supplied to the first supply roller for the disposable diaper waste material pulverized powder 7. 11 is sent below. Above the first supply roller 11 of the disposable diaper waste powder 7, there is provided a first crusher 14 connected to a first supply unit 13 of the disposable diaper waste material 12, and the supplied diaper waste material 12 is first pulverized. The crushed paper diaper waste powder 7 is supplied from the first supply roller 11 onto the lower water-absorbing paper, and forms the second water-absorbing paper layer 3. The supplied diaper waste material pulverized powder 7 is adjusted and supplied on the second water-absorbent paper layer 3 formed of the lower absorbent paper such that the amount of the disposable diaper waste material pulverized powder 7 is constant. You. The second water-absorbent paper layer 3 to which the disposable diaper waste powder is supplied is sent to the water spraying point 15, and water is sprayed from the water sprayer 16 onto the second diaper waste powder on the second water-absorbent paper layer 3. Sprayed. The second water-absorbing layer 3 on which the disposable diaper waste powder 7 on which water has been sprayed is placed,
7, the water-sprayed disposable diaper waste material pulverized powder 7,
Along with the second water-absorbing layer 3, the spraying location 1 of the superabsorbent resin 8
The super-water-absorbent resin 8 is sprayed from the super-water-absorbent resin spraying machine 18. The superabsorbent resin 8 sprayed on the disposable diaper waste powder 7 is dispersed and mixed in the disposable diaper waste powder 7.

The superabsorbent resin 8 is sprayed on the disposable diaper waste powder 7 to form a lower absorbent layer 32 of the disposable diaper powder and the superabsorbent resin. The paper is sent to the supply point 37 of the intermediate water-absorbing paper forming the paper layer part 33. On the other hand, the intermediate water-absorbing paper forming the third water-absorbing paper layer portion 33 is sent from the intermediate water-absorbing paper roll 38 to the intermediate water-absorbing paper supply point 37, where it is guided by the intermediate water-absorbing paper supply roller 39. , The intermediate absorbent paper is the lower absorbent layer 3
Put on top of 2. Second water-absorbing paper layer 3 having a third water-absorbing paper layer 33 formed on the lower water-absorbing layer 32
Is sent to the folding machine 40, where it is pressurized, and the end 35 of the second water-absorbing paper layer 3 is bent over the third water-absorbing paper layer 33, so that the third water-absorbing paper layer 33 To stabilize.
The end 35 of the second water-absorbing paper layer 3 is connected to the third water-absorbing paper layer 33
The second water-absorbing paper layer portion 3 folded above is sent below the second supply roller 41 of the disposable diaper waste material pulverized powder 7. A second pulverizer 43 is provided above the second supply roller 41 of the crushed paper diaper waste powder 7 and connected to the second supply unit 42 of the waste diaper waste 12.
Is crushed by the second crusher 43 to a particle size of 3 mm or less, and the crushed disposable diaper waste powder 7 is supplied from the second supply roller 41 onto the third water-absorbing paper layer 33, and the crushed disposable diaper waste powder 7 It is supplied in a regulated amount.
The second water-absorbing paper layer 3 to which the crushed disposable diaper powder 7 has been supplied onto the third water-absorbing paper layer 33 is sent to the second water spraying point 44, where water is discharged from the second water sprayer 45. Is sprayed on the disposable diaper waste material pulverized powder 7 formed on the third water-absorbent paper layer 33. The second water-absorbing paper layer 3 on which the disposable diaper waste material pulverized powder 7 is placed on the third water-absorbing paper layer 33 onto which water has been sprayed,
The second dispersing machine for the superabsorbent resin is sent to the second dispersing portion 46 of the superabsorbent resin 8 and sprayed with water on the disposable diaper waste powder 7 on the third absorbent layer 33. From 47, the superabsorbent resin 8 is sprayed. The superabsorbent resin 8 sprayed on the disposable disposable diaper powder 7 is dispersed and mixed in the disposable disposable diaper powder 7, and the upper water-absorbing layer 34 containing the disposable disposable diaper powder and the superabsorbent resin has a third water absorbing property. It is formed on the paper layer part 33. The second water absorbent paper layer 3 on which the upper water absorbent paper layer 34 is formed is sent to the supply point 19 of the upper water absorbent paper 5, where the upper water absorbent paper 5 is placed. The second water-absorbing paper layer 3 on which the upper water-absorbing paper 5 is placed is sent to an embossing machine 22 to form an emboss. The laminate 21 in which the embossed water-absorbing layer portion is integrally formed has first to third water-absorbing paper layer portions 3, 5 and 33, and the second water-absorbing paper layer portion 3 and the third The lower water-absorbing layer 32 is formed between the water-absorbing paper layers 33, and the first water-absorbing paper layer 3 and the third water-absorbing paper layer 33 are formed.
The upper water-absorbing layer 34 is formed between them. The laminate 21 thus formed is sent to the mat cutter 23 and cut into a length of 450 mm. Below the cut laminate 21, a polyethylene film 2 for a back film is rolled from below onto a roll 2 of the polyethylene film 2.
4, the laminate 21 is placed on the polyethylene film 2 to form a polypropylene nonwoven fabric 6 containing a dried product of the tea husk leachate containing the oolong tea extraction residual waste liquid prepared in Example 2. It is sent to the place 25 to cover.

The polypropylene non-woven fabric layer 6 made of a polypropylene non-woven fabric containing a dried product of the tea husk leachate containing the oolong tea extraction residual waste liquid is sent from a roll 26, and a hot melt adhesive is supplied to a sprayer 27 on the way.
Is sprayed onto both side ends 36 of the bonded portion of the polypropylene nonwoven fabric layer 6. The polypropylene nonwoven fabric layer portion 6 onto which the hot melt adhesive has been sprayed is placed on the laminate 21. The laminate on which the polypropylene nonwoven fabric layer 6 is placed is sent to the side seal machine 28, and both sides are pressed and bonded with a hot melt adhesive. The laminate 21 to which the both ends 36 are adhered is sent to the end sealing machine 29 and adhered at both longitudinal ends, and the product cutter 30 is attached.
To be cut into predetermined dimensions and sent as a product.
The product cut by the product cutter 30 is folded by the folding machine along the transport path 31 and packaged by the packaging machine before being shipped.

In this example, an example of a non-woven fabric layer portion formed of a non-woven fabric containing a dried product of a leaching solution of tea leaves of oolong tea containing extraction waste liquid of oolong tea prepared in Example 2 was described. Oolong tea, prepared in
Use a dried product of black tea or green tea extracted residual waste liquid, a dried product of oolong tea, a tea shell leachate containing extracted residual waste liquid of black tea or green tea, or a nonwoven fabric layer formed of a nonwoven fabric containing at least one of these dried products. be able to. Further, in this example, the upper water-absorbing layer and the lower water-absorbing layer are both mixed with crushed powder of disposable diapers and a high water-absorbing resin. In order to increase the absorption speed, the upper water-absorbing layer can be made of only the disposable diaper waste powder. Further, the composition of the upper water absorbing layer and the lower water absorbing layer can be changed according to the purpose.

[0055]

According to the present invention, the sanitary sheet is a water-permeable material containing a dried product of one or more tea extraction residual waste liquids and / or a dried product of a tea husk leachate containing one or more tea extraction residual waste liquids. Since the upper surface is formed by the nonwoven fabric layer portion, the tea extract leachate contained in the sanitary sheet and / or the dried tea husk leachate containing the tea extract residual waste contained in the sanitary sheet, as compared to the conventional sanitary sheet , The odor of sweat and the like is suppressed, and the moisture and the proliferation of bacteria due to perspiration can be suppressed, and the sanitary state can be maintained for a long time.

In the present invention, the sanitary sheets are
A water-permeable nonwoven fabric layer forming the upper surface, a plastic water-impermeable membrane forming the lower surface, a water-absorbing first paper layer positioned in contact with the lower surface of the nonwoven fabric layer, A mixed layer portion of the water-absorbing resin and the water-absorbing material powder positioned in contact with the lower surface of the paper layer portion, and a water-absorbing second paper layer portion positioned in contact with the lower surface of the mixed layer portion; The impermeable membrane part is
A tea husk that is disposed below the second paper layer portion and that contains the dried product of at least one tea extraction residual waste liquid and / or the at least one tea extraction residual waste liquid in the nonwoven fabric layer portion. Since it contains a dried leachate, it does not wet the appearance due to excreted urine, and can reduce the smell due to urine and body odor, as compared to conventional disposable diapers and animal sheets. It can be used at rest, at bedtime, or at excretion to keep the surroundings in good hygiene.

In the present invention, a dried product of one or more tea-extracted residual effluents and / or a dried product of tea husk leachate containing one or more tea-extracted residual effluents is contained in sanitary sheets. As it suppresses the growth of bacteria during the use of tea, a large amount of tea extraction residual waste liquid and tea husk containing tea extraction residual waste liquid will be used as a raw material,
Conventionally, waste liquid that has been treated by activated sludge treatment or the like can be effectively used, so that the waste and waste liquid treatment steps that occur during the production of canned drinks and instant tea can be omitted, and for example, disposable diaper waste materials can be effectively used.

[Brief description of the drawings]

FIG. 1 is an explanatory view of an animal sheet according to an embodiment of the present invention.

FIG. 2 is an explanatory view of an animal sheet according to another embodiment of the present invention.

FIG. 3 is a schematic process diagram showing a process of manufacturing the sanitary sheet of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sanitary sheet, human paper diaper, animal sheet 2 Upper water-absorbing paper, 1st water-absorbing paper layer 3 High water-absorbing polymer sheet 4 Water-absorbing layer 5 Lower water-absorbing paper, 2nd water-absorbing paper layer 6 Polypropylene nonwoven fabric 7 Disposable diaper paper waste powder 8 Highly water-absorbent resin 9 Roll of lower absorbent paper 10 Roller of lower absorbent paper 3 11 Crushed supply roller of disposable diaper waste powder 7 Disposable diaper waste 13 Disposable diaper supply unit 14 Crusher 15 Water Spraying point 16 Water atomizer 17 Spraying point of superabsorbent resin 18 Sprayer of superabsorbent resin 19 Supply point of upper absorbent paper 4 20 Roll of upper absorbent paper 21 Laminate 22 Embossing machine 23 Mat cutter 24 Polyethylene film 2 Roll 25 Place where polypropylene nonwoven fabric 5 is put on 26 Roll of polypropylene nonwoven fabric 27 Hot melt adhesive sprayer Reference Signs List 8 side sealer 29 end sealer 30 product cutter 31 transport path 32 lower water absorbing layer 33 third water absorbing layer 34 upper water absorbing layer 35 end of second water absorbing paper layer 3 36 nonwoven fabric layer 3 End 37 of the intermediate absorbent paper supply point 38 Roll of the intermediate absorbent paper 39 Supply roller of the intermediate absorbent paper 40 Folding machine 41 Second supply roller 42 Second supply part of paper diaper waste 43 Second crusher 44 Second water spraying part 45 second water sprayer 46 second spraying position of superabsorbent resin 8 47 second sprayer of superabsorbent resin 8

[Procedure amendment]

[Submission date] November 20, 1998 (1998.11.
20)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Brief description of drawings

[Correction method] Change

[Correction contents]

[Brief description of the drawings]

FIG. 1 is an explanatory view of an animal sheet according to an embodiment of the present invention.

FIG. 2 is an explanatory view of an animal sheet according to another embodiment of the present invention.

FIG. 3 is an explanatory view of an animal sheet according to still another embodiment of the present invention.

FIG. 4 is a schematic process diagram showing a process for producing the animal sheets of the present invention.

FIG. 5 is a schematic process diagram showing another process for producing the animal sheets of the present invention. Corresponding portions in FIGS. 1 to 5 are denoted by the same reference numerals.

[Description of Signs] 1 Sanitary sheets, human paper diapers, sheets for animals 2 Upper water-absorbing paper, first water-absorbing paper layer 3 High water-absorbing polymer sheet 4 Water-absorbing layer 5 Lower water-absorbing paper, second water-absorbing paper Layer part 6 Polypropylene nonwoven fabric 7 Disposable paper diaper crushed powder 8 Highly water-absorbent resin 9 Roll of lower absorbent paper 10 Roller of lower absorbent paper 3 11 Crushed supply roller of diaper waste powder 7 12 Disposable diaper 13 Disposable diaper supply DESCRIPTION OF SYMBOLS 14 Crusher 15 Water spraying part 16 Water sprayer 17 Spraying point of superabsorbent resin 18 Sprayer of superabsorbent resin 19 Supply point of upper absorbent paper 4 20 Roll of upper absorbent paper 21 Laminate 22 Embossing machine 23 Mat cutter 24 Roll of polyethylene film 2 25 Place where polypropylene non-woven fabric 5 is put 26 Roll of polypropylene non-woven fabric 27 Hot melt Adhesive sprayer 28 Side sealer 29 End sealer 30 Product cutter 31 Conveyance path 32 Lower water-absorbent layer 33 Third water-absorbent layer 34 Upper water-absorbent layer 35 End of second water-absorbent paper layer 3 36 Non-woven fabric End part of layer part 3 37 Supply point of intermediate absorbent paper 38 Roll of intermediate absorbent paper 39 Supply roller of intermediate absorbent paper 40 Folding machine 41 Second supply roller 42 Second supply part of paper diaper waste material 43 Second crusher 44 Second Water spraying point 45 Second water sprayer 46 Second spraying point 8 of superabsorbent resin 47 Second sprayer of superabsorbent resin 8

Claims (21)

[Claims] 1. A water-permeable nonwoven fabric layer forming an upper surface,
A plastic water-impermeable membrane forming the lower surface, a water-absorbing first paper layer positioned in contact with the lower surface of the nonwoven fabric layer, and a water-absorbing film positioned in contact with the lower surface of the first paper layer A water-absorbing layer portion containing a resin and a water-absorbing material powder, and a water-absorbing second paper layer portion located in contact with the lower surface of the water-absorbing layer portion, wherein the water-impermeable membrane portion, A sanitary sheet which is disposed below a second paper layer portion, wherein the non-woven fabric layer portion contains a dried product of a residual tea extraction waste liquid. 2. A water-permeable nonwoven fabric layer forming an upper surface,
A plastic water-impermeable membrane forming the lower surface, a water-absorbing first paper layer positioned in contact with the lower surface of the nonwoven fabric layer, and a water-absorbing film positioned in contact with the lower surface of the first paper layer A water-absorbing layer portion containing a resin and a water-absorbing material powder, and a water-absorbing second paper layer portion located in contact with the lower surface of the water-absorbing layer portion, wherein the water-impermeable membrane portion, A sanitary sheet which is disposed below a second paper layer portion, wherein the non-woven fabric layer portion contains a dried product of a residual tea extraction waste liquid and a dried product of a tea shell leachate. 3. A water-absorbing third paper layer portion is provided between the water-absorbing first paper layer portion and the second paper layer portion, and the water-absorbing third paper layer portion is provided between the first paper layer portion and the third paper layer portion. A first water-absorbing layer containing a resin and a water-absorbing material powder, and a second water-absorbing material containing the water-absorbing resin and the water-absorbing material powder between a second paper layer and a third paper layer. The sanitary sheet according to claim 1, further comprising a layer portion. 4. A water-absorbent layer portion containing a water-absorbent resin and a water-absorbent material powder located in contact with a lower surface of a first paper layer portion is formed of a mixture of a water-absorbent resin and a water-absorbent material powder. The sanitary sheet according to any one of claims 1 to 3, characterized in that: 5. A water-absorbing layer portion containing a water-absorbent resin or a water-absorbent fiber crushed product and a water-absorbing material powder, which is located in contact with the lower surface of the first paper layer portion, is in contact with the lower surface of the first paper layer portion. And a mixed layer portion of the water-absorbing resin and the water-absorbing material powder positioned at a predetermined position, and a water-absorbing material powder layer portion positioned in contact with the lower surface of the mixed layer portion. The sanitary sheets according to any one of the above. 6. The water-absorbent material powder is a crushed disposable diaper or a classified product thereof, a crushed sanitary napkin waste material or a classified product thereof, a crushed milk band waste material or a classified product thereof, a crushed waste urine pad material or a classified product thereof. product,
It is characterized in that it is a crushed wood pulp, a crushed waste paper pulp, a crushed wood crushed paper such as wood flour, paper powder or titanium paper or punched swarf, or a mixture with a mixture of two or more of these. A sanitary sheet according to any one of claims 1 to 5. 7. The nonwoven fabric layer portion is made of plastic fiber, plastic fiber waste material, rayon fiber, rayon fiber waste material,
The pulp, pulp waste material, polyamide fiber, polyamide fiber waste material, polyester fiber or polyester fiber waste material formed of two or more nonwoven fabrics or two or more fibers or fiber waste material according to claim 1 or 2, The described hygiene sheets. 8. The water-absorbent resin includes a super-absorbent resin, a super-absorbent resin waste material, a water-absorbent fiber or a crushed material thereof, a water-absorbent fiber waste material or a crushed material thereof, or a mixture of two or more thereof. 6. The method according to claim 1, wherein
The sanitary sheets according to any one of the above. 9. The dried product of the tea-extracted residual effluent is the dried product of the green tea-extracted residual effluent, the dried product of the oolong tea-extracted residual effluent, the dried product of the black-extracted residual effluent, or a mixture of two or more of these tea-extracted residual effluents. The sanitary sheet according to claim 1 or 2, which is a dried product. 10. The dried product of the leachate of the tea husk is the dried product of the leachate of the green tea leaves, the dried product of the leachate of the oolong tea leaves, the dried product of the leachate of the black tea leaves, or two or more of these leachates. The sanitary sheet according to claim 1 or 2, which is a mixture of dried products. 11. A water-absorbing second paper layer portion is formed by disposing at least one sheet of water-absorbing paper on the water-impermeable membrane member, and a water-absorbing resin is formed on the second paper layer portion. And forming a water-absorbing layer portion containing a water-absorbing material powder, on the water-absorbing layer portion,
At least one sheet of water-absorbing paper is arranged to form a water-absorbing first paper layer portion, and a nonwoven fabric layer portion forming an upper surface by arranging a water-permeable nonwoven fabric on the first paper layer portion is formed. In the method of manufacturing a sanitary sheet for manufacturing a sanitary sheet, the nonwoven fabric layer portion is manufactured by adhering a tea extract residual waste liquid separated from a tea husk to the nonwoven fabric and drying the nonwoven fabric to which the tea extract residual waste liquid has adhered. A method for producing a sanitary sheet, comprising: 12. A water-absorbing second paper layer is formed by disposing at least one sheet of water-absorbing paper on the water-impermeable membrane member, and a water-absorbing resin is formed on the second paper layer. And forming a water-absorbing layer portion containing a water-absorbing material powder, on the water-absorbing layer portion,
At least one sheet of water-absorbing paper is arranged to form a water-absorbing first paper layer portion, and a nonwoven fabric layer portion forming an upper surface by arranging a water-permeable nonwoven fabric on the first paper layer portion is formed. In the method for producing sanitary sheets, the non-woven fabric layer is heated to a temperature higher than room temperature or higher than room temperature by 10 times or less by weight of the tea shell containing the tea extract residual waste liquid. The tea leaching solution containing the tea extract residual waste liquid produced by leaching with water is adhered to a nonwoven fabric, and the tea husk leachate containing the tea extraction residual waste solution is dried to produce a nonwoven fabric attached thereto. Method of manufacturing sanitary sheets. 13. A water-absorbing second paper layer is formed by arranging at least one sheet of water-absorbing paper on the water-impermeable membrane member, and a water-absorbing resin is formed on the second paper layer. And forming a water-absorbing layer portion containing a water-absorbing material powder, on the water-absorbing layer portion,
At least one sheet of water-absorbing paper is arranged to form a water-absorbing first paper layer portion, and a nonwoven fabric layer portion forming an upper surface by arranging a water-permeable nonwoven fabric on the first paper layer portion is formed. In the method of manufacturing a sanitary sheet for manufacturing sanitary sheets, the non-woven fabric layer portion includes a tea extraction residual waste liquid separated from the tea husk and a tea hull containing the tea residual waste liquid, which is not more than 10 times the weight of the tea husk in room temperature water. Alternatively, the tea leaching solution produced by leaching with heated water heated to a temperature higher than room temperature is adhered to the nonwoven fabric as it is or mixed, and the tea leaching solution containing these tea extraction residual effluents adheres. A method for producing a sanitary sheet, characterized by being produced by drying a dried nonwoven fabric. 14. A first paper layer, a second paper layer, and a water-absorbing layer provided between the first paper layer and the second paper layer, the water-absorbing layer being provided on the second paper layer. Forming a water-absorbing layer portion containing a resin and a water-absorbing material powder, forming at least one sheet of water-absorbing paper on the water-absorbing layer portion to form a water-absorbing third paper layer portion; Form a water-absorbing layer containing a water-absorbing resin and a water-absorbing material powder on the third paper layer, and place at least one or more water-absorbing papers on the water-absorbing layer to absorb water. The method for producing a sanitary sheet according to any one of claims 11 to 13, wherein the method is produced by forming the first paper layer portion. 15. The water-absorbent material powder is a crushed disposable diaper or a classified product thereof, a crushed sanitary napkin waste or a classified product thereof, a crushed milk pad waste or a classified product thereof, a crushed urine absorbing pad or a classified product thereof. Products, crushed wood pulp, crushed waste paper pulp, wood flour,
The sanitary sheet according to any one of claims 11 to 14, wherein the sanitary sheet is a crushed product of paper powder, waste paper such as titanium paper waste or punch waste, or a mixture with a mixture of two or more thereof. Manufacturing method. 16. The nonwoven fabric layer portion is made of plastic fiber, plastic fiber waste material, rayon fiber, rayon fiber waste material, polyester fiber, polyester fiber waste material, pulp fiber, pulp fiber waste material, polyimide fiber or polyimide fiber waste material, or two or more of these. The method for manufacturing a sanitary sheet according to any one of claims 11 to 13, wherein the method is made of a manufactured nonwoven fabric. 17. The water-absorbent resin includes a superabsorbent resin, a superabsorbent resin waste material, a superabsorbent fiber or a crushed product thereof, a superabsorbent fiber waste material or a crushed product thereof, or a mixture of two or more thereof. The method for producing a sanitary sheet according to any one of claims 11 to 14, wherein the method comprises the steps of: 18. A mixed liquid of a tea extraction residual waste liquid and a tea husk leachate containing the tea extraction residual waste liquid, the tea husk containing the tea extraction residual waste liquid being at normal temperature not more than 5 times the weight of the tea shell by weight. The method according to any of claims 11 to 13, wherein the tea extract residual waste liquid separated from the tea husk is mixed with water or a leachate produced by leaching with heated water heated to a temperature higher than room temperature. A method for producing a sanitary sheet according to any one of the preceding claims. 19. A water-absorbing layer portion containing a water-absorbing resin and a water-absorbing material powder, wherein the water-absorbing material powder is arranged on the second paper layer portion, and from the arranged water-absorbing material powder, The powdery water-absorbent resin is added, and the powdery water-absorbent resin is mixed into the water-absorbent material powder to produce the powdery water-absorbent resin. The method according to any one of claims 11 to 14, wherein: Sanitary sheets. 20. The dried product of the tea-extracted residual effluent is the dried product of the green tea-extracted residual effluent, the dried product of the oolong tea-extracted residual effluent, the dried product of the tea-extracted residual effluent, or the dried product of two or more of these tea-extracted residual effluents The method for producing a sanitary sheet according to claim 1, 2, 3, or 18, which is a mixture of: 21. A dried product of a tea leaching solution containing a residual tea effluent, a dried product of a green tea tasting solution containing a green tea extracted residual effluent, and an oolong tea product leaching solution containing an oolong tea extracted residual effluent. 19. A dried product of black tea leaves or a dried product of tea leaves exudates containing black tea extract residual waste liquid, or a mixture of two or more dried tea leaves exudates. Sanitary sheets described in 1.