阅读说明：本技术 一种全降解透气抗菌型纸尿裤 (Full-degradable breathable antibacterial paper diaper ) 是由 俞小惠 王可义 于 2021-09-01 设计创作，主要内容包括：本发明提供一种全降解透气抗菌型纸尿裤,包括纸尿裤主体,所述纸尿裤主体一端设有左右腰贴,所述纸尿裤主体的另一端设有弹性腰围,所述纸尿裤主体两侧设有防漏隔边,所述防漏隔边内固定有腿围皮筋,所述纸尿裤主体包括透液性面层、设置于透液性面层下侧的吸收芯体以及设置于吸收芯体下侧的可降解防漏底层,所述透液性面层包括第一可降解渗透面层以及设置于第一可降解渗透面层下侧的第二可降解渗透面层,所述吸收芯体包括第一可降解导流层、设置于第一可降解导流层下侧的可降解超吸水纤维层和设置可降解超吸水纤维层下侧的第二可降解阻尼层,该纸尿裤各层结构均采用可降解材料,产品使用完毕后埋藏在土壤里即可生物降解,不会对环境造成污。(The invention provides a fully-degradable breathable antibacterial paper diaper which comprises a paper diaper main body, wherein one end of the paper diaper main body is provided with a left waist sticker and a right waist sticker, the other end of the paper diaper main body is provided with an elastic waistline, two sides of the paper diaper main body are provided with leakproof isolation edges, leg surrounding rubber bands are fixed in the leakproof isolation edges, the paper diaper main body comprises a liquid-permeable surface layer, an absorption core body and a degradable leakproof bottom layer, the absorption core body is arranged on the lower side of the liquid-permeable surface layer, the liquid-permeable surface layer comprises a first degradable permeable surface layer and a second degradable permeable surface layer, the second degradable permeable surface layer is arranged on the lower side of the first degradable permeable surface layer, the absorption core body comprises a first degradable flow guide layer, a degradable super-absorbent fiber layer and a second degradable damping layer, the degradable super-absorbent fiber layer is arranged on the lower side of the first degradable flow guide layer, and the structures of the paper diaper all adopt degradable materials, the product can be biodegraded after being buried in soil after being used, and cannot pollute the environment.)

1. The utility model provides a full degradation antibiotic type panty-shape diapers that breathe freely, includes panty-shape diapers main part (1), waist subsides (2) about panty-shape diapers main part (1) one end is equipped with, the other end of panty-shape diapers main part (1) is equipped with elastic waistline (3), panty-shape diapers main part (1) both sides are equipped with the leak protection and separate limit (4), the leak protection separates limit (4) internal fixation and has leg to enclose rubber band (5), its characterized in that: panty-shape diapers main part (1) includes liquid-permeable surface course (11), sets up in absorption core (12) of liquid-permeable surface course (11) downside and sets up in degradable leak protection bottom layer (13) of absorbing core (12) downside, liquid-permeable surface course (11) include first degradable infiltration surface course (111) and set up in second degradable infiltration surface course (112) of first degradable infiltration surface (111) layer downside, absorb core (12) including first degradable water conservancy diversion layer (121), set up in degradable super absorbent fibre layer (122) of first degradable water conservancy diversion layer (121) downside and set up second degradable damping layer (123) of degradable super absorbent fibre layer (122) downside.

2. The fully degradable breathable antibacterial diaper according to claim 1, characterized in that: all the layers of the fully-degradable breathable antibacterial paper diaper are bonded through degradable hot melt adhesive.

3. The fully degradable breathable antibacterial diaper according to claim 2, characterized in that: the first degradable permeable surface layer (111) is made of chitosan fibers, and the second degradable permeable surface layer (112) is made of polylactic acid fibers.

4. The fully degradable breathable antibacterial diaper according to claim 3, characterized in that: the fiber fineness range of the first degradable permeable surface layer (111) is 1.0-1.5D, the fiber fineness range of the second degradable permeable surface layer (112) is 2-3D, and the first degradable permeable surface layer (111) and the second degradable permeable surface layer (112) are reinforced through a spunlace process.

5. The fully degradable breathable antibacterial diaper according to claim 4, characterized in that: the thickness range of the first degradable permeable surface layer (111) is 0.30-0.50 mm, and the gram weight range is 35-60 g per square meter; the thickness range of the second degradable permeable surface layer (112) is 0.06-0.08 mm, and the gram weight range is 5-16 g per square meter.

6. The fully degradable breathable antibacterial diaper according to claim 5, wherein: the first degradable diversion layer (121) is made of polylactic acid fibers, and the second degradable damping layer (123) is made of polylactic acid fibers.

7. The fully degradable breathable antibacterial diaper according to claim 6, characterized in that: the fiber fineness range of the first degradable flow guide layer (121) is 3-6D, and the fiber fineness range of the second degradable damping layer (123) is 3-5D.

8. The fully degradable breathable antibacterial diaper according to claim 7, characterized in that: the degradable leakproof bottom layer (13) is made of a polylactic acid microporous breathable film and is provided with micropores of about 1 mu m.

9. The fully degradable breathable antibacterial diaper according to claim 8, characterized in that: the degradable leakproof bottom layer (13) has the gram weight range of 14-18 g/square meter, the air permeability range of 4000-6000/L.m < -2 >. s < -1 >, and the water vapor permeability range of 170-180 g/m2 x 24 h.

Technical Field

The invention relates to the technical field of paper diapers, in particular to a fully-degradable breathable antibacterial paper diaper.

Background

The basic development directions of the baby diapers at present are mainly soft, comfortable, dry and breathable, and adverse reactions such as red buttocks and the like are not generated in the using process of the baby diapers. The main reasons for the generation of the red buttocks of the baby are that the diaper is too wet due to the fact that the diaper is long in service time and bacteria grow and is not breathable.

The materials used by the prior paper diaper are polypropylene fiber, super absorbent resin, ES fiber, PE film and the like, which are all non-degradable materials. As a disposable sanitary product, the disposable diaper has a large using amount, and only can be treated by burning at present, thereby causing great pollution to the environment. The polylactic acid fiber and chitosan fiber are natural in raw material, and the product can be biodegraded after being buried in soil after being used, and cannot pollute the environment. Meanwhile, the two fibers have a certain antibacterial effect, and can achieve excellent effects in various aspects when applied to the paper diaper.

Disclosure of Invention

In order to solve the problems in the background art, the invention provides a fully-degradable breathable antibacterial diaper.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a ventilative antibiotic type panty-shape diapers of full degradation, includes the panty-shape diapers main part, waist subsides about panty-shape diapers main part one end is equipped with, the other end of panty-shape diapers main part is equipped with elastic waistline, panty-shape diapers main part both sides are equipped with the leak protection and separate the limit, the leak protection separates the limit internal fixation and has leg surrounding rubber band, the panty-shape diapers main part includes liquid permeability surface course, sets up in the absorption core of liquid permeability surface course downside and sets up in the degradable leak protection bottom layer of absorption core downside, liquid permeability surface course includes first degradable infiltration surface course and sets up in the second degradable infiltration surface course of first degradable infiltration surface course downside, absorb the core including first degradable water conservancy diversion layer, set up in the degradable super absorbent fibrous layer of first degradable water conservancy diversion layer downside and set up the degradable super absorbent fibrous layer degradable damping layer of degradable downside.

Preferably, all the layers of the fully-degradable breathable antibacterial paper diaper are bonded through degradable hot melt adhesive.

Preferably, the first degradable permeable surface layer is made of chitosan fibers, and the second degradable permeable surface layer is made of polylactic acid fibers.

Preferably, the fiber fineness range of the first degradable permeable surface layer is 1.0-1.5D, the fiber fineness range of the second degradable permeable surface layer is 2-3D, and the first degradable permeable surface layer and the second degradable permeable surface layer are reinforced through a spunlace process.

Preferably, the thickness range of the first degradable permeable surface layer is 0.30-0.50 mm, and the gram weight range is 35-60 g per square meter; the thickness range of the second degradable permeable surface layer is 0.06-0.08 mm, and the gram weight range is 5-16 g per square meter.

Preferably, the first degradable diversion layer is made of polylactic acid fibers, and the second degradable damping layer is made of polylactic acid fibers.

Preferably, the fiber fineness range of the first degradable flow guide layer is 3-6D, and the fiber fineness range of the second degradable damping layer is 3-5D.

Preferably, the degradable leakproof bottom layer is made of a polylactic acid microporous breathable film with micropores of about 1 micron.

Preferably, the degradable leakproof bottom layer has the gram weight ranging from 14 to 18 g/square meter, the air permeability ranging from 4000 to 6000/L.m < -2 >. s < -1 >, and the water vapor permeability ranging from 170 to 180g/m2 x 24 h.

Compared with the prior art, the invention has the following beneficial effects:

according to the degradable breathable antibacterial paper diaper provided by the invention, each layer structure of the paper diaper is made of degradable materials, and the product can be biodegraded after being buried in soil after being used, so that the environment is not polluted; the liquid permeable surface layer is formed by compounding a first degradable permeable surface layer made of antibacterial hydrophilic materials and a second degradable permeable surface layer made of supporting hydrophobic materials, and has antibacterial and reverse osmosis preventing functions; the absorption core body is of a sandwich composite structure, the fibers are gradually thinned from the surface to the inside, and the second degradable damping layer prevents reverse osmosis; the degradable leakproof bottom layer is made of polylactic acid microporous breathable film with micropores of about 1 micron, and is water-repellent and breathable.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural diagram of a degradable leakproof bottom layer in accordance with the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, the present invention provides a fully degradable breathable antibacterial diaper, comprising a diaper main body 1, wherein one end of the diaper main body 1 is provided with a left waist tape 2 and a right waist tape 2, the other end of the diaper main body 1 is provided with an elastic waistline 3, two sides of the diaper main body 1 are provided with leakproof isolation edges 4, leg-surrounding rubber bands 5 are fixed in the leakproof isolation edges 4, the diaper main body 1 comprises a liquid-permeable surface layer 11, an absorption core 12 arranged on the lower side of the liquid-permeable surface layer 11 and a degradable leakproof bottom layer 13 arranged on the lower side of the absorption core 12, the liquid-permeable surface layer 11 comprises a first degradable permeable surface layer 111 and a second degradable permeable surface layer 112 arranged on the lower side of the first degradable permeable surface layer 111, the absorption core 12 comprises a first degradable flow guide layer 121, a degradable super water-absorbent fiber layer 122 arranged on the lower side of the first degradable flow guide layer 121 and a second degradable super water-absorbent fiber layer 122 arranged on the lower side of the degradable super water-absorbent layer 122 A de-damping layer 123.

All the layers of the fully-degradable breathable antibacterial paper diaper are bonded through degradable hot melt adhesive.

The first degradable permeable surface layer 111 is made of chitosan fibers, the second degradable permeable surface layer 112 is made of polylactic acid fibers, the fiber fineness range of the first degradable permeable surface layer 111 is 1.0-1.5D, the fiber fineness range of the second degradable permeable surface layer 112 is 2-3D, the first degradable permeable surface layer 111 and the second degradable permeable surface layer 112 are reinforced through a spunlace process, the thickness range of the first degradable permeable surface layer 111 is 0.30-0.50 mm, and the gram weight range is 35-60 g/square meter; the thickness of the second degradable permeable surface layer 112 ranges from 0.06 mm to 0.08mm, and the gram weight ranges from 5 g to 16g per square meter.

The first degradable diversion layer 121 is made of polylactic acid fibers, the second degradable damping layer 123 is made of polylactic acid fibers, the fiber fineness range of the first degradable diversion layer 121 is 3-6D, and the fiber fineness range of the second degradable damping layer 123 is 3-5D.

The degradable leakproof bottom layer 13 is made of polylactic acid microporous breathable films and has micropores of about 1 mu m, the gram weight range of the degradable leakproof bottom layer 13 is 14-18 g/square meter, the ventilation quantity range is 4000-6000/L-m-2 s-1, and the water vapor transmission quantity range is 170-180 g/m2 x 24 h.

According to the fully-degradable breathable antibacterial paper diaper provided by the invention, the liquid-permeable surface layer 11 of the paper diaper is of a double-layer composite structure formed by spunlacing and reinforcing a first degradable permeable surface layer 111 made of chitosan fibers and a second degradable permeable surface layer 112 made of polylactic acid fibers, the chitosan fibers have excellent antibacterial performance, the upper surface layer prevents bacteria bred due to long-time use from damaging the skin of a baby, and meanwhile, the chitosan fibers have hydrophilicity and can quickly permeate urine; polylactic acid fibre is as bearing structure on the subsurface layer, and it is hydrophobic material simultaneously, has preliminary anti-reverse osmosis effect to the urine, and both exert the effect jointly, guarantee that the soft dry and comfortable antibacterial of liquidity surface course 11.

The absorption core body 12 of the paper diaper is of a sandwich composite structure, the first layer is a first degradable permeable surface layer 111 made of coarse denier polylactic acid fibers, the porosity among the fibers is large, liquid can permeate down rapidly, and a certain amount of urine is reserved; the third layer is a second degradable damping layer 123 made of fine denier polylactic acid fiber, the fiber arrangement is dense, the third layer is used as a damping layer to prevent liquid reverse osmosis, the reverse osmosis amount of the paper diaper is further reduced by the fineness gradient, and dryness in the use process is guaranteed.

The degradable leakproof bottom layer 13 of the paper diaper is a polylactic acid microporous breathable film, and the polylactic acid film has micropores of about 1 mu m due to the addition of an N-methylpyrrolidone (NMP) microporous agent, as shown in figure 3, the requirement that the pore diameter is smaller than the minimum diameter of 20 mu m of water drops and larger than the diameter of 0.0004 mu m of water vapor is met, and the air permeability of the bottom film is greatly improved on the basis of ensuring water repellency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.