CN111234173A - High-flexibility air-sandwiched cotton liner and preparation method and application method thereof - Google Patents
High-flexibility air-sandwiched cotton liner and preparation method and application method thereof Download PDFInfo
- Publication number
- CN111234173A CN111234173A CN202010144844.9A CN202010144844A CN111234173A CN 111234173 A CN111234173 A CN 111234173A CN 202010144844 A CN202010144844 A CN 202010144844A CN 111234173 A CN111234173 A CN 111234173A
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- Prior art keywords
- liner
- flexibility air
- cotton
- air
- flexibility
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B17/00—Selection of special materials for underwear
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41C—CORSETS; BRASSIERES
- A41C3/00—Brassieres
- A41C3/12—Component parts
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
Abstract
The invention discloses a high-flexibility air-sandwiched inner container and a preparation method and an application method thereof. The high-flexibility air-sandwiched cotton liner comprises the following components in parts by weight: 80-110 parts of polyether polyol, 20-40 parts of polyether, 10-95 parts of toluene diisocyanate, 0.01-0.5 part of tin catalyst, 0.01-0.5 part of amine catalyst and 0.1-10 parts of water. The formula of the high-flexibility air cotton-sandwiched liner is superior to that of common foam cotton, the high-flexibility air cotton-sandwiched liner has higher aperture ratio, good water absorption, softness, skin friendliness and super-strong air permeability, and when the high-flexibility air cotton-sandwiched liner is applied to underwear for women, due to the softness, nipples can be better protected from being scratched and not causing collision pain, and the breast protection effect is achieved.
Description
Technical Field
The invention relates to the field of sponge foaming processes, in particular to a high-softness air-sandwiched cotton liner and a preparation method and an application method thereof.
Background
Currently, sponges are increasingly used. Among them, the application of the sponge in the underwear for women is the most widespread. Women's underwear brassiere requires comfortable, ventilative sweat-permeable, light in weight and durable, and the cup can regard as women's underwear's main component as the cup, and the cup of sponge underwear, and the quality of sponge quality determines that the underwear brassiere requires comfortable, ventilative sweat-permeable, light in weight and durable main factor, and then also has the influence of key to user's body and shape health.
Therefore, it is an important research direction to provide a comfortable, durable, breathable and sweat-permeable sponge as an inner liner of underwear.
Disclosure of Invention
The invention provides a high-flexibility air-sandwiched cotton liner and a preparation method and an application method thereof, aiming at solving the problems in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a high-flexibility air-sandwiched cotton liner, which comprises the following components in parts by weight:
preferably, the composition comprises the following components in parts by weight:
preferably, the foam density of the cotton-sandwiched liner is 5-35kg/m3。
In a second aspect, the invention provides a preparation method of the high-flexibility air-filled liner, which comprises the following steps:
s1: weighing polyether polyol, polyether, toluene diisocyanate, a tin catalyst, an amine catalyst, water and a silicone oil surfactant according to the mass part ratio, and mixing to obtain a first mixture;
s2: placing the first mixture in a mould for foaming, and breaking closed pores by using mechanical force to obtain a foaming sponge precursor;
s3: curing the foaming sponge precursor to obtain foaming sponge, and shearing the foaming sponge to obtain the cotton-sandwiched liner.
Preferably, the reaction time in step S2 is 24h or more.
Preferably, the reaction temperature in step S2 is 10 ℃ or higher.
In addition, the invention also provides a high-flexibility air cotton inclusion cup which comprises the cotton inclusion liner.
The invention also provides high-flexibility air cotton inclusion clothes, and the high-flexibility air cotton inclusion cup is arranged inside the clothes.
The invention also provides a high-flexibility air clamping piece, and the high-flexibility air cotton inclusion cup is arranged in the clamping piece.
The invention also provides an application method of the high-flexibility air clamping piece, and the high-flexibility air clamping piece is inserted into clothes with corresponding placing positions.
By adopting the technical scheme, compared with the prior art, the invention has the following technical effects:
(1) the formula of the high-softness air-sandwiched cotton liner provided by the invention is superior to that of common foamed cotton, the aperture ratio is higher, and the high-softness air-sandwiched cotton liner has good water absorption;
(2) the high-softness air-sandwiched cotton liner prepared by the formula and the preparation method has higher aperture ratio, so that the air holes of the foamed cotton have penetrability, namely, the foamed cotton has super softness, and therefore, the super-soft cotton is softer, skin-friendly and super-high in air permeability compared with the conventional foamed cotton;
(3) when the high-flexibility air cotton-sandwiched liner is applied to underwear for women, the nipple can be better protected from being scratched and not causing collision pain due to the fact that the liner is softer, and the breast protecting effect is achieved;
(4) the high-softness air-cotton-sandwiched liner is applied to clothes, and particularly can play a role in keeping warm as the liner of the clothes in winter.
Drawings
FIG. 1 is a microscope structure diagram of a high-flexibility air-sandwiched liner of the present invention;
FIG. 2 is a view showing a structure of a conventional foam microscope;
FIG. 3 is a schematic structural view of a high-softness air-sandwiched cotton cup according to the present invention;
FIG. 4 is a schematic view of a first highly soft air-filled cotton garment of the present invention;
FIG. 5 is a schematic view of a second highly soft air-filled garment according to the present invention;
the symbols in the drawings indicate the description:
1-high soft air-sandwiched cotton liner.
Detailed Description
The invention provides a high-flexibility air-sandwiched cotton liner which comprises the following components in parts by weight:
as can be seen from the comparison between FIG. 1 and FIG. 2, the high-softness air-filled cotton liner provided by the invention, which comprises the components, has higher open cell ratio compared with the common sponge, so that the hand feeling is weaker than that of the common cotton liner, and the high-softness air-filled cotton liner is skin-friendly and breathable.
Further preferably, the composition comprises the following components in parts by weight:
in a preferred embodiment of the invention, the foaming density of the high-flexibility air-filled cotton liner is 5-35 kg/m.
In an embodiment of the present invention, the preparation method of the high-flexibility air-filled liner includes the following steps:
s1: weighing polyether polyol, polyether, toluene diisocyanate, a tin catalyst, an amine catalyst, water and a silicone oil surfactant according to the mass part ratio, and mixing to obtain a first mixture;
s2: placing the first mixture in a mould for foaming, and breaking closed pores by using mechanical force to obtain a foaming sponge precursor;
s3: curing the foaming sponge precursor to obtain foaming sponge, and shearing the foaming sponge to obtain the cotton-sandwiched liner.
In the above preparation method, it is further preferable that the reaction time in step S2 is not less than 24 h; the reaction temperature is more than or equal to 10 ℃.
Furthermore, the preparation method comprises the following steps: proportioning, foaming, curing, detecting, cutting and warehousing.
In an embodiment of the present invention, an application method of the high-flexibility air-filled liner is provided: a high-flexibility air cotton-sandwiched cup comprises the high-flexibility air cotton-sandwiched liner. The lady underwear using the high-flexibility air cotton inclusion cup is softer, so that nipples can be better protected from being scratched and not causing collision pain, and the effect of protecting breasts is achieved.
In another embodiment of the present invention, an application method of the high-flexibility air-filled liner is provided: a high-flexibility air cotton-sandwiched clothes comprises the high-flexibility air cotton-sandwiched liner. Preferably, the garment is underpants and the high soft air filled bladder is distributed as shown in figure 4. Further preferably, the garment may be a pair of trousers, and the high soft air-filled bladder is distributed as shown in fig. 5.
In a preferred embodiment of the present invention, there is provided an application method of the above high-flexibility air-filled liner, which comprises: a high-flexibility air clamping piece is characterized in that a high-flexibility air cotton-sandwiched inner container is arranged inside the clamping piece. The high-flexibility air clamping pieces can be inserted into clothes provided with corresponding placing positions, for example, the interlayer is arranged at the position of the high-flexibility air-sandwiched cotton liner in fig. 3, 4 and 5, and the high-flexibility air clamping pieces can be placed into the interlayer.
The present invention will be described in detail and specifically with reference to the following examples to facilitate better understanding of the present invention, but the following examples do not limit the scope of the present invention.
Example 1
The embodiment 1 provides a high-flexibility air-sandwiched inner container, which comprises the following components in parts by weight:
100 parts of polyether polyol, 20 parts of polyether, 30 parts of toluene diisocyanate, 0.1 part of tin catalyst, 0.1 part of amine catalyst, 2 parts of water and 1 part of silicone oil surfactant.
The preparation method of the high-flexibility air-sandwiched cotton liner comprises the following steps:
s1: weighing polyether polyol, polyether, toluene diisocyanate, a tin catalyst, an amine catalyst, water and a silicone oil surfactant according to the mass part ratio, and mixing to obtain a first mixture;
s2: placing the first mixture in a mould for foaming, and breaking closed pores by using mechanical force to obtain a foaming sponge precursor;
s3: curing the foaming sponge precursor to obtain foaming sponge, and shearing the foaming sponge to obtain the cotton-sandwiched liner.
The density of the prepared foaming sponge is 28kg/m3The 25% compression hardness was 1.9 KPa.
Example 2
The embodiment 2 provides a high-flexibility air-sandwiched inner container, which comprises the following components in parts by weight:
100 parts of polyether polyol, 25 parts of polyether, 60 parts of toluene diisocyanate, 0.2 part of tin catalyst, 0.2 part of amine catalyst, 2 parts of water and 1 part of silicone oil surfactant.
The preparation method of the high-flexibility air-sandwiched cotton liner comprises the following steps:
s1: weighing polyether polyol, polyether, toluene diisocyanate, a tin catalyst, an amine catalyst, water and a silicone oil surfactant according to the mass part ratio, and mixing to obtain a first mixture;
s2: placing the first mixture in a mould for foaming, and breaking closed pores by using mechanical force to obtain a foaming sponge precursor;
s3: curing the foaming sponge precursor to obtain foaming sponge, and shearing the foaming sponge to obtain the cotton-sandwiched liner.
The density of the prepared foaming sponge is 20kg/m3The 25% compression hardness was 1.6 KPa.
Example 3
The embodiment 3 provides a high-flexibility air-sandwiched inner container, which comprises the following components in parts by weight:
95 parts of polyether polyol, 30 parts of polyether, 80 parts of toluene diisocyanate, 0.2 part of tin catalyst, 0.2 part of amine catalyst, 2 parts of water and 1 part of silicone oil surfactant.
The preparation method of the high-flexibility air-sandwiched cotton liner comprises the following steps:
s1: weighing polyether polyol, polyether, toluene diisocyanate, a tin catalyst, an amine catalyst, water and a silicone oil surfactant according to the mass part ratio, and mixing to obtain a first mixture;
s2: placing the first mixture in a mould for foaming, and breaking closed pores by using mechanical force to obtain a foaming sponge precursor;
s3: curing the foaming sponge precursor to obtain foaming sponge, and shearing the foaming sponge to obtain the cotton-sandwiched liner.
The density of the prepared foaming sponge is 33kg/m3The 25% compression hardness was 2.3 KPa.
The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.
Claims (10)
1. The high-flexibility air-sandwiched cotton liner is characterized by comprising the following components in parts by weight:
2. the high-flexibility air-filled liner as claimed in claim 1, which is characterized by comprising the following components in parts by weight:
3. the high-flexibility air-filled liner as claimed in claim 1, wherein the foaming density of the high-flexibility air-filled liner is 5-35kg/m3。
4. A method for preparing the high-flexibility air-filled cotton liner as claimed in any one of claims 1 to 3, which is characterized by comprising the following steps:
s1: weighing polyether polyol, polyether, toluene diisocyanate, a tin catalyst, an amine catalyst, water and a silicone oil surfactant according to the mass part ratio, and mixing to obtain a first mixture;
s2: placing the first mixture in a mould for foaming, and breaking closed pores by using mechanical force to obtain a foaming sponge precursor;
s3: curing the foaming sponge precursor to obtain foaming sponge, and shearing the foaming sponge to obtain the cotton-sandwiched liner.
5. The preparation method of the high-flexibility air-filled cotton liner as claimed in claim 4, wherein the reaction time in the step S2 is not less than 24 h.
6. The method for preparing the high-flexibility air-filled cotton liner according to claim 4, wherein the reaction temperature in the step S2 is more than or equal to 10 ℃.
7. A high-flexibility air-filled cotton cup, which is characterized by comprising the high-flexibility air-filled cotton liner as claimed in any one of claims 1 to 3.
8. A high-flexibility air-filled garment, characterized in that the interior of the garment comprises a high-flexibility air-filled bladder according to any one of claims 1 to 3.
9. A high flexibility air clip, wherein the clip comprises a high flexibility air-filled bladder as claimed in any one of claims 1 to 3 inside the clip.
10. A method of using the high flexibility air clip as recited in claim 9, wherein the high flexibility air clip is inserted into a garment having corresponding placement locations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010144844.9A CN111234173A (en) | 2020-03-04 | 2020-03-04 | High-flexibility air-sandwiched cotton liner and preparation method and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010144844.9A CN111234173A (en) | 2020-03-04 | 2020-03-04 | High-flexibility air-sandwiched cotton liner and preparation method and application method thereof |
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| CN111234173A true CN111234173A (en) | 2020-06-05 |
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