CN110144113A - A kind of antibacterial sponge and preparation method thereof - Google Patents
A kind of antibacterial sponge and preparation method thereof Download PDFInfo
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- CN110144113A CN110144113A CN201910439373.1A CN201910439373A CN110144113A CN 110144113 A CN110144113 A CN 110144113A CN 201910439373 A CN201910439373 A CN 201910439373A CN 110144113 A CN110144113 A CN 110144113A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
- C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
- C08J9/008—Nanoparticles
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2205/00—Foams characterised by their properties
- C08J2205/04—Foams characterised by their properties characterised by the foam pores
- C08J2205/044—Micropores, i.e. average diameter being between 0,1 micrometer and 0,1 millimeter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/10—Block- or graft-copolymers containing polysiloxane sequences
- C08J2483/12—Block- or graft-copolymers containing polysiloxane sequences containing polyether sequences
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The embodiment of the invention discloses a kind of antibacterial sponge and preparation method thereof, the antibacterial sponge is made by first component and second component；The first component includes following parts by weight of component: 0.2-1 parts of PE6800,1-2 parts of PE6200,0.1-0.5 parts of polyether silicone oil activating agent, 1-2 parts of 1000NI, 0.5-1 parts of nano silver powder, 35-50 parts of wollastonite in powder and 45-55 parts of water；The second group is divided into 45-55 parts of hydrophilic polyurethane prepolymers；The present invention enables to be prepared sponge with certain anti-microbial property by the selection of above-mentioned specified raw material, and springs back the time through size, tensile strength, hardness and shorter wet water with excellent hole, improves the comprehensive performance of preparation sponge.
Description
Technical field
The present embodiments relate to sponge preparation technical fields, and in particular to a kind of antibacterial sponge and preparation method thereof.
Background technique
Sponge is a kind of porous material, has good water imbibition, can be used in clean article.The common sponge of people
It is made of wood cellulose fibers or foamed plastic polymer.In addition, also have the natural sponge made of spongia, most a couple of days
Right sponge is used for clean body or drawing；In addition, there are also synthetic sponges, respectively low-density polyethers made of three classes other materials
(not water-absorbing sponge), polyvinyl alcohol (high-absorbent material, without obvious stomata) and polyester.
Currently, existing sponge is poor most without antibacterial functions or anti-microbial property greatly, and existing sponge tensile strength and
Hardness is lower, and the wet water rebound time is longer, and aperture is larger, is not able to satisfy the market demand.
Summary of the invention
For this purpose, the embodiment of the present invention provides a kind of antibacterial sponge, do not have antibacterial functions to solve sponge in the prior art
And sponge tensile strength and hardness it is lower, the wet water rebound time is longer, the larger problem in aperture.
To achieve the goals above, the embodiment of the present invention provides the following technical solutions:
A kind of antibacterial sponge is provided according to a first aspect of the embodiments of the present invention, and the antibacterial sponge is by first component and second group
Divide and is made；
The first component includes following parts by weight of component:
0.2-1 parts of PE6800,1-2 parts of PE6200,0.1-0.5 parts of polyether silicone oil activating agent, 1-2 parts of 1000NI, nanometer
0.5-1 parts of silver powder, 35-50 parts of wollastonite in powder and 45-55 parts of water；
The second group is divided into 45-55 parts of hydrophilic polyurethane prepolymers.
The present invention enables to be prepared sponge with certain anti-microbial property by the selection of above-mentioned specified raw material,
And the time is sprung back with excellent porosity, tensile strength, hardness and shorter wet water, improve the comprehensive of preparation sponge
Can, specifically the density of antibacterial sponge reaches 150 ± 10kg/m3；Pore size is 0.1 ± 0.02mm；Tensile strength reaches 4.5
±0.5kgf；Hardness reaches 50 ± 5H；The wet water rebound time is not more than 2s.
Further, the first component includes following parts by weight of component:
0.5-0.8 parts of PE6800,1.2-1.8 parts of PE6200,0.2-0.4 parts of polyether silicone oil activating agent, 1000NI1.3-
1.8 parts, 0.7-0.8 parts of nano silver powder, 40-45 parts of wollastonite in powder and 48-52 parts of water.Pass through the further limit to above-mentioned raw materials
It is fixed, it can preferably improve the comprehensive performance of preparation sponge.
Further, the hydrophilic polyurethane prepolymers are the polymer containing NCO- active group.
Further, the nano silver powder diameter is 20-30nm.It, can by the restriction to nano silver powder diameter
Uniformity of the nano silver powder in sponge is preferably improved, the anti-microbial property of preparation sponge is improved.
Further, the wollastonite in powder partial size is 325-400 mesh.Pass through the restriction to wollastonite in powder partial size, Neng Gouli
In the dispersion of wollastonite in powder.
A kind of preparation method of above-mentioned antibacterial sponge, the preparation method are provided according to a second aspect of the embodiments of the present invention
Include the following steps:
(a) first component and second component are mixed, obtain mixture；
(b) mixture is subjected to foaming, drying, polishing into injection mold, obtains the antibacterial sponge.
Further, the mass ratio of the first component and second component is (1.5-2.5): 1.
Further, the mixing speed is 3500-5000r/min；Time is 1-2s.
Further, the first component temperature before the mixing is 16-20 DEG C；Second component temperature is 30-35 DEG C.
The present invention by above-mentioned specific preparation method, the additive amount and mixing speed of strict control first component and second component and
Each raw material can be mixed sufficiently and play each material performance by the time, significantly improve the comprehensive performance of preparation sponge.
The embodiment of the present invention has the advantages that
(1) present invention enables to be prepared sponge with certain antibiotic property by the selection of above-mentioned specified raw material
Can, and the time is sprung back with excellent porosity, tensile strength, hardness and shorter wet water, improve the comprehensive of preparation sponge
Performance is closed, specifically the density of antibacterial sponge reaches 150 ± 10kg/m3；Pore size is 0.1 ± 0.02mm；Tensile strength reaches
To 4.5 ± 0.5kgf；Hardness reaches 50 ± 5H；The wet water rebound time is not more than 2s.
(2) present invention passes through above-mentioned specific preparation method, the additive amount and stirring speed of strict control first component and second component
Degree and time, sufficiently each raw material can be mixed and play each material performance, significantly improve the comprehensive performance of preparation sponge.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Each raw material that following embodiment uses is as follows:
PE6800: purchase is in BASF Chemical Company；
PE6200: purchase is in BASF Chemical Company；
1000NI: purchase is in BASF Chemical Company；
Wollastonite in powder: partial size is 400 mesh；From Guangzhou side's benefit chemical industry；
Polyether silicone oil activating agent: bright of Jiangmen chemistry is derived from；
Nano silver powder: partial size 20-30nm；From Japanese Zeomic Company；
Hydrophilic polyurethane prepolymers: Prepolymer F2 derives from LANXESS.
Embodiment 1
One, antibacterial sponge
Above-mentioned antibacterial sponge is made by first component and second component；
First component includes following parts by weight of component:
0.2 part of PE6800,2 parts of PE6200,0.1 part of polyether silicone oil activating agent, 2 parts of 1000NI, nano silver powder 0.5
Part, 50 parts of wollastonite in powder and 45 parts of water；
Second group is divided into 45 parts of hydrophilic polyurethane prepolymers.
Two, preparation method
(a) first component and second group lease making high-voltage tube are pumped into multi-machine heads split-phase high-speed mixer, are mixed with 3500r/min
Stirring 1s is closed, mixture is obtained, wherein the mass ratio of first component and second component is 1.5: 1, the first component temperature before mixing
It is 20 DEG C, second component temperature is 30 DEG C；
(b) mixture is subjected to foaming, drying, polishing into injection mold, obtains the antibacterial sponge.
Embodiment 2
One, antibacterial sponge
Above-mentioned antibacterial sponge is made by first component and second component；
First component includes following parts by weight of component:
1 part of PE6800,1 part of PE6200,0.5 part of polyether silicone oil activating agent, 1 part of 1000NI, 1 part of nano silver powder, silicon
35 parts and 55 parts of water of limestone flour；
Second group is divided into 55 parts of hydrophilic polyurethane prepolymers.
Two, preparation method
(a) first component and second group lease making high-voltage tube are pumped into multi-machine heads split-phase high-speed mixer, are mixed with 5000r/min
Stirring 2s is closed, mixture is obtained, wherein the mass ratio of first component and second component is 2.5: 1, the first component temperature before mixing
It is 16 DEG C, second component temperature is 35 DEG C；
(b) mixture is subjected to foaming, drying, polishing into injection mold, obtains the antibacterial sponge.
Embodiment 3
One, antibacterial sponge
Above-mentioned antibacterial sponge is made by first component and second component；
First component includes following parts by weight of component:
0.5 part of PE6800,1.8 parts of PE6200,0.4 part of polyether silicone oil activating agent, 1.3 parts of 1000NI, nano silver powder
0.8 part, 40 parts of wollastonite in powder and 52 parts of water；
Second group is divided into 45 parts of hydrophilic polyurethane prepolymers.
Two, preparation method
(a) first component and second group lease making high-voltage tube are pumped into multi-machine heads split-phase high-speed mixer, are mixed with 4000r/min
Stirring 1s is closed, mixture is obtained, wherein the mass ratio of first component and second component is 1.8: 1, the first component temperature before mixing
It is 18 DEG C, second component temperature is 32 DEG C；
(b) mixture is subjected to foaming, drying, polishing into injection mold, obtains the antibacterial sponge.
Embodiment 4
One, antibacterial sponge
Above-mentioned antibacterial sponge is made by first component and second component；
First component includes following parts by weight of component:
0.6 part of PE6800,1.6 parts of PE6200,0.3 part of polyether silicone oil activating agent, 1.5 parts of 1000NI, nano silver powder
0.7 part, 45 parts of wollastonite in powder and 48 parts of water；
Second group is divided into 55 parts of hydrophilic polyurethane prepolymers.
Two, preparation method
(a) first component and second group lease making high-voltage tube are pumped into multi-machine heads split-phase high-speed mixer, are mixed with 4500r/min
Stirring 1s is closed, mixture is obtained, wherein the mass ratio of first component and second component is 2: 1, and the first component temperature before mixing is
18 DEG C, second component temperature is 33 DEG C；
(b) mixture is subjected to foaming, drying, polishing into injection mold, obtains the antibacterial sponge.
Reference examples 1
This reference examples is a kind of antibacterial sponge, and the antibacterial sponge and the antibacterial sponge in embodiment 4 are essentially identical, and difference is only
It is to replace with PE6200 into the PE6800 of same number；The preparation method and the preparation method in embodiment 4 of the antibacterial sponge
It is identical.
Reference examples 2
This reference examples is a kind of antibacterial sponge, and the antibacterial sponge and the antibacterial sponge in embodiment 4 are essentially identical, and difference is only
It is to replace with polyether silicone oil activating agent into the PE6200 of same number；In the preparation method and embodiment 4 of the antibacterial sponge
Preparation method is identical.
Reference examples 3
This reference examples is a kind of antibacterial sponge, and the antibacterial sponge and the antibacterial sponge in embodiment 4 are essentially identical, and difference is only
It is to replace with 1000NI into the polyether silicone oil activating agent of same number；In the preparation method and embodiment 4 of the antibacterial sponge
Preparation method is identical.
Reference examples 4
This reference examples is a kind of antibacterial sponge, which is made by first component and second component；
First component includes following parts by weight of component:
0.1 part of PE6800,2.5 parts of PE6200,0.3 part of polyether silicone oil activating agent, 1.5 parts of 1000NI, nano silver powder
1.5 parts, 45 parts of wollastonite in powder and 48 parts of water；
Second group is divided into 55 parts of hydrophilic polyurethane prepolymers；
The preparation method of the antibacterial sponge is identical as the preparation method in embodiment 4.
Experimental example 1
The antibacterial sponge that embodiment 1-4 and reference examples 1-4 is prepared is chosen respectively；
The density of the antibacterial sponge of above-mentioned selection, porosity, tensile strength, hardness and wet water are returned respectively according to QB method
The bullet time is detected, and testing result is as shown in table 1:
Table 1
As shown in Table 1:
The antibacterial sponge that the embodiment of the present invention is prepared have excellent comprehensive performance, however reference examples 1-4 preparation
Though sponge has certain beneficial effect, it is poor in a certain aspect of performance, directly affects the comprehensive performance of preparation sponge.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
1. a kind of antibacterial sponge, which is characterized in that the antibacterial sponge is made by first component and second component；
The first component includes following parts by weight of component:
0.2-1 parts of PE6800,1-2 parts of PE6200,0.1-0.5 parts of polyether silicone oil activating agent, 1-2 parts of 1000NI, nano-silver powder
0.5-1 parts last, 35-50 parts of wollastonite in powder and 45-55 parts of water；
The second group is divided into 45-55 parts of hydrophilic polyurethane prepolymers.
2. antibacterial sponge according to claim 1, which is characterized in that the first component includes following parts by weight of component:
0.5-0.8 parts of PE6800,1.2-1.8 parts of PE6200,0.2-0.4 parts of polyether silicone oil activating agent, 1000NI 1.3-1.8
Part, 0.7-0.8 parts of nano silver powder, 40-45 parts of wollastonite in powder and 48-52 parts of water.
3. antibacterial sponge according to claim 1, which is characterized in that the hydrophilic polyurethane prepolymers are to contain NCO-
The polymer of active group.
4. antibacterial sponge according to claim 1, which is characterized in that the nano silver powder diameter is 20-30nm.
5. antibacterial sponge according to claim 1, which is characterized in that the wollastonite in powder partial size is 325-400 mesh.
6. antibacterial sponge according to claim 1, which is characterized in that the density of the antibacterial sponge is 150 ± 10kg/m3；
Pore size is 0.1 ± 0.02mm；Tensile strength is 4.5 ± 0.5kgf；Hardness is 50 ± 5H；The wet water rebound time is not more than
2s。
7. the preparation method of any antibacterial sponge of claim 1-6, which comprises the steps of:
(a) first component and second component are mixed, obtain mixture；
(b) mixture is subjected to foaming, drying, polishing into injection mold, obtains the antibacterial sponge.
8. preparation method according to claim 7, which is characterized in that the mass ratio of the first component and second component is
(1.5-2.5)∶1。
9. preparation method according to claim 7, which is characterized in that the mixing speed is 3500-5000r/
min；Time is 1-2s.
10. preparation method according to claim 7, which is characterized in that the first component temperature before the mixing is 16-
20℃；Second component temperature is 30-35 DEG C.
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| CN201910439373.1A CN110144113A (en) | 2019-05-21 | 2019-05-21 | A kind of antibacterial sponge and preparation method thereof |
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| CN201910439373.1A CN110144113A (en) | 2019-05-21 | 2019-05-21 | A kind of antibacterial sponge and preparation method thereof |
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ID=67591966
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110885549A (en) * | 2019-11-13 | 2020-03-17 | 惠州市高峰创兴实业有限公司 | Formula and preparation process of waterproof flame-retardant sponge |
| CN111303613A (en) * | 2020-03-06 | 2020-06-19 | 广州琪彩化妆工具有限公司 | Cellular large-pore polyurethane sponge and processing method thereof |
| CN113861370A (en) * | 2021-09-16 | 2021-12-31 | 山东一诺威聚氨酯股份有限公司 | Polyurethane composite material for cosmetic cotton and preparation method thereof |
| CN114306709A (en) * | 2021-12-31 | 2022-04-12 | 泰州市榕兴医疗用品股份有限公司 | Antibacterial polyurethane sponge and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110885549A (en) * | 2019-11-13 | 2020-03-17 | 惠州市高峰创兴实业有限公司 | Formula and preparation process of waterproof flame-retardant sponge |
| CN111303613A (en) * | 2020-03-06 | 2020-06-19 | 广州琪彩化妆工具有限公司 | Cellular large-pore polyurethane sponge and processing method thereof |
| CN113861370A (en) * | 2021-09-16 | 2021-12-31 | 山东一诺威聚氨酯股份有限公司 | Polyurethane composite material for cosmetic cotton and preparation method thereof |
| CN114306709A (en) * | 2021-12-31 | 2022-04-12 | 泰州市榕兴医疗用品股份有限公司 | Antibacterial polyurethane sponge and preparation method thereof |
| WO2023123879A1 (en) * | 2021-12-31 | 2023-07-06 | 泰州市榕兴医疗用品股份有限公司 | Antibacterial polyurethane sponge and preparation method therefor |
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