CN115304830A - Preparation method of graphene/natural latex composite material - Google Patents
Preparation method of graphene/natural latex composite material Download PDFInfo
- Publication number
- CN115304830A CN115304830A CN202110489939.9A CN202110489939A CN115304830A CN 115304830 A CN115304830 A CN 115304830A CN 202110489939 A CN202110489939 A CN 202110489939A CN 115304830 A CN115304830 A CN 115304830A
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- Prior art keywords
- graphene
- natural latex
- composite material
- mold
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 64
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000002131 composite material Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000005187 foaming Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 239000011259 mixed solution Substances 0.000 claims description 9
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229920000126 latex Polymers 0.000 description 19
- 239000004816 latex Substances 0.000 description 17
- 230000036541 health Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
-
- 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
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
-
- 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
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/06—CO2, N2 or noble gases
-
- 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
- C08J2307/00—Characterised by the use of natural rubber
- C08J2307/02—Latex
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a preparation method of a graphene/natural latex composite material. The method comprises the following steps: the method comprises the steps of material preparation, foaming and mold entering, heating and curing, mold stripping and cutting, cleaning and extruding.
Description
Technical Field
The invention belongs to the technical field of latex composite materials, and particularly relates to a preparation method of a graphene/natural latex composite material.
Background
The latex product has the advantages of ultrahigh elasticity, strong touch, dai Xingjia, good orthopedic function, good biological performance and the like, and is widely applied to industrial and agricultural production, medical treatment and health, the military field, cultural sports and daily life. The common latex products mainly comprise latex gloves, latex condoms, latex balloons, latex rubber tubes, latex finger sleeves, latex rubber threads and the like, and also comprise some latex products with special functional purposes. Along with the continuous improvement of living standard of people and the gradual progress of social civilization, the vigorous development of medical health industry, the demand of latex products is gradually increased, and along with the development of scientific technology, the improvement of living quality of people and the enhancement of personal health safety precaution consciousness, the relevance of the quality and the sanitary performance of the latex products and the personal health safety is more and more emphasized, and especially, the use safety of the latex products which are directly contacted with the skin of a human body, such as latex medical gloves and latex condoms, is more concerned. Thus, the market places higher and more recent technical demands on the intrinsic quality of latex products. In order to improve the internal quality of latex products and better meet market requirements, foreign research, production and detection engineering technicians perform a large amount of research and development work from the aspects of raw materials, production technology, equipment improvement and detection technology and the like, continuously improve the quality of the latex products, develop a plurality of new products and promote the technical progress and development of the whole latex industry, but the natural latex on the market has single function and certain limitation.
Disclosure of Invention
The invention aims to solve the technical problem that the natural latex on the market has single function and certain limitation, and provides a preparation method of a graphene/natural latex composite material to overcome the defects.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a preparation method of a graphene/natural latex composite material comprises the following steps:
material preparation: preparing the following components in parts by weight; 90-100 parts of natural latex, 3-4 parts of graphene, 1-2 parts of antioxidant, 0.5-1 part of vulcanizing agent and 1-2 parts of sodium fluosilicate, twisting the graphene into powder, mixing the powdered graphene with water to prepare a graphene aqueous solution, sequentially adding the natural latex, the antioxidant, the vulcanizing agent and the sodium fluosilicate into the graphene aqueous solution, stirring by a stirrer to prepare a mixed solution, and keeping the mixed solution for later use;
foaming and mold entering working procedure: and (4) pouring helium into the mixed solution, and stirring to form foam. Introducing the foamed mixed liquid into an inner cavity of the mold through a pipe fitting, so that the inner cavity of the mold is filled with the mixed liquid, and closing the mold to seal the mold after the mixed liquid is filled;
a heating and curing process: placing the sealed mould into a heating chamber, introducing high-temperature steam into the heating chamber to solidify foam in the mould, overflowing the mould out of the heating chamber after the foam is solidified, standing for cooling, and opening the sealed mould after cooling to obtain the formed graphene natural latex composite material;
demolding and cutting: taking the formed graphene natural latex composite material out of the die, and cutting the formed graphene natural latex composite material into a plurality of graphene natural latex blocks with the same size through a cutting device;
a cleaning procedure: spraying the graphene natural latex block to clean impurities on the outer surface of the graphene natural latex block;
an extrusion process: suspending and standing the cleaned graphene natural latex block in the air, and extruding the graphene natural latex block subjected to standing and drying into a sheet-shaped body to obtain the final sheet-shaped graphene natural latex composite material.
Further, the temperature in the heating chamber is controlled to be 150-165 ℃.
Further, the graphene content in the graphene aqueous solution is 1-5mg/ml.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the graphene substance is added into the traditional natural latex, and the graphene is pre-diluted, so that the graphene substance can be fully mixed with the natural latex, the good chemical performance of the formed graphene natural latex composite material is ensured, the effective antibacterial effect is achieved, and the method is suitable for industrial production and has strong practicability.
Detailed Description
The technical solution of the present application is further described below.
A preparation method of a graphene/natural latex composite material comprises the following steps:
the material preparation process comprises the following steps: preparing the following components in parts by weight; 90-100 parts of natural latex, 3-4 parts of graphene, 1-2 parts of antioxidant, 0.5-1 part of vulcanizing agent and 1-2 parts of sodium fluosilicate, twisting the graphene into powder, mixing the powdered graphene with water to prepare a graphene aqueous solution, wherein the content of the graphene in the graphene aqueous solution is 1-5mg/ml, sequentially adding the natural latex, the antioxidant, the vulcanizing agent and the sodium fluosilicate into the graphene aqueous solution, stirring by a stirrer to prepare a mixed solution, and keeping the mixed solution for later use;
foaming and mould entering working procedure: and (4) pouring helium into the mixed solution, and stirring to form foam. Introducing the foamed mixed liquid into an inner cavity of the mold through a pipe fitting, so that the inner cavity of the mold is filled with the mixed liquid, and closing the mold to seal the mold after the mixed liquid is filled;
a heating and curing process: placing the sealed mould into a heating chamber, controlling the temperature in the heating chamber to be 150-165 ℃, introducing high-temperature steam into the heating chamber to solidify foam in the mould, overflowing the mould out of the heating chamber after the foam is solidified, standing for cooling, and opening the sealed mould after cooling to obtain the molded graphene natural latex composite material;
demolding and cutting: taking the formed graphene natural latex composite material out of the die, and cutting the formed graphene natural latex composite material into a plurality of graphene natural latex blocks with the same size through a cutting device;
a cleaning procedure: spraying the graphene natural latex block to clean impurities on the outer surface of the graphene natural latex block;
an extrusion process: suspending and standing the cleaned graphene natural latex blocks, and extruding the graphene natural latex blocks subjected to standing and drying into a flaky body to obtain the final flaky graphene natural latex composite material.
Further, the temperature in the heating chamber is controlled to be 150-165 ℃.
Further, the graphene content in the graphene aqueous solution is 1-5mg/ml.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (3)
1. A preparation method of a graphene/natural latex composite material is characterized by comprising the following steps: the method comprises the following steps:
the material preparation process comprises the following steps: preparing the following components in parts by weight; 90-100 parts of natural latex, 3-4 parts of graphene, 1-2 parts of antioxidant, 0.5-1 part of vulcanizing agent and 1-2 parts of sodium fluosilicate, twisting the graphene into powder, mixing the powdered graphene with water to prepare a graphene aqueous solution, sequentially adding the natural latex, the antioxidant, the vulcanizing agent and the sodium fluosilicate into the graphene aqueous solution, stirring by a stirrer to prepare a mixed solution, and keeping the mixed solution for later use;
foaming and mold entering working procedure: and (4) pouring helium into the mixed solution, and stirring to form foam. Introducing the foamed mixed liquid into an inner cavity of the mold through a pipe fitting, so that the inner cavity of the mold is filled with the mixed liquid, and closing the mold to seal the mold after the mixed liquid is filled;
a heating and curing process: placing the sealed mould into a heating chamber, introducing high-temperature steam into the heating chamber to solidify foam in the mould, overflowing the mould out of the heating chamber after the foam is solidified, standing for cooling, and opening the sealed mould after cooling to obtain the formed graphene natural latex composite material;
demolding and cutting: taking the formed graphene natural latex composite material out of the die, and cutting the formed graphene natural latex composite material into a plurality of graphene natural latex blocks with the same size through a cutting device;
a cleaning procedure: spraying the graphene natural latex block to clean impurities on the outer surface of the graphene natural latex block;
an extrusion process: suspending and standing the cleaned graphene natural latex blocks, and extruding the graphene natural latex blocks subjected to standing and drying into a flaky body to obtain the final flaky graphene natural latex composite material.
2. The method for preparing the graphene/natural latex composite material according to claim 1, wherein the method comprises the following steps: the temperature in the heating chamber is controlled to be 150-165 ℃.
3. The method for preparing the graphene/natural latex composite material according to claim 1, wherein the method comprises the following steps: the graphene content in the graphene aqueous solution is 1-5mg/ml.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110489939.9A CN115304830A (en) | 2021-05-06 | 2021-05-06 | Preparation method of graphene/natural latex composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110489939.9A CN115304830A (en) | 2021-05-06 | 2021-05-06 | Preparation method of graphene/natural latex composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115304830A true CN115304830A (en) | 2022-11-08 |
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Family Applications (1)
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| CN202110489939.9A Pending CN115304830A (en) | 2021-05-06 | 2021-05-06 | Preparation method of graphene/natural latex composite material |
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| Country | Link |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106419368A (en) * | 2016-11-08 | 2017-02-22 | 东莞市九霄实业有限公司 | Latex pillow with plastic shape and preparation method thereof |
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-
2021
- 2021-05-06 CN CN202110489939.9A patent/CN115304830A/en active Pending
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Application publication date: 20221108 |