CN113248758A - Preparation method of waterproof breathable nano-film - Google Patents
Preparation method of waterproof breathable nano-film Download PDFInfo
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- CN113248758A CN113248758A CN202110703523.2A CN202110703523A CN113248758A CN 113248758 A CN113248758 A CN 113248758A CN 202110703523 A CN202110703523 A CN 202110703523A CN 113248758 A CN113248758 A CN 113248758A
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- 239000002120 nanofilm Substances 0.000 title claims abstract description 67
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 238000003756 stirring Methods 0.000 claims abstract description 55
- 239000002994 raw material Substances 0.000 claims abstract description 36
- 238000001035 drying Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 11
- 239000004698 Polyethylene Substances 0.000 claims description 8
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 4
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims description 4
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000004014 plasticizer Substances 0.000 claims description 4
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 4
- 239000004626 polylactic acid Substances 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 9
- 238000007789 sealing Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012769 display material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
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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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—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
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—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
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/08—Cellulose derivatives
- C08J2401/26—Cellulose ethers
- C08J2401/28—Alkyl ethers
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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
- C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/092—Polycarboxylic acids
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Abstract
The application discloses a preparation method of a waterproof breathable nano-film, which comprises the following steps: selecting raw materials in parts by weight, and respectively placing the selected raw materials in clean shells for later use; stirring the raw materials, namely putting the raw materials in percentage for standby in the step (1) into stirring equipment, stirring and mixing to obtain a nano film which is stirred into uniform mixture, and preparing a polymerization solution; and (3) forming and preparing the nano waterproof breathable film, namely heating the polymerization solution obtained in the step (2) by heating equipment, melting, preparing a waterproof breathable nano film blank by film forming equipment, drying the formed waterproof breathable nano film by drying equipment, and cooling by cooling equipment to obtain the nano waterproof breathable film. The preparation method of the waterproof breathable nano-film is convenient for uniformly mixing the materials for preparing the waterproof breathable nano-film, and improves the preparation quality of the prepared waterproof breathable nano-film.
Description
Technical Field
The application relates to the technical field of preparation of waterproof and breathable nano films, in particular to a preparation method of a waterproof and breathable nano film.
Background
The nano film is divided into a particle film and a compact film, the particle film is a film with nanoparticles adhered together and a very fine gap in the middle, and the compact film refers to a film with a compact film layer and a nano-scale grain size and can be used for: gas catalytic (e.g., automotive exhaust treatment) materials; a filter material; a high-density magnetic recording material; a photosensitive material; a flat display material; superconducting materials, and the like.
At present, a plurality of problems exist in the preparation process of the waterproof breathable nano-film, the preparation quality of the prepared waterproof breathable nano-film is influenced due to the fact that raw materials in the preparation process are not uniformly mixed, and the operation of preparing the waterproof breathable nano-film is complex, and the operation difficulty of workers is increased. Therefore, a method for preparing the waterproof breathable nano-film is provided for solving the problems.
Disclosure of Invention
The embodiment provides a preparation method of a waterproof breathable nano-film, which is used for solving the problems that a lot of problems exist in the preparation process of the existing waterproof breathable nano-film, the preparation quality of the prepared waterproof breathable nano-film is influenced due to the fact that raw materials in the preparation process of some prepared waterproof breathable nano-films are not uniformly mixed enough, and the operation of some prepared waterproof breathable nano-films is complex, and the operation difficulty of workers is increased.
According to one aspect of the present application, there is provided a method for preparing a waterproof and breathable nanomembrane, the method comprising the steps of:
(1) selecting raw materials in parts by weight, and respectively placing the selected raw materials in clean shells for later use;
(2) stirring the raw materials, namely putting the raw materials in percentage for standby in the step (1) into stirring equipment, stirring and mixing to obtain a nano film which is stirred into uniform mixture, and preparing a polymerization solution;
(3) and (3) forming and preparing the nano waterproof breathable film, namely heating the polymerization solution obtained in the step (2) by heating equipment, melting, preparing a waterproof breathable nano film blank by film forming equipment, drying the formed waterproof breathable nano film by drying equipment, and cooling by cooling equipment to obtain the nano waterproof breathable film.
Further, the number of the placing shells in the step (1) is equal to the number of the raw materials in parts, the placing shells are clean and pollution-free glass tank bodies, and the surface of the placing shells is provided with a marking label.
Furthermore, the raw materials in the step (1) by weight portion comprise 20 portions of high-pressure polyethylene, 1 portion of nano titanium dioxide, 4 portions of hydroxysuccinic acid, 15 portions of linear polyethylene, 10 portions of polylactic acid, 5 portions of hydroxyethyl cellulose and 12 portions of polyvinyl alcohol.
Furthermore, 3 parts of plasticizer and 5 parts of lubricant are added into the stirring device in the step (2) in sequence during stirring, and the stirring time of the stirring device is 30 minutes.
Further, the stirring device in the step (2) is a turbine stirrer, which is also called a turbine impeller and is a widely applied stirrer used for forced convection and uniform mixing of the liquid and the gas medium.
Further, electronic scale equipment is adopted for raw material selection in the step (1).
Further, in the step (3), the heating time of the heating device is two hours, and stirring is required during heating, and the stirring time is two hours.
Further, the drying device in the step (3) adopts infrared rays for drying, and the drying temperature is 90 ℃.
Further, the heating device in the step (3) is a stainless steel heater.
Further, the waterproof breathable nano-film blank prepared by the film forming equipment in the step (3) needs to be washed clean by clear water, and is naturally dried for 20 minutes after being washed clean, and then is placed into a drying box to be processed by the drying equipment.
Through the above-mentioned embodiment of this application, adopted agitated vessel, solved the inhomogeneous problem of material mixture, be convenient for carry out the misce bene with the material of preparation waterproof ventilative nanometer membrane, improve the waterproof ventilative nanometer membrane preparation quality of preparation.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a flow chart of the method of the present invention.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The preparation method in this embodiment may be applied to various stirring apparatuses, for example, the following stirring apparatus that facilitates mixing of a liquid and a raw material is provided in this embodiment, and the preparation method in this embodiment may be used to place the following stirring apparatus.
A stirring device convenient for mixing liquid and raw materials comprises a base and a first motor, wherein the base is connected with a stirring device body through a connecting spring, a second hole is formed in the surface of the base, a first liquid inlet and a second liquid inlet are respectively formed in the upper end surface of the stirring device body, the first liquid inlet is positioned on the left side of the second liquid inlet, a liquid outlet is formed in the lower end surface of the stirring device body, a first connecting rod is connected with the lower end of the second liquid inlet, a second connecting rod is nested on the outer surface of the first connecting rod, a first hole is reserved in the surface of the second connecting rod, a stirring blade is fixed on the outer wall of the second connecting rod, a connecting block is connected with the lower end of the second connecting rod, the two sides of the lower end surface of the connecting block are connected with the stirring device body through a reset spring, and the lower end of the second connecting rod is connected with the second motor through a sealing bearing, the surface of base has run through the third connecting rod, and the one end of third connecting rod is connected with first motor to the other end nestification of third connecting rod has the gear.
Preferably, the base passes through connecting spring and agitated vessel body constitution extending structure, and connecting spring is provided with 2 about the base symmetry.
Preferably, the first connecting rod and the second connecting rod form a lifting structure, and the outer wall of the first connecting rod is attached to the inner wall of the second connecting rod.
Preferably, the second connecting rod is composed of a first inner tube, a second inner tube and an outer tube, and the outer tube is connected between the first inner tube and the second inner tube through a sealing bearing.
Preferably, the outer wall of the second connecting rod is provided with a sawtooth structure, the second connecting rod and the gear form intermittent meshing connection, and the gear is provided with a semi-sawtooth structure.
Preferably, the stirring blades are symmetrically arranged about the central line of the second connecting rod, and the stirring blades and the second connecting rod form a welded integrated structure.
Preferably, the connecting block and the stirring equipment body form a sliding installation structure, and the end part of the connecting block is arranged to be of a convex structure.
Preferably, the second connecting rod is composed of a first inner tube, a second inner tube and an outer tube, and the outer tube is connected between the first inner tube and the second inner tube through a sealing bearing.
Of course, the present embodiment can also be used for placing memories with other structures. Here, description is not repeated, and the following describes a preparation method of the embodiment of the present application.
The first embodiment is as follows:
a preparation method of a waterproof breathable nano-film comprises the following steps:
(1) selecting raw materials in parts by weight, and respectively placing the selected raw materials in clean shells for later use;
(2) stirring the raw materials, namely putting the raw materials in percentage for standby in the step (1) into stirring equipment, stirring and mixing to obtain a nano film which is stirred into uniform mixture, and preparing a polymerization solution;
(3) and (3) forming and preparing the nano waterproof breathable film, namely heating the polymerization solution obtained in the step (2) by heating equipment, melting, preparing a waterproof breathable nano film blank by film forming equipment, drying the formed waterproof breathable nano film by drying equipment, and cooling by cooling equipment to obtain the nano waterproof breathable film.
Further, the number of the placing shells in the step (1) is equal to the number of the raw materials in parts, the placing shells are clean and pollution-free glass tank bodies, and the surface of the placing shells is provided with a marking label.
Furthermore, the raw materials in the step (1) by weight portion comprise 20 portions of high-pressure polyethylene, 1 portion of nano titanium dioxide, 4 portions of hydroxysuccinic acid, 15 portions of linear polyethylene, 10 portions of polylactic acid, 5 portions of hydroxyethyl cellulose and 12 portions of polyvinyl alcohol.
Furthermore, 3 parts of plasticizer and 5 parts of lubricant are added into the stirring device in the step (2) in sequence during stirring, and the stirring time of the stirring device is 30 minutes.
Further, the stirring device in the step (2) is a turbine stirrer, which is also called a turbine impeller and is a widely applied stirrer used for forced convection and uniform mixing of the liquid and the gas medium.
Further, electronic scale equipment is adopted for raw material selection in the step (1).
Further, in the step (3), the heating time of the heating device is two hours, and stirring is required during heating, and the stirring time is two hours.
Further, the drying device in the step (3) adopts infrared rays for drying, and the drying temperature is 90 ℃.
Further, the heating device in the step (3) is a stainless steel heater.
Further, the waterproof breathable nano-film blank prepared by the film forming equipment in the step (3) needs to be washed clean by clear water, and is naturally dried for 20 minutes after being washed clean, and then is placed into a drying box to be processed by the drying equipment.
The method is convenient for uniformly mixing the materials for preparing the waterproof breathable nano-film, improves the preparation quality of the prepared waterproof breathable nano-film, and is convenient for cleaning the prepared waterproof breathable nano-film blank to ensure the dryness of the surface.
Example two:
a preparation method of a waterproof breathable nano-film comprises the following steps:
(1) selecting raw materials in parts by weight, and respectively placing the selected raw materials in clean shells for later use;
(2) stirring the raw materials, namely putting the raw materials in percentage for standby in the step (1) into stirring equipment, stirring and mixing to obtain a nano film which is stirred into uniform mixture, and preparing a polymerization solution;
(3) and (3) forming and preparing the nano waterproof breathable film, namely heating the polymerization solution obtained in the step (2) by heating equipment, melting, preparing a waterproof breathable nano film blank by film forming equipment, drying the formed waterproof breathable nano film by drying equipment, and cooling by cooling equipment to obtain the nano waterproof breathable film.
Further, the number of the placing shells in the step (1) is equal to the number of the raw materials in parts, the placing shells are clean and pollution-free glass tank bodies, and the surface of the placing shells is provided with a marking label.
Furthermore, the raw materials in the step (1) by weight portion comprise 20 portions of high-pressure polyethylene, 1 portion of nano titanium dioxide, 4 portions of hydroxysuccinic acid, 15 portions of linear polyethylene, 10 portions of polylactic acid, 5 portions of hydroxyethyl cellulose and 12 portions of polyvinyl alcohol.
Furthermore, 3 parts of plasticizer and 5 parts of lubricant are added into the stirring device in the step (2) in sequence during stirring, and the stirring time of the stirring device is 30 minutes.
Further, the stirring device in the step (2) is a turbine stirrer, which is also called a turbine impeller and is a widely applied stirrer used for forced convection and uniform mixing of the liquid and the gas medium.
Further, electronic scale equipment is adopted for raw material selection in the step (1).
Further, in the step (3), the heating time of the heating device is two hours, and stirring is required during heating, and the stirring time is two hours.
Further, the drying device in the step (3) adopts infrared rays for drying, and the drying temperature is 90 ℃.
Further, the heating device in the step (3) is a stainless steel heater.
Further, the waterproof breathable nano-film blank prepared by the film forming equipment in the step (3) needs to be washed clean by clear water, and is naturally dried for 20 minutes after being washed clean, and then is placed into a drying box to be processed by the drying equipment.
The method is convenient for drying the waterproof breathable nano-film blank, improves the operation efficiency of workers, has good market prospect, and is suitable for popularization and use.
The application has the advantages that:
1. according to the preparation method of the waterproof breathable nano-film, materials for preparing the waterproof breathable nano-film can be uniformly mixed, the preparation quality of the prepared waterproof breathable nano-film is improved, meanwhile, the prepared waterproof breathable nano-film blank can be cleaned conveniently, the cleanness of the surface is guaranteed, the waterproof breathable nano-film blank can be dried conveniently, the operation efficiency of workers is improved, the preparation method has a good market prospect, and the preparation method is suitable for popularization and use.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A preparation method of a waterproof breathable nano-film is characterized by comprising the following steps: the preparation method comprises the following steps:
(1) selecting raw materials in parts by weight, and respectively placing the selected raw materials in clean shells for later use;
(2) stirring the raw materials, namely putting the raw materials in percentage for standby in the step (1) into stirring equipment, stirring and mixing to obtain a nano film which is stirred into uniform mixture, and preparing a polymerization solution;
(3) and (3) forming and preparing the nano waterproof breathable film, namely heating the polymerization solution obtained in the step (2) by heating equipment, melting, preparing a waterproof breathable nano film blank by film forming equipment, drying the formed waterproof breathable nano film by drying equipment, and cooling by cooling equipment to obtain the nano waterproof breathable film.
2. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: the number of the placing shells in the step (1) is equal to the number of the raw materials in parts, the placing shells are clean and non-pollution glass tank bodies, and the surface of the placing shells is provided with a marking label.
3. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: the raw materials in the step (1) by weight portion are 20 portions of high-pressure polyethylene, 1 portion of nano titanium dioxide, 4 portions of hydroxysuccinic acid, 15 portions of linear polyethylene, 10 portions of polylactic acid, 5 portions of hydroxyethyl cellulose and 12 portions of polyvinyl alcohol.
4. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: and (3) sequentially adding 3 parts of plasticizer and 5 parts of lubricant into the stirring equipment in the step (2) during stirring, wherein the stirring time of the stirring equipment is 30 minutes.
5. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: the stirring equipment in the step (2) is a turbine type stirrer, which is also called a turbine type impeller and is a stirrer with wide application, and is used for forcing the liquid and the gas medium to convect and uniformly mix.
6. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: and (2) selecting raw materials in the step (1) by adopting electronic scale equipment.
7. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: and (4) in the step (3), the heating time of the heating equipment is two hours, stirring is needed during heating, and the stirring time is two hours.
8. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: and (4) drying the drying equipment in the step (3) by adopting infrared rays, wherein the drying temperature is 90 ℃.
9. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: and (4) the heating equipment in the step (3) is a stainless steel heater.
10. The method for preparing the waterproof breathable nano-film according to claim 1, wherein the waterproof breathable nano-film comprises the following steps: and (4) the waterproof breathable nano-film blank prepared by the film forming equipment in the step (3) needs to be washed clean by clear water, and is naturally dried for 20 minutes after being washed clean, and then is placed into a drying box to be processed by the drying equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110703523.2A CN113248758A (en) | 2021-06-24 | 2021-06-24 | Preparation method of waterproof breathable nano-film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110703523.2A CN113248758A (en) | 2021-06-24 | 2021-06-24 | Preparation method of waterproof breathable nano-film |
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| CN113248758A true CN113248758A (en) | 2021-08-13 |
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| CN202110703523.2A Pending CN113248758A (en) | 2021-06-24 | 2021-06-24 | Preparation method of waterproof breathable nano-film |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101323685A (en) * | 2008-06-27 | 2008-12-17 | 哈尔滨隆华艺美包装制品有限公司 | Linear low density blending film of polyethylene and ethylene-ethenol copolymer and method for making the same |
| US20140363625A1 (en) * | 2013-06-11 | 2014-12-11 | Chen-Cheng Huang | Breathable and waterproof composite fabric |
| CN105968532A (en) * | 2016-06-29 | 2016-09-28 | 崔建中 | Nano waterproof breathable film and preparation method thereof |
| CN106366421A (en) * | 2016-09-22 | 2017-02-01 | 江南大学 | Polymer-modified nano-lecithin composite material and preparation method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101323685A (en) * | 2008-06-27 | 2008-12-17 | 哈尔滨隆华艺美包装制品有限公司 | Linear low density blending film of polyethylene and ethylene-ethenol copolymer and method for making the same |
| US20140363625A1 (en) * | 2013-06-11 | 2014-12-11 | Chen-Cheng Huang | Breathable and waterproof composite fabric |
| CN105968532A (en) * | 2016-06-29 | 2016-09-28 | 崔建中 | Nano waterproof breathable film and preparation method thereof |
| CN106366421A (en) * | 2016-09-22 | 2017-02-01 | 江南大学 | Polymer-modified nano-lecithin composite material and preparation method thereof |
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