CN107118523A - A kind of computer screen diaphragm and preparation method - Google Patents
A kind of computer screen diaphragm and preparation method Download PDFInfo
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- CN107118523A CN107118523A CN201710409725.XA CN201710409725A CN107118523A CN 107118523 A CN107118523 A CN 107118523A CN 201710409725 A CN201710409725 A CN 201710409725A CN 107118523 A CN107118523 A CN 107118523A
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- computer screen
- plasticizer
- screen diaphragm
- diaphragm
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- C08J2423/08—Copolymers of ethene
-
- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a kind of computer screen diaphragm and preparation method, the diaphragm includes following component：Transparent PET, ethylene-vinyl acetate copolymer, polypropylene, epoxy resin, polyisocyanates, nano titanium oxide, nano aluminium oxide, graphene oxide, plasticizer, curing agent, age resistor.Preparation method includes：PET, polyisocyanates, graphene oxide melting mixing are weighed respectively according to proportioning; 30 ~ 60min of stirring reaction; add ethylene-vinyl acetate copolymer, polypropylene and epoxy resin and plasticizer; it is well mixed; then mixture is transferred in kneading machine, adds nano titanium oxide, nano aluminium oxide, curing agent and age resistor, knead 10 ~ 20min; shaping, produces the diaphragm.Diaphragm of the present invention not only has preferable waterproof, scraping and wiping resistance performance, also with preferable radiation-proof effect, influence of the electromagnetic radiation to human body is effectively reduced, with preferable application value.
Description
Technical field
The present invention relates to computer auxiliary material technical field, and in particular to a kind of computer screen diaphragm and preparation method.
Background technology
With the development and the increasingly raising of people's living standard of modern science and technology, computer turns into the daily life of people
Essential instrument in work, however, notebook computer price is high, its screen is easily scratched or damaged in routine use
It is bad.Therefore, computer protection film arises at the historic moment.Computer screen is protected by pad pasting, not only can against cut, greasy dirt invasion,
And the eye fatigue of computer user can be mitigated；And the problem of screen dust, it can also be obtained effectively by pad pasting
Solve.
Traditional computer protection film is made up of one layer of substrate layer and separation layer, after separation layer is torn, this layer of substrate layer
It is attached on notebook computer screen and uses as screen protecting film.And substrate layer is attached on screen by adhesive, work as diaphragm
Damage needs that when changing corrosivity adhesive will be left on screen.And these materials are also harmful to human body, in addition, existing
The computer protection film played the role of only plays certain screen protection, and the reduction that computer is radiated is not studied further.
Therefore, researching and developing one kind both there is preferable screen protection to act on, and have certain shielding to computer radiation
The diaphragm of effect is significant, also complies with the demand of existing market, with preferable application prospect.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of computer screen diaphragm and preparation side
Method, the diaphragm not only has preferable waterproof, scraping and wiping resistance performance, and preferable protective effect can be played to computer screen,
Also there is preferable radiation-proof effect, influence of the electromagnetic radiation to human body is effectively reduced, with preferable application value.
The present invention solves technical problem and adopted the following technical scheme that：
The present invention relates to a kind of computer screen diaphragm, include each component of following parts by weight：50 ~ 60 parts of transparent PET, second
10 ~ 25 parts of alkene-acetate ethylene copolymer, 8 ~ 15 parts of polypropylene, 5 ~ 12 parts of epoxy resin, part, nanometer two of polyisocyanates 10 ~ 15
It is 3 ~ 5 parts of titanium oxide, 5 ~ 8 parts of nano aluminium oxide, 0.6 ~ 2.5 part of graphene oxide, 10 ~ 15 parts of plasticizer, 3 ~ 8 parts of curing agent, anti-
Old 2 ~ 5 parts of agent.
Preferably, the diaphragm includes each component of following parts by weight：55 parts of transparent PET, ethene-vinyl acetate are common
21 parts of polymers, 10 parts of polypropylene, 8 parts of epoxy resin, 13 parts of polyisocyanates, 4 parts of nano titanium oxide, 6 parts of nano aluminium oxide,
1.2 parts of graphene oxide, 12 parts of plasticizer, 6 parts of curing agent, 4 parts of age resistor.
Preferably, the plasticizer is dioctyl phthalate, diisobutyl phthalate, the fourth of acetyl tributyl citrate three
Any of ester.
Preferably, the curing agent is aminoethyl piperazine, diethyl amino propylamine, trimethylhexamethylenediamine, isophthalic two
Any of methylamine.
Preferably, the age resistor is any of age resistor 4040, antioxidant 4010.
The invention further relates to a kind of method for preparing computer screen diaphragm, comprise the following steps：
PET, polyisocyanates, graphene oxide melting mixing are weighed respectively according to proportioning, and 30 ~ 60min of stirring reaction is added
Ethylene-vinyl acetate copolymer, polypropylene and epoxy resin and plasticizer, are well mixed, mixture then are transferred into mixing
In machine, nano titanium oxide, nano aluminium oxide, curing agent and age resistor are added, 10 ~ 20min is kneaded, shaping produces the guarantor
Cuticula.
Preferably, the melting temperature is 220 ~ 260 DEG C.
Preferably, the moulding process is to obtain sheet material using extruder extrusion, then carries out step drawing sheet material or simultaneously
Biaxial tension sheet material.
Compared with prior art, the present invention has following beneficial effect：
（1）Computer screen diaphragm of the present invention, can be to computer not only with preferable waterproof, scraping and wiping resistance performance
Screen plays preferable protective effect, the screen situation that definition is reduced caused by scuffing is prevented effectively from, also with preferable
Radiation-proof effect, effectively reduces influence of the electromagnetic radiation to human body, substantially increases the safety in utilization of computer, with compared with
Good application value.
（2）Graphene oxide is added with computer screen diaphragm of the present invention, because graphene has lamella
Conjugated structure, is layering to form the anticorrosive coat of densification, can effectively suppress infiltration and infiltration of the water to material, so that stone
The modified polymer of black alkene is applied to considerably increase the water-fast decay resistance of film in film；Further, since graphene
Excellent mechanical property and chemical stability so that modified polymer has preferable wear-resisting, scratch-resistant mechanical property
And chemical stability, and then cause the film prepared that there is preferable wear-resisting, scratch-resistant mechanical property and chemically stable
Property.
（3）Computer screen diaphragm of the present invention is first changed by graphene oxide to PET transparent films first
Property, the presence of graphene is in addition to being capable of the water-fast of enhanced film, anti-wear performance, additionally it is possible to can effectively reduce computer
Injury of the electromagnetic radiation to human body, substantially increases the safety in utilization of product, meets people-oriented objective.
（4）Computer screen of the present invention is also added with ethylene-vinyl acetate copolymer so that what is prepared is thin
Film has certain electrostatic adsorption so that film need not coat glue in use, you can realize the adhesion of film,
Adhesive in the prior art is avoided to the injury of human body and the phenomenon of screen definition is reduced so that film have high purification,
The characteristics of high transparency, and provided conveniently for the application of film.
（5）The preparation technology of computer screen diaphragm of the present invention is simple, mild condition, preparation process contamination-free
Produce, safety and environmental protection, be adapted to industrialization promotion production.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without
In limitation the scope of the present invention.The experimental method of unreceipted actual conditions in the following example, generally according to normal condition, for example
Sambrook equimoleculars are cloned：Laboratory manual（New York:Cold Spring Harbor Laboratory Press,
1989）Described in condition, or according to the condition proposed by manufacturer.
Embodiment 1：
A kind of computer screen diaphragm and preparation method of the preferred embodiment of the present invention；
The computer screen diaphragm, is prepared from by each component of following parts by weight：
55 parts of transparent PET；
21 parts of ethylene-vinyl acetate copolymer；
10 parts of polypropylene；
8 parts of epoxy resin；
13 parts of polyisocyanates；
4 parts of nano titanium oxide；
6 parts of nano aluminium oxide；
1.2 parts of graphene oxide；
12 parts of plasticizer；
6 parts of curing agent；
4 parts of age resistor.
The plasticizer is dioctyl phthalate.
The curing agent is aminoethyl piperazine.
The age resistor is age resistor 4040.
The method of the present invention for preparing computer screen diaphragm, comprises the following steps：
PET, polyisocyanates, graphene oxide melting mixing, stirring reaction under the conditions of 240 DEG C are weighed respectively according to proportioning
40min, adds ethylene-vinyl acetate copolymer, polypropylene and epoxy resin and plasticizer, is well mixed, then will mixing
Thing is transferred in kneading machine, adds nano titanium oxide, nano aluminium oxide, curing agent and age resistor, kneads 20min, is molded, i.e.,
Obtain the diaphragm；
Wherein, the moulding process is to obtain sheet material using extruder extrusion, then carries out step drawing sheet material or simultaneously bi-directionally draw
Stretch sheet material.
Embodiment 2：
A kind of computer screen diaphragm and preparation method of the preferred embodiment of the present invention；
The computer screen diaphragm, is prepared from by each component of following parts by weight：
50 parts of transparent PET；
10 parts of ethylene-vinyl acetate copolymer；
8 parts of polypropylene；
5 parts of epoxy resin；
10 parts of polyisocyanates；
3 parts of nano titanium oxide；
5 parts of nano aluminium oxide；
0.6 part of graphene oxide；
10 parts of plasticizer；
3 parts of curing agent；
2 parts of age resistor.
The plasticizer is diisobutyl phthalate.
The curing agent is diethyl amino propylamine.
The age resistor is antioxidant 4010.
The method of the present invention for preparing computer screen diaphragm, comprises the following steps：
PET, polyisocyanates, graphene oxide melting mixing, stirring reaction under the conditions of 220 DEG C are weighed respectively according to proportioning
60min, adds ethylene-vinyl acetate copolymer, polypropylene and epoxy resin and plasticizer, is well mixed, then will mixing
Thing is transferred in kneading machine, adds nano titanium oxide, nano aluminium oxide, curing agent and age resistor, kneads 10min, is molded, i.e.,
Obtain the diaphragm；
Wherein, the moulding process is to obtain sheet material using extruder extrusion, then carries out step drawing sheet material or simultaneously bi-directionally draw
Stretch sheet material.
Embodiment 3：
A kind of computer screen diaphragm and preparation method of the preferred embodiment of the present invention；
The computer screen diaphragm, is prepared from by each component of following parts by weight：
60 parts of transparent PET；
25 parts of ethylene-vinyl acetate copolymer；
15 parts of polypropylene；
12 parts of epoxy resin；
15 parts of polyisocyanates；
5 parts of nano titanium oxide；
8 parts of nano aluminium oxide；
2.5 parts of graphene oxide；
15 parts of plasticizer；
8 parts of curing agent；
5 parts of age resistor.
The plasticizer is tributyl 2-acetylcitrate.
The curing agent is m-xylene diamine.
The age resistor is age resistor 4040.
The method of the present invention for preparing computer screen diaphragm, comprises the following steps：
PET, polyisocyanates, graphene oxide melting mixing, stirring reaction under the conditions of 260 DEG C are weighed respectively according to proportioning
30min, adds ethylene-vinyl acetate copolymer, polypropylene and epoxy resin and plasticizer, is well mixed, then will mixing
Thing is transferred in kneading machine, adds nano titanium oxide, nano aluminium oxide, curing agent and age resistor, kneads 20min, is molded, i.e.,
Obtain the diaphragm；
Wherein, the moulding process is to obtain sheet material using extruder extrusion, then carries out step drawing sheet material or simultaneously bi-directionally draw
Stretch sheet material.
The computer screen diaphragm that embodiment 1 ~ 3 is prepared is respectively according to GJB2604-1996《Military electromagnetic screen
Cover coating general specification》Performance detection is carried out to the shielding property of film, concrete outcome is as shown in the table：
As seen from the above table, the computer screen diaphragm that the present invention is prepared not only has water resistance and scratch resistance, also has
There is preferable radiation-proof effect, with preferable application value.
In summary, computer screen diaphragm of the present invention, not only with preferable waterproof, scraping and wiping resistance performance,
Preferable protective effect can be played to computer screen, the screen situation that definition is reduced caused by scuffing is prevented effectively from, also
With preferable radiation-proof effect, influence of the electromagnetic radiation to human body is effectively reduced, the use peace of computer is substantially increased
Quan Xing, with preferable application value.The preparation technology is simple, mild condition, and preparation process contamination-free is produced, safety collar
Protect, be adapted to industrialization promotion production.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (8)
1. a kind of computer screen diaphragm, it is characterised in that include each component of following parts by weight：50 ~ 60 parts of transparent PET,
10 ~ 25 parts of ethylene-vinyl acetate copolymer, 8 ~ 15 parts of polypropylene, 5 ~ 12 parts of epoxy resin, polyisocyanates 10 ~ 15 part, nanometer
3 ~ 5 parts of titanium dioxide, 5 ~ 8 parts of nano aluminium oxide, 0.6 ~ 2.5 part of graphene oxide, 10 ~ 15 parts of plasticizer, 3 ~ 8 parts of curing agent,
2 ~ 5 parts of age resistor.
2. computer screen diaphragm according to claim 1, it is characterised in that the diaphragm includes following parts by weight
Each component：55 parts of transparent PET, 21 parts of ethylene-vinyl acetate copolymer, 10 parts of polypropylene, 8 parts of epoxy resin, polyisocyanic acid
It is 13 parts of ester, 4 parts of nano titanium oxide, 6 parts of nano aluminium oxide, 1.2 parts of graphene oxide, 12 parts of plasticizer, 6 parts of curing agent, anti-
Old 4 parts of agent.
3. computer screen diaphragm according to claim 1, it is characterised in that the plasticizer is phthalic acid two
Any of monooctyl ester, diisobutyl phthalate, tributyl 2-acetylcitrate.
4. computer screen diaphragm according to claim 1, it is characterised in that the curing agent be aminoethyl piperazine,
Any of diethyl amino propylamine, trimethylhexamethylenediamine, m-xylene diamine.
5. computer screen diaphragm according to claim 1, it is characterised in that the age resistor be age resistor 4040,
Any of antioxidant 4010.
6. the method that one kind prepares the computer screen diaphragm as described in any one of claim 1 ~ 5, it is characterised in that including
Following steps：
PET, polyisocyanates, graphene oxide melting mixing are weighed respectively according to proportioning, and 30 ~ 60min of stirring reaction is added
Ethylene-vinyl acetate copolymer, polypropylene and epoxy resin and plasticizer, are well mixed, mixture then are transferred into mixing
In machine, nano titanium oxide, nano aluminium oxide, curing agent and age resistor are added, 10 ~ 20min is kneaded, shaping produces the guarantor
Cuticula.
7. the preparation method of computer screen diaphragm according to claim 6, it is characterised in that the melting temperature is
220~260℃。
8. the preparation method of computer screen diaphragm according to claim 6, it is characterised in that the moulding process is
Sheet material is obtained using extruder extrusion, then carries out step drawing sheet material or simultaneously bi-directionally stretched sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710409725.XA CN107118523A (en) | 2017-06-02 | 2017-06-02 | A kind of computer screen diaphragm and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710409725.XA CN107118523A (en) | 2017-06-02 | 2017-06-02 | A kind of computer screen diaphragm and preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107118523A true CN107118523A (en) | 2017-09-01 |
Family
ID=59730362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710409725.XA Withdrawn CN107118523A (en) | 2017-06-02 | 2017-06-02 | A kind of computer screen diaphragm and preparation method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107118523A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108690226A (en) * | 2018-06-05 | 2018-10-23 | 宁波沸柴机器人科技有限公司 | A kind of degradable biological radiation prevention film and its preparation and application |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1670078A (en) * | 2004-03-19 | 2005-09-21 | 陈明华 | PET resin composition |
| CN202965379U (en) * | 2012-09-27 | 2013-06-05 | 昆山明讯电子科技有限公司 | PE electrostatic adsorption film |
| CN103319999A (en) * | 2013-06-04 | 2013-09-25 | 上海大学 | Preparation method of novel anti-electromagnetic radiation protective film based on graphene |
| CN103772818A (en) * | 2014-01-20 | 2014-05-07 | 南通天明光电科技有限公司 | Scratching resisting screen protecting thin film |
| CN106349462A (en) * | 2016-08-22 | 2017-01-25 | 广东纳路纳米科技有限公司 | Preparation of high-barrier nano modified PET composite material for packaging products |
-
2017
- 2017-06-02 CN CN201710409725.XA patent/CN107118523A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1670078A (en) * | 2004-03-19 | 2005-09-21 | 陈明华 | PET resin composition |
| CN202965379U (en) * | 2012-09-27 | 2013-06-05 | 昆山明讯电子科技有限公司 | PE electrostatic adsorption film |
| CN103319999A (en) * | 2013-06-04 | 2013-09-25 | 上海大学 | Preparation method of novel anti-electromagnetic radiation protective film based on graphene |
| CN103772818A (en) * | 2014-01-20 | 2014-05-07 | 南通天明光电科技有限公司 | Scratching resisting screen protecting thin film |
| CN106349462A (en) * | 2016-08-22 | 2017-01-25 | 广东纳路纳米科技有限公司 | Preparation of high-barrier nano modified PET composite material for packaging products |
Non-Patent Citations (1)
| Title |
|---|
| 熊党生等: "《特种环境固体润滑涂层技术》", 31 July 2016, 国防工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108690226A (en) * | 2018-06-05 | 2018-10-23 | 宁波沸柴机器人科技有限公司 | A kind of degradable biological radiation prevention film and its preparation and application |
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