CN110936685A - Mobile phone shell - Google Patents
Mobile phone shell Download PDFInfo
- Publication number
- CN110936685A CN110936685A CN201911166800.XA CN201911166800A CN110936685A CN 110936685 A CN110936685 A CN 110936685A CN 201911166800 A CN201911166800 A CN 201911166800A CN 110936685 A CN110936685 A CN 110936685A
- Authority
- CN
- China
- Prior art keywords
- parts
- prepolymer
- mobile phone
- minutes
- protective layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing groups
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0279—Improving the user comfort or ergonomics
- H04M1/0283—Improving the user comfort or ergonomics for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
- H04M1/185—Improving the rigidity of the casing or resistance to shocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Silicon Polymers (AREA)
Abstract
The invention provides a mobile phone shell which comprises a decorative layer, a protective layer and a buffer layer, wherein the decorative layer, the protective layer and the buffer layer are sequentially arranged from outside to inside. The decorative layer is made of plastic, the buffer layer is a spongy cushion, and the protective layer is made of a fluorine-silicon resin composite material. According to the invention, the protective layer of the mobile phone shell is prepared from the fluorosilicone resin, and the spongy cushion is arranged inside the mobile phone shell, so that the mobile phone is protected by the protective layer when the mobile phone slips off carelessly, and is buffered by the spongy cushion, and the mobile phone shell is prevented from being broken.
Description
Technical Field
The invention belongs to the technical field of mobile phone accessories, and relates to a mobile phone shell.
Background
The cell-phone is the necessary electronic product of people's life, the cell-phone price on the existing market is more and more high, in order to reduce use cost, most people select to carry out better protection to the cell-phone, in order to prolong the cell-phone life, the most common mode is exactly the cell-phone shell of cover on the cell-phone, in order to protect the cell-phone shell, but there are many defects in the current cell-phone shell, often can not play the effect of protection, some cell-phone shell materials are softer, when the user carelessly with the cell-phone landing, even there is the protection of cell-phone shell, also can cause the damage to the cell-phone shell, some cell-phone shell materials are harder, though can protect the cell-phone, but this kind of cell-phone shell is often than thicker, influence user's use experience.
Disclosure of Invention
The invention aims to provide a mobile phone shell, which solves the problem that the mobile phone shell in the prior art cannot well protect a mobile phone.
The technical scheme adopted by the invention is that,
a mobile phone shell comprises a decorative layer, a protective layer and a buffer layer, wherein the decorative layer, the protective layer and the buffer layer are sequentially arranged from outside to inside.
The protective layer is made of fluorine-silicon resin composite material.
The preparation method of the protective layer comprises the following steps:
firstly, weighing 100-200 parts of butyl perfluoroether, 200-600 parts of organic alcohol, 80-200 parts of organochlorosilane, 10-30 parts of catalyst, 100-300 parts of ethyl orthosilicate and 30-100 parts of trihydrocarbylmonochlorosilane according to mass fraction.
Secondly, adding 100-200 parts of ethyl butyl perfluoroether and 200-600 parts of organic alcohol into a reactor, uniformly stirring, and stirring at the temperature of 20-30 ℃ for 1-2 hours to obtain a prepolymer 1;
step three, adding 80-200 parts of organic chlorosilane into the prepolymer 1 obtained in the step two, uniformly stirring at the temperature of 20-30 ℃, adding 10-30 parts of catalyst, continuously stirring and heating to 70-90 ℃, and reacting for 15-18 hours to obtain a prepolymer 2;
fourthly, at the temperature of 70-80 ℃, 100-300 parts of tetraethoxysilane is dripped into the prepolymer 2 obtained in the third step, and after the dripping is finished, the temperature is preserved for polycondensation for 40-60 minutes to obtain a prepolymer 3;
fifthly, dripping 30-100 parts of trihydrocarbyl monochlorosilane into the prepolymer 3 obtained in the fourth step, and preserving heat after finishing dripping to perform polycondensation reaction for 90-120 minutes to obtain fluorosilicone resin;
and sixthly, extruding and forming the fluorosilicone resin prepared in the fifth step by using a grinding tool of the mobile phone shell.
The stirring speed in the third step is 200-500 r/min.
And in the fourth step, the time for dripping the tetraethoxysilane is 30-40 minutes.
And in the fifth step, the time for dripping the alkyl chlorosilane is 40-50 minutes.
The decorative layer is made of plastic, and the buffer layer is a spongy cushion.
The protective layer of the mobile phone shell is prepared from fluorosilicone resin, and the spongy cushion is arranged inside the mobile phone shell, so that the mobile phone is protected by the protective layer when the mobile phone slips off carelessly, and is buffered by the spongy cushion, and the shell of the mobile phone is prevented from being broken.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The invention provides a mobile phone shell which comprises a decorative layer, a protective layer and a buffer layer, wherein the decorative layer, the protective layer and the buffer layer are sequentially arranged from outside to inside.
The decorative layer is made of plastic, the buffer layer is a spongy cushion, and the protective layer is made of a fluorine-silicon resin composite material. The preparation method of the protective layer comprises the following steps:
firstly, weighing 100-200 parts of butyl perfluoroether, 200-600 parts of organic alcohol, 80-200 parts of organochlorosilane, 10-30 parts of catalyst, 100-300 parts of ethyl orthosilicate and 30-100 parts of trihydrocarbylmonochlorosilane according to mass fraction.
Secondly, adding 100-200 parts of ethyl butyl perfluoroether and 200-600 parts of organic alcohol into a reactor, uniformly stirring, and stirring at the temperature of 20-30 ℃ for 1-2 hours to obtain a prepolymer 1;
adding 80-200 parts of organic chlorosilane into the prepolymer 1 obtained in the second step, uniformly stirring at the temperature of 20-30 ℃ and the speed of 200-500 r/min, adding 10-30 parts of catalyst, continuously stirring and heating to 70-90 ℃, and reacting for 15-18 hours to obtain a prepolymer 2;
fourthly, at the temperature of 70-80 ℃, 100-300 parts of tetraethoxysilane is dripped into the prepolymer 2 obtained in the third step, and after 30-40 minutes of dripping, the temperature is preserved for polycondensation for 40-60 minutes to obtain a prepolymer 3;
fifthly, dripping 30-100 parts of trihydrocarbyl monochlorosilane into the prepolymer 3 obtained in the fourth step, and carrying out thermal insulation and polycondensation reaction for 90-120 minutes after dripping 40-50 minutes to obtain fluorosilicone resin;
and sixthly, extruding and forming the fluorosilicone resin prepared in the fifth step by using a grinding tool of the mobile phone shell.
Example 1
Firstly, weighing 100 parts of butyl perfluoroether, 200 parts of organic alcohol, 80 parts of organic chlorosilane, 10 parts of catalyst, 10 parts of ethyl orthosilicate and 30 parts of trihydrocarbylchlorosilane according to mass fraction.
Secondly, adding 100 parts of ethyl butyl perfluoroether and 200 parts of organic alcohol into a reactor, uniformly stirring, and stirring at the temperature of 20 ℃ for 1 hour to obtain a prepolymer 1;
step three, adding 80 parts of organic chlorosilane into the prepolymer 1 obtained in the step two, stirring uniformly at the temperature of 20 ℃ at the speed of 200r/min, adding 10 parts of catalyst, continuously stirring and heating to 70 ℃, and reacting for 15 hours to obtain a prepolymer 2;
fourthly, at the temperature of 70 ℃, 100 parts of tetraethoxysilane is dripped into the prepolymer 2 obtained in the third step for 30 minutes, and after the dripping is finished, the temperature is preserved for polycondensation for 40 minutes to obtain a prepolymer 3;
fifthly, dripping 30 parts of trihydrocarbylchlorosilane into the prepolymer 3 obtained in the fourth step for 40 minutes, and preserving heat after finishing dripping to perform polycondensation reaction for 90 minutes to obtain fluorosilicone resin;
and sixthly, extruding and forming the fluorosilicone resin prepared in the fifth step by using a grinding tool of the mobile phone shell.
Example 2
Firstly, weighing 200 parts of butyl perfluoroether, 600 parts of organic alcohol, 200 parts of organochlorosilane, 30 parts of catalyst, 300 parts of ethyl orthosilicate and 100 parts of trihydrocarbylmonochlorosilane according to mass fraction.
Secondly, adding 200 parts of ethyl butyl perfluoroether and 600 parts of organic alcohol into a reactor, uniformly stirring, and stirring at the temperature of 30 ℃ for 1-2 hours to obtain a prepolymer 1;
thirdly, adding 200 parts of organic chlorosilane into the prepolymer 1 obtained in the second step, uniformly stirring at the temperature of 30 ℃ at the speed of 500r/min, adding 30 parts of catalyst, continuously stirring and heating to 90 ℃, and reacting for 18 hours to obtain a prepolymer 2;
fourthly, at 80 ℃, 300 parts of tetraethoxysilane is dripped into the prepolymer 2 obtained in the third step for 40 minutes, and after the dripping is finished, the temperature is kept for polycondensation for 60 minutes to obtain a prepolymer 3;
fifthly, dripping 100 parts of trihydrocarbyl monochlorosilane into the prepolymer 3 obtained in the fourth step for 50 minutes, and preserving heat after finishing dripping to perform polycondensation reaction for 120 minutes to obtain fluorosilicone resin;
and sixthly, extruding and forming the fluorosilicone resin prepared in the fifth step by using a grinding tool of the mobile phone shell.
Example 3
Firstly, weighing 150 parts of butyl perfluoroether, 400 parts of organic alcohol, 140 parts of organochlorosilane, 20 parts of catalyst, 200 parts of ethyl orthosilicate and 65 parts of trihydrocarbylmonochlorosilane according to mass fraction.
Secondly, adding 150 parts of ethyl butyl perfluoroether and 400 parts of organic alcohol into a reactor, uniformly stirring, and stirring at the temperature of 25 ℃ for 1.5 hours to obtain a prepolymer 1;
thirdly, adding 140 parts of organic chlorosilane into the prepolymer 1 obtained in the second step, uniformly stirring at the temperature of 25 ℃ at the speed of 350r/min, adding 20 parts of catalyst, continuously stirring and heating to 80 ℃, and reacting for 16.5 hours to obtain a prepolymer 2;
fourthly, at the temperature of 70-80 ℃, dropwise adding 200 parts of tetraethoxysilane into the prepolymer 2 obtained in the third step for 35 minutes, and after dropwise adding, carrying out thermal insulation for polycondensation for 50 minutes to obtain a prepolymer 3;
fifthly, dripping 65 parts of trihydrocarbyl monochlorosilane into the prepolymer 3 obtained in the fourth step for 45 minutes, and preserving heat after finishing dripping to perform polycondensation reaction for 100 minutes to obtain fluorosilicone resin;
and sixthly, extruding and forming the fluorosilicone resin prepared in the fifth step by using a grinding tool of the mobile phone shell.
Claims (7)
1. The utility model provides a mobile phone shell, its characterized in that includes decorative layer, protective layer and buffer layer, decorative layer, protective layer and buffer layer outside-in set gradually.
2. A handset casing according to claim 1, wherein the protective layer is a fluorosilicone resin composite.
3. A handset casing according to claim 2, characterised in that the protective layer is formed by a process comprising the steps of:
firstly, weighing 100-200 parts of butyl perfluoroether, 200-600 parts of organic alcohol, 80-200 parts of organochlorosilane, 10-30 parts of catalyst, 100-300 parts of ethyl orthosilicate and 30-100 parts of trihydrocarbylmonochlorosilane according to mass fraction.
Secondly, adding 100-200 parts of ethyl butyl perfluoroether and 200-600 parts of organic alcohol into a reactor, uniformly stirring, and stirring at the temperature of 20-30 ℃ for 1-2 hours to obtain a prepolymer 1;
step three, adding 80-200 parts of organic chlorosilane into the prepolymer 1 obtained in the step two, uniformly stirring at the temperature of 20-30 ℃, adding 10-30 parts of catalyst, continuously stirring and heating to 70-90 ℃, and reacting for 15-18 hours to obtain a prepolymer 2;
fourthly, at the temperature of 70-80 ℃, 100-300 parts of tetraethoxysilane is dripped into the prepolymer 2 obtained in the third step, and after the dripping is finished, the temperature is preserved for polycondensation for 40-60 minutes to obtain a prepolymer 3;
fifthly, dripping 30-100 parts of trihydrocarbyl monochlorosilane into the prepolymer 3 obtained in the fourth step, and preserving heat after finishing dripping to perform polycondensation reaction for 90-120 minutes to obtain fluorosilicone resin;
and sixthly, extruding and forming the fluorosilicone resin prepared in the fifth step by using a grinding tool of the mobile phone shell.
4. A handset shell according to claim 3, wherein the stirring rate in the third step is from 200 to 500 r/min.
5. A handset shell according to claim 3, wherein the ethyl orthosilicate in the fourth step is added dropwise for 30 to 40 minutes.
6. A handset shell according to claim 3, wherein the time for dropping the monochlorosilane in the fifth step is 40 to 50 minutes.
7. A handset casing as claimed in any one of claims 2 to 3, wherein the decorative layer is of plastics and the cushioning layer is a foam pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911166800.XA CN110936685A (en) | 2019-11-25 | 2019-11-25 | Mobile phone shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911166800.XA CN110936685A (en) | 2019-11-25 | 2019-11-25 | Mobile phone shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110936685A true CN110936685A (en) | 2020-03-31 |
Family
ID=69907584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911166800.XA Withdrawn CN110936685A (en) | 2019-11-25 | 2019-11-25 | Mobile phone shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110936685A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817928A (en) * | 2009-02-27 | 2010-09-01 | 比亚迪股份有限公司 | Siloxane modified fluorosilicone, fluorosilicone paint containing same and preparation method thereof |
| CN105007347A (en) * | 2015-07-28 | 2015-10-28 | 苏州市相城区明达复合材料厂 | Multifunctional plastic protective shell for mobile phone |
| CN208424459U (en) * | 2018-06-14 | 2019-01-22 | 深圳超多维科技有限公司 | A kind of anti-fingerprint imitates glass-ceramic rear cover and mobile phone |
-
2019
- 2019-11-25 CN CN201911166800.XA patent/CN110936685A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817928A (en) * | 2009-02-27 | 2010-09-01 | 比亚迪股份有限公司 | Siloxane modified fluorosilicone, fluorosilicone paint containing same and preparation method thereof |
| CN105007347A (en) * | 2015-07-28 | 2015-10-28 | 苏州市相城区明达复合材料厂 | Multifunctional plastic protective shell for mobile phone |
| CN208424459U (en) * | 2018-06-14 | 2019-01-22 | 深圳超多维科技有限公司 | A kind of anti-fingerprint imitates glass-ceramic rear cover and mobile phone |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200331 |
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| WW01 | Invention patent application withdrawn after publication |