CN106009330A - Sealing gasket applied to mobilephone and preparation method of sealing gasket - Google Patents
Sealing gasket applied to mobilephone and preparation method of sealing gasket Download PDFInfo
- Publication number
- CN106009330A CN106009330A CN201610513227.5A CN201610513227A CN106009330A CN 106009330 A CN106009330 A CN 106009330A CN 201610513227 A CN201610513227 A CN 201610513227A CN 106009330 A CN106009330 A CN 106009330A
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- China
- Prior art keywords
- parts
- chiral carbon
- carbon nanotube
- sealing gasket
- mobile phone
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
-
- 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
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a sealing gasket applied to a mobilephone and a preparation method of the sealing gasket, relating to the technical field of processing of sealing materials for mobilephones. The sealing gasket applied to the mobilephone is prepared from the following raw materials in parts by mass: 80 to 100 parts of butyl rubber, 10 to 15 parts of chiral carbon nanotube, 3 to 8 parts of magnesium carbonate, 2 to 6 parts of calcium stearate, 1 to 3 parts of diphenyl silanediol, 1.5 to 4 parts of esterified paraffin, 0.5 to 2 parts of beewax, 1 to 3 parts of trioctyltrimellitate, 2 to 6 parts of kaoline, 0.5 to 1 part of propolis, 1 to 2 parts of gas carbon black, 1 to 3 parts of olive oil, 2 to 4 parts of powder quartz, 1.5 to 2.5 parts of barium sulfate, 5 to 10 parts of phenolic resin, and 2 to 3 parts of benzoyl peroxide. The formula of raw materials is novel and the production process is simple. The prepared sealing gasket applied to the mobilephone has favorable high-temperature resistance, sealability, flame retardance and wear resistance and is long in service life.
Description
Technical field:
The present invention relates to mobile phone encapsulant processing technique field, be specifically related to a kind of be applied to the close of mobile phone
Gasket and preparation method thereof.
Background technology:
Gasket seal, as long as be that a kind of place having fluid for machinery, equipment, pipeline is exactly
Seal spare part, use inside and outside, the material sealed.Gasket seal is with metal or non-metal board
Shape material, cleaved, the technique such as punching press or cutting is made, being tightly connected between pipeline, machine
Being tightly connected between parts and the parts of equipment.Metallic packing and nonmetal close can be divided into by material
Gasket.Metal have copper backing, stainless steel gasket, iron gasket, aluminium backing etc..Nonmetallic have stone
Cotton pad sheet, non-asbestos pad, paper gasket, rubber sheet gasket etc..
The most rapid along with current mobile phone development, also can use big during the manufacturing of mobile phone
Amount encapsulant ensure the sealing of mobile phone and the safety of use with this to improve the product of mobile phone
Matter, but the sealing effectiveness of the existing gasket seal being applied to mobile phone is less desirable, and wearability is poor,
Intensity is low, far from meeting product demand.Therefore, research and develop and a kind of high performance be applied to the close of mobile phone
Gasket has become the big technical problem that solution is presently required.
Summary of the invention:
The technical problem to be solved is to provide that a kind of production technology is simple, good sealing effect,
Wear-resisting gasket seal being applied to mobile phone and preparation method thereof.
The technical problem to be solved uses following technical scheme to realize:
A kind of gasket seal being applied to mobile phone and preparation method thereof, is made up of the raw material of following mass fraction:
Butyl rubber 80-100 part, Chiral carbon nanotube 10-15 part, magnesium carbonate 3-8 part, calcium stearate 2-6
Part, diphenyl silanediol 1-3 part, esterification paraffin 1.5-4 part, Cera Flava 0.5-2 part, trimellitic acid three
Monooctyl ester 1-3 part, Kaolin 2-6 part, propolis 0.5-1 part, gas-produced black 1-2 part, olive oil 1-3 part,
Konilite 2-4 part, barium sulfate 1.5-2.5 part, phenolic resin 5-10 part, benzoyl peroxide 2-3 part.
The fineness of described Chiral carbon nanotube is 10-20nm
The preparation method of a kind of gasket seal being applied to mobile phone, comprises the steps:
(1) being dissolved in by Chiral carbon nanotube in appropriate dimethylbenzene, ultrasonic 10-15min is so that chiral carbon is received
Mitron is completely dissolved, and is dissolved completely in appropriate methyl acetate by butyl rubber simultaneously;
(2) Chiral carbon nanotube solution and the butyl rubber solution of above-mentioned preparation are mixed, ultrasonic
Joining in twin-roll plastic mixing mill after 5-10min and plasticate, roller temperature control is at 45-55 DEG C, and plasticate time 10-15
min;
(3) the mixing 20-30min of remaining raw material is sequentially added, thin logical 3-5 time, after filtering glue in rubber strainer
It is cooled to room temperature;
(4) elastomeric compound being added die cavity, utilize compression molding agent sulfidization molding, curing temperature is
150-160 DEG C, cure time 30-35min.
The invention has the beneficial effects as follows: the composition of raw materials of the present invention is novel, production technology is simple, preparation
Rubber gasket has good heat-resisting quantity, sealing, anti-flammability and a wearability, and can and sealing surface
Flexibly combining, service life is long.
Detailed description of the invention:
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with specific embodiment, the present invention is expanded on further.
Embodiment 1
The described gasket seal being applied to mobile phone is made up of the raw material of following mass fraction: butyl rubber 80
Part, Chiral carbon nanotube 10 parts, magnesium carbonate 3 parts, calcium stearate 2 parts, diphenyl silanediol 1 part,
Esterification 1.5 parts of paraffin, 0.5 part of Cera Flava, trimellitic acid three monooctyl ester 1 part, Kaolin 2 parts, propolis 0.5
Part, gas-produced black 1 part, 1 part of olive oil, konilite 2 parts, 1.5 parts of barium sulfate, phenolic resin 5
Part, benzoyl peroxide 2 parts, wherein the fineness of Chiral carbon nanotube is 10-20nm.
Being dissolved in by Chiral carbon nanotube in appropriate dimethylbenzene, ultrasonic 10-15min is so that Chiral carbon nanotube
The most molten
Solve, butyl rubber is dissolved completely in appropriate methyl acetate simultaneously;The chiral carbon of above-mentioned preparation is received
Mitron solution and butyl rubber solution mix, and join in twin-roll plastic mixing mill after ultrasonic 5-10min
Row is plasticated, and roller temperature control is at 45-55 DEG C, and plasticate time 10-15min;Sequentially add remaining raw material mixing
20-30min, thin logical 3-5 time, is cooled to room temperature after filtering glue in rubber strainer;Elastomeric compound is added die cavity,
Utilizing compression molding agent sulfidization molding, curing temperature is 150-160 DEG C, cure time 30-35min.
Embodiment 2
The described gasket seal being applied to mobile phone is made up of the raw material of following mass fraction: butyl rubber 90
Part, Chiral carbon nanotube 12 parts, magnesium carbonate 5 parts, calcium stearate 4 parts, diphenyl silanediol 2 parts,
Esterification 2 parts of paraffin, 1 part of Cera Flava, trimellitic acid three monooctyl ester 2 parts, Kaolin 4 parts, propolis 1 part,
Gas-produced black 2 parts, 2 parts of olive oil, konilite 3 parts, 2 parts of barium sulfate, 8 parts of phenolic resin, mistake
BP 3 parts, wherein the fineness of Chiral carbon nanotube is 10-20nm.
Being dissolved in by Chiral carbon nanotube in appropriate dimethylbenzene, ultrasonic 10-15min is so that Chiral carbon nanotube
The most molten
Solve, butyl rubber is dissolved completely in appropriate methyl acetate simultaneously;The chiral carbon of above-mentioned preparation is received
Mitron solution and butyl rubber solution mix, and join in twin-roll plastic mixing mill after ultrasonic 5-10min
Row is plasticated, and roller temperature control is at 45-55 DEG C, and plasticate time 10-15min;Sequentially add remaining raw material mixing
20-30min, thin logical 3-5 time, is cooled to room temperature after filtering glue in rubber strainer;Elastomeric compound is added die cavity,
Utilizing compression molding agent sulfidization molding, curing temperature is 150-160 DEG C, cure time 30-35min.
Embodiment 3
The described gasket seal being applied to mobile phone is made up of the raw material of following mass fraction: butyl rubber 100
Part, Chiral carbon nanotube 15 parts, magnesium carbonate 8 parts, calcium stearate 6 parts, diphenyl silanediol 3 parts,
Esterification 4 parts of paraffin, 2 parts of Cera Flava, trimellitic acid three monooctyl ester 3 parts, Kaolin 6 parts, propolis 1 part,
Gas-produced black 2 parts, 3 parts of olive oil, konilite 4 parts, 2.5 parts of barium sulfate, 10 parts of phenolic resin,
Benzoyl peroxide 3 parts, wherein the fineness of Chiral carbon nanotube is 10-20nm.
Being dissolved in by Chiral carbon nanotube in appropriate dimethylbenzene, ultrasonic 10-15min is so that Chiral carbon nanotube
The most molten
Solve, butyl rubber is dissolved completely in appropriate methyl acetate simultaneously;The chiral carbon of above-mentioned preparation is received
Mitron solution and butyl rubber solution mix, and join in twin-roll plastic mixing mill after ultrasonic 5-10min
Row is plasticated, and roller temperature control is at 45-55 DEG C, and plasticate time 10-15min;Sequentially add remaining raw material mixing
20-30min, thin logical 3-5 time, is cooled to room temperature after filtering glue in rubber strainer;Elastomeric compound is added die cavity,
Utilizing compression molding agent sulfidization molding, curing temperature is 150-160 DEG C, cure time 30-35min.
The above-mentioned prepared gasket seal being applied to mobile phone is carried out a series of performance detection, result such as table
Shown in 1.
The performance indications of the gasket seal being applied to mobile phone of table 1 present invention
Project | Embodiment 1 | Embodiment 3 |
Wear volume (cm3) | 0.26 | 0.27 |
Stress relaxation (N.mm2) | 38 | 40 |
Compression ratio (%) | 4.8 | 5.1 |
Rebound degree (%) | 57 | 55 |
Slip (mg/m.s) | 0.4 | 0.4 |
Hot strength (MPa) | 35 | 37 |
Elongation at break (%) | 542 | 530 |
Tearing strength (kN.m) | 35 | 36 |
Abrasion performance index | 108 | 103 |
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle that the present invention is simply described described in book, without departing from the spirit and scope of the present invention,
The present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model
In enclosing.Claimed scope is defined by appending claims and equivalent thereof.
Claims (3)
1. the gasket seal being applied to mobile phone, it is characterised in that by the raw material system of following mass fraction
Become: butyl rubber 80-100 part, Chiral carbon nanotube 10-15 part, magnesium carbonate 3-8 part, calcium stearate 2-6
Part, diphenyl silanediol 1-3 part, esterification paraffin 1.5-4 part, Cera Flava 0.5-2 part, trimellitic acid three
Monooctyl ester 1-3 part, Kaolin 2-6 part, propolis 0.5-1 part, gas-produced black 1-2 part, olive oil 1-3 part,
Konilite 2-4 part, barium sulfate 1.5-2.5 part, phenolic resin 5-10 part, benzoyl peroxide 2-3 part.
A kind of gasket seal being applied to mobile phone the most according to claim 1, it is characterised in that: institute
The fineness stating Chiral carbon nanotube is 10-20nm.
3. the preparation method of the gasket seal being applied to mobile phone, it is characterised in that comprise the steps:
(1) being dissolved in by Chiral carbon nanotube in appropriate dimethylbenzene, ultrasonic 10-15min is so that chiral carbon is received
Mitron is completely dissolved, and is dissolved completely in appropriate methyl acetate by butyl rubber simultaneously;
(2) Chiral carbon nanotube solution and the butyl rubber solution of above-mentioned preparation are mixed, ultrasonic
Joining in twin-roll plastic mixing mill after 5-10min and plasticate, roller temperature control is at 45-55 DEG C, and plasticate time 10-15
min;
(3) the mixing 20-30min of remaining raw material is sequentially added, thin logical 3-5 time, after filtering glue in rubber strainer
It is cooled to room temperature;
(4) elastomeric compound being added die cavity, utilize compression molding agent sulfidization molding, curing temperature is
150-160 DEG C, cure time 30-35min.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610513227.5A CN106009330A (en) | 2016-06-30 | 2016-06-30 | Sealing gasket applied to mobilephone and preparation method of sealing gasket |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610513227.5A CN106009330A (en) | 2016-06-30 | 2016-06-30 | Sealing gasket applied to mobilephone and preparation method of sealing gasket |
Publications (1)
Publication Number | Publication Date |
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CN106009330A true CN106009330A (en) | 2016-10-12 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610513227.5A Pending CN106009330A (en) | 2016-06-30 | 2016-06-30 | Sealing gasket applied to mobilephone and preparation method of sealing gasket |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1458181A (en) * | 2002-05-16 | 2003-11-26 | 拜尔公司 | Halogen-free and sulfur-free formed product contining rubber-isobutylene peroxide sulfide rubber material |
CN103709530A (en) * | 2013-11-29 | 2014-04-09 | 马鞍山市中澜橡塑制品有限公司 | Durable synthetic rubber sealing gasket material and preparation method thereof |
CN104292666A (en) * | 2014-09-25 | 2015-01-21 | 青岛美嘉隆包装机械有限公司 | High-temperature resistant sealing rubber material |
-
2016
- 2016-06-30 CN CN201610513227.5A patent/CN106009330A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1458181A (en) * | 2002-05-16 | 2003-11-26 | 拜尔公司 | Halogen-free and sulfur-free formed product contining rubber-isobutylene peroxide sulfide rubber material |
CN103709530A (en) * | 2013-11-29 | 2014-04-09 | 马鞍山市中澜橡塑制品有限公司 | Durable synthetic rubber sealing gasket material and preparation method thereof |
CN104292666A (en) * | 2014-09-25 | 2015-01-21 | 青岛美嘉隆包装机械有限公司 | High-temperature resistant sealing rubber material |
Non-Patent Citations (1)
Title |
---|
朱龙观: "《高等配位化学》", 30 May 2009, 华东理工大学出版社 * |
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Application publication date: 20161012 |