CN106008859A - Mobile phone liquid crystal displayer rubber frame and production technology thereof - Google Patents

Mobile phone liquid crystal displayer rubber frame and production technology thereof Download PDF

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Publication number
CN106008859A
CN106008859A CN201610541291.4A CN201610541291A CN106008859A CN 106008859 A CN106008859 A CN 106008859A CN 201610541291 A CN201610541291 A CN 201610541291A CN 106008859 A CN106008859 A CN 106008859A
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China
Prior art keywords
mixture
liquid crystal
glue frame
mobile phone
injection
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Pending
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CN201610541291.4A
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Chinese (zh)
Inventor
闵新华
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Hefei Tongtai Photoelectric Technology Co Ltd
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Hefei Tongtai Photoelectric Technology Co Ltd
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Priority to CN201610541291.4A priority Critical patent/CN106008859A/en
Publication of CN106008859A publication Critical patent/CN106008859A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/02—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonates or saturated polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
    • C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
    • 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
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • 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
    • 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
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • 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
    • C08K3/32—Phosphorus-containing compounds
    • 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
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
    • 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
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224—Magnesium hydroxide
    • 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
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
    • 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
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/322—Ammonium phosphate
    • C08K2003/323—Ammonium polyphosphate

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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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The invention relates to a mobile phone liquid crystal displayer rubber frame and a production technology thereof and belongs to the technical field of mobile phone liquid crystal displayer rubber frames. The mobile phone liquid crystal displayer rubber frame is prepared from, by weight, 75-85 parts of polycarbonate, 4-10 parts of acrylic acid, 5-9 parts of chlorinated polyethylene, 6-7 parts of poly-ammonium polyphosphate, 2-4 parts of phosphate ester, 4-5 parts of calcium carbonate, 7-8 parts of magnesium oxide and 5-6 parts of a reinforcer. The rubber frame is high in strength and not likely to crack under the action of external force; the rubber frame is resistant to corrosion and long in service life; the rubber frame is free of aging, and a liquid crystal displayer is good in display effect.

Description

A kind of Mobile phone liquid crystal display glue frame and production technology thereof
Technical field
The invention belongs to Mobile phone liquid crystal display glue frame technical field, particularly relate to a kind of mobile phone liquid crystal display Device glue frame and production technology thereof.
Background technology
The structure of liquid crystal display is placement liquid crystal cell, infrabasal plate glass in the middle of the glass substrate that two panels is parallel Thin film transistor (TFT) is set on glass, upper substrate glass arranges colored filter, by thin film transistor (TFT) Signal and voltage change the rotation direction controlling liquid crystal molecule, thus reach to control each pixel polarization Whether light outgoing reaches to show purpose.In daily life, mobile phone easily falls on the ground, mobile phone liquid crystal Show that the glue frame of device was easily broken；Mobile phone speckles with steam, time length, and glue frame is easily corroded；And mobile phone The most under the high temperature conditions, glue frame is the most aging, affects the display effect of liquid crystal display.
Summary of the invention
The technical problem to be solved is to provide a kind of Mobile phone liquid crystal display glue frame and production thereof Technique.
For solving the problems referred to above, a kind of Mobile phone liquid crystal display glue frame of the present invention, this mobile phone liquid crystal Display glue frame is to be composed of the following components in parts by weight: Merlon 75～85, acrylic acid 4～10, Chlorinated polyethylene 5～9, poly-ammonium polyphosphate 6～7, phosphate ester 2～4, calcium carbonate 4～5, magnesium oxide 7～ 8 and hardening agent 5～6.
Described hardening agent is to be composed of the following components in parts by weight: aluminium hydroxide 2.2～2.5, butylphenol 1.1～1.3, dibenzylatiooluene 0.8～0.9, oxybenzoic acid phenyl ester 0.6～0.8, hexamethyl Phosphoric triamide 1.2～1.5 and chlorinated paraffin 2～3.
The production technology of a kind of Mobile phone liquid crystal display glue frame, comprises the following steps that:
(1) by Merlon 75～85, acrylic acid 4～10, chlorinated polyethylene 5～9, poly-ammonium polyphosphate 6～7, phosphate ester 2～4, calcium carbonate 4～5, magnesium oxide 7～8 and hardening agent 5～6 are put in blender Stir, obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 280～360 DEG C, then enters Row insulation, holding temperature is 280～360 DEG C, and temperature retention time is 4～7 minutes, heat preservation pressure be 50～ 70MPa, mixture a are molten condition；
(3) the mixture a of molten condition is entered in mold cavity by screw of injection, injection pressure be 90～ 130MPa, then cools down, and cool time is 3～5 minutes；
(4) the glue frame of molding is taken out in die sinking.
Compared with prior art, the invention have the advantages that the glue frame intensity of the present invention is high, it is not easy to Rupture under external force；The glue frame of the present invention is corrosion-resistant, and service life is long；The glue frame of the present invention will not Aging, the display effect of liquid crystal display is good.
Detailed description of the invention
Embodiment 1
A kind of Mobile phone liquid crystal display glue frame, this Mobile phone liquid crystal display glue frame is by the one-tenth of following weight portion Be grouped into: Merlon 75, acrylic acid 4, chlorinated polyethylene 5, poly-ammonium polyphosphate 6, phosphate ester 2, Calcium carbonate 4, magnesium oxide 7 and hardening agent 5.
Hardening agent is to be composed of the following components in parts by weight: aluminium hydroxide 2.2, butylphenol 1.1, two fourth Base hydroxy-methylbenzene 0.8, oxybenzoic acid phenyl ester 0.6, HMPA 1.2 and chlorinated paraffin 2.
The production technology of a kind of Mobile phone liquid crystal display glue frame, comprises the following steps that:
(1) by Merlon 75, acrylic acid 4, chlorinated polyethylene 5, poly-ammonium polyphosphate 6, phosphate ester 2, Calcium carbonate 4, magnesium oxide 7 and hardening agent 5 are put in blender and are stirred, and obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 280 DEG C, then protects Temperature, holding temperature is 280 DEG C, and temperature retention time is 4 minutes, and heat preservation pressure is 50MPa, mixture a in Molten condition；
(3) entering in mold cavity by the mixture a of molten condition by screw of injection, injection pressure is 90MPa, then cools down, and cool time is 3 minutes；
(4) the glue frame of molding is taken out in die sinking.
It is demonstrated experimentally that this parameter low glue frame intensity is high, it is not easy to fracture；Glue frame is corrosion-resistant by force, uses the longevity Life is long；Glue frame will not be aging, and the display effect of liquid crystal display is preferable.
Embodiment 2
A kind of Mobile phone liquid crystal display glue frame, this Mobile phone liquid crystal display glue frame is by the one-tenth of following weight portion Be grouped into: Merlon 80, acrylic acid 7, chlorinated polyethylene 7, poly-ammonium polyphosphate 6, phosphate ester 3, Calcium carbonate 5, magnesium oxide 7 and hardening agent 6.
Hardening agent is to be composed of the following components in parts by weight: aluminium hydroxide 2.3, butylphenol 1.2, two fourth Base hydroxy-methylbenzene 0.8, oxybenzoic acid phenyl ester 0.7, HMPA 1.4 and chlorinated paraffin 3.
The production technology of a kind of Mobile phone liquid crystal display glue frame, comprises the following steps that:
(1) by Merlon 80, acrylic acid 7, chlorinated polyethylene 7, poly-ammonium polyphosphate 6, phosphate ester 3, Calcium carbonate 5, magnesium oxide 7 and hardening agent 6 are put in blender and are stirred, and obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 320 DEG C, then protects Temperature, holding temperature is 320 DEG C, and temperature retention time is 6 minutes, and heat preservation pressure is 60MPa, mixture a in Molten condition；
(3) entering in mold cavity by the mixture a of molten condition by screw of injection, injection pressure is 110MPa, then cools down, and cool time is 4 minutes；
(4) the glue frame of molding is taken out in die sinking.
It is demonstrated experimentally that this parameter low glue frame intensity is the highest, it is not easy to fracture；Glue frame is corrosion-resistant the strongest, makes Use longest-lived；Glue frame will not be aging, and the display effect of liquid crystal display is best.
Therefore, the present embodiment is preferred embodiment.
Embodiment 3
A kind of Mobile phone liquid crystal display glue frame, this Mobile phone liquid crystal display glue frame is by the one-tenth of following weight portion Be grouped into: Merlon 85, acrylic acid 10, chlorinated polyethylene 9, poly-ammonium polyphosphate 7, phosphate ester 4, Calcium carbonate 5, magnesium oxide 8 and hardening agent 6.
Hardening agent is to be composed of the following components in parts by weight: aluminium hydroxide 2.5, butylphenol 1.3, two fourth Base hydroxy-methylbenzene 0.9, oxybenzoic acid phenyl ester 0.8, HMPA 1.5 and chlorinated paraffin 3.
The production technology of a kind of Mobile phone liquid crystal display glue frame, comprises the following steps that:
(1) by Merlon 85, acrylic acid 10, chlorinated polyethylene 9, poly-ammonium polyphosphate 7, phosphate ester 4, calcium carbonate 5, magnesium oxide 8 and hardening agent 6 are put in blender and are stirred, and obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 360 DEG C, then protects Temperature, holding temperature is 360 DEG C, and temperature retention time is 7 minutes, and heat preservation pressure is 70MPa, mixture a in Molten condition；
(3) entering in mold cavity by the mixture a of molten condition by screw of injection, injection pressure is 130MPa, then cools down, and cool time is 5 minutes；
(4) the glue frame of molding is taken out in die sinking.
It is demonstrated experimentally that this parameter low glue frame intensity is higher, it is not easy to fracture；Glue frame is corrosion-resistant relatively strong, makes Use the life-span long；Glue frame will not be aging, and the display effect of liquid crystal display is good.

Claims (6)

1. a Mobile phone liquid crystal display glue frame, it is characterised in that: this Mobile phone liquid crystal display glue frame be by The one-tenth of following weight portion is grouped into: Merlon 75～85, acrylic acid 4～10, chlorinated polyethylene 5～9, Poly-ammonium polyphosphate 6～7, phosphate ester 2～4, calcium carbonate 4～5, magnesium oxide 7～8 and hardening agent 5～6.
A kind of Mobile phone liquid crystal display glue frame, it is characterised in that: described by force Agent is to be composed of the following components in parts by weight: aluminium hydroxide 2.2～2.5, butylphenol 1.1～1.3, Dibenzylatiooluene 0.8～0.9, oxybenzoic acid phenyl ester 0.6～0.8, HMPA 1.2～1.5 and chlorinated paraffin 2～3.
3. the production technology of a Mobile phone liquid crystal display glue frame, it is characterised in that: include that following technique walks Rapid:
(1) by Merlon 75～85, acrylic acid 4～10, chlorinated polyethylene 5～9, poly-ammonium polyphosphate 6～7, phosphate ester 2～4, calcium carbonate 4～5, magnesium oxide 7～8 and hardening agent 5～6 are put in blender Stir, obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 280～360 DEG C, then enters Row insulation, holding temperature is 230～320 DEG C, and temperature retention time is 4～7 minutes, heat preservation pressure be 50～ 70MPa, mixture a are molten condition；
(3) the mixture a of molten condition is entered in mold cavity by screw of injection, injection pressure be 90～ 130MPa, then cools down, and cool time is 3～5 minutes；
(4) the glue frame of molding is taken out in die sinking.
The production technology of a kind of Mobile phone liquid crystal display glue frame, its feature exists In: comprise the following steps that:
(1) by Merlon 75, acrylic acid 4, chlorinated polyethylene 5, poly-ammonium polyphosphate 6, phosphate ester 2, Calcium carbonate 4, magnesium oxide 7 and hardening agent 5 are put in blender and are stirred, and obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 280 DEG C, then protects Temperature, holding temperature is 280 DEG C, and temperature retention time is 4 minutes, and heat preservation pressure is 50MPa, mixture a in Molten condition；
(3) entering in mold cavity by the mixture a of molten condition by screw of injection, injection pressure is 90MPa, then cools down, and cool time is 3 minutes；
(4) the glue frame of molding is taken out in die sinking.
The production technology of a kind of Mobile phone liquid crystal display glue frame, its feature exists In: comprise the following steps that:
(1) by Merlon 80, acrylic acid 7, chlorinated polyethylene 7, poly-ammonium polyphosphate 6, phosphate ester 3, Calcium carbonate 5, magnesium oxide 7 and hardening agent 6 are put in blender and are stirred, and obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 320 DEG C, then protects Temperature, holding temperature is 320 DEG C, and temperature retention time is 6 minutes, and heat preservation pressure is 60MPa, mixture a in Molten condition；
(3) entering in mold cavity by the mixture a of molten condition by screw of injection, injection pressure is 110MPa, then cools down, and cool time is 4 minutes；
(4) the glue frame of molding is taken out in die sinking.
The production technology of a kind of Mobile phone liquid crystal display glue frame, its feature exists In: comprise the following steps that:
(1) by Merlon 85, acrylic acid 10, chlorinated polyethylene 9, poly-ammonium polyphosphate 7, phosphate ester 4, calcium carbonate 5, magnesium oxide 8 and hardening agent 6 are put in blender and are stirred, and obtain mixture a；
(2) putting in injection mold by mixture a, mould inside temperature is 360 DEG C, then protects Temperature, holding temperature is 360 DEG C, and temperature retention time is 7 minutes, and heat preservation pressure is 70MPa, mixture a in Molten condition；
(3) entering in mold cavity by the mixture a of molten condition by screw of injection, injection pressure is 130MPa, then cools down, and cool time is 5 minutes；
(4) the glue frame of molding is taken out in die sinking.
CN201610541291.4A 2016-07-11 2016-07-11 Mobile phone liquid crystal displayer rubber frame and production technology thereof Pending CN106008859A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109796738A (en) * 2018-12-27 2019-05-24 滁州市倍力达塑胶制品有限公司 A kind of anti-glare colour TV moulding and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1625463A (en) * 2002-02-06 2005-06-08 B.M.伯加马斯卡莫布利股份公司 Mould for TV. chassis and TV. frames
CN103497435A (en) * 2013-10-02 2014-01-08 青岛三立新源电器有限公司 High-flame-resistance polypropylene modified plastic

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1625463A (en) * 2002-02-06 2005-06-08 B.M.伯加马斯卡莫布利股份公司 Mould for TV. chassis and TV. frames
CN103497435A (en) * 2013-10-02 2014-01-08 青岛三立新源电器有限公司 High-flame-resistance polypropylene modified plastic

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109796738A (en) * 2018-12-27 2019-05-24 滁州市倍力达塑胶制品有限公司 A kind of anti-glare colour TV moulding and preparation method thereof

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