CN105111655B - A kind of light guide plate fabrication processing system - Google Patents
A kind of light guide plate fabrication processing system Download PDFInfo
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- CN105111655B CN105111655B CN201510591239.5A CN201510591239A CN105111655B CN 105111655 B CN105111655 B CN 105111655B CN 201510591239 A CN201510591239 A CN 201510591239A CN 105111655 B CN105111655 B CN 105111655B
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- light guide
- guide plate
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Abstract
The invention discloses a kind of light guide plate fabrication processing system, the flow system includes raw material and reacts configuration phase and formative stage, the raw material reaction configuration phase equipment includes the static mixer one arranged successively, pre-polymerizer, polymer reactor, static mixer two, post-reactor one, post-reactor two, static mixer three, hybrid heat exchanger, devolatilization tank one, static mixer four, devolatilization tank two, and the formative stage equipment includes mixer, extrusion equipment, die molding machine, hot-pressing roller and water cooling plant；Raw material is sequentially passed through into formative stage again through raw material reaction configuration phase mixer combination drying, extrusion equipment thawing, die molding machine after synthetic is shaped, hot-pressing roller hot pressing, is finally sent to water cooling plant and is cooled down.
Description
Technical field
The invention mainly relates to a kind of light guide plate manufacture craft, more particularly to a kind of light guide plate fabrication processing system.
Background technology
Polymethyl methacrylate (PMMA) resin is a kind of ever-increasing thermoplastic of consumption.Its light transmittance ratio
Simple glass is high by more than 10%, and light weight is tough and tensile.In addition, it also has certain physical and mechanical properties, such as corrosion resistance, electricity are absolutely
Edge, higher mechanical strength, under certain condition dimensionally stable and it is easily processed into type, can also be frustrated, be cut etc. it is secondary plus
Work.Thus it is widely used in aviation, automobile, ship, illumination, electronics, optical instrument, instrument, Medical Instruments, communication and culture
The every field of the national economy such as articles for use；
Traditional light guide plate is prepared from by various polymer and additive blending shaping, and this is just firstly the need of by raw material
Polymer masterbatch is prepared into, without being directly continuously produced into light guide panel material, technique is cumbersome, the duplication of labour, and causing need not
The energy consumption wanted, wastes resource, improves production cost.
The content of the invention
The object of the invention is exactly that there is provided a kind of light guide plate fabrication processing system in order to make up the defect of prior art.
The present invention is achieved by the following technical solutions：
A kind of light guide plate fabrication processing system, it is characterised in that：The flow system includes raw material reaction configuration rank
Section and formative stage, raw material reaction configuration phase equipment include the static mixer one arranged successively, pre-polymerizer,
Polymer reactor, static mixer two, post-reactor one, post-reactor two, static mixer three, mixing-heat exchanger, devolatilization
Tank one, static mixer four, devolatilization tank two, the formative stage equipment include mixer, extrusion equipment, die molding machine,
Hot-pressing roller and water cooling plant；
The upper inside of devolatilization tank two is provided with distributor；Described hot-pressing roller includes hot-pressing roller, middle hot-pressing roller
And lower carry-over pinch rolls, the upper hot-pressing roller and middle hot-pressing roller upper surface are respectively equipped with reason to be embossed；Described water cooling plant includes
There are the cold water pipes of water tank and spread configuration, the cold water pipes two ends are connected with water tank both sides, constitute a water circulation
System；
By raw material through raw material react configuration phase it is synthetic after sequentially pass through again formative stage mixer combination drying, squeeze
Go out equipment thawing, die molding machine sizing, hot-pressing roller hot pressing, be finally sent to water cooling plant and cooled down.
A kind of light guide plate fabrication processing system, what described reaction raw materials were made up of the raw material of following weight parts：
Monomer a 90-100, monomer b 40-50, polymer solvent 10-12, plasticizer 1-2, initiator 0.08-0.35, chain-transferring agent 0.6-
1。
A kind of light guide plate fabrication processing system, described monomer a is methyl methacrylate；Monomer b is acrylic acid
One or more in methyl esters, ethyl acrylate, butyl acrylate；Polymer solvent is toluene, ethyl acetate, butyl acetate, first
One kind in alcohol, ethanol；Plasticizer is dibutyl ester；Described initiator is dibenzoyl peroxide；Described chain-transferring agent is
One or more in n-dodecyl mercaptan, tert-dodecylmercaotan, n-butyl mercaptan.
A kind of light guide plate fabrication processing system, reaction basic procedure of the invention is：Raw material mixing, boiling type polymerization
Reaction, two sections of devolatilizations, stirring, injection molding, hot pressing, water coolings.
A kind of light guide plate fabrication processing system, described boiling type polymeric reaction temperature is 130-160 DEG C.
A kind of light guide plate fabrication processing system, the air pressure in two sections of described devolatilizations in devolatilization tank one is 4 × 103-
4.8×104pa；The product refined through the devolatilization of devolatilization tank one is conveyed into static mixer four, is heated to 240-260 DEG C, then defeated
It is 1 × 10 to send into air pressure in devolatilization tank two, devolatilization tank3-1.2×103pa。
A kind of light guide plate fabrication processing system, in devolatilization tank two, polymer is pumped into mixer into molten, then
Light guide plate additive is added to be mixed；
A kind of light guide plate fabrication processing system, described light guide plate additive is that weight ratio is 10：0.4-0.6：1-
2：0.2-0.3 polystyrene, nano titanium oxide, makrolon, N, N- methylene-bisacrylamides mixing composition, addition
For the 0.5-1% of monomer a weight.
It is an advantage of the invention that：
The present invention can effectively be pressed down using continous way mass polymerization production shaping light guide plate in the polymer reaction stage
Gelatin phenomenon processed, handles by devolatilization twice, can thoroughly remove the monomer and solvent of residual, to reach the height of optical grade requirement
Degree, improves light transmittance, and the product after devolatilization tank two directly carries out blending and stirring processing with additive, eliminates tradition
The step of being molded into master batch, reduces production cost, simplifies production equipment, and the residual heat of product can after devolatilization tank two
To effectively reduce the temperature of injection molding, energy consumption reduce further.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
Embodiment
As shown in figure 1, a kind of light guide plate fabrication processing system, the flow system includes raw material and reacts configuration phase
1 and formative stage 2, the raw material reaction equipment of configuration phase 1 includes the static mixer 1 arranged successively, prepolymerization
Device 4, polymer reactor 5, static mixer 26, post-reactor 1, post-reactor 28, static mixer 39, mixing-heat are handed over
Parallel operation 10, devolatilization tank 1, static mixer 4 12, devolatilization tank 2 13, the equipment of formative stage 2 include mixer 15,
Extrusion equipment 16, die molding machine 17, hot-pressing roller 18 and water cooling plant 19；
The upper inside of devolatilization tank 2 13 is provided with distributor 14；Described hot-pressing roller 18 include hot-pressing roller 22,
Middle hot-pressing roller 20 and lower carry-over pinch rolls 21, the upper hot-pressing roller 22 are respectively equipped with reason 23 to be embossed with the middle upper surface of hot-pressing roller 20；
Described water cooling plant 19 includes the cold water pipes 25 of water tank 24 and spread configuration, the two ends of cold water pipes 25 and water tank
24 both sides are connected, and constitute a water circulation system；
Raw material is sequentially passed through into formative stage 2 again through raw material reaction configuration phase 1 mixer 15 after synthetic mixes dry
Dry, extrusion equipment 16 melts, die molding machine 17 is shaped, the hot pressing of hot-pressing roller 18, is finally sent to water cooling plant 19 and is cooled down.
A kind of light guide plate fabrication processing system, what described reaction raw materials were made up of the raw material of following weight parts：
Monomer a 100, monomer b 50, polymer solvent 12, plasticizer 2, initiator 0.3, chain-transferring agent 0.6.
A kind of light guide plate fabrication processing system, described monomer a is methyl methacrylate；Monomer b is acrylic acid
Methyl esters；Polymer solvent is toluene；Plasticizer is dibutyl ester；Described initiator is dibenzoyl peroxide；Described chain tra nsfer
Agent is n-butyl mercaptan.
A kind of light guide plate fabrication processing system, reaction basic procedure of the invention is：Raw material mixing, boiling type polymerization
Reaction, two sections of devolatilizations, stirring, injection molding, hot pressing, water coolings.
A kind of light guide plate fabrication processing system, described boiling type polymeric reaction temperature is 160 DEG C.
A kind of light guide plate fabrication processing system, air pressure in two sections of described devolatilizations in devolatilization tank one for 4 ×
103pa；The product refined through the devolatilization of devolatilization tank one is conveyed into static mixer four, is heated to 260 DEG C, then be conveyed into devolatilization tank
Two, air pressure is 1 × 10 in devolatilization tank3pa。
A kind of light guide plate fabrication processing system, in devolatilization tank two, polymer is pumped into mixer into molten, then
Light guide plate additive is added to be mixed；
A kind of light guide plate fabrication processing system, described light guide plate additive is that weight ratio is 10：0.6：1：0.2
Polystyrene, nano titanium oxide, makrolon, N, N- methylene-bisacrylamides mixing composition, addition is monomer a weight
0.5%.
Claims (7)
1. a kind of light guide plate fabrication processing system, it is characterised in that：The flow system includes raw material and reacts the preparation stage
And formative stage, raw material reaction prepare stage apparatus include the static mixer one arranged successively, it is pre-polymerizer, poly-
Close reactor, static mixer two, post-reactor one, post-reactor two, static mixer three, mixing-heat exchanger, devolatilization tank
First, static mixer four, devolatilization tank two, the formative stage equipment include mixer, extrusion equipment, die molding machine, heat
Pressure roller and water cooling plant；
The upper inside of devolatilization tank two is provided with distributor；Described hot-pressing roller include hot-pressing roller, middle hot-pressing roller and
Lower carry-over pinch rolls, the upper hot-pressing roller is respectively equipped with reason to be embossed with middle hot-pressing roller upper surface；Described water cooling plant includes water
The cold water pipes of case and spread configuration, the cold water pipes two ends are connected with water tank both sides, constitute a water circulation system；
By raw material through raw material react the preparation stage it is synthetic after sequentially pass through again formative stage mixer combination drying, extrusion set
Standby thawing, die molding machine sizing, hot-pressing roller hot pressing, are finally sent to water cooling plant and are cooled down；
In devolatilization tank two, the polymer of generation is pumped into mixer into molten, then adds light guide plate additive and is mixed；
Described light guide plate additive is that weight ratio is 10：0.4-0.6：1-2：0.2-0.3 polystyrene, nanometer titanium dioxide
Titanium, makrolon, N, N- methylene-bisacrylamides mixing composition.
2. a kind of light guide plate fabrication processing system according to claim 1, it is characterised in that described reaction raw materials
It is made up of the raw material of following weight parts：Monomer a 90-100, monomer b 40-50, polymer solvent 10-12, plasticizer 1-2,
Initiator 0.08-0.35, chain-transferring agent 0.6-1.
3. a kind of light guide plate fabrication processing system according to claim 2, it is characterised in that described monomer a is first
Base methyl acrylate；Monomer b is the one or more in methyl acrylate, ethyl acrylate, butyl acrylate；Polymer solvent is
One kind in toluene, ethyl acetate, butyl acetate, methanol, ethanol；Plasticizer is dioctyl ester；Described initiator is peroxidating
Dibenzoyl；Described chain-transferring agent is one kind or several in n-dodecyl mercaptan, tert-dodecylmercaotan, n-butyl mercaptan
Kind.
4. a kind of light guide plate fabrication processing system according to claim 1, it is characterised in that reacting basic procedure is：
Raw material mixing, boiling type polymerisation, two sections of devolatilizations, stirring, injection molding, hot pressing, water coolings.
5. a kind of light guide plate fabrication processing system according to claim 4, it is characterised in that described boiling type gathers
It is 130-160 DEG C to close reaction temperature.
6. a kind of light guide plate fabrication processing system according to claim 4, it is characterised in that two sections of described devolatilizations
Air pressure in middle devolatilization tank one is 4 × 103-4.8×104pa；The product refined through the devolatilization of devolatilization tank one is conveyed into static mixing
Device four, is heated to 240-260 DEG C, then it is 1 × 10 to be conveyed into air pressure in devolatilization tank two, devolatilization tank3-1.2×103pa。
7. a kind of light guide plate fabrication processing system according to claim 2, it is characterised in that described light guide plate adds
Plus the 0.5-1% that the addition of agent is monomer a weight.
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| CN201510591239.5A CN105111655B (en) | 2015-09-16 | 2015-09-16 | A kind of light guide plate fabrication processing system |
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| CN201510591239.5A CN105111655B (en) | 2015-09-16 | 2015-09-16 | A kind of light guide plate fabrication processing system |
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| CN105111655A CN105111655A (en) | 2015-12-02 |
| CN105111655B true CN105111655B (en) | 2017-09-29 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729841B (en) * | 2016-03-08 | 2018-08-17 | 深圳市帝显电子有限公司 | The processing method of light guide plate |
| CN108690154A (en) * | 2017-04-10 | 2018-10-23 | 江俊慧 | Acrylic plate manufacturing method and its use fixture |
| CN108164630B (en) * | 2017-12-28 | 2020-07-24 | 天津仁泰新材料股份有限公司 | Continuous production process of modified polystyrene light guide plate and modified polystyrene light guide plate |
| CN108164626B (en) * | 2017-12-28 | 2020-05-05 | 天津仁泰新材料股份有限公司 | Continuous production process of polystyrene diffusion plate and polystyrene diffusion plate |
| CN108189437B (en) * | 2017-12-28 | 2019-03-19 | 天津仁泰化学工业股份有限公司 | Continous way polystyrene leaded light board production technology and polystyrene light guide plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1179216A (en) * | 1995-02-22 | 1998-04-15 | 旭化成工业株式会社 | Light-guide plate made from resin |
| CN1694910A (en) * | 2002-10-22 | 2005-11-09 | 三菱丽阳株式会社 | Resin with excellent processability for lightguide plate |
| CN101948601A (en) * | 2009-06-09 | 2011-01-19 | 住友化学株式会社 | Methacrylic resin composition |
| CN102702399A (en) * | 2011-01-26 | 2012-10-03 | 住友化学株式会社 | Continuous polymerization apparatus and process for producing polymer composition |
| CN104411733A (en) * | 2012-06-29 | 2015-03-11 | 株式会社可乐丽 | Method for producing (meth)acrylic resin composition |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2629078B2 (en) * | 1990-12-18 | 1997-07-09 | 株式会社クラレ | Method for producing methacrylic resin molding material |
-
2015
- 2015-09-16 CN CN201510591239.5A patent/CN105111655B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1179216A (en) * | 1995-02-22 | 1998-04-15 | 旭化成工业株式会社 | Light-guide plate made from resin |
| CN1694910A (en) * | 2002-10-22 | 2005-11-09 | 三菱丽阳株式会社 | Resin with excellent processability for lightguide plate |
| CN101948601A (en) * | 2009-06-09 | 2011-01-19 | 住友化学株式会社 | Methacrylic resin composition |
| CN102702399A (en) * | 2011-01-26 | 2012-10-03 | 住友化学株式会社 | Continuous polymerization apparatus and process for producing polymer composition |
| CN104411733A (en) * | 2012-06-29 | 2015-03-11 | 株式会社可乐丽 | Method for producing (meth)acrylic resin composition |
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Effective date of registration: 20200520 Address after: No. 20, Lunjiao Xintang Industrial Zone, Shunde District, Foshan City, Guangdong Province, 528300 Patentee after: Shunde Foshan Hongfeng Industry Co., Ltd. Address before: 528300 Guangdong province Foshan city Shunde District Lunjiao Street Pine Road, Lane 2, dragon arch Patentee before: Liang Zhiyong |
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