CN109435278A - A method of preparing the big thickness terylene enhancing acrylate plate of large scale - Google Patents
A method of preparing the big thickness terylene enhancing acrylate plate of large scale Download PDFInfo
- Publication number
- CN109435278A CN109435278A CN201811547564.1A CN201811547564A CN109435278A CN 109435278 A CN109435278 A CN 109435278A CN 201811547564 A CN201811547564 A CN 201811547564A CN 109435278 A CN109435278 A CN 109435278A
- Authority
- CN
- China
- Prior art keywords
- terylene
- enhancing
- polyester silk
- acrylate plate
- big thickness
- 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.)
- Granted
Links
Classifications
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/36—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and impregnating by casting, e.g. vacuum casting
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Graft Or Block Polymers (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Polymerisation Methods In General (AREA)
Abstract
The present invention relates to a kind of new methods for preparing equally distributed big thickness terylene enhancing acrylate plate, are a kind of methods for becoming the equally distributed acrylate plate of big thickness by polyester silk infiltration methyl methacrylate solution preparation polymerization；It is that a kind of 360 ° of tippers of process at the uniform velocity overturn polymerization, it is a kind of novel preparation method of composite material that polyester silk and methyl methacrylate solution uniform and stable, which polymerize the method for being prepared into the equally distributed acrylate plate of big thickness,.The present invention is formed using 655 type polyester silks with methyl methacrylate cast polymerization, and the mass ratio of polyester silk and methyl methacrylate is 90 (± 10): 100 (mass ratioes).The present invention can prepare thickness and be up to 50mm, and polyester silk equally distributed terylene in plate internal structure enhances acrylate plate.
Description
Technical field
The present invention relates to a kind of new methods for preparing equally distributed big thickness terylene enhancing acrylate plate, are a kind of
Infiltrating the preparation polymerization of methyl methacrylate solution by polyester silk becomes the side of the equally distributed acrylate plate of big thickness
Method；It is that a kind of 360 ° of tippers of process at the uniform velocity overturn polymerization, polyester silk and methyl methacrylate solution uniform and stable are poly-
The method for being prepared into the equally distributed acrylate plate of big thickness is closed, is a kind of novel preparation method of composite material.
Background technique
Terylene enhances acrylate plate category composite material, is mainly used in organic glass product and industrial equipment skeleton
Connection, the connector made of terylene enhancing acrylate plate can transmit the external load that perspex transparent part is born
Onto industrially prepared skeleton.In recent years organic glass because the excellent purposes of physical mechanical property it is increasingly extensive, aboard be used as seat
Hatchcover, windscreen and porthole, also serve as jeep windscreen and vehicle window, the skylight of heavy construction, TV and radar screen, instrument
With shield, the shell of telecommunication instrument of equipment etc..Using terylene enhancing acrylate plate as the organic glass system of reinforcement material
Hardware connection is a kind of excellent edge connection type, and stress is concentrated caused by can effectively avoid because of end hole；It uniformly transfers
The load that perspex transparent part is subject to；Installation accuracy height can guarantee good air-tightness；Terylene enhances acrylate plate simultaneously
Material material is similar to perspex transparent part bulk material physical mechanical property, and linear expansion coefficient is close, can reduce temperature change
Stress caused by changing." D-1 dacron enhances acrylate sheet processes " aviation is delivered in December, 1994 in China
Industrial standard, the technology and technique can only produce small size thin plate, when such as preparing 10mm and the above thickness plate using this technique,
Polyester silk is unevenly distributed its inside configuration, causes material overall performance that irregular unordered dispersion is presented, to various work
The bearing capacity of industry equipment skeleton edges junction impacts and brings security risk, to not be able to satisfy each row industrial equipment
To the update requirements at the higher level of perspex transparent part edge connection.
Summary of the invention
The present invention is consolidated certain amount polyester silk using 655 type polyester silks and methyl methacrylate (MMA) bulk polymerization
It is scheduled in special model, the MMA slurries of certain viscosity is perfused, thickness is prepared up to 50mm by polymerization, and polyester silk
Equally distributed terylene enhances acrylate plate in plate internal structure.And polyester silk is uniform in plate internal structure
The terylene of distribution enhances acrylate plate.
In bulk polymerisation process of the present invention, the proportion of initiator A BN and methyl methacrylate be 0.005 (±
0.001): 100 (mass ratioes)；
In bulk polymerisation process of the present invention, the proportion of photostabilizer UVP and methyl methacrylate be 0.05 (±
0.01): 100 (mass ratioes)；
Enhance acrylate plate resin content (polymethyl methacrylate using terylene made of the method for the invention
Content) it is 45%~55%.
The present invention solves homogeneity question inside big thickness terylene enhancing acrylate sheet material.It will first examine and close
The methyl methacrylate (MMA) of lattice be added in mass ratio photostabilizer UVP and initiator A BN at 75 DEG C~80 DEG C prepolymerization,
Cooling, stirring are vacuum-treated under (0.073~0.080) MPa and are prepared into viscosity in the MMA slurries of 12~20s to room temperature.First will
Required polyester silk is dried with high temperature pressing machine and improves flatness, is fixed in specific model, dedusting, except after impurity
Model vertical type is put into water-bath low temperature overturning polyplant, methyl methacrylate (MMA) the slurry filling model prepared
It is interior, it is impregnated with 12 hours, the bubble between polyester silk cloth silk is discharged, the gas between polyester silk layer of cloth is discharged in vacuum outgas in 3 hours
Body.It is overturn using 35 DEG C of water-bath low temperature turning groove by certain revolving speed 360 ° of circulations clockwise, divides MMA and polyester silk uniformly
Cloth, system smooth reaction.100 DEG C~120 DEG C wind bath high temperature polymerizations are carried out after after prepolymerization, and big thickness terylene enhancing third is made
Olefin(e) acid ester plate.Enhancing its polyester silk of acrylate plate of terylene made of in this way is uniformly distributed in plate internal structure, plate
The performances such as material interlaminar shear strength, tensile strength, crushing strength increase substantially, and meet the requirements at the higher level of different user, mention
High big thickness terylene enhances acrylate plate product quality, ensure that supply of material timeliness, production process is easy to control, Yi Shixian
Industrialized production.The 30mm thickness plate prepared at present is examined by user's application, and is got the nod.
Big thickness terylene of the present invention enhances acrylate plate property detection method
Plate interlaminar shear strength is carried out by " the oriented organo glass interlaminar shear strength test method " standard of GJB 5872
Detection.
Plate linear expansion coefficient is examined by GB 2572 " fibre reinforced plastics average linear expansion coefficient test method " standard
It surveys.
Plate other performance is detected by HB 5445 " terylene enhances acrylate plate specification " standard.
Detailed description of the invention
Fig. 1 is 1 sectional view of embodiment.
Fig. 2 is 1 sectional view of comparative example.
Fig. 3 is 2 sectional view of comparative example.
Specific embodiment
Embodiment 1: will qualified 100 parts of the methyl methacrylate MMA (quality is mass fraction below) of purification, resistance to
0.05 part of photo etching UVP, 0.005 part of initiator A BN be proportionally added into polymeric kettle, stirring is warming up to 75~80 DEG C, reaction
When maintenance reaches 12~20s to slurry viscosity, cooling, after MMA slurries are made, in room temperature (0.073~0.080) MPa vacuum degree
Lower vacuum processing 30min.Certain amount polyester silk high temperature pressing machine press is handled, polyester silk drying, smooth corrugationless are made,
By in the fixed lower template for overlaying cleaning of required polyester silk, upper and lower template is overlapped, and the plastic tube of surrounding elastomeric flexible carries out
Sealing, upper and lower end is there are feed inlet and exhaust outlet when sealing, and feed inlet is placed in model lower end, and exhaust outlet is in model upper end
Centre connection exhaust apparatus, model surrounding cramp frame step up to requiring thickness, model large-scale jig Controlling model interior thickness,
Vertical type is placed in water-bath low temperature overturning polymerization tank.MMA slurries are injected in the model being ready for by lower end feed inlet, are completed
It is impregnated with after grouting 12 hours, the bubble between polyester silk cloth silk is discharged, is vacuumized in model, vacuum pressure >=0.080MPa, 3
It seals, is maintained in 35 DEG C of water-bath low temperature overturning polymerization tanks, while starting tipper after hour, tipper 360 ° of circulations clockwise
20 ± 3/min of reversal rate is arranged in overturning.100~120 DEG C of wind, which are carried out, after maintaining to elastomer bathes high temperature polymerization, high temperature polymerization
It maintains 3 hours, cooling demoulding, terylene enhancing acrylate plate is made.By plate surface inspection, Inspection of Thickness, physical machine
Tool service check examines qualification to obtain the terylene enhancing acrylate plate of big thickness distribution uniform in material.Prepare 30mm thickness
Spending terylene enhances acrylate plate.By examining, which reaches HB 5445, and " terylene enhances acrylate
Plate specification " it requires, while its shear strength is up to 28MPa, shows its consistent internal structure；Simultaneously its linear expansion coefficient with
Organic glass is approximate, shows its excellent matching with perspex transparent part.
Comparative example 1:(traditional water bath formula manufactures 30mm thickness plate)
MMA slurries are prepared by embodiment, for use.Clean lower template is overlayed by needing to prepare polyester silk according to thickness
On, upper and lower template is overlapped, and the plastic tube of surrounding elastomeric flexible is sealed, when sealing upper end there are feed inlet and exhaust outlet,
Exhaust outlet connects exhaust apparatus in model upper-center, and model surrounding cramp frame steps up to requiring thickness, using vertical grouting,
MMA slurries are perfused from feed inlet, until model fills slurries, troubleshooting model inner air.The model filled is in room temperature
Under static 24 hours, water-bath polymerization parameter are as follows: room temperature rises to 35 ± 1 DEG C, keeps the temperature about 50~70h, 31 ± 1 DEG C, heat preservation for 24 hours, dimension
110 DEG C of high temperature polymerizations are carried out after holding to elastomer, high temperature polymerization maintains 3 hours, and the increasing of 30mm thickness terylene is prepared in cooling demoulding
Strong acrylate plate.
Comparative example 2:(analyzes 1 operation link of comparative example and grouting way, in conjunction with organic glass slab process conditions
Technique is optimized, water-bath polymerization, wind bath polymerization adjust polymerization temperature-controlled conditions.)
MMA slurries are prepared by embodiment, for use.Certain amount polyester silk is fixed and is overlayed in clean lower template, upper,
Lower template is overlapped, and the plastic tube of surrounding elastomeric flexible is sealed, when sealing upper and lower end there are feed inlet and exhaust outlet, into
Material mouth is placed in model lower end, and exhaust outlet connects exhaust apparatus in model upper-center, and model surrounding cramp frame steps up to wanting
Thickness is sought, using vertical grouting, MMA slurries pass through in lower part feed inlet nature flow model, until model fills slurries.
The model filled at room temperature it is static for 24 hours, placing flat polymerization vehicle is put into wind bath polyplant, and low temperature polymerization is about at 35 DEG C
120h is warming up to 110 DEG C of progress high temperature polymerizations later, maintains cooling demoulding after 3h, successfully prepares the enhancing of 30mm thickness terylene
Acrylate plate.
Embodiment and the comparison of the properties of product of comparative example and technical indicator are shown in Table 1:
1 properties of product of table and technical indicator contrast table
The observation of plate cutting trailing flank:
(1) 1 section of embodiment is neat, and polyester silk is uniformly distributed, and corrugationless, thickness are uniform.
(2) 1 polyester silk of comparative example has a fold, plate surface it is uneven containing a large amount of bubbles, it is in uneven thickness.
(3) 2 polyester silk corrugationless of comparative example, matrix layering are in uneven thickness.
Claims (9)
1. a kind of method for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk, which is characterized in that first
Photostabilizer and initiator prepolymerization is added in methyl methacrylate, room temperature is then cooled to, is prepared into methyl methacrylate
Slurry viscosity is vacuum-treated 30 minutes at 12s~20s, 0.073~0.080MPa, by a certain number of polyester silk high-temperature high-pressures
It scalds machine and is dried raising flatness, be fixed in model, dedusting is put into water-bath polymerization overturning dress except impurity rear mold type vertical type
In setting, methyl methacrylate slurries slurries are poured into, are impregnated with 12 hours, the bubble between discharge woven dacron cloth silk, vacuum pressure >=
0.080MPa, the gas between polyester silk is discharged in vacuum outgas in 3 hours, by the way that in 30 DEG C~40 DEG C of water-bath, 360 ° of tipper suitable
Big thickness terylene enhancing acrylate plate is made in the overturning polymerization of clockwise circulation even speed, later high temperature polymerization.
2. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that initiator ABN, the mass ratio with methyl methacrylate are 0.005 ± 0.001:100.
3. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that photostabilizer UVP, the mass ratio with methyl methacrylate are 0.05 ± 0.01:100.
4. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that the polymethyl methacrylate content of manufactured terylene enhancing acrylate plate resin is 45%~
55%.
5. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that the polyester silk and methyl methacrylate mass ratio that primary polymerization is added are 90 ± 10:100.
6. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that prepolymerization temperature is 75 DEG C~80 DEG C.
7. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that high temperature polymerization temperature is 100 DEG C~120 DEG C.
8. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that high temperature garment press drying temperature is 100 DEG C~120 DEG C.
9. the side according to claim 1 for preparing the equally distributed big thickness terylene enhancing acrylate plate of polyester silk
Method, which is characterized in that the reversal rate of turnover device is 20 ± 3/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811547564.1A CN109435278B (en) | 2018-12-18 | 2018-12-18 | Method for preparing large-size large-thickness polyester reinforced acrylate plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811547564.1A CN109435278B (en) | 2018-12-18 | 2018-12-18 | Method for preparing large-size large-thickness polyester reinforced acrylate plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109435278A true CN109435278A (en) | 2019-03-08 |
| CN109435278B CN109435278B (en) | 2021-01-15 |
Family
ID=65558949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811547564.1A Active CN109435278B (en) | 2018-12-18 | 2018-12-18 | Method for preparing large-size large-thickness polyester reinforced acrylate plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109435278B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497778A (en) * | 2020-12-07 | 2021-03-16 | 锦西化工研究院有限公司 | Method for preparing aviation organic glass plate with special shape |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589673A (en) * | 2015-01-30 | 2015-05-06 | 迪皮埃风电叶片大丰有限公司 | Centrifugal wind power blade root preformed unit mold and using method thereof |
| CN107310178A (en) * | 2017-07-04 | 2017-11-03 | 上海思源高压开关有限公司 | A kind of preparation method of aramid fiber insulated tension pole |
| CN108189433A (en) * | 2018-01-03 | 2018-06-22 | 锦西化工研究院有限公司 | A kind of method for preparing equally distributed big thickness terylene enhancing acrylate plank |
-
2018
- 2018-12-18 CN CN201811547564.1A patent/CN109435278B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589673A (en) * | 2015-01-30 | 2015-05-06 | 迪皮埃风电叶片大丰有限公司 | Centrifugal wind power blade root preformed unit mold and using method thereof |
| CN107310178A (en) * | 2017-07-04 | 2017-11-03 | 上海思源高压开关有限公司 | A kind of preparation method of aramid fiber insulated tension pole |
| CN108189433A (en) * | 2018-01-03 | 2018-06-22 | 锦西化工研究院有限公司 | A kind of method for preparing equally distributed big thickness terylene enhancing acrylate plank |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497778A (en) * | 2020-12-07 | 2021-03-16 | 锦西化工研究院有限公司 | Method for preparing aviation organic glass plate with special shape |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109435278B (en) | 2021-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7758800B2 (en) | System and method for resin infusion | |
| CN101439585A (en) | Unit equipment for molding autoclave/liquid mould of resin-based composite material | |
| CN109435278A (en) | A method of preparing the big thickness terylene enhancing acrylate plate of large scale | |
| CN107695322B (en) | A kind of device and preparation method thereof preparing foamed aluminium or foam copper | |
| CN105001641A (en) | Carbon black filled pressure-sensitive conductive silicone rubber composite material and preparation method thereof | |
| CN109575169B (en) | Method for preparing special aviation organic glass by coating | |
| US7862322B2 (en) | Resin infusion between double flexible tooling system | |
| CN111941877A (en) | Method for preparing polyurethane composite material by vacuum infusion process | |
| JP5138553B2 (en) | Composite product manufacturing method | |
| CN109627773A (en) | A kind of single-component room-temperature-vulsilicone silicone rubber and preparation method | |
| CN108189433A (en) | A kind of method for preparing equally distributed big thickness terylene enhancing acrylate plank | |
| CN104152102A (en) | High performance silicone sealant and preparation method thereof | |
| US11691358B2 (en) | System and method for pressurized infusion liquid composite molding | |
| CN209848765U (en) | Vacuum stirring device for epoxy resin castable | |
| CN113478869B (en) | Preparation method and device of glass fiber reinforced acrylic light-transmitting plate | |
| CN107603209B (en) | A kind of preparation method of acetylated modification plant fiber reinforced nylon 6 composite material | |
| CN106637943A (en) | Aramid 1414 pulp modification method, enhanced methyl vinyl silicon rubber composite material and preparation method | |
| JP2022537761A (en) | Vertical embedding box for plastination slices | |
| CN206168412U (en) | Can realize sealed self -regulating transparent experiment jar | |
| CN112239643A (en) | Neutral transparent silicone adhesive and preparation method thereof | |
| CN204566719U (en) | A kind of producing device of fiberglass on-gauge plate of high microsteping content | |
| CN114085304B (en) | Method for preparing direct casting molding super-thick organic glass plate | |
| CN219255967U (en) | Feeding device for tubular target forming | |
| CN220215694U (en) | Graded vibrating screen for matrix graphite powder | |
| CN212073006U (en) | Rubber spare bonding frock |
Legal Events
| 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |