CN110218429A - A kind of transparent glass fibre enhancing PC plate material and preparation method thereof - Google Patents
A kind of transparent glass fibre enhancing PC plate material and preparation method thereof Download PDFInfo
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- CN110218429A CN110218429A CN201910423553.0A CN201910423553A CN110218429A CN 110218429 A CN110218429 A CN 110218429A CN 201910423553 A CN201910423553 A CN 201910423553A CN 110218429 A CN110218429 A CN 110218429A
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- glass fibre
- plate material
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- transparent glass
- resin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
-
- 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
- C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
- C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- 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
- C08K9/00—Use of pretreated ingredients
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- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of transparent glass fibre enhancing PC plate materials and preparation method thereof, it is to be sufficiently mixed by glass fibre, PC resin and antioxidant according to respective parts by weight that transparent glass fibre, which enhances PC plate material, then successively by extrusion, cooling, pelletizing and drying steps in double screw extruder, sheet extrusion is carried out using drying particulate as raw material, the parts by weight of each component are respectively as follows: 0.1 part~40 parts of glass fibre in transparent glass fibre enhancing PC plate material, 60 parts~100 parts of PC resin, 0.01 part~0.3 part of antioxidant.The modulus of transparent glass fibre enhancing PC plate material of the present invention is suitable with conventional glass fiber reinforced PC, it is seen that light transmission rate enhances PC plate material much higher than conventional glass fibers, and the present invention does not influence the visible light transmittance of PC plate material while adding glass fibre.The transparency of the invention is high, intensity is high, can be widely applied to mechanical equipment baffle, the fields such as electronic and electrical equipment screen, great market value.
Description
Technical field
The invention belongs to the technology fields of PC plate material, concretely relate to a kind of transparent glass fibre enhancing
PC plate material and preparation method thereof.
Background technique
PC uses many mature cases as plate, for example sunlight board for building, corrugated sheet, automobile is solid
PC plate material, but since PC intensity itself is lower, traditional unorganic glass can only be still used in some high-intensitive desired fields.
It is to be blended by PC and inorganic filler in the prior art to improve the intensity of PC, common inorganic filler has mine
Powder, glass fibre or carbon fiber etc., but these fillers can only be suitable for opaque material, and the PC used as plate its
A big chunk function is exactly high visible light transmissivity, although conventional fiber glass has certain transparency, due to its folding
Optical index differs greatly with PC, so that the light transmittance influence after the two is blended is very big, can not still continue to make as high transparency plate
With.
In recent years, the surface hardness and UV resistance on how to improve PC plate material have many reports, substantially increase PC
The use scope of plate, but how under the premise of improving PC plate material intensity keep high visible light transmissivity have not been reported.
Summary of the invention
The present invention is in order to overcome the shortcomings of the prior art, blank of aiming at the market, and provides a kind of transparent glass fibre increasing
Strong PC plate material and preparation method thereof.
The present invention is achieved by the following technical solutions: a kind of transparent glass fibre enhancing PC plate material, the transparent glass
Fiber-reinforced PC plate is to be sufficiently mixed by glass fibre, PC resin and antioxidant according to respective parts by weight, then in double spiral shells
Successively sheet extrusion is carried out using drying particulate as raw material, thoroughly by extrusion, cooling, pelletizing and drying steps in bar extruder
The parts by weight of glass fibre, PC resin and antioxidant are respectively as follows: glass fibre 0.1 part~40 in bright glass fiber reinforcement PC plate material
Part, 60 parts~100 parts of PC resin, 0.01 part~0.3 part of antioxidant.
As the preferred embodiment of the present invention, transparent glass fibre enhances glass fibre in PC plate material, PC resin and resists
The parts by weight of oxygen agent are respectively as follows: 5 parts~30 parts of glass fibre, 70 parts~100 parts of PC resin, 0.1 part~0.2 part of antioxidant.
As preferred forms of the invention, transparent glass fibre enhances glass fibre in PC plate material, PC resin and resists
The parts by weight of oxygen agent are respectively as follows: 20 parts of glass fibre, 80 parts of PC resin, 0.2 part of antioxidant.
Glass fibre be selected from it is short it is fine, one of grind glass powder, glass microballoon or flat glass.Preferably, glass
Fiber is the short fibre handled by special surface, and by early-stage study, the performance of PC can significantly be influenced by grinding glass, is led simultaneously
PC molecular weight is caused to reduce, it is inadequate that when sheet fabrication will appear melt strength；Common short fine and flat glass all uses silanes phase
Hold agent to be handled, being added to element silicon in PC will affect the transmitance of visible light.It is further preferable that glass fibre selects Japan
The short fine product of AFG company, refraction index 1.584, the refraction index (1.59~1.59) with PC approach, substantially not shadow
Ring the visible light transmittance of PC.
PC resin is selected from average molecular weight 25000~30000, and melt index is under 300 DEG C/1.2kg test condition
The PC resin of 5g~15g/min.Preferably, PC resin is selected from average molecular weight 28000~30000, melt index is 300
DEG C/1.2kg test condition under be 5g~8g/min blue bottom PC resin, the PC 0703R of such as husky uncle's chemistry, the study found that background color
The PC resin of indigo plant partially more can guarantee that the transmitance of visible light, final board product are also more clear after double screw extruder is sheared
It is clear transparent.
Preferably, antioxidant is phosphite ester antioxidant, such as the AT168 of Tianjin Li Anlong company.
Transparent glass fibre enhance PC plate material type be solid force-bearing plate or hollow sunlight board, plate with a thickness of 1mm
~5mm.Preferably, plate type is solid force-bearing plate, plate thickness is 1mm~3mm.
The preparation method of transparent glass fibre enhancing PC plate material of the present invention specifically comprises the following steps:
(1) glass fibre, PC resin and antioxidant are sufficiently mixed according to respective parts by weight first, then in twin-screw
In extruder successively after extrusion, cooling, pelletizing and drying steps, sheet extrusion raw material is made, using drying particulate as original
Material carries out sheet extrusion；
(2) by drying particulate obtained in step (1) by parallel double-screw extruder melt, heating temperature be 240~
280 DEG C, each area's temperature of screw rod successively reduces, and squeezes out by die head, then in turn through shaping platform, traction roller, tempering furnace, overlay film
Roller, second traction roller and cutting, final finished product.
The temperature setting of tempering furnace is 120 DEG C~140 DEG C in step (2).
The processing temperature of double screw extruder is set as 260 DEG C~280 DEG C in step (1).Preferably, twin-screw extrusion
The processing temperature of machine is 260 DEG C~270 DEG C.
The beneficial effects of the present invention are: the invention discloses a kind of transparent glass fibre enhancing PC plate material and its preparation sides
Method, the present invention in preparation method glass fibre, PC resin and antioxidant are mixed according to percentage, then in twin-screw extrusion
Glass fiber reinforced PC particle is finally machined to transparent glass fibre by sheet extrusion by extrusion, cooling, pelletizing, drying on machine
Enhance PC plate material.Modulus and conventional fiberglass reinforced using transparent glass fibre prepared by preparation method of the present invention enhancing PC plate material
PC is suitable, it is seen that light transmission rate enhances PC plate material much higher than conventional glass fibers, and the transparent glass fibre in the present invention enhances PC
Plate does not influence the visible light transmittance of PC plate material while adding glass fibre.Transparent glass fibre of the invention enhances PC
The plate transparency is high, intensity is high, can be widely applied to mechanical equipment baffle, the fields such as electronic and electrical equipment screen, great market
Value.
Specific embodiment
Below in conjunction with specific embodiment party example, the present invention is described in detail.
The invention discloses a kind of transparent glass fibres to enhance PC plate material, and it is by glass which, which enhances PC plate material,
Glass fiber, PC resin and antioxidant are sufficiently mixed according to respective parts by weight, then successively by squeezing in double screw extruder
Out, cooling, pelletizing and drying steps, sheet extrusion is carried out using drying particulate as raw material, and transparent glass fibre enhances PC plate material
The parts by weight of middle glass fibre, PC resin and antioxidant are respectively as follows: 0.1 part~40 parts of glass fibre, PC resin 60 parts~100
Part, 0.01 part~0.3 part of antioxidant.Glass fibre selected from it is short it is fine, grind in glass powder, glass microballoon or flat glass one
Kind.PC resin is selected from average molecular weight 25000~30000, melt index under 300 DEG C/1.2kg test condition for 5g~
The PC resin of 15g/min.Antioxidant is phosphite ester antioxidant.The type that transparent glass fibre enhances PC plate material is solid resistance to
Power plate or hollow sunlight board, plate with a thickness of 1mm~5mm.
The preparation method of transparent glass fibre enhancing PC plate material of the present invention specifically comprises the following steps: (1) first by glass
Fiber, PC resin and antioxidant are sufficiently mixed according to respective parts by weight, then in double screw extruder successively through extrusion,
After cooling, pelletizing and drying steps, sheet extrusion raw material is made, sheet extrusion is carried out using drying particulate as raw material；It (2) will step
Suddenly drying particulate obtained is melted by parallel double-screw extruder in (1), and heating temperature is 240~280 DEG C, each area's temperature of screw rod
Degree successively reduce, squeezed out by die head, then in turn through shaping platform, traction roller, tempering furnace, overlay film roller, second traction roller and
Cutting, final finished product.The temperature setting of tempering furnace is 120 DEG C~140 DEG C in step (2).Twin-screw extrusion in step (1)
The processing temperature of machine is set as 260 DEG C~280 DEG C.
Embodiment 1: 5 parts of content of glass fiber in transparent glass fibre enhancing PC plate material, 95 parts of PC resin content, antioxidant
0.2 part of content, plate thickness 1mm.
Embodiment 2: 10 parts of content of glass fiber in transparent glass fibre enhancing PC plate material, 90 parts of PC resin content, antioxygen
0.2 part of agent content, plate thickness 2mm.
Embodiment 3: 20 parts of content of glass fiber in transparent glass fibre enhancing PC plate material, 80 parts of PC resin content, antioxygen
0.2 part of agent content, plate thickness 2mm.
Embodiment 4: 20 parts of content of glass fiber in transparent glass fibre enhancing PC plate material, 80 parts of PC resin content, antioxygen
0.2 part of agent content, plate thickness 3mm.
Embodiment 5: 30 parts of content of glass fiber in transparent glass fibre enhancing PC plate material, 70 parts of PC resin content, antioxygen
0.2 part of agent content, plate thickness 1mm.
Comparative example 1: 0 part of content of glass fiber in transparent glass fibre enhancing PC plate material, 100 parts of PC resin content, antioxygen
0.2 part of agent content, plate thickness 1mm.
Comparative example 2: 0 part of content of glass fiber in transparent glass fibre enhancing PC plate material, 100 parts of PC resin content, antioxygen
0.2 part of agent content, plate thickness 2mm.
Mechanics Performance Testing: the particle that double screw extruder squeezes out pelletizing is subjected to the production of standard batten, according to ASTM
D638, ASTM D790 and ASTM D256 such as are stretched respectively, are bent, being impacted at the test of mechanical properties.
Visible light transmittance test: extrusion board is cut into the square piece of 10mm*10mm, in visible light transmittance tester
Test light transmittance under (Shanghai Instrument Physical Optics Instrument Co., Ltd., model SGW-810), every piece is averaged for sample test 3 times
Value.
The result of the above performance test is summarized as follows table:
What the transparent glass fibre enhancing PC plate material in the present invention did not influenced PC plate material while adding glass fibre can
Light-exposed transmitance.The transparent glass fibre enhancing PC plate material transparency of the invention is high, intensity is high, can be widely applied to mechanical equipment
Baffle, the fields such as electronic and electrical equipment screen, great market value.
Finally it should be noted that the above content is merely illustrative of the technical solution of the present invention, rather than the present invention is protected
The limitation of range, the simple modification or equivalent replacement that those skilled in the art carry out technical solution of the present invention,
All without departing from the spirit and scope of technical solution of the present invention.
Claims (10)
1. a kind of transparent glass fibre enhances PC plate material, it is characterised in that: the transparent glass fibre enhancing PC plate material is by glass
Glass fiber, PC resin and antioxidant are sufficiently mixed according to respective parts by weight, then successively by squeezing in double screw extruder
Out, cooling, pelletizing and drying steps, sheet extrusion is carried out using drying particulate as raw material, and the transparent glass fibre enhances PC
The parts by weight of glass fibre, PC resin and antioxidant are respectively as follows: 0.1 part~40 parts of glass fibre in plate, and 60 parts of PC resin~
100 parts, 0.01 part~0.3 part of antioxidant.
2. a kind of transparent glass fibre according to claim 1 enhances PC plate material, it is characterised in that: the transparent glass is fine
The parts by weight of glass fibre, PC resin and antioxidant are respectively as follows: 5 parts~30 parts of glass fibre in dimension enhancing PC plate material, PC resin
70 parts~100 parts, 0.1 part~0.2 part of antioxidant.
3. a kind of transparent glass fibre according to claim 2 enhances PC plate material, it is characterised in that: the transparent glass is fine
The parts by weight of glass fibre, PC resin and antioxidant are respectively as follows: 20 parts of glass fibre in dimension enhancing PC plate material, and 80 parts of PC resin,
0.2 part of antioxidant.
4. a kind of transparent glass fibre according to claim 1,2 or 3 enhances PC plate material, it is characterised in that: the glass
Fiber be selected from it is short it is fine, one of grind glass powder, glass microballoon or flat glass.
5. a kind of transparent glass fibre according to claim 1,2 or 3 enhances PC plate material, it is characterised in that: the PC tree
Rouge is selected from average molecular weight 25000~30000, and melt index is under 300 DEG C/1.2kg test condition for 5g~15g/min's
PC resin.
6. a kind of transparent glass fibre according to claim 1,2 or 3 enhances PC plate material, it is characterised in that: the antioxygen
Agent is phosphite ester antioxidant.
7. a kind of transparent glass fibre according to claim 1,2 or 3 enhances PC plate material, it is characterised in that: described transparent
The type of glass fiber reinforcement PC plate material be solid force-bearing plate or hollow sunlight board, plate with a thickness of 1mm~5mm.
8. the preparation method of transparent glass fibre enhancing PC plate material according to claim 1,2 or 3, it is characterised in that: institute
The preparation method for stating transparent glass fibre enhancing PC plate material specifically comprises the following steps:
(1) glass fibre, PC resin and antioxidant are sufficiently mixed according to respective parts by weight first, then in twin-screw extrusion
In machine successively after extrusion, cooling, pelletizing and drying steps, be made sheet extrusion raw material, using drying particulate as raw material into
Row sheet extrusion；
(2) drying particulate obtained in step (1) is melted by parallel double-screw extruder, heating temperature is 240~280
DEG C, each area's temperature of screw rod successively reduces, squeezed out by die head, then in turn through shaping platform, traction roller, tempering furnace, overlay film roller,
Second traction roller and cutting, final finished product.
9. a kind of preparation method of transparent glass fibre enhancing PC plate material according to claim 8, it is characterised in that: described
The temperature setting of tempering furnace is 120 DEG C~140 DEG C in step (2).
10. a kind of preparation method of transparent glass fibre enhancing PC plate material according to claim 8, it is characterised in that: institute
The processing temperature for stating double screw extruder in step (1) is set as 260 DEG C~280 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910423553.0A CN110218429A (en) | 2019-05-21 | 2019-05-21 | A kind of transparent glass fibre enhancing PC plate material and preparation method thereof |
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| CN201910423553.0A CN110218429A (en) | 2019-05-21 | 2019-05-21 | A kind of transparent glass fibre enhancing PC plate material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111704792A (en) * | 2020-06-08 | 2020-09-25 | 重庆国际复合材料股份有限公司 | High-light-transmittance glass fiber reinforced PC composite material and preparation method thereof |
| CN112982217A (en) * | 2021-02-23 | 2021-06-18 | 滁州赛康交通科技有限公司 | Panel display type active luminous traffic sign and automatic manufacturing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111704792A (en) * | 2020-06-08 | 2020-09-25 | 重庆国际复合材料股份有限公司 | High-light-transmittance glass fiber reinforced PC composite material and preparation method thereof |
| CN112982217A (en) * | 2021-02-23 | 2021-06-18 | 滁州赛康交通科技有限公司 | Panel display type active luminous traffic sign and automatic manufacturing method thereof |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 201716 Building 1 and 2, No. 288, Maodian Road, Liantang Town, Qingpu District, Shanghai Applicant after: Shanghai Pincheng Holding Group Co.,Ltd. Address before: 201715 Shanghai City Liantang Town Qingpu District Road No. 288 Mao Dian 1, building 2 Applicant before: POLYSHINE TECHNOLOGY (SHANGHAI) Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190910 |