CN105504746A - Development and preparation method of transparent scratch-resistant flame-retardant polycarbonate material - Google Patents
Development and preparation method of transparent scratch-resistant flame-retardant polycarbonate material Download PDFInfo
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- CN105504746A CN105504746A CN201511004685.8A CN201511004685A CN105504746A CN 105504746 A CN105504746 A CN 105504746A CN 201511004685 A CN201511004685 A CN 201511004685A CN 105504746 A CN105504746 A CN 105504746A
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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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
- 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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a transparent scratch-resistant flame-retardant polycarbonate material. The transparent scratch-resistant flame-retardant polycarbonate material is prepared from, by mass, polycarbonate 90-97%, a scratch-resistant agent 1-5%, a transparent flame retardant 0.05-4%, a synergistic-effect flame retardant 0.5-5%, a transparent lubricant 0.4-3%, an antioxidant 0.3-2% and diffusion oil 0.2-2%. The material has the advantages of having a scratch-resistant effect, good transparency, high light transmittance, low haze and the like. The shortcoming that existing polycarbonate resin is easily scratched is overcome, and high-hardness, transparent and flame-retardant polycarbonate resin is developed. The required process of hard die processing conducted on the material surfaces is omitted. In addition, the invention further provides a preparation method of the transparent scratch-resistant flame-retardant polycarbonate material.
Description
Technical field
The invention belongs to polycarbonate material technical field of modification, relate to exploitation of a kind of scrape resistant transparent flame-retardant polycarbonate material and preparation method thereof.
Background technology
Polycarbonate, as one of five large-engineering plastics, is a kind of odorless, tasteless, transparent thermoplastic polymer, has good mechanical property and resistance to electric over-all properties, meanwhile, have shock-resistance high, product size is stablized, can be painted, cost performance advantages of higher, is widely used in exterior trimming parts.Along with the fierceness day by day of market competition, all trades and professions are had higher requirement to polycarbonate each side, and common polycarbonate has been difficult to the demand meeting market.But modification can be carried out according to the market requirement to polycarbonate, make it adapt to the different market requirements.At present, in opticinstrument instrument panel and the coating layer of electronic apparatus part and the application of touch pad, higher requirement is proposed simultaneously to the scratch resistance of polycarbonate, the transparency, flame retardant resistance, require under the precondition keeping polycarbonate transparent, increase the scratch resistance of material and the flame retardant rating of requirement raising material.Polycarbonate resin in the past due to surface hardness also lower than the hardness of Pencil with 2B hardness, therefore die process will be carried out usually in surface.Product newly developed, except the optical characteristics keeping polycarbonate in the past excellent, improves outside Polycarbonate flame retardant, also achieves the surface hardness that product is high.Solve the shortcoming of the easy scratch of polycarbonate resin in the past, develop the polycarbonate material of high rigidity, scrape resistant, transparent and flame retardant resistance.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of scrape resistant transparent flame-retardant polycarbonate material.
Solution of the present invention is: a kind of scrape resistant transparent flame-retardant polycarbonate material, and this material comprises following component by mass percentage:
In addition, present invention also offers a kind of preparation method of above-mentioned scrape resistant transparent flame-retardant polycarbonate material, the method comprises the following steps:
1) take raw material by the weight percent of component each in above-mentioned formula, add in high speed mixer by polycarbonate, transparent flame-retarding agent, synergistic flame retardant, oxidation inhibitor, instillation diffusing oil, mixed after 5-10 minute;
2) then add anti-scratch agent and transparent lubricants mixing 2-3 minute, obtain blended material;
3) blended material is added twin screw extruder, extrudes through melt blending, water-cooled, air-cooled, granulation, homogenizing, packaging;
Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
This material has scrape resistant effect, the good transparency, the features such as transmittance is high, and mist degree is low.Solve the shortcoming of the easy scratch of polycarbonate resin in the past, develop the polycarbonate resin with high rigidity, transparent and flame retardant resistance.Decrease the operation needing material surface to be carried out to die process.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail:
In embodiment composite-material formula, polycarbonate resin is relative density 1.20g/cm3, and melt flow rate is 10-22g/10min, as LG chemical company of Korea S PC1201-15, PC1201-22; Anti-scratch agent is polysiloxane, as DOW CORNING MB50-001; Transparent flame-retarding agent is Sulfonates fire retardant, as dibenzenesulfonyl Phenylsulfonic acid potassium, perfluorobutyl potassium, in 2,4,5-trichlorobenzene sodium sulfonate one or more; Synergistic flame retardant is polydimethylsiloxane or cyclomethicone, as silicon-series five-retardant FCA-107, FCA-117 of Dow Corning Corporation; The P728 that transparent lubricants selects German section peaceful; Oxidation inhibitor chemical name is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-(3,5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid, three [2.4-di-tert-butyl-phenyl] phosphorous acid ester, as Albemarle Corporation 1076, AT-10, AT-168.
Embodiment one:
By each weight percent be: polycarbonate resin 98%, anti-scratch agent 1%, transparent flame-retarding agent 0.5%, synergistic flame retardant 0.7%, transparent lubricants 1%, oxidation inhibitor 0.5%.Mix in high speed mixer, afterwards, melt extrude at 250-275 DEG C, granulation obtains matrix material.Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
Embodiment two:
By each weight percent be: polycarbonate resin 98%, anti-scratch agent 1%, transparent flame-retarding agent 0.6%, synergistic flame retardant 1%, transparent lubricants 1%, oxidation inhibitor 0.5%.Mix in high speed mixer, afterwards, melt extrude at 250-275 DEG C, granulation obtains matrix material.Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
Embodiment three:
By each weight percent be: polycarbonate resin 98%, anti-scratch agent 2%, transparent flame-retarding agent 1%, synergistic flame retardant 1.5%, transparent lubricants 1%, oxidation inhibitor 0.5%.Mix in high speed mixer, afterwards, melt extrude at 250-275 DEG C, granulation obtains matrix material.Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
Comparative example one:
By each weight percent be: polycarbonate resin 98%, anti-scratch agent 1%, transparent lubricants 1%, oxidation inhibitor 0.5%.Mix in high speed mixer, afterwards, melt extrude at 250-275 DEG C, granulation obtains matrix material.Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
Comparative example two:
By each weight percent be: polycarbonate resin 98%, anti-scratch agent 2%, transparent lubricants 1%, oxidation inhibitor 0.5%.Mix in high speed mixer, afterwards, melt extrude at 250-275 DEG C, granulation obtains matrix material.Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
Comparative example three:
By each weight percent be: polycarbonate resin 98%, transparent lubricants 1%, transparent flame-retarding agent 0.5%, synergistic flame retardant 1%, oxidation inhibitor 0.5%.Mix in high speed mixer, afterwards, melt extrude at 250-275 DEG C, granulation obtains matrix material.Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-270 DEG C, screw speed is 350-420r/min.
The formula of the embodiment in table is prepared into matrix material, is injection molded into standard testing batten through injection moulding machine, it is tested.
Table 1 result is as following table:
From embodiment and table 1 test result, the polycarbonate material of gained of the present invention has scrape resistant, high transparent, flame retardant resistance, Sulfonates fire retardant and silicon-series five-retardant serve fabulous synergy, add a small amount of fire retardant and 1.6mm batten can be made to reach UL94V0 level.Further, the scrape resistant transparent flame-retardant polycarbonate material excellent in mechanical performance obtained, thermotolerance is good, and at opticinstrument instrument panel, electronic apparatus part coating layer and touch pad etc. are widely used.
The above is also only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the inventive method; or can make some improvement and supplementary, these improve and supplement and also should be considered as protection scope of the present invention.
Claims (9)
1. a scrape resistant transparent flame-retardant polycarbonate material, is characterized in that: composition is formed by the weight percent of following ingredients, includes:
2. a kind of scrape resistant transparent flame-retardant polycarbonate material according to claim 1, is characterized in that; The melting index of described polycarbonate resin is 10-40g/10min.
3. a kind of scrape resistant transparent flame-retardant polycarbonate material according to claim 1, is characterized in that: described anti-scratch agent is one or more mixtures etc. in siloxanes, polysiloxane or modified Teflon.
4. a kind of scrape resistant transparent flame-retardant polycarbonate material according to claim 1, is characterized in that: described transparent flame-retarding agent is one or more mixtures in perfluorobutyl potassium, dibenzenesulfonyl Phenylsulfonic acid potassium, 2,4,5-trichlorobenzene sodium sulfonates.
5. a kind of scrape resistant transparent flame-retardant polycarbonate material according to claim 1, is characterized in that: described synergistic flame retardant is silicone flame retardant.
6. a kind of scrape resistant transparent flame-retardant polycarbonate material according to claim 1, is characterized in that: described transparent lubricants has maintenance material transparent and colour stability, good interior lubrication, low volatilization and antifogging action.
7. a kind of scrape resistant transparent flame-retardant polycarbonate material according to claim 1, it is characterized in that: described oxidation inhibitor is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester, β-positive octadecanol ester of (3,5-di-tert-butyl-hydroxy phenyl) propionic acid, three [2.4-di-tert-butyl-phenyl] phosphorous acid ester, one or more mixtures in the two lauryl alcohol ester of thio-2 acid.
8. prepare the method as the scrape resistant transparent flame-retardant polycarbonate material of claim 1-7 as described in any one, it is characterized in that; The method comprises the following steps:
1) take raw material by described weight percent, add in high speed mixer by polycarbonate, transparent flame-retarding agent, synergistic flame retardant, oxidation inhibitor, instillation diffusing oil, mixed after 5-10 minute;
2) then add anti-scratch agent and transparent lubricants mixing 2-3 minute, obtain blended material;
3) blended material is added twin screw extruder, extrudes through melt blending, water-cooled, air-cooled, granulation, homogenizing, packaging;
Wherein, the temperature of twin screw extruder is set to: a district: 100 ~ 120 DEG C; Two 250 ~ 260 DEG C, districts; 3rd district: 250 ~ 260 DEG C; 4th district: 255 ~ 265 DEG C; 5th district: 260 ~ 270 DEG C; 6th district: 265 ~ 275 DEG C; 7th district: 260 ~ 270 DEG C; 8th district: 255 ~ 260 DEG C; 9th district: 250 ~ 260 DEG C; Head temperature: 260-275 DEG C, screw speed is 350-420r/min.
9. prepare the method for scrape resistant transparent flame-retardant polycarbonate material according to claim 8, it is characterized in that, the melting index of described polycarbonate resin is 10-40g/10min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511004685.8A CN105504746A (en) | 2015-12-25 | 2015-12-25 | Development and preparation method of transparent scratch-resistant flame-retardant polycarbonate material |
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| CN201511004685.8A CN105504746A (en) | 2015-12-25 | 2015-12-25 | Development and preparation method of transparent scratch-resistant flame-retardant polycarbonate material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106366610A (en) * | 2016-09-06 | 2017-02-01 | 广州市聚赛龙工程塑料股份有限公司 | High-glowing filament scratch-resistant PC material suitable for tablet computer shell and preparation method thereof |
| CN110240792A (en) * | 2019-05-14 | 2019-09-17 | 南通开普乐工程塑料有限公司 | A kind of scratch-resistant high-performance optical diffusion PC material and preparation method thereof |
| CN112940481A (en) * | 2021-04-03 | 2021-06-11 | 深圳金大全科技有限公司 | Formula and preparation process of permanent antifogging scratch-resistant high-transparency PC material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102558808A (en) * | 2010-12-28 | 2012-07-11 | 合肥杰事杰新材料股份有限公司 | Environment-friendly flame-retardant scratch-resistant polycarbonate resin and preparation method thereof |
| CN104629283A (en) * | 2013-11-06 | 2015-05-20 | 殷培花 | High strength abrasion resistant flame retardant polycarbonate material and preparation method thereof |
-
2015
- 2015-12-25 CN CN201511004685.8A patent/CN105504746A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102558808A (en) * | 2010-12-28 | 2012-07-11 | 合肥杰事杰新材料股份有限公司 | Environment-friendly flame-retardant scratch-resistant polycarbonate resin and preparation method thereof |
| CN104629283A (en) * | 2013-11-06 | 2015-05-20 | 殷培花 | High strength abrasion resistant flame retardant polycarbonate material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106366610A (en) * | 2016-09-06 | 2017-02-01 | 广州市聚赛龙工程塑料股份有限公司 | High-glowing filament scratch-resistant PC material suitable for tablet computer shell and preparation method thereof |
| CN110240792A (en) * | 2019-05-14 | 2019-09-17 | 南通开普乐工程塑料有限公司 | A kind of scratch-resistant high-performance optical diffusion PC material and preparation method thereof |
| CN112940481A (en) * | 2021-04-03 | 2021-06-11 | 深圳金大全科技有限公司 | Formula and preparation process of permanent antifogging scratch-resistant high-transparency PC material |
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Application publication date: 20160420 |