CN102336958A - Flame-retardant antibacterial transparent polypropylene material and preparation method thereof - Google Patents
Flame-retardant antibacterial transparent polypropylene material and preparation method thereof Download PDFInfo
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- CN102336958A CN102336958A CN2011101727594A CN201110172759A CN102336958A CN 102336958 A CN102336958 A CN 102336958A CN 2011101727594 A CN2011101727594 A CN 2011101727594A CN 201110172759 A CN201110172759 A CN 201110172759A CN 102336958 A CN102336958 A CN 102336958A
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Abstract
The invention discloses a flame-retardant antibacterial transparent polypropylene material and a preparation method thereof. The polypropylene material is prepared from the following components in percentage by weight: 79.1-91.2% of polypropylene, 3.0-5.0% of linear low-density polyethylene, 2.0-5.0% of toughening agent, 0.1-0.3% of white oil, 1.0-4.0% of flame retardant, 0.1-0.4% of nucleating agent, 2.0-5.0% of antibacterial agent, 0.4-0.8% of lubricant and 0.2-0.4% of antioxidant. The flame-retardant antibacterial transparent polypropylene material disclosed by the invention has the advantages that the flame retardant and antibacterial agent in the formula are compounded, thus the prepared polypropylene material has the flame retardant and antibacterial effects at the same time; and the product has low smoke density during combustion, is difficult to change color and has low cost.
Description
[technical field]
The present invention relates to polymeric material field, relate in particular to a kind of flame-proof antibiotic transparent polypropylene material and preparation method thereof.
[background technology]
Vestolen PP 7052 has that production cost is low, and comprehensive mechanical property is good, nontoxic, light weight, corrosion-resistant, be easy to characteristics such as processing and recovery, therefore obtained using widely, but it belongs to inflammable material, it is just very important and necessary therefore to give its flame retardant properties.
In the daily life, people can touch bacterium inevitably, the enhancing of Along with people's health perception, and antibiotic plastic also will obtain increasing application.Play the antiseptic-germicide of anti-microbial effect in the antibiotic plastic, mainly can be divided into organic antibacterial agent and inorganic antiseptic, problem such as inorganic antiseptic at present commonly used exists price high, and is easy to change.
[summary of the invention]
The invention provides a kind of flame-proof antibiotic transparent polypropylene material and preparation method thereof, this polypropylene material has fire-retardant and anti-microbial effect simultaneously, and not easy to change, price is low.
Technical scheme of the present invention is:
A kind of flame-proof antibiotic transparent polypropylene material, by weight percentage, composed of the following components:
Vestolen PP 7052 79.1-91.2%;
Linear low density polyethylene 3.0-5.0%;
Toughner 2.0-5.0%;
White oil 0.1-0.3%;
Fire retardant 1.0-4.0%;
Nucleator 0.1-0.4%;
Antiseptic-germicide 2.0-5.0%;
Lubricant 0.4-0.8%;
Oxidation inhibitor 0.2-0.4%.
A kind of flame-proof antibiotic transparent polypropylene preparation methods may further comprise the steps:
Step 1, take by weighing Vestolen PP 7052, linear low density polyethylene, toughner, white oil, fire retardant, nucleator, antiseptic-germicide, lubricant, oxidation inhibitor by above-mentioned described weight percent;
Step 2, each component that step 1 is taken by weighing mix;
Step 3, the mixture that step 2 is obtained add in the twin screw extruder,, extrude granulation through frit reaction; The twin screw extruder processing condition are: twin screw extruder one district temperature 190-200 ℃, and two district temperature 200-220 ℃, three district temperature 200-210 ℃, four district temperature 190-210 ℃, head temperature 210-230 ℃, residence time 3-4min, pressure 12-18MPa.
Flame-proof antibiotic transparent polypropylene material of the present invention, prescription adopts the method for fire retardant and the composite use of antiseptic-germicide, makes the polypropylene material of preparation have fire-retardant and anti-microbial effect simultaneously; The density of being fuming during the product burning is very low, and the while is not easy to change, cost is low.
[embodiment]
Do a detailed elaboration below in conjunction with embodiment the present invention.
In following each embodiment, Vestolen PP 7052 adopts the HOPP of melt flow rate(MFR) greater than 15g/10min, such as the V30G of Chinese Maoming petrochemical industry; Linear low density polyethylene adopts the Vilaterm of melt flow rate(MFR) greater than 18g/10min; Toughner adopts the ethylene-octene polymkeric substance, such as the DF610 of Singapore's Mitsui Chemicals; Fire retardant adopts the bromine nitrogen combustion inhibitor of phosphorous and inorganic bromine, such as the bromine nitrogen combustion inhibitor PHOSNIC B60R352C of Nantong meaning specialization worker ltd; Nucleator adopts the glucitols polypropylene transparent nucleater, such as the special-purpose beta crystal-type nucleater 390 of the two key chemical industry PP of ltd in Taiwan; Lubricant adopts N, and the N-ethylene bis stearamide produces EBS such as Malaysia; Oxidation inhibitor by four [β-(3,5-di-t-butyl 4-hydroxy phenyl) propionic acid] pentaerythritol ester (like the two keys 1010 in Taiwan) and tricresyl phosphite (2, the 4-di-tert-butyl-phenyl) ester (like Taiwan pair keys 168) by weight 1: 1-3 is composite to form.
Antiseptic-germicide adopts homemade quaternary alkylphosphonium salt modified montmorillonoid, and the preparation method is following:
Polynite is made into 5% suspension liquid; Adding content again by 1: 5 weight proportion is 50% tetradecyl tributyl quaternary alkylphosphonium salt (weight proportion of suspension liquid and tetradecyl tributyl quaternary alkylphosphonium salt is 1: 5); 60～70 ℃ of following constant temperature stirring reactions 6～8 hours, take out and filter, repetitive scrubbing; More than dry 24h under 70～90 ℃, can make antiseptic-germicide then.
Embodiment 1
The flame-proof antibiotic transparent polypropylene material of this embodiment, by weight percentage, composed of the following components: Vestolen PP 7052 91.2%; Vilaterm 3.0%; Toughner 2.0%; White oil 0.1%; Fire retardant 1.0%; Nucleator 0.1%; Antiseptic-germicide 2.0%; Lubricant 0.4%; Oxidation inhibitor 0.2%.
Its preparation method is following:
Step 1, take by weighing Vestolen PP 7052, linear low density polyethylene, toughner, white oil, fire retardant, nucleator, antiseptic-germicide, lubricant, oxidation inhibitor by above-mentioned described weight percent;
Step 2, each component that step 1 is taken by weighing mix;
Step 3, the mixture that step 2 is obtained add in the hopper of twin screw extruder,, extrude granulation through frit reaction; The twin screw extruder processing condition are: 190 ℃ of twin screw extruder one district's temperature, 200 ℃ of two district's temperature, 200 ℃ of three district's temperature, 210 ℃ of four district's temperature, 220 ℃ of head temperatures, residence time 3min, pressure 15MPa.
Embodiment 2
The flame-proof antibiotic transparent polypropylene material of this embodiment, by weight percentage, composed of the following components: Vestolen PP 7052 86.8%; Vilaterm 4.0%; Toughner 3.0%; White oil 0.2%; Fire retardant 2.0%; Nucleator 0.2%; Antiseptic-germicide 3.0%; Lubricant 0.5%; Oxidation inhibitor 0.3%.
Its preparation method is following:
Step 1, take by weighing Vestolen PP 7052, linear low density polyethylene, toughner, white oil, fire retardant, nucleator, antiseptic-germicide, lubricant, oxidation inhibitor by above-mentioned described weight percent;
Step 2, each component that step 1 is taken by weighing mix;
Step 3, the mixture that step 2 is obtained add in the twin screw extruder,, extrude granulation through frit reaction; The twin screw extruder processing condition are: 200 ℃ of twin screw extruder one district's temperature, 210 ℃ of two district's temperature, 210 ℃ of three district's temperature, 200 ℃ of four district's temperature, 230 ℃ of head temperatures, residence time 4min, pressure 18MPa.
Embodiment 3
The flame-proof antibiotic transparent polypropylene material of this embodiment, by weight percentage, composed of the following components: Vestolen PP 7052 83.6%; Vilaterm 4.0%; Toughner 4.0%; White oil 0.2%; Fire retardant 3.0%; Nucleator 0.3%; Antiseptic-germicide 4.0%; Lubricant 0.6%; Oxidation inhibitor 0.3%.
Its preparation method is following:
Step 1, take by weighing Vestolen PP 7052, linear low density polyethylene, toughner, white oil, fire retardant, nucleator, antiseptic-germicide, lubricant, oxidation inhibitor by above-mentioned described weight percent;
Step 2, each component that step 1 is taken by weighing mix;
Step 3, the mixture that step 2 is obtained add in the twin screw extruder,, extrude granulation through frit reaction; The twin screw extruder processing condition are: 200 ℃ of twin screw extruder one district's temperature, 210 ℃ of two district's temperature, 210 ℃ of three district's temperature, 200 ℃ of four district's temperature, 230 ℃ of head temperatures, residence time 3min, pressure 12MPa.
Embodiment 4
The flame-proof antibiotic transparent polypropylene material of this embodiment, by weight percentage, composed of the following components: Vestolen PP 7052 79.1%; Vilaterm 5.0%; Toughner 5.0%; White oil 0.3%; Fire retardant 4.0%; Nucleator 0.4%; Antiseptic-germicide 5.0%; Lubricant 0.8%; Oxidation inhibitor 0.4%.
Its preparation method is following:
Step 1, take by weighing Vestolen PP 7052, linear low density polyethylene, toughner, white oil, fire retardant, nucleator, antiseptic-germicide, lubricant, oxidation inhibitor by above-mentioned described weight percent;
Step 2, each component that step 1 is taken by weighing mix;
Step 3, the mixture that step 2 is obtained add in the twin screw extruder,, extrude granulation through frit reaction; The twin screw extruder processing condition are: 200 ℃ of twin screw extruder one district's temperature, 210 ℃ of two district's temperature, 210 ℃ of three district's temperature, 200 ℃ of four district's temperature, 230 ℃ of head temperatures, residence time 3min, pressure 15MPa.
Performance test:
With the particle of accomplishing granulation among the foregoing description 1-4 in 130-150 ℃ convection oven dry 4-6 hour,, keep the mould temperature in the sample making course between 70-100 ℃ again with the injection moulding sample preparation on the 80T injection moulding machine of exsiccant particle.
Tensile strength is tested by ASTM D-638 standard.Specimen types is the I type, batten size (mm): (176 ± 2) (length) * (12.6 ± 0.2) (end width) * (3.05 ± 0.2) (thickness), and draw speed is 50mm/min; Flexural strength and modulus in flexure are tested by ASTM D-790 standard.Specimen types is specimen size (mm): (128 ± 2) * (12.67 ± 0.2) * (3.11 ± 0.2), rate of bending are 20mm/min; The socle girder notched Izod impact strength is tested by ASTM D-256 standard.Specimen types is the I type, specimen size (mm): (63 ± 2) * (12.45 ± 0.2) * (3.1 ± 0.2); The breach type is a category-A, and the breach residual thickness is 1.9mm; Melting index is tested according to ASTM D1238; Density is tested according to ASTMD792, and melting index is tested according to ASTM D1238; Flame retardant properties is pressed the UL94 standard testing.
Anti-microbial property detects with reference to the light industry standard QB/T2591-2003 of the People's Republic of China, uses film applicator coating, investigates the bacteriostasis rate of sample 24h, and the mensuration of total number of bacterial colony is counted with reference to GB/T4789.2-2003.The antibiotic model of injection formed is processed 50mm * 50mm.The calculating formula of antibiotic rate is following:
R(％)＝(B-C)/B×100
In the formula: R-antibiotic rate, %;
B-blank sample average reclaims bacterium number, cfu/ sheet;
C-antibiotic plastic sample average reclaims bacterium number, cfu/ sheet.
Embodiment 1-4 prescription and performance test data are as shown in table 1 below:
Table 1
Can find out by last table 1; When the content of Vestolen PP 7052, fire retardant, antiseptic-germicide changes within the scope of the present invention; The physicals of the polypropylene material that makes (tensile strength, flexural strength and shock strength) does not have obvious variation; No longer considerable change after flame retardant properties and anti-microbial property improve gradually, the proportion of material is low, and light transmission is good.In the prior art, often add a large amount of halogenated flame retardants, the smog of generation is big and poisonous, and proportion only needs to add a spot of fire retardant and just can reach flame retardant effect (V2) also than higher among the present invention, and the amount of being fuming is little, does not have toxicity, is similar to Halogen, and proportion is smaller.And existing antibacterial polypropylene often adopts the inorganic silver antiseptic-germicide, and cost is high and easy to change, and adopts homemade antiseptic-germicide among the present invention, and it is excellent to solve this problem of variable color and antibacterial effect well.It should be noted that polypropylene material of the present invention has fire-retardant and the antimicrobial effect simultaneously, and transparent attractive in appearance, proportion is low, moderate performance, and cost performance is high.Comprehensive cost and performance are considered, when polypropylene content is PP 83.6%; LLDPE 4.0%; Toughner 4.0%; White oil 0.2%; Fire retardant 3.0%; Nucleator 0.3%; Antiseptic-germicide 4.0%; Lubricant 0.6%; During oxidation inhibitor 0.3%, the polypropylene material that makes is fire-retardant all relatively good with anti-microbial property, and physicals is moderate.The present invention has obtained having the polypropylene material of fire-retardant and antibiotic composite performance through selecting the interpolation proportioning of appropriate resin starting material and various auxiliary agents, can be widely used in the small household appliances industry.
More than a kind of flame-proof antibiotic transparent polypropylene material of the present invention and preparation method thereof has been carried out detailed introduction; Used representative embodiment among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for those of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. flame-proof antibiotic transparent polypropylene material is characterized in that: by weight percentage, composed of the following components:
Vestolen PP 7052 79.1-91.2%;
Linear low density polyethylene 3.0-5.0%;
Toughner 2.0-5.0%;
White oil 0.1-0.3%;
Fire retardant 1.0-4.0%;
Nucleator 0.1-0.4%;
Antiseptic-germicide 2.0-5.0%;
Lubricant 0.4-0.8%;
Oxidation inhibitor 0.2-0.4%.
2. flame-proof antibiotic transparent polypropylene material according to claim 1 is characterized in that: said Vestolen PP 7052 is the HOPP of melt flow rate(MFR) greater than 15g/10min.
3. flame-proof antibiotic transparent polypropylene material according to claim 1, it is characterized in that: the melt flow rate(MFR) of said linear low density polyethylene is greater than 18g/10min.
4. flame-proof antibiotic transparent polypropylene material according to claim 1 is characterized in that: said toughner is the ethylene-octene polymkeric substance.
5. flame-proof antibiotic transparent polypropylene material according to claim 1 is characterized in that: said fire retardant is the bromine nitrogen combustion inhibitor of phosphorous and inorganic bromine.
6. flame-proof antibiotic transparent polypropylene material according to claim 1 is characterized in that: said nucleator is the glucitols polypropylene transparent nucleater.
7. flame-proof antibiotic transparent polypropylene material according to claim 1 is characterized in that: said lubricant is N, the N-ethylene bis stearamide.
8. flame-proof antibiotic transparent polypropylene material according to claim 1; It is characterized in that: said oxidation inhibitor is by four [β-(3; 5-di-t-butyl 4-hydroxy phenyl) propionic acid] pentaerythritol ester and tricresyl phosphite (2, the 4-di-tert-butyl-phenyl) ester be by weight 1: 1-3 is composite to form.
9. according to the described flame-proof antibiotic transparent polypropylene of the arbitrary claim of claim 1 to 8 material, it is characterized in that: said antiseptic-germicide Wei quaternary alkylphosphonium salt modified montmorillonoid, the preparation method is following:
Polynite is made into 5% suspension liquid, and adding content again by 1: 5 weight proportion is 50% tetradecyl tributyl quaternary alkylphosphonium salt, 60～70 ℃ of following constant temperature stirring reactions 6～8 hours, takes out and filters, and repetitive scrubbing is then at 70～90 ℃ down more than the dry 24h.
10. a flame-proof antibiotic transparent polypropylene preparation methods is characterized in that, may further comprise the steps:
Step 1, take by weighing Vestolen PP 7052, linear low density polyethylene, toughner, white oil, fire retardant, nucleator, antiseptic-germicide, lubricant, oxidation inhibitor by the described weight percent of claim 1;
Step 2, each component that step 1 is taken by weighing mix;
Step 3, the mixture that step 2 is obtained add in the twin screw extruder,, extrude granulation through frit reaction; The twin screw extruder processing condition are: twin screw extruder one district temperature 190-200 ℃, and two district temperature 200-220 ℃, three district temperature 200-210 ℃, four district temperature 190-210 ℃, head temperature 210-230 ℃, residence time 3-4min, pressure 12-18MPa.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660077A (en) * | 2012-05-14 | 2012-09-12 | 贵州普利英吉科技有限公司 | Concentrated water net material for reverse osmosis membrane |
| CN102863691A (en) * | 2012-09-17 | 2013-01-09 | 深圳市科聚新材料有限公司 | Polypropylene composite material and preparation method thereof |
| CN103059407A (en) * | 2012-12-24 | 2013-04-24 | 安徽科聚新材料有限公司 | Polypropylene composite material and preparation method thereof and application |
| CN103113705A (en) * | 2013-02-01 | 2013-05-22 | 广东聚石化学股份有限公司 | Transparent cold-resistant flame-retardant polypropylene material and preparation method thereof |
| CN103937108A (en) * | 2014-05-12 | 2014-07-23 | 宁波高新区卓尔化工科技有限公司 | Plastic for automotive interior parts and preparation method thereof |
| CN104231440A (en) * | 2014-09-28 | 2014-12-24 | 无锡市新颖密封材料厂 | Preparation method of flame retardant plastic |
| CN105086147A (en) * | 2015-08-31 | 2015-11-25 | 苏州新区佳合塑胶有限公司 | Antibacterial plastics |
| CN105860254A (en) * | 2016-04-28 | 2016-08-17 | 苏州蔻美新材料有限公司 | Medical antibacterial film material and preparation method thereof |
| CN106432908A (en) * | 2016-09-27 | 2017-02-22 | 东莞市顶好新材料科技有限公司 | Transparent flame-retardant polypropylene and preparation method thereof |
| CN106700235A (en) * | 2015-11-15 | 2017-05-24 | 合肥杰事杰新材料股份有限公司 | High-transparency and flame-retardant PP (polypropylene)/COC (cycloolefin copolymer) composite and preparation method thereof |
| CN107141583A (en) * | 2017-04-10 | 2017-09-08 | 广东圆融新材料有限公司 | It is a kind of that there is antibacterial polypropylene material of imitative metal effect and preparation method thereof |
| CN107513213A (en) * | 2016-06-18 | 2017-12-26 | 合肥杰事杰新材料股份有限公司 | A kind of electrician's panel PP composite material and preparation method thereof |
| CN111961282A (en) * | 2020-07-27 | 2020-11-20 | 怡邦实业(中山)有限公司 | High-transparency high-strength packaging material and preparation method thereof |
| CN113480805A (en) * | 2021-08-13 | 2021-10-08 | 贵州省材料产业技术研究院 | High-performance, antibacterial and corrosion-resistant screen material and preparation method thereof |
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| CN102660077A (en) * | 2012-05-14 | 2012-09-12 | 贵州普利英吉科技有限公司 | Concentrated water net material for reverse osmosis membrane |
| CN102863691A (en) * | 2012-09-17 | 2013-01-09 | 深圳市科聚新材料有限公司 | Polypropylene composite material and preparation method thereof |
| CN103059407A (en) * | 2012-12-24 | 2013-04-24 | 安徽科聚新材料有限公司 | Polypropylene composite material and preparation method thereof and application |
| CN103113705A (en) * | 2013-02-01 | 2013-05-22 | 广东聚石化学股份有限公司 | Transparent cold-resistant flame-retardant polypropylene material and preparation method thereof |
| CN103937108A (en) * | 2014-05-12 | 2014-07-23 | 宁波高新区卓尔化工科技有限公司 | Plastic for automotive interior parts and preparation method thereof |
| CN103937108B (en) * | 2014-05-12 | 2016-05-11 | 宁波高新区卓尔化工科技有限公司 | Plastics and preparation method thereof for automotive upholstery |
| CN104231440A (en) * | 2014-09-28 | 2014-12-24 | 无锡市新颖密封材料厂 | Preparation method of flame retardant plastic |
| CN105086147A (en) * | 2015-08-31 | 2015-11-25 | 苏州新区佳合塑胶有限公司 | Antibacterial plastics |
| CN106700235A (en) * | 2015-11-15 | 2017-05-24 | 合肥杰事杰新材料股份有限公司 | High-transparency and flame-retardant PP (polypropylene)/COC (cycloolefin copolymer) composite and preparation method thereof |
| CN106700235B (en) * | 2015-11-15 | 2020-08-28 | 合肥杰事杰新材料股份有限公司 | Preparation and method of high-transparency flame-retardant polypropylene/COC composite material |
| CN105860254A (en) * | 2016-04-28 | 2016-08-17 | 苏州蔻美新材料有限公司 | Medical antibacterial film material and preparation method thereof |
| CN107513213A (en) * | 2016-06-18 | 2017-12-26 | 合肥杰事杰新材料股份有限公司 | A kind of electrician's panel PP composite material and preparation method thereof |
| CN106432908A (en) * | 2016-09-27 | 2017-02-22 | 东莞市顶好新材料科技有限公司 | Transparent flame-retardant polypropylene and preparation method thereof |
| CN107141583A (en) * | 2017-04-10 | 2017-09-08 | 广东圆融新材料有限公司 | It is a kind of that there is antibacterial polypropylene material of imitative metal effect and preparation method thereof |
| CN111961282A (en) * | 2020-07-27 | 2020-11-20 | 怡邦实业(中山)有限公司 | High-transparency high-strength packaging material and preparation method thereof |
| CN113480805A (en) * | 2021-08-13 | 2021-10-08 | 贵州省材料产业技术研究院 | High-performance, antibacterial and corrosion-resistant screen material and preparation method thereof |
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Application publication date: 20120201 |