CN102277004A - Strengthening and toughening master batch used for vinyl polymer and method for preparing same - Google Patents
Strengthening and toughening master batch used for vinyl polymer and method for preparing same Download PDFInfo
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- CN102277004A CN102277004A CN2011101938970A CN201110193897A CN102277004A CN 102277004 A CN102277004 A CN 102277004A CN 2011101938970 A CN2011101938970 A CN 2011101938970A CN 201110193897 A CN201110193897 A CN 201110193897A CN 102277004 A CN102277004 A CN 102277004A
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Abstract
The invention relates to the field of chemical materials, in particular to a master batch used for improving vinyl polymer properties and a method for preparing the same. The strengthening and toughening master batch used for a vinyl polymer comprises the following components in percentage by weight: 20-50 percent of nano silicon dioxide, 5-20 percent of ultra-fine calcium carbonate, 10-30 percent of ethylene-acrylic ester-carbon monoxide, 5-20 percent of EVA resin (ethylene-vinyl acetate copolymer), 1.1-5 percent of dispersing agent and 0-3 percent of coupling agent. The method for preparing the strengthening and toughening master batch for the vinyl polymer comprises the following steps of: A: adding the components according to the percentage by weight into a high-speed stirring machine with a heating function to mix and stir; B, feeding the mixed material into a twin-screw extruder to plasticize and mix and disperse; and C: granulating through a granulating device. According to the invention, the multi-polymer and nano inorganic particle composite strengthening and toughening properties are mainly used, the strength and the toughness of materials are also used, and the master batch can be used for obtaining a vinyl polymer material with excellent comprehensive performance.
Description
Technical field
The present invention relates to chemical material field, relate in particular to and be used to masterbatch that improves the vinyl polymer characteristic and preparation method thereof.
Background technology
Vinyl polymer is a family macromolecule polymer materials, is widely used in fields such as building, metallurgy, chemical industry, is the very wide basic chemical industry material of a kind of application.But the toughness of vinyl polymer (especially polyvinyl chloride) is relatively poor, and is limited in the application in some fields.Therefore, in order to improve the toughness of vinyl polymer, prior art adopts some conventional toughness reinforcing methods to handle, but the strength degradation of the vinyl polymer after toughness reinforcing is bigger.Cause losing toughness when perhaps, strengthening vinyl polymer again easily.For example, the Chinese patent publication number is that the scheme of CN87106690 discloses a kind of glass fibre that utilizes and comes enhanced vinyl chloride polymer products and preparation method thereof.The Chinese patent publication number is that the scheme of CN101724130A discloses a kind of rubber particle that utilizes and comes toughened polystyrene composite and preparation method thereof.All there is above-mentioned problem in they, can't well take into account the intensity and the toughness modification of vinyl polymer.Become one of main difficult problem that industry captures for the intensity taken into account and flexible vinyl polymer method of modifying, but effect is not ideal enough.
Summary of the invention
Therefore, the present invention proposes a kind of enhancing toughened modified mother material that is used for vinyl polymer and preparation method thereof, this masterbatch can be when strengthening vinyl polymer, also take into account the shock resistance that can improve material, what solved vinyl polymer can't take into account toughness when enhancing modified, the problem that causes the material shock resistance to descend.
Technical scheme of the present invention is:
A kind of enhancing toughened master batch that is used for vinyl polymer comprises following component and weight fraction ratio:
Nano silicon: 20-50%, preferred, 30-40%,
Super fine calcium carbonate: 5-20%, the Electronic Speculum median size of super fine calcium carbonate is 50-100nm, and is preferred, 5-15%,
Ethylene-acrylate-carbon monoxide: 10-35%, preferred, 25-35%,
EVA resin (ethylene-vinyl acetate copolymer): 5-20%, preferred, 5-15%,
Dispersion agent: 1.1%-5%, preferred, 1.5%-5%.
Further, dispersion agent preferably adopts the mixture of polyethylene wax, stearic acid and paraffin, and each component is disperseed more, improves to strengthen toughening effect.
Further, also comprise weight fraction than the coupling agent below 3%.Can improve the consistency of inorganics and organic polymer by adding a small amount of coupling agent, improve interface binding power, improve the performance of material.
A kind of preparation comprises step as the method for the above-mentioned enhancing toughened master batch that is used for vinyl polymer:
A mixes stirring according to described weight fraction than adding in the homogenizer of being with heating function with described component;
B is with plasticizing in the material feeding twin screw extruder that mixes, mixing dispersion;
C is by the prilling granulator granulation.
Further, the time of controlling the stirring of described homogenizer is 3-20 min(minute), the barrel temperature of controlling described twin screw extruder is 150-180 ℃, and die head temperature is 140-160 ℃, and screw speed is 300-600 r/min.Wherein, twin screw extruder preferably adopts the cocurrent and parallel twin screw extruder, and prilling granulator adopts tie rod pelletizing or fervent prilling granulator.
Technical scheme of the present invention mainly is to utilize multipolymer and the nano inorganic particle compounded toughness reinforcing characteristic of enhancing, has taken into account the strength and toughness of material, can be used to obtain the superior vinyl polymer material of over-all properties.The enhancing toughened master batch of vinyl polymer that is used for of the present invention is by multi-element graft copolymer type toughner ethylene-acrylate-carbon monoxide, it has low melting point, hyperergy, polymolecularity and itself has toughness, can effectively improve the interface performance between nano inoganic particle and the polymkeric substance, and be easy to disperse, give full play to the enhancing toughening effect of nano inorganic molecule, and the coating coordination plasticizing of toughner and nanoparticle.And, by adding the nano silicon that the part super fine calcium carbonate replaces a part, can improve dispersion effect effectively, improve modified effect, also reduced material cost simultaneously to a certain extent.
Description of drawings
Fig. 1 is a preparation process schema of the present invention.
Embodiment
Now the present invention is further described with embodiment in conjunction with the accompanying drawings.
Embodiment 1:
The enhancing toughened master batch that is used for vinyl polymer comprises following component and weight fraction ratio:
Nano silicon: 20-50%,
Super fine calcium carbonate: 5-20%, the Electronic Speculum median size is 50-100nm,
Ethylene-acrylate-carbon monoxide: 10-30%,
EVA resin (ethylene-vinyl acetate copolymer): 5-20%,
Dispersion agent: 1.1%-5%.
Wherein, dispersion agent adopts the mixture of polyethylene wax, stearic acid and paraffin.
Embodiment 2:
Present embodiment is to be optimized on the weight fraction basis of the component of embodiment 1, comprises following component and weight fraction ratio:
Nano silicon: 30-40%,
Super fine calcium carbonate: 5-15%,
Ethylene-acrylate-carbon monoxide: 25-35%,
EVA resin (ethylene-vinyl acetate copolymer): 5-15%,
Polyethylene wax: 0.5%-1.5%,
Stearic acid: 0.3%-1.5%,
Paraffin: 0.3%-2%.
Embodiment 1 and embodiment 2 are by multi-element graft copolymer type toughner ethylene-acrylate-carbon monoxide, it has low melting point, hyperergy, polymolecularity and itself has toughness, can effectively improve the interface performance between nano inoganic particle and the polymkeric substance, and be easy to disperse, give full play to the enhancing toughening effect of nano inorganic molecule, and the coating coordination plasticizing of toughner and nanoparticle.And, by adding the nano silicon that part super fine calcium carbonate (the Electronic Speculum median size is 50-100nm) replaces a part, can improve dispersion effect effectively, improve modified effect.
Embodiment 3:
The enhancing toughened master batch that is used for vinyl polymer comprises following component and weight fraction ratio:
Nano silicon: 20-50%, preferred, 30-40%,
Super fine calcium carbonate: 5-20%, the Electronic Speculum median size of super fine calcium carbonate is 50-100nm, and is preferred, 5-15%,
Ethylene-acrylate-carbon monoxide: 10-35%, preferred, 25-35%,
EVA resin (ethylene-vinyl acetate copolymer): 5-20%, preferred, 5-15%,
Dispersion agent: 1.1%-5%, preferred, 1.5%-5%,
Coupling agent: below 3%.
Present embodiment can improve the consistency of inorganics and organic polymer by adding a small amount of coupling agent on the basis of embodiment 1 and embodiment 2, improved interface binding power, has improved the performance of material.
Consult shown in Figure 1ly, the method for preparation as the above-mentioned enhancing toughened master batch that is used for vinyl polymer comprises step:
A mixes stirring with the corresponding as described above weight fraction of component among aforesaid each embodiment than adding in the homogenizer of being with heating function;
B, with plasticizing in the material feeding twin screw extruder that mixes, mixing dispersion, twin screw extruder preferably adopts the cocurrent and parallel twin screw extruder;
C, by the prilling granulator granulation, prilling granulator preferably adopts tie rod pelletizing or fervent prilling granulator;
To have finished the preparation process that strengthens toughened master batch by above-mentioned 3 steps, in order selling, also to have comprised the steps: commercial
D sieves masterbatch pellet, can select the sieve apparatus of suitable order number to sieve;
E places the physical environment naturally cooling with masterbatch pellet or with the air-cooled cooling of electric fan;
F packs masterbatch pellet.
Further, the time of controlling the stirring of described homogenizer is 3-20 min, and the barrel temperature of controlling described twin screw extruder is 150-180 ℃, and die head temperature is 140-160 ℃, and screw speed is 300-600r/min.
Although specifically show and introduced the present invention in conjunction with preferred embodiment; but the those skilled in the art should be understood that; in the spirit and scope of the present invention that do not break away from appended claims and limited; can make various variations to the present invention in the form and details, be protection scope of the present invention.
Claims (8)
1. an enhancing toughened master batch that is used for vinyl polymer is characterized in that, comprises following component and weight fraction ratio:
Nano silicon: 20-50%,
Super fine calcium carbonate: 5-20%,
Ethylene-acrylate-carbon monoxide: 10-35%,
EVA resin (ethylene-vinyl acetate copolymer): 5-20%,
Dispersion agent: 1.1%-5%.
2. the enhancing toughened master batch that is used for vinyl polymer according to claim 1 is characterized in that: the preferred weight mark ratio of described component is:
Nano silicon: 30-40%,
Super fine calcium carbonate: 5-15%,
Ethylene-acrylate-carbon monoxide: 25-35%,
EVA resin (ethylene-vinyl acetate copolymer): 5-15%,
Dispersion agent: 1.5%-5%.
3. the enhancing toughened master batch that is used for vinyl polymer according to claim 1 and 2 is characterized in that: described dispersion agent is the mixture of polyethylene wax, stearic acid and paraffin.
4. the enhancing toughened master batch that is used for vinyl polymer according to claim 1 and 2 is characterized in that: also comprise weight fraction than the coupling agent below 3%.
5. one kind prepares the described method that is used for the enhancing toughened master batch of vinyl polymer as right 1-4, it is characterized in that:
A mixes stirring according to described weight fraction than adding in the homogenizer of being with heating function with described component;
B is with plasticizing in the material feeding twin screw extruder that mixes, mixing dispersion;
C is by the prilling granulator granulation.
6. method according to claim 5 is characterized in that: described twin screw extruder is the cocurrent and parallel twin screw extruder.
7. method according to claim 5 is characterized in that: described prilling granulator is tie rod pelletizing or fervent prilling granulator.
8. according to claim 5 or 6 or 7 described methods, it is characterized in that: the time of controlling the stirring of described homogenizer is 3-20 min, the barrel temperature of controlling described twin screw extruder is 150-180 ℃, and die head temperature is 140-160 ℃, and screw speed is 300-600r/min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110193897 CN102277004B (en) | 2011-07-12 | 2011-07-12 | Strengthening and toughening master batch used for vinyl polymer and method for preparing same |
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| CN 201110193897 CN102277004B (en) | 2011-07-12 | 2011-07-12 | Strengthening and toughening master batch used for vinyl polymer and method for preparing same |
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| CN102277004A true CN102277004A (en) | 2011-12-14 |
| CN102277004B CN102277004B (en) | 2013-04-24 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110483877A (en) * | 2019-08-21 | 2019-11-22 | 上海心尔新材料科技股份有限公司 | A kind of polyolefin and nanometer calcium carbonate composite master batch and its production method |
| CN110922692A (en) * | 2019-11-28 | 2020-03-27 | 泉州兴源新材料科技有限公司 | Fast-forming PVC-U pipe and preparation method thereof |
| CN113969029A (en) * | 2021-12-01 | 2022-01-25 | 福建亚通新材料科技股份有限公司 | Multi-layer coated elastomer toughening modified PVC material |
| CN116333646A (en) * | 2023-03-17 | 2023-06-27 | 常熟市江南粘合剂有限公司 | Polyvinyl chloride film adhesive and its production process |
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| JPH0225447A (en) * | 1988-07-13 | 1990-01-26 | Nippon Oil & Fats Co Ltd | Production of highly unsaturated fatty acids |
| JPH0925447A (en) * | 1995-07-12 | 1997-01-28 | Dainichiseika Color & Chem Mfg Co Ltd | Colored master batch containing filler |
| JP2006321843A (en) * | 2005-05-17 | 2006-11-30 | Aisin Chem Co Ltd | Organic-inorganic composite material structure and method for producing the same |
| CN101575433A (en) * | 2009-06-12 | 2009-11-11 | 天津大学 | Polypropylene composite material and preparation method thereof |
| CN102093624A (en) * | 2010-11-29 | 2011-06-15 | 山东鲁燕色母粒有限公司 | Method for preparing color master batch for ethylene vinyl acetate (EVA) shoe material |
-
2011
- 2011-07-12 CN CN 201110193897 patent/CN102277004B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0225447A (en) * | 1988-07-13 | 1990-01-26 | Nippon Oil & Fats Co Ltd | Production of highly unsaturated fatty acids |
| JPH0925447A (en) * | 1995-07-12 | 1997-01-28 | Dainichiseika Color & Chem Mfg Co Ltd | Colored master batch containing filler |
| JP2006321843A (en) * | 2005-05-17 | 2006-11-30 | Aisin Chem Co Ltd | Organic-inorganic composite material structure and method for producing the same |
| CN101575433A (en) * | 2009-06-12 | 2009-11-11 | 天津大学 | Polypropylene composite material and preparation method thereof |
| CN102093624A (en) * | 2010-11-29 | 2011-06-15 | 山东鲁燕色母粒有限公司 | Method for preparing color master batch for ethylene vinyl acetate (EVA) shoe material |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110483877A (en) * | 2019-08-21 | 2019-11-22 | 上海心尔新材料科技股份有限公司 | A kind of polyolefin and nanometer calcium carbonate composite master batch and its production method |
| CN110922692A (en) * | 2019-11-28 | 2020-03-27 | 泉州兴源新材料科技有限公司 | Fast-forming PVC-U pipe and preparation method thereof |
| CN113969029A (en) * | 2021-12-01 | 2022-01-25 | 福建亚通新材料科技股份有限公司 | Multi-layer coated elastomer toughening modified PVC material |
| CN116333646A (en) * | 2023-03-17 | 2023-06-27 | 常熟市江南粘合剂有限公司 | Polyvinyl chloride film adhesive and its production process |
| CN116333646B (en) * | 2023-03-17 | 2024-01-30 | 常熟市江南粘合剂有限公司 | Polyvinyl chloride film adhesive and its production process |
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| CN102277004B (en) | 2013-04-24 |
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Address after: 362261 No. 8 Xingyuan Road, Anhai Town, Jinjiang City, Quanzhou City, Fujian Province Patentee after: Quanzhou Xingyuan New Materials Technology Co., Ltd. Address before: 362000 Anping Development Zone, Jinjiang City, Quanzhou City, Fujian Province Patentee before: Quanzhou Xingyuan Plastic Co.,Ltd. |