CN102167889A - Ethylene propylene rubber grafted maleic anhydride modified polyester toughening master batch and method of preparing same - Google Patents
Ethylene propylene rubber grafted maleic anhydride modified polyester toughening master batch and method of preparing same Download PDFInfo
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- CN102167889A CN102167889A CN2010101169786A CN201010116978A CN102167889A CN 102167889 A CN102167889 A CN 102167889A CN 2010101169786 A CN2010101169786 A CN 2010101169786A CN 201010116978 A CN201010116978 A CN 201010116978A CN 102167889 A CN102167889 A CN 102167889A
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- maleic anhydride
- propylene rubber
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Abstract
The present invention provides an ethylene propylene rubber grafted maleic anhydride modified polyester toughening master batch, which is characterized by comprising the following raw materials, in parts by weight, 80 to 120 of polyester, 0.5 to 1.5 of anti-oxidant, and 15 to 25 of ethylene propylene rubber grafted maleic anhydride. A method of preparing the above mentioned ethylene propylene rubber grafted maleic anhydride modified polyester toughening master batch is also provided in the invention. The ethylene propylene rubber grafted maleic anhydride modified polyester toughening master batch is modified polyester material. The toughening master batch after modification has strong impact resistance and high aging-resistant performance, and heat resistance, electric insulativity, chemical reagent resistance and processibility are all prominently enhanced. The master batch is suitable for electronic, packaging and communication industries, and used as raw material for many products, such as auto parts, home appliance casings, various fibers, cables and sheets, etc.
Description
Technical field
The present invention relates to a kind of polyester toughened master batch, particularly a kind of ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch the invention still further relates to the preparation method of this masterbatch.
Background technology
Polyester Polyethylene terephthalate (PET) belongs to macromolecular compound.Be to produce polyethylene terephthalate (PET) by terephthalic acid (PTA) and ethylene glycol (EG) through polycondensation, part PET wherein is the final generation by underwater cutpellet again.Fiber polyester chip is used to make terylene short fiber peacekeeping polyester filament, it is the raw material of supplying with polyster fibre enterprise's processing fiber and related products, terylene is as the kind of output maximum in the chemical fibre, in occupation of the market share of chemical fibre industry nearly 80%, so the turn of the market of polyester series and development trend are the emphasis that chemical fibre industry is paid close attention to.The shortcoming of polyester is: poor impact resistance, and easily aging, impact strength is not high, and electrical insulating property, resistance to chemical reagents and processing characteristics are lower.
Summary of the invention
Technical problem to be solved by this invention is at the deficiencies in the prior art, and a kind of impact resistance, ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch that ageing-resistant performance is high are provided.
Another technical problem to be solved by this invention has provided a kind of preparation method of above-mentioned ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch.
Technical problem to be solved by this invention is to realize by following technical scheme.The present invention is a kind of ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch, is characterized in that it is to be made by following materials of weight proportions,
Polyester 80-120; Oxidation inhibitor 0.5-1.5;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 15-25.
Technical problem to be solved by this invention can also further realize by following technical scheme.Above-described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch is characterized in that the weight proportion of each raw material is:
Polyester 100; Oxidation inhibitor 1;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 20.
Ethylene-propylene rubber(EPR) grafted maleic anhydride described in the ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch of the present invention can be selected commercially available product for use, also can be the ethylene-propylene rubber(EPR) grafted maleic anhydride product that adopts disclosed any method preparation in the prior art; Described oxidation inhibitor can be the oxidation inhibitor of routine, preferred four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester, i.e. antioxidant 1010.
Technical problem to be solved by this invention can also further realize by following technical scheme.Above-described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch is characterized in, also contains the pigment that weight proportion is 0.5-3 in the raw material.Described pigment can be selected conventional pigment as required for use.
Ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch of the present invention can prepare with ordinary method, preferably adopts following method preparation.
The invention also discloses preparation method, be characterized in that its step is as follows as the described ethylene-propylene rubber(EPR) grafted maleic anhydride of above technical scheme modified poly ester toughened master batch:
(1) get each raw material by described weight proportion, polyester is dropped into carry out mixingly in the Banbury mixer, melting temperature is 170-180 ℃, and the time is 4-6 minute; Add the ethylene-propylene rubber(EPR) grafted maleic anhydride then in Banbury mixer, perhaps add pigment again, carry out banburying, the banburying temperature is 170-190 ℃, and the time is 4-6 minute, gets the banburying material;
(2) will the banburying material and oxidation inhibitor drop in the refiner and mix refining, the roller temperature of mill during refining is 155-165 ℃, refining time is 4-6 minute, must the refining material;
(3) the refining material is gone out the machine agent by agent and go out, and with rotating the dicing machine granulation, cooling, screening promptly get the masterbatch that particle diameter is 2-3mm; It is 190-230 ℃ that the agent that agent goes out machine goes out temperature, and the prilling temperature of rotation dicing machine is 230-250 ℃.
Ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch of the present invention is a kind of polyester material of modification.Toughened master batch after the modification, impact resistance is strong, the ageing-resistant performance height, resistance toheat, electrical insulating property, resistance to chemical reagents and processing characteristics all increase significantly.Be applicable to electronics, packing and telecommunications industry, and the starting material that are used as products such as auto parts machinery, appliance shell, various fiber, cable, sheet material.
Embodiment
Below further describe concrete technical scheme of the present invention,, and do not constitute restriction its right so that those skilled in the art understands the present invention further.
Embodiment 1.A kind of ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch, it is to be made by following materials of weight proportions,
Polyester 80; Oxidation inhibitor 0.5;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 15.
Can adopt the ordinary method of prior art to make.
Embodiment 2.A kind of ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch, it is to be made by following materials of weight proportions,
Polyester 120; Oxidation inhibitor 1.5;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 25.
Its preparation methods steps is as follows:
(1) get each raw material by described weight proportion, polyester is dropped into carry out mixingly in the Banbury mixer, melting temperature is 170 ℃, and the time is 4 minutes; Add the ethylene-propylene rubber(EPR) grafted maleic anhydride then in Banbury mixer, perhaps add pigment again, carry out banburying, the banburying temperature is 170 ℃, and the time is 4 minutes, gets the banburying material;
(2) will the banburying material and oxidation inhibitor drop in the refiner and mix refining, the roller temperature of mill during refining is 155 ℃, refining time is 4 minutes, the refining material;
(3) the refining material is gone out the machine agent by agent and go out, and with rotating the dicing machine granulation, cooling, screening promptly get the masterbatch that particle diameter is 2-3mm; It is 190 ℃ that the agent that agent goes out machine goes out temperature, and the prilling temperature of rotation dicing machine is 230 ℃.
Embodiment 3.A kind of ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch, it is to be made by following materials of weight proportions,
Polyester 100; Oxidation inhibitor 1;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 20.
Its preparation methods steps is as follows:
(1) get each raw material by described weight proportion, polyester is dropped into carry out mixingly in the Banbury mixer, melting temperature is 175 ℃, and the time is 5 minutes; Add the ethylene-propylene rubber(EPR) grafted maleic anhydride then in Banbury mixer, perhaps add pigment again, carry out banburying, the banburying temperature is 180 ℃, and the time is 5 minutes, gets the banburying material;
(2) will the banburying material and oxidation inhibitor drop in the refiner and mix refining, the roller temperature of mill during refining is 160 ℃, refining time is 5 minutes, the refining material;
(3) the refining material is gone out the machine agent by agent and go out, and with rotating the dicing machine granulation, cooling, screening promptly get the masterbatch that particle diameter is 2-3mm; It is 210 ℃ that the agent that agent goes out machine goes out temperature, and the prilling temperature of rotation dicing machine is 245 ℃.
Get the masterbatch of present embodiment gained, carry out the physicals test according to the conventional sense method, the result is as follows:
Tensile strength: 140 MPas; Flexural strength: 210 MPas;
Voltage breakdown (assay method D149): 25KV/mm;
Thermal change type temperature: 216 ℃.
Embodiment 4.In embodiment 1 or the 2 or 3 described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batchs, described oxidation inhibitor is four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester.
Embodiment 5.A kind of ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch, it is to be made by following materials of weight proportions,
Polyester 90; 0.8 part in oxidation inhibitor;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 18.
Its preparation methods steps is as follows:
(1) get each raw material by described weight proportion, polyester is dropped into carry out mixingly in the Banbury mixer, melting temperature is 180 ℃, and the time is 6 minutes; Add the ethylene-propylene rubber(EPR) grafted maleic anhydride then in Banbury mixer, perhaps add pigment again, carry out banburying, the banburying temperature is 190 ℃, and the time is 6 minutes, gets the banburying material;
(2) will the banburying material and oxidation inhibitor drop in the refiner and mix refining, the roller temperature of mill during refining is 165 ℃, refining time is 6 minutes, the refining material;
(3) the refining material is gone out the machine agent by agent and go out, and with rotating the dicing machine granulation, cooling, screening promptly get the masterbatch that particle diameter is 2-3mm; It is 230 ℃ that the agent that agent goes out machine goes out temperature, and the prilling temperature of rotation dicing machine is 250 ℃.
Embodiment 6.In embodiment 2 described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batchs, also contain weight proportion in the raw material and be 0.5 pigment.
During preparation, pigment and ethylene-propylene rubber(EPR) grafted maleic anhydride together added carry out banburying in the Banbury mixer.
Embodiment 7.In embodiment 3 described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batchs, also contain weight proportion in the raw material and be 1.5 pigment.
During preparation, pigment and ethylene-propylene rubber(EPR) grafted maleic anhydride together added carry out banburying in the Banbury mixer.
Embodiment 8.In embodiment 5 described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batchs, also contain weight proportion in the raw material and be 3 pigment.
During preparation, pigment and ethylene-propylene rubber(EPR) grafted maleic anhydride together added carry out banburying in the Banbury mixer.
Claims (5)
1. an ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch is characterized in that it is to be made by following materials of weight proportions,
Polyester 80-120; Oxidation inhibitor 0.5-1.5;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 15-25.
2. ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch according to claim 1 is characterized in that the weight proportion of each raw material is:
Polyester 100; Oxidation inhibitor 1;
Ethylene-propylene rubber(EPR) grafted maleic anhydride 20.
3. ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch according to claim 1 is characterized in that, described oxidation inhibitor is four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester.
4. ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch according to claim 1 is characterized in that, also contains the pigment that weight proportion is 0.5-3 in the raw material.
5. preparation method as any one described ethylene-propylene rubber(EPR) grafted maleic anhydride modified poly ester toughened master batch among the claim 1-4 is characterized in that its step is as follows:
(1) get each raw material by described weight proportion, polyester is dropped into carry out mixingly in the Banbury mixer, melting temperature is 170-180 ℃, and the time is 4-6 minute; Add the ethylene-propylene rubber(EPR) grafted maleic anhydride then in Banbury mixer, perhaps add pigment again, carry out banburying, the banburying temperature is 170-190 ℃, and the time is 4-6 minute, gets the banburying material;
(2) will the banburying material and oxidation inhibitor drop in the refiner and mix refining, the roller temperature of mill during refining is 155-165 ℃, refining time is 4-6 minute, must the refining material;
(3) the refining material is gone out the machine agent by agent and go out, and with rotating the dicing machine granulation, cooling, screening promptly get the masterbatch that particle diameter is 2-3mm; It is 190-230 ℃ that the agent that agent goes out machine goes out temperature, and the prilling temperature of rotation dicing machine is 230-250 ℃.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1611537A (en) * | 2003-10-30 | 2005-05-04 | 中国石油化工股份有限公司 | Toughened flame-retarded poly propylene composition and its preparing method |
| CN101402711A (en) * | 2008-11-24 | 2009-04-08 | 张万鹏 | Method for grafting maleic anhydride with ethylene propylene terpolymer |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1611537A (en) * | 2003-10-30 | 2005-05-04 | 中国石油化工股份有限公司 | Toughened flame-retarded poly propylene composition and its preparing method |
| CN101402711A (en) * | 2008-11-24 | 2009-04-08 | 张万鹏 | Method for grafting maleic anhydride with ethylene propylene terpolymer |
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Application publication date: 20110831 |