CN102702667A - Montmorillonite-modified resin and preparation method thereof - Google Patents
Montmorillonite-modified resin and preparation method thereof Download PDFInfo
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- CN102702667A CN102702667A CN2012101703895A CN201210170389A CN102702667A CN 102702667 A CN102702667 A CN 102702667A CN 2012101703895 A CN2012101703895 A CN 2012101703895A CN 201210170389 A CN201210170389 A CN 201210170389A CN 102702667 A CN102702667 A CN 102702667A
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Abstract
The invention relates to a preparation method of a montmorillonite-modified resin. The preparation method of the montmorillonite-modified resin comprises the following steps: stirring inorganic montmorillonite powder in a stirrer; when the temperature of the inorganic montmorillonite powder reaches 60 to 100 DEG C, adding a coupling agent, an intercalating agent or a combination thereof to obtain an organic montmorillonite; after mixing a base resin and the organic montmorillonite which is 50 to 200 weight percent of the base resin, melting and mixing, and extruding and granulating in a twin-screw granulator at a temperature of 230 to 270 DEG C to obtain an organic masterbatch; and after mixing the base resin and the organic masterbatch which is 3 to10 weight percent of the base resin, melting and mixing, and extruding and granulating in the twin-screw granulator at a temperature of 240 to 280 DEG C to obtain the montmorillonite-modified resin. The montmorillonite-modified resin prepared by the preparation method has the characteristics of high strength, easy colorization and good anti-aging property.
Description
Technical field
The present invention relates to composite technology, relate in particular to a kind of imvite modified resin and preparation method thereof.
Background technology
Automobile outer rear-view mirror is the important external ornament and the functional part of automobile, and generally, the outside rear-view mirror housing of automobile is made or made with metal with common ABS plastic material.Metallic substance get rusty easily and weight big, do not meet the automobile lightweight requirements, eliminated now; And common plastic material is in secular use; Because catabiosis can slowly appear in the action of uv radiation in the atmosphere, fading can appear in the outside rear-view mirror after aging, peeling, powder phenomenon-tion; Intensity reduces greatly after the efflorescence, not only influences attractive in appearance but also influence function.
Summary of the invention
The objective of the invention is to, overcome the defective of prior art, a kind of imvite modified engineering plastics and preparation method thereof are provided, it has intensity height, easy coloring, characteristics that ageing resistance is good.
The object of the invention and solve its technical problem and adopt following technical scheme to realize.
A kind of imvite modified process for preparing resins, it comprises:
Getting inorganic polynite powder stirs in stirrer and makes its temperature reach 60 to 100 to add coupling agent, intercalator or its combination when spending and obtain organo montmorillonite;
With after the said organo montmorillonite between the said base resin 50% to 200% mixes by weight percentage, under the temperature of 230 ° of C to 270 ° of C, melting mixing, extruding pelletization obtain organic master batch in dual-screw pelletizer with base resin;
After pressing base resin and said organic master batch of said base resin 3% to 10% mixing by weight percentage, under the temperature of 240 ° of C to 280 ° of C, melting mixing, extruding pelletization obtain imvite modified resin in dual-screw pelletizer.
As the further improvement of technique scheme, above-mentioned coupling agent is a chlorosilane.
As the further improvement of technique scheme, above-mentioned intercalator is alkyl quaternary ammonium salts or polymer monomer.
As the further improvement of technique scheme, abovementioned alkyl quaternary ammonium salt 18 or palmityl trimethyl ammonium chloride, the chlorination of dimethylaminoethyl acrylate methyl ammonia ethyl ester trimethylammonium, to (vinyl benzene) trimethyl ammonium chloride, hexadecyldimethyl benzyl ammonium allyl group bromination ammonium, (to the Ethenylbenzene methyl) 12 (or 16) alkyl-dimethyl ammonium chloride.
As the further improvement of technique scheme, above-mentioned polymer monomer for example can be aniline or amine in oneself.
As the further improvement of technique scheme, above-mentioned add coupling agent, intercalator also adds alcohols, mineral acid, water simultaneously.
As the further improvement of technique scheme, it is acrylonitrile-butadiene-styrene copolymer (ABS), polycarbonate (PC) or PC/ABS alloy that above-mentioned base goes out resin.
As the further improvement of technique scheme, in the above-mentioned PC/ABS alloy PC weight percent content for example can between ABS 60% to 120% between.
The imvite modified resin that makes according to above-mentioned preparation method has intensity height, easy coloring, characteristics that ageing resistance is good.
Above-mentioned explanation only is the general introduction of technical scheme of the present invention; Understand technique means of the present invention in order can more to know; And can implement according to the content of specification sheets, and for let of the present invention above-mentioned with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 is the preparing method's of disclosed a kind of imvite modified resin a schema.
Embodiment
Reach technique means and the effect that predetermined goal of the invention is taked for further setting forth the present invention; Below in conjunction with accompanying drawing and preferred embodiment; To the imvite modified resin that proposes according to the present invention and preparation method thereof its embodiment, method, step, structure, characteristic and effect thereof, specify as follows.
See also Fig. 1, the present invention provides a kind of preparation method of imvite modified resin, and it may further comprise the steps:
The purification of step 1, polynite;
The preparation of step 2, organo montmorillonite;
The preparation of step 3, imvite modified masterbatch resin; And
The preparation of step 4, imvite modified resin finished product.
Combine embodiment to be described below at present:
The purification of step 1, polynite
Natural montmorillonite can prepare high-purity polynite behind hydrolytic precipitation, baking step.30 minutes to 4 hours hydrolytic precipitation time, hydrolysis temperature normal temperature to 60 degree.Post precipitation is removed upper solution and impurity wherein, and the meal that obtains is dried processing.Bake out temperature 60 is spent to 120 degree, drying time 10 minutes to 2 hours.
Grind after oven dry is accomplished with obtain whiteness greater than 95%, particle diameter is at 3000 to 6000 orders, is preferably the inorganic polynite powder of 5000 purposes.
The preparation of step 2, organo montmorillonite
Getting the inorganic polynite powder that makes after the above-mentioned purification stirs in the impeller high speed; Utilizing to stir sharply increases the surface energy of polynite; Reach 60 to 100 when spending in the powder temperature; Be preferably 70 to 90 when spending, further be preferably 80 and add auxiliary agents such as coupling agent, intercalator when spending, polynite is coated by organic macromolecule form organo montmorillonite.
Coupling agent for example can comprise: silane coupling agent such as chlorosilane.
Intercalator for example can comprise: alkyl quaternary ammonium salts, polymer monomer.
The abovementioned alkyl quaternary ammonium salt for example can be long alkyl chain length quaternary ammonium salt as 18 or palmityl trimethyl ammonium chloride; Perhaps polymerizability alkyl quaternary ammonium salts such as the chlorination of dimethylaminoethyl acrylate methyl ammonia ethyl ester trimethylammonium, to (vinyl benzene) trimethyl ammonium chloride, hexadecyldimethyl benzyl ammonium allyl group bromination ammonium, (to the Ethenylbenzene methyl) 12 (or 16) alkyl-dimethyl ammonium chloride.
Above-mentioned polymer monomer for example can be aniline, amine in oneself.
Be appreciated that except coupling agent, intercalator, in above-mentioned whipping process, also can add other media for example alcohols, mineral acid, water etc. to add the carrying out of fast response.Above-mentioned alcohols for example is ethanol, polyoxyethylene glycol; Inorganic salt for example can be hydrochloric acid.
The preparation of step 3, imvite modified masterbatch resin
Organo montmorillonite and ABS (Acrylonitrile Butadiene Styrene; Acrylonitrile-butadiene-styrene copolymer) base resin mixes; Extruding pelletization in dual-screw pelletizer through the shearing plasticizing of twin screw extruder, is peeled off slabbing to polynite; And be distributed in the base resin, obtain the organic master batch of nanometer of high-content polynite.
The part by weight of organo montmorillonite and ABS resin can be between 2:1 between the 1:2.
Though being appreciated that above is that example describes with the ABS resin, yet the present invention is not limited to ABS resin, also can adopt on other any engineerings the tree that makes plastic component commonly used to refer to, for example PC (Polycarbonate, polycarbonate) or PC/ABS alloy.
In the above-mentioned PC/ABS alloy PC weight percent content for example can between ABS 60% to 120% between.
The preparation of step 4, imvite modified resin finished product
Add the ratio that imvite modified masterbatch resin does not wait according to 3%-10% in ABS base resin granulation in the low twin screw extruder of shearing; The imvite modified ABS resin that just can obtain different grades, have ageing resistance, the back-mirror housing of processing with this material have easy coloring, characteristics that ageing resistance is good.
Embodiment 1
Polynite after getting 2 kilograms (kg) and purifying adds 6kg palmityl trimethyl ammonium chloride and 2kg hydrochloric acid when the impeller high speed is stirred to temperature 80 and spends, keep to stir obtaining organo montmorillonite in 30 minutes.
After getting 2kg organo montmorillonite and 1kgABS mixed with resin, under the temperature of 230 ° of C to 270 ° of C, through the twin screw extruder melting mixing, extruding pelletization obtains high-content polynite master batch.
Get the 10kgABS resin, 0.3kg polynite master batch mixes in impeller, then under 240 ° of C to 280 ° of C through the low twin screw extruder melting mixing of shearing, extruding pelletization obtains imvite modified ABS resin.
The imvite modified ABS resin of preparation has following performance: tensile strength 50 MPas (MPa), flexural strength 90MPa, modulus in flexure 2400MPa, every square metre of (kJ/m of shock strength 10.5 kilojoules
2), 109 ° of C of heat-drawn wire, anti-aging time than general ABS material lift 18%.
Embodiment 2
Polynite after getting 2kg and purifying adds 8kg OTAC and 2kg hydrochloric acid when the impeller high speed is stirred to temperature 80 and spends, keep to stir obtaining organo montmorillonite in 30 minutes.
After getting 2kg organo montmorillonite and 2kgABS mixed with resin, under the temperature of 230 ° of C to 270 ° of C, through the twin screw extruder melting mixing, extruding pelletization obtains high-content polynite master batch.
Get the 10kgABS resin, 0.5kg polynite master batch mixes in impeller, then under 240 ° of C to 280 ° of C through the low twin screw extruder melting mixing of shearing, extruding pelletization obtains imvite modified ABS resin.
The imvite modified ABS resin of preparation has following performance: tensile strength 55MPa, flexural strength 95MPa, modulus in flexure 2450MPa, shock strength 10.8kJ/m
2, 110 ° of C of heat-drawn wire, anti-aging time than general ABS material lift 18.5%.
Embodiment 3
Polynite after getting 2kg and purifying adds 10kg palmityl trimethyl ammonium chloride and 2kg hydrochloric acid when the impeller high speed is stirred to temperature 80 and spends, keep to stir obtaining organo montmorillonite in 30 minutes.
After getting 2kg organo montmorillonite and 3kgABS mixed with resin, under the temperature of 230 ° of C to 270 ° of C, through the twin screw extruder melting mixing, extruding pelletization obtains high-content polynite master batch.
Get the 10kgABS resin, 0.7kg polynite master batch mixes in impeller, then under 240 ° of C to 280 ° of C through the low twin screw extruder melting mixing of shearing, extruding pelletization obtains imvite modified ABS resin.
The imvite modified ABS resin of preparation has following performance: tensile strength 58MPa, flexural strength 97MPa, modulus in flexure 2500MPa, shock strength 10.9kJ/m
2, 111 ° of C of heat-drawn wire, anti-aging time than general ABS material lift 18.5%.
Embodiment 4
Polynite after getting 2kg and purifying adds 10kg OTAC and 2kg hydrochloric acid when the impeller high speed is stirred to temperature 80 and spends, keep to stir obtaining organo montmorillonite in 30 minutes.
After getting 2kg organo montmorillonite and 4kgABS mixed with resin, under the temperature of 230 ° of C to 270 ° of C, through the twin screw extruder melting mixing, extruding pelletization obtains high-content polynite master batch.
Get the 10kgABS resin, 1.0kg polynite master batch mixes in impeller, then under 240 ° of C to 280 ° of C through the low twin screw extruder melting mixing of shearing, extruding pelletization obtains imvite modified ABS resin.
Get the imvite modified ABS resin of 5kg, the 3kgPC resin mixes in impeller, then under 240 ° of C to 280 ° of C through the twin screw extruder melting mixing, extruding pelletization obtains imvite modified PC/ABS alloy.
The imvite modified ABS resin of preparation has following performance: tensile strength 65MPa, flexural strength 100MPa, modulus in flexure 2600MPa, shock strength 11.9kJ/m
2, 111 ° of C of heat-drawn wire, anti-aging time have promoted 20.5% than general PC/ABS alloy material.
Embodiment 5
Polynite after getting 2kg and purifying adds 10kg palmityl trimethyl ammonium chloride and 2kg hydrochloric acid when the impeller high speed is stirred to temperature 80 and spends, keep to stir obtaining organo montmorillonite in 30 minutes.
After getting 2kg organo montmorillonite and 2kgABS mixed with resin, under the temperature of 230 ° of C to 270 ° of C, through the twin screw extruder melting mixing, extruding pelletization obtains high-content polynite master batch.
Get the 10kgABS resin, 0.7kg polynite master batch mixes in impeller, then under 240 ° of C to 280 ° of C through the low twin screw extruder melting mixing of shearing, extruding pelletization obtains imvite modified ABS resin.
Get the imvite modified ABS resin of 5kg, the 6kgPC resin mixes in impeller, then under 240 ° of C to 280 ° of C through the twin screw extruder melting mixing, extruding pelletization obtains imvite modified PC/ABS alloy.
The imvite modified ABS resin of preparation has following performance: tensile strength 66MPa, flexural strength 102MPa, modulus in flexure 2620MPa, shock strength 11.9kJ/m
2, 110 ° of C of heat-drawn wire, anti-aging time than general PC/ABS material lift 20%.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.
Claims (9)
1. imvite modified process for preparing resins, it comprises:
Getting inorganic polynite powder stirs in stirrer and makes its temperature reach 60 to 100 to add coupling agent, intercalator or its combination when spending and obtain organo montmorillonite;
With after the said organo montmorillonite between the said base resin 50% to 200% mixes by weight percentage, under the temperature of 230 ° of C to 270 ° of C, melting mixing, extruding pelletization obtain organic master batch in dual-screw pelletizer with base resin;
After pressing base resin and said organic master batch of said base resin 3% to 10% mixing by weight percentage, under the temperature of 240 ° of C to 280 ° of C, melting mixing, extruding pelletization obtain imvite modified resin in dual-screw pelletizer.
2. imvite modified process for preparing resins as claimed in claim 1 is characterized in that, said coupling agent is a chlorosilane.
3. imvite modified process for preparing resins as claimed in claim 1 is characterized in that, said intercalator is alkyl quaternary ammonium salts or polymer monomer.
4. imvite modified process for preparing resins as claimed in claim 3; It is characterized in that said alkyl quaternary ammonium salts 18 or palmityl trimethyl ammonium chloride, the chlorination of dimethylaminoethyl acrylate methyl ammonia ethyl ester trimethylammonium, to (vinyl benzene) trimethyl ammonium chloride, hexadecyldimethyl benzyl ammonium allyl group bromination ammonium, (to the Ethenylbenzene methyl) 12 (or 16) alkyl-dimethyl ammonium chloride.
5. imvite modified process for preparing resins as claimed in claim 3 is characterized in that, said polymer monomer for example can be aniline or amine in oneself.
6. imvite modified process for preparing resins as claimed in claim 1 is characterized in that, also adds alcohols, mineral acid, water simultaneously at adding coupling agent, intercalator.
7. imvite modified process for preparing resins as claimed in claim 1 is characterized in that, it is acrylonitrile-butadiene-styrene copolymer (ABS), polycarbonate (PC) or PC/ABS alloy that said base goes out resin.
8. imvite modified process for preparing resins as claimed in claim 7 is characterized in that, in the said PC/ABS alloy PC weight percent content for example can between ABS 60% to 120% between.
9. the imvite modified resin for preparing according to each described preparation method of claim 1-8.
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| CN201210170389.5A CN102702667B (en) | 2012-05-25 | 2012-05-25 | Montmorillonite-modified resin and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993564A (en) * | 2012-11-29 | 2013-03-27 | 浙江吉利汽车研究院有限公司杭州分公司 | Flame retardant material and preparation method thereof and automobile engine trim cover |
| CN104672755A (en) * | 2015-02-05 | 2015-06-03 | 中国科学院福建物质结构研究所 | Nano composite material for melt deposition type 3D printers and preparation method thereof |
| CN105273385A (en) * | 2015-10-26 | 2016-01-27 | 芜湖豫新世通汽车空调有限公司 | Automotive air conditioning blower casing and preparation method thereof |
| CN109111680A (en) * | 2018-08-10 | 2019-01-01 | 阜南县鲲鹏塑业科技有限公司 | A kind of fire-retardant toughened ageing-resistant plastic shell of mahjong machine |
| CN109354787A (en) * | 2018-09-03 | 2019-02-19 | 安庆市航海印务有限公司 | A kind of preparation method for the plastic products that thermal stability is excellent |
| CN111995885A (en) * | 2020-07-14 | 2020-11-27 | 南京工业大学 | Method for modifying organic montmorillonite by composite modifier |
| CN113604022A (en) * | 2021-08-23 | 2021-11-05 | 安徽瑞琦塑胶科技有限公司 | Insulating plastic alloy material and preparation method thereof |
| CN115323519A (en) * | 2022-08-09 | 2022-11-11 | 江苏文明人造草坪有限公司 | Preparation method of matte artificial turf |
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| CN1465621A (en) * | 2002-07-03 | 2004-01-07 | 北京崇高纳米科技有限公司 | Polyester/lamellar silicate nano composite material and preparation method thereof |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1465621A (en) * | 2002-07-03 | 2004-01-07 | 北京崇高纳米科技有限公司 | Polyester/lamellar silicate nano composite material and preparation method thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102993564A (en) * | 2012-11-29 | 2013-03-27 | 浙江吉利汽车研究院有限公司杭州分公司 | Flame retardant material and preparation method thereof and automobile engine trim cover |
| CN102993564B (en) * | 2012-11-29 | 2014-10-15 | 浙江吉利汽车研究院有限公司杭州分公司 | Flame retardant material and preparation method thereof and automobile engine trim cover |
| CN104672755A (en) * | 2015-02-05 | 2015-06-03 | 中国科学院福建物质结构研究所 | Nano composite material for melt deposition type 3D printers and preparation method thereof |
| CN105273385A (en) * | 2015-10-26 | 2016-01-27 | 芜湖豫新世通汽车空调有限公司 | Automotive air conditioning blower casing and preparation method thereof |
| CN109111680A (en) * | 2018-08-10 | 2019-01-01 | 阜南县鲲鹏塑业科技有限公司 | A kind of fire-retardant toughened ageing-resistant plastic shell of mahjong machine |
| CN109354787A (en) * | 2018-09-03 | 2019-02-19 | 安庆市航海印务有限公司 | A kind of preparation method for the plastic products that thermal stability is excellent |
| CN111995885A (en) * | 2020-07-14 | 2020-11-27 | 南京工业大学 | Method for modifying organic montmorillonite by composite modifier |
| CN113604022A (en) * | 2021-08-23 | 2021-11-05 | 安徽瑞琦塑胶科技有限公司 | Insulating plastic alloy material and preparation method thereof |
| CN115323519A (en) * | 2022-08-09 | 2022-11-11 | 江苏文明人造草坪有限公司 | Preparation method of matte artificial turf |
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