CN108003592A - A kind of PC plastic antenna house and its preparation process - Google Patents
A kind of PC plastic antenna house and its preparation process Download PDFInfo
- Publication number
- CN108003592A CN108003592A CN201711492318.6A CN201711492318A CN108003592A CN 108003592 A CN108003592 A CN 108003592A CN 201711492318 A CN201711492318 A CN 201711492318A CN 108003592 A CN108003592 A CN 108003592A
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- Prior art keywords
- preparation process
- triglycerides
- auxiliary agent
- long chain
- chain fatty
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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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
Abstract
The invention belongs to antenna house technical field, and in particular to a kind of PC plastic antenna house and its preparation process.Present invention process, which is included in the slurry containing PC resin, adds auxiliary agent, is then extruded by extruder, is cooled and shaped；Wherein described auxiliary agent includes metal oxide, the Tissuemat E of 45~60wt% and the structural type triglycerides of 5~20wt% of 20~35wt%.The present invention overcomes by adding a kind of new lubricant and easily occurs die cavity ramming material present in traditional expressing technique, crosses phenomena such as modeling carbonizes, cause depanning difficult, can the continuous production time it is too short, the problems such as poor appearance, achieve significant progress compared with prior art.
Description
Technical field
The invention belongs to antenna house technical field, and in particular to a kind of PC plastic antenna house and its preparation process.
Background technology
Makrolon (abbreviation PC) is the high molecular polymer containing carbonate group in strand, it is with high intensity and bullet
The advantages that property coefficient, high impact, use temperature range are wide, weatherability is good, insulation performance is strong.
PC plastic antenna house is prepared at present and generally uses extruding-out process, and extrusion molding is a kind of such shaping side
Method：In extrusion shaping machine, plastics are heated, pressurize, and by determining the mouth mold of shape, then, plastics directly cure, and produce solid
Determine cross section and the continuous shaping method with certain lengths.During plastic extrusion, thermoplastic by extruder heat
Galvanic couple heats and softens, and certain shape is formed in mouth mold, is then cooled down rapidly in cooling and shaping set, finally by drawing, cut
Break and examine and become product.But since PC plastic release property is poor, often occurs die cavity ramming material in pultrusion process, cross modeling carbon
Change phenomenon, cause depanning difficult, can the continuous production time it is short, the problems such as product appearance is poor.
In view of the above-mentioned problems, it is feasible to attempt to add lubricating auxiliary agent.Tissuemat E is that one kind has preferable external lubrication
The lubricant and releasing agent of effect, make an addition in plastics the lustrous surface and abrasion performance that can be improved processing efficiency and improve product
Property.But since Tissuemat E is typical non-polar material, its surface tension is relatively low, it is difficult to is infiltrated by liquid, with many polarity
Polymer and filler are all incompatible, cause product appearance it is poor (the functionalization research of Tissuemat E, Shi Xuhua, Lu Xiao preferably etc., Shan
Head university chemistry system, in November, 2004, the 4th phase of volume 19).Therefore, Tissuemat E is typically nonpolar limits it in ability
The application in domain.
Structural type triglycerides is a kind of new structure glyceride, it contains middle long chain triglycerides (MLCT), middle chain
Triglycerides and long chain triglycerides, wherein, middle long chain triglycerides contain functional fatty acid such as medium chain fatty acid (C8~
C12, MCFA) and long chain fatty acids (>=C20, LCFA).Structural type triglycerides is initially to improve long-chain grease or medium chain triglyceride
Ester designs generation as enteric drug, is generally used for field of medicaments at present and is used as auxiliary material, is not directed to it and is lubricating
And the use in terms of the demoulding.
The content of the invention
The present invention is intended to provide a kind of PC plastic antenna house and its preparation process, overcome PC in traditional technique productions and mould
Expect that the resistance in screw rod and die cavity is big, die cavity ramming material easily occur, spend phenomena such as modeling carbonization, cause depanning difficult, outside product
Phenomena such as seeing difference.
In order to achieve the above object, the present invention uses following technical scheme：A kind of PC plastic antenna house preparation process, including
Auxiliary agent is added in the slurry containing PC resin, is then extruded by extruder, is cooled and shaped；Wherein described auxiliary agent include 20~
The structural type triglycerides of the metal oxide of 35wt%, the Tissuemat E of 45~60wt% and 5~20wt%.
Further, the auxiliary agent include the metal oxide of 20~30wt%, 50~60wt% Tissuemat E and
The structural type triglycerides of 10~20wt%.
Further, the auxiliary agent includes the metal oxide of 25wt%, the Tissuemat E of 60wt% and 15wt%
Structural type triglycerides.
Further, one or more of the metal oxide in zinc oxide, magnesia and barium monoxide.
Further, the metal oxide is zinc oxide.
Further, filler is further included in the slurry containing PC resin, it is preferable that the filler is aluminium hydroxide, receives
One or both of rice titanium dioxide.
Further, the structural type triglycerides is the medium chain triglyceride containing 45~60wt%, 15~25wt%
Long chain triglycerides mixture and 20~35wt% middle long chain triglycerides mixture.
Further, the structural type triglycerides is prepared by following steps：
The preparation of S1, medium chain triglyceride：Glycerine and medium chain fatty acid are pressed 1:2~1:5 mixed in molar ratio, adds
The concentrated sulfuric acid solution of 0.01~5wt%, carries out esterification at 100~180 DEG C, 8~12h of reaction time, to obtain the final product；
The preparation of S2, long chain triglycerides：Glycerine and long chain fatty acids are pressed 1:2~1:5 mixed in molar ratio, adds
The concentrated sulfuric acid solution of 0.01~5wt%, carries out esterification at 100~180 DEG C, 8~12h of reaction time, to obtain the final product；
The preparation of S3, middle long chain triglycerides：By glycerine and medium chain fatty acid, long chain fatty acids 0.01~5wt%'s
Concentrated sulfuric acid solution effect is lower to carry out 8~12h of esterification, to obtain the final product, wherein glycerine and medium chain fatty acid, mole of long chain fatty acids
Than for 1~2:1~5:1~4；
The preparation of S4, structural type glycerine triglycerides：By the medium chain triglyceride being prepared, long chain triglycerides and in
Long chain triglycerides mix, and stir evenly, to obtain the final product.
Further, the one kind of the medium chain fatty acid in octanoic acid, capric acid and laurate；The long chain fatty acids choosing
From oleic acid or leukotrienes.
Further, the PC plastic and the weight ratio of the auxiliary agent are 100：(0.1~1).
Correspondingly, present invention also offers the PC plastic antenna house that a kind of preparation process as described above is prepared.
The present invention provides a kind of new auxiliary agent, its can be added to during plastic extrusion in raw material play lubrication and
The effect of the demoulding.There is Tissuemat E very excellent external lubrication effect and stronger internal lubrication to act on, but itself and body
Filler compatibility in system is bad, is easy to cause die cavity caking, depanning is difficult, and product can not obtain good appearance.And send out
A person of good sense can significantly increase the compatibility of Tissuemat E and resin it was unexpectedly observed that adding structured triglyceride, be prepared into
To finished product smoothness and glossiness have and be obviously improved, and on the other hand, the lubricating action of auxiliary agent has also obtained significantly
Improve, there is no die cavity in pultrusion process to lump, and crosses phenomena such as moulding carbonization.
The present invention has the following advantages：
The present invention overcomes by adding a kind of new lubricant and easily occurs die cavity knot present in traditional expressing technique
Material, phenomena such as crossing modeling charing, causes depanning difficult, can the continuous production time it is too short, the problems such as poor appearance, compared with prior art
Achieve significant progress.
Embodiment
The embodiment of form by the following examples, makees further specifically the above of the present invention
It is bright.But the scope that this should not be interpreted as to the above-mentioned theme of the present invention is only limitted to following embodiments.
Embodiment 1：The preparation of structural type triglycerides
The preparation of S1, medium chain triglyceride：Glycerine and laurate are pressed 1：3 mixed in molar ratio, adds the dense sulphur of 1wt%
Acid solution, carries out esterification at 140 DEG C, reaction time 8h, to obtain the final product；
The preparation of S2, long chain triglycerides：Glycerine and long chain fatty acids are pressed 1：3 mixed in molar ratio, adds 1wt%'s
Concentrated sulfuric acid solution, carries out esterification at 140 DEG C, reaction time 8h, to obtain the final product；
The preparation of S3, middle long chain triglycerides：By glycerine and medium chain fatty acid, long chain fatty acids 2wt% the concentrated sulfuric acid
Esterification 12h is carried out under solution effects, to obtain the final product, the molar ratio of wherein glycerine and medium chain fatty acid, long chain fatty acids is 1：3：
3；
The preparation of S4, structural type glycerine triglycerides：By the medium chain triglyceride being prepared, long chain triglycerides and in
Long chain triglycerides mix, and stir evenly, to obtain the final product.
The embodiment of the present invention 2~5 and the PC plastic antenna house component of comparative example 1~5 and its proportioning
1~5 antenna house procession parameters of the embodiment of the present invention 2~5 and comparative example
Test example one, quality evaluation
The PC plastic antenna house for taking the embodiment of the present invention 2~5 and comparative example 1~5 to be prepared, invites 20 subjects
Score according to 1 standards of grading of table each group appearance, count appraisal result, be averaged, while to going out in extrusion
Mould difficulty or ease situation, ramming material situation are counted, as shown in table 2.
1 standards of grading of table
2 appraisal result of table
As seen from the above table, the combination of Tissuemat E, zinc oxide and structural type triglycerides achieves optimal appearance,
20 subjects think that 2~5 product of the embodiment of the present invention has excellent smoothness and glossiness, while extrusion
In the situation of die cavity ramming material is not present, depanning is easy.
And it is surprising that 1~5 appraisal result of comparative example is respectively provided with significantly declines compared with Example 2, wherein right
Ratio 1 individually uses Tissuemat E as auxiliary agent, and 20 subjects think its finished product glossiness and smoothness one for being prepared
As, and during extrusion, there is part ramming material in die cavity.
Comparative example 2 individually uses structured triglyceride as auxiliary agent, and 20 subjects think its finished product light being prepared
Damp degree and smoothness are general, and there are die cavity ramming material, depanning difficulty situation during extrusion.
Comparative example 3 individually uses zinc oxide as auxiliary agent, 20 subjects think the finished product glossiness that it is prepared and
Smoothness is poor, and there are die cavity ramming material, depanning difficulty situation during extrusion.
4 auxiliary agent of comparative example is zinc oxide and Tissuemat E, it is surprising that its appraisal result is significantly lower than
Embodiment 2, even lower than comparative example 1.That is, the product appearance effect being prepared is used alone in Tissuemat E
Fruit is better than Tissuemat E and is applied in combination with zinc oxide, but adds structured triglyceride, in surprise has overall effect bright
Aobvious leap.
5 auxiliary agent of comparative example is Tissuemat E, zinc oxide and medium chain triglyceride, and die cavity ramming material is not present in its extrusion
Situation, depanning is easy, but the finished product glossiness and smoothness that are prepared are general.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (10)
1. a kind of PC plastic antenna house preparation process, it is characterised in that be included in the slurry containing PC resin and add auxiliary agent, then
Extruded, be cooled and shaped by extruder；Wherein described auxiliary agent include the metal oxide of 20~35wt%, 45~60wt% it is poly-
The structural type triglycerides of ethylene waxes and 5~20wt%.
2. preparation process as claimed in claim 1, it is characterised in that the metal that the auxiliary agent includes 20~30wt% aoxidizes
The structural type triglycerides of thing, the Tissuemat E of 50~60wt% and 10~20wt%.
3. preparation process as claimed in claim 2, it is characterised in that metal oxide of the auxiliary agent comprising 25wt%,
The Tissuemat E of 60wt% and the structural type triglycerides of 15wt%.
4. the preparation process as described in claims 1 to 3 is any, it is characterised in that the metal oxide is selected from zinc oxide, oxygen
Change the one or more in magnesium and barium monoxide.
5. preparation process as claimed in claim 1, it is characterised in that further include filler in the slurry containing PC resin.
6. the preparation process as described in claims 1 to 3 is any, it is characterised in that the structural type triglycerides is to contain 45
The middle long-chain of the medium chain triglyceride of~60wt%, the mixture of the long chain triglycerides of 15~25wt% and 20~35wt% is sweet
The mixture of oily three esters.
7. preparation process as claimed in claim 6, it is characterised in that the structural type triglycerides is prepared into by following steps
Arrive：
The preparation of S1, medium chain triglyceride：Glycerine and medium chain fatty acid are pressed 1:2~1:5 mixed in molar ratio, addition 0.01~
The concentrated sulfuric acid solution of 5wt%, carries out esterification at 100~180 DEG C, 8~12h of reaction time, to obtain the final product；
The preparation of S2, long chain triglycerides：Glycerine and long chain fatty acids are pressed 1:2~1:5 mixed in molar ratio, addition 0.01~
The concentrated sulfuric acid solution of 5wt%, carries out esterification at 100~180 DEG C, 8~12h of reaction time, to obtain the final product；
The preparation of S3, middle long chain triglycerides：By glycerine and medium chain fatty acid, long chain fatty acids 0.01~5wt% dense sulphur
Acid solution effect is lower to carry out 8~12h of esterification, and to obtain the final product, wherein glycerine and the molar ratio of medium chain fatty acid, long chain fatty acids is
1~2:1~5:1~4；
The preparation of S4, structural type glycerine triglycerides：By the medium chain triglyceride being prepared, long chain triglycerides and middle long-chain
Triglycerides mixes, and stirs evenly, to obtain the final product.
8. preparation process as claimed in claim 7, it is characterised in that the medium chain fatty acid is selected from octanoic acid, capric acid and bay
One kind in acid；The long chain fatty acids are selected from oleic acid or leukotrienes.
9. preparation process as claimed in claim 1, it is characterised in that the weight ratio of the PC plastic and the auxiliary agent is 100：
(0.1~1).
10. the PC plastic antenna house that the preparation process as described in claim 1~9 is any is prepared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492318.6A CN108003592A (en) | 2017-12-30 | 2017-12-30 | A kind of PC plastic antenna house and its preparation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492318.6A CN108003592A (en) | 2017-12-30 | 2017-12-30 | A kind of PC plastic antenna house and its preparation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108003592A true CN108003592A (en) | 2018-05-08 |
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ID=62049205
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711492318.6A Pending CN108003592A (en) | 2017-12-30 | 2017-12-30 | A kind of PC plastic antenna house and its preparation process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102186891A (en) * | 2008-10-14 | 2011-09-14 | 巴斯夫欧洲公司 | Copolymers having long-chain acrylates |
| CN103525056A (en) * | 2013-10-25 | 2014-01-22 | 安徽省富光实业股份有限公司 | Composite polycarbonate material for water cup shell and preparation method of composite polycarbonate material |
| CN104725852A (en) * | 2015-03-14 | 2015-06-24 | 芜湖众力部件有限公司 | High-hardness nylon connecting piece |
| CN105176040A (en) * | 2015-09-30 | 2015-12-23 | 国网山东莒南县供电公司 | Anti-aging material for electric meter box |
| CN106280376A (en) * | 2016-08-30 | 2017-01-04 | 韦荣群 | A kind of ageing-resistant composite based on modified alta-mud |
-
2017
- 2017-12-30 CN CN201711492318.6A patent/CN108003592A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102186891A (en) * | 2008-10-14 | 2011-09-14 | 巴斯夫欧洲公司 | Copolymers having long-chain acrylates |
| CN103525056A (en) * | 2013-10-25 | 2014-01-22 | 安徽省富光实业股份有限公司 | Composite polycarbonate material for water cup shell and preparation method of composite polycarbonate material |
| CN104725852A (en) * | 2015-03-14 | 2015-06-24 | 芜湖众力部件有限公司 | High-hardness nylon connecting piece |
| CN105176040A (en) * | 2015-09-30 | 2015-12-23 | 国网山东莒南县供电公司 | Anti-aging material for electric meter box |
| CN106280376A (en) * | 2016-08-30 | 2017-01-04 | 韦荣群 | A kind of ageing-resistant composite based on modified alta-mud |
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Application publication date: 20180508 |
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