CN102181149B - High-performance nylon guide wheel with negative ion release function and preparation method - Google Patents
High-performance nylon guide wheel with negative ion release function and preparation method Download PDFInfo
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- CN102181149B CN102181149B CN2011100628055A CN201110062805A CN102181149B CN 102181149 B CN102181149 B CN 102181149B CN 2011100628055 A CN2011100628055 A CN 2011100628055A CN 201110062805 A CN201110062805 A CN 201110062805A CN 102181149 B CN102181149 B CN 102181149B
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- negative ion
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- releasing function
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Abstract
The invention provides a high-performance nylon guide wheel with negative ion release function and a preparation method. The nylon guide wheel consists of nylon and nano powder with negative ion release function. The preparation method comprises the following steps of: (1) mixing molten caprolactam monomer, catalyst, cocatalyst and coloring agent to obtain a mixture; (2) pouring the mixture in the step (1) into a nylon guide wheel die, and performing centrifugal casting; (3) adding the nano powder with the negative ion release function after the step (2) is finished, and continuously performing centrifugal casting molding; and (4) taking out the product of the step (3), and performing thermal treatment to obtain the nylon guide wheel. A one-time molding method is adopted for molding; the prepared guide wheel has good mechanical performance, and can meet the using requirement of an elevator guide wheel; and meanwhile, the nano powder with the negative ion release function is enriched in the local guide wheel, so the effect of refreshing the air is achieved, and the quality of air in a cage is improved.
Description
Technical field
The present invention relates to a kind of high performance nylon guide deflection sheave preparation method with negative ion releasing function.
Background technology
Elevator is a kind of the most frequently used transportation means, in the building such as building especially in modern times, is absolutely necessary.
Lift car normally moves up and down on guide rail through the nylon guide deflection sheave.And present nylon guide deflection sheave does not have negative ion-releasing function, causes the air in the car dirty.
Germany scientist Elst in 1889 and Ge Teer have found the existence of negative aeroion.Negative aeroion can effectively improve human brain function, enhancing human immune, and Ginseng Extract regains one's strength, and can suppress bacterium, viral growth, and it also has extremely strong dust agglutination, reaches the effect of smoke prevention and dust control, fresh air.So negative aeroion is " air VITAMINs ", " long-lived plain " by good reputation.
When airborne negative ion concentration is lower than 500/cm
3In the time of following, can bring out some disease; Be higher than 1500/cm and work as airborne negative ion concentration
3When above, improve immunizing power; When airborne negative ion concentration is higher than 5000/cm
3When above, has the effect of excellent prevention disease; When airborne negative ion concentration is higher than 10000/cm
3More than can improve the healing ability of disease.It is thus clear that having only just is of value to HUMAN HEALTH when air-anion concentration reaches a certain amount of.
How making nylon guide possess negative ion releasing function to wheel, to overcome the dirty defective of air in the car, is an important research project.
Summary of the invention
The object of the present invention is to provide a kind of high performance nylon guide deflection sheave and preparation method, solve the dirty shortcoming of lift car air with negative ion releasing function.
High performance nylon guide deflection sheave with negative ion releasing function of the present invention is made up of nylon and the nano-powder with negative ion releasing function, and nylon is 100: 1～200: 1 with the nano-powder weight ratio with negative ion releasing function;
Said nano-powder with negative ion releasing function is a kind of natural nano-mineral powder; Its staple is the silicon-dioxide that contains crystal water; The impurity that contains oxide compounds such as aluminium, sodium, potassium and iron simultaneously; Be a kind of material of fibrous nano club shaped structure, can adopt business-like product, like the product of the supply QC of Nenjiang, Heilungkiang company of mineral products ltd series anion functional additive;
Said nylon is to adopt the component of following weight part to prepare:
100 parts of caprolactam monomers
0.5～1.5 part of catalyzer
0.5～1.0 part of promotor
0.01～0.1 part of tinting material
The catalyzer of using always when said catalyzer is the caprolactam monomer polymerization is like the patent of invention (publication number: alkaline matters such as the Na of report, NaOH CN 101367258A), preferred sodium hydroxide etc. of Ceng Yuping;
The promotor of using always when said promotor is the caprolactam monomer polymerization is like the patent of invention (publication number: CN 101367258A) TDI, MDI, the DPI of report, preferred TDI etc. of Ceng Yuping;
Said tinting material is for using tinting material always, like the patent of invention (publication number: CN 101659096A) permanent yellow of report or the solid beautiful Huang that passes through, the preferred solid beautiful Huang that passes through of Zhang Aichen.
Preparing method of the present invention comprises the steps:
(1) fused caprolactam monomer, catalyzer, promotor and tinting material are mixed, obtain mixture;
Said caprolactam monomer melt temperature is reported 120～190 ℃, preferred 150～170 ℃ like the patent of invention (application number 96100724.9) of white jade spring;
(2) mixture in the step (1) is poured in the nylon guide deflection sheave mould of 150～180 ℃ of preheatings centrifugal casting 12～18min;
(3) after step (2) finishes, add nano-powder with negative ion releasing function, continue centrifugal casting moulding, pouring time is 5～10min;
" rotational casting " is a kind of forming method of routine, and Wang Yunhua has detailed description in the 24th page of periodical " engineering plastics application " 2000 the 28th the 9th phase of volume, and the present invention repeats no more;
(4) product with step (3) takes out, and under 150～180 ℃, thermal treatment 2～6h can obtain product.
Above-mentioned nylon guide deflection sheave preparation method is simple; Adopt the one-step moulding method moulding; The guide deflection sheave of preparation has the favorable mechanical performance, can satisfy the request for utilization of elevator guide deflection sheave, simultaneously the nano-powder with negative ion releasing function of the Local enrichment high density of guide deflection sheave; Reach the effect of fresh air, improve the Air quality in the car.
Embodiment
Embodiment through following will be further understood that the present invention, but can not limit content of the present invention.
Embodiment 1
(1) the 7000g caprolactam monomer is heated to 170 ℃ of fusions, is evacuated to-0.05MPa, keep 12min; Then with the sodium hydroxide of 70g, 2 of 50g, the 4-toluene-2,4-diisocyanate, solid U.S.A of 3.5g passes through Huang and mixes, and obtains mixture;
(2) mixture in the step (1) is poured oneself and be preheated in 170 ℃ the nylon guide deflection sheave mould rotational casting 16min;
(3) finish the back in step (2) and add the nano-powder that 70g has negative ion releasing function rapidly, continue centrifugal casting moulding 6min;
(4) tubing in the step (3) is taken out,, obtain product at 150 ℃ of following aftertreatment 6h.
Adopt GB8804.2-1988 and JC/T 1016-2006 to carry out the detection of product, the result is following:
Tensile strength 87.43Mpa, elongation at break 45.23%, negative ion concentration are 9572/cm
3
Embodiment 2
Adopt the method identical with embodiment 1, wherein:
Caprolactam monomer 4000g in the step (1), 150 ℃ of fusions of melt temperature, vacuum tightness be-0.07MPa, and the hold-time is 15min, and sodium hydroxide is 2g, 2, the 4-toluene-2,4-diisocyanate is 2g, solid U.S.A Huang thoroughly is 0.4g; In the step (2), die temperature is 180 ℃, and the rotational casting time is 15min; In the step (3), nano-powder is 20g, and the rotational casting time is 10min; In the step (4), post-processing temperature is 180 ℃, and the time is 2h.
The performance of products detected result is following:
Tensile strength 90.57Mpa, elongation at break 35.78%, negative ion concentration are 5564/cm
3
Embodiment 3
Adopt the method identical with embodiment 1, wherein:
Caprolactam monomer 5000g in the step (1), 180 ℃ of fusions of melt temperature, vacuum tightness be-0.1MPa, and the hold-time is 10min, and sodium hydroxide is 75g, 2, the 4-toluene-2,4-diisocyanate is 50g, solid U.S.A Huang thoroughly is 5g; In the step (2), die temperature is 170 ℃, and the rotational casting time is 20min; In the step (3), nano-powder is 45g, and the rotational casting time is 5min; In the step (4), post-processing temperature is 165 ℃, and the time is 4h.
The performance of products detected result is following:
Tensile strength 88.65Mpa, elongation at break 38.58%, negative ion concentration are 6984/cm
3
Claims (5)
1. the nylon guide deflection sheave with negative ion releasing function is characterized in that, is made up of nylon and the nano-powder with negative ion releasing function;
Nylon is 100: 1～200: 1 with the nano-powder weight ratio with negative ion releasing function;
Said nano-powder with negative ion releasing function is a kind of natural nano-mineral powder, and its staple is the silicon-dioxide that contains crystal water, contains the impurity of the oxide compound of aluminium, sodium, potassium and iron simultaneously;
Said nylon is to adopt the component of following weight part to prepare:
100 parts of caprolactam monomers
0.5～1.5 part of catalyzer
0.5～1.0 part of promotor
0.01～0.1 part of tinting material
Said catalyzer is a sodium hydroxide, and said promotor is TDI, MDI or DPI, and said tinting material is the solid beautiful Huang that passes through.
2. the preparation method with nylon guide deflection sheave of negative ion releasing function according to claim 1 is characterized in that, comprises the steps:
(1) fused caprolactam monomer, catalyzer, promotor and tinting material are mixed, obtain mixture;
(2) mixture in the step (1) is poured in the nylon guide deflection sheave mould centrifugal casting;
(3) after step (2) finishes, add nano-powder with negative ion releasing function, continue centrifugal casting moulding;
(4) product with step (3) takes out, and thermal treatment can obtain product.
3. method according to claim 2 is characterized in that, the mixture in the step (1) is poured in the nylon guide deflection sheave mould of 150～180 ℃ of preheatings centrifugal casting 12～18min.
4. method according to claim 2 is characterized in that, after step (2) finishes, adds the nano-powder with negative ion releasing function, continues centrifugal casting moulding, and pouring time is 5～10min.
5. method according to claim 2 is characterized in that, with the product taking-up of step (3), and under 150～180 ℃, thermal treatment 2～6h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100628055A CN102181149B (en) | 2011-03-15 | 2011-03-15 | High-performance nylon guide wheel with negative ion release function and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100628055A CN102181149B (en) | 2011-03-15 | 2011-03-15 | High-performance nylon guide wheel with negative ion release function and preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102181149A CN102181149A (en) | 2011-09-14 |
| CN102181149B true CN102181149B (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100628055A Expired - Fee Related CN102181149B (en) | 2011-03-15 | 2011-03-15 | High-performance nylon guide wheel with negative ion release function and preparation method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103072097B (en) * | 2013-01-19 | 2016-07-06 | 河南工业大学 | The manufacture method of MC nylon glass polishing disk |
| CN104788945A (en) * | 2014-12-29 | 2015-07-22 | 齐齐哈尔北坤合成高分子材料有限公司 | High-wear-resistance PA (polyamide) material of negative-ion foot mat for automobile and preparation method of PA material |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5350339A (en) * | 1993-03-10 | 1994-09-27 | Carmichael George H | Derailleur pulley for use with bicycle derailleur systems |
| CN101109114A (en) * | 2007-08-15 | 2008-01-23 | 辽宁银珠化纺集团有限公司 | Negative ion polyamide fibre and manufacturing method therefor |
| CN101659096A (en) * | 2009-09-02 | 2010-03-03 | 扬州尼尔工程塑料有限公司 | Manufacturing method of MC nylon elevator driving wheel |
| CN101890778B (en) * | 2010-07-06 | 2013-01-09 | 上海工程技术大学 | High resilience nylon pipe containing high lubricating powder and preparation method thereof |
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2011
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| CN102181149A (en) | 2011-09-14 |
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Granted publication date: 20121107 Termination date: 20180315 |