CN108941565A - A kind of forming method of molecular sieve pedestal - Google Patents

A kind of forming method of molecular sieve pedestal Download PDF

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Publication number
CN108941565A
CN108941565A CN201810989877.6A CN201810989877A CN108941565A CN 108941565 A CN108941565 A CN 108941565A CN 201810989877 A CN201810989877 A CN 201810989877A CN 108941565 A CN108941565 A CN 108941565A
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China
Prior art keywords
pedestal
molecular sieve
forming method
powder
compounding substances
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Granted
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CN201810989877.6A
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Chinese (zh)
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CN108941565B (en
Inventor
赵红英
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BEIPIAO JINHAI MINING Co.,Ltd.
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Foshan Bao Yue Mei Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10Sintering only
    • B22F3/11Making porous workpieces or articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24After-treatment of workpieces or articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24After-treatment of workpieces or articles
    • B22F2003/241Chemical after-treatment on the surface
    • B22F2003/242Coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10Processes characterised by the sequence of their steps

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Powder Metallurgy (AREA)

Abstract

The invention discloses a kind of forming methods of molecular sieve pedestal, enhance element, nickel powder, iron powder, paraffin powder using several aluminium powders, plasticiser, carbon dust, alloy, surplus is copper powder, material mixing, which is carried out, by batch mixer forms compounding substances, operation then is formed in compounding substances, pedestal is ultimately formed by sintering processing again, then molecular sieve is covered in surface and the inner wall of pedestal, forms molecular sieve pedestal.The present invention shapes pedestal using the mode of powder metallurgy, then combines with molecular sieve, forms molecular sieve pedestal, and for carrying out adsorption operations to gas or liquid, structure is simple, and adsorption effect is good.

Description

A kind of forming method of molecular sieve pedestal
Technical field
The invention belongs to technical field of molecular sieve more particularly to a kind of forming methods of molecular sieve pedestal.
Background technique
Molecular sieve is a kind of include accurate and single small hole material, can be used for adsorbed gas or liquid.Foot Enough small molecules can be adsorbed by duct, and bigger molecule then cannot, it is dividing unlike a common sieve It is operated in sub- level.
Powder metallurgy is to produce metal or metal powder is used to manufacture metal by forming and sintering operation as raw material The technology of material, composite material and various types product, currently, PM technique be widely used in traffic, The fields such as machinery, electronics, aerospace, weapons, biology, new energy, information and nuclear industry become in new material science and most send out One of the branch of exhibition vigor.
At present for the use of molecular sieve, general there are two types of modes, the first is that molecular sieve is directly put into liquid or gas In body;Second is to use sieve as the carrier of molecular sieve, to carry out adsorption operations.Wherein first way can not be to volatilization Gas out is adsorbed, to reduce adsorption effect;Second since existing sieve is compact texture, although molecule The partial size of sieve is minimum, but molecular sieve cannot be introduced into the hole of sieve, while the reduction that will will lead to adsorption effect.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, provide a kind of forming method of molecular sieve pedestal, are able to use powder The mode of metallurgy shapes pedestal, then combines with molecular sieve, molecular sieve pedestal is formed, for carrying out absorption behaviour to gas or liquid Make, structure is simple, and adsorption effect is good.
In order to achieve the above objectives, the technical solution adopted by the present invention are as follows: a kind of forming method of molecular sieve pedestal, including with Lower step:
(1) mixing operation is carried out using batch mixer, following substance is uniformly mixed: aluminium powder 5%~10%, plasticiser 0.5%, carbon dust 0.5%~0.8%, alloy enhance element 2%~4%, nickel powder 1%~5%, iron powder 4%~8%, paraffin powder 2%, surplus is copper powder, forms compounding substances;
(2) operation is formed to compounding substances, forms pedestal;
(3) pedestal is put into rotary furnace and is sintered operation, after the completion of sintering, pedestal is cooled to room temperature;
(4) make molecular sieve uniform fold after pedestal surface, covering, be dried, ultimately form molecular sieve pedestal.
In a preferred embodiment of the present invention, in step (2), fibre pipe can be used that the compounding substances is cooperated to be formed Compounding substances are uniformly applied to the fiber pipe surface and are filled in the fiber inside pipe wall by operation.
In a preferred embodiment of the present invention, the fibre pipe is high temperature degradation material part.
In a preferred embodiment of the present invention, in step (4), spraying can be used or the pedestal is put into paste molecular sieve Method, make the molecular sieve uniform fold in the pedestal surface.
In a preferred embodiment of the present invention, before step (3), can with the following steps are included: to the pedestal into Row the pre-heat treatment makes the pedestal have certain hardness before being sintered operation.
In a preferred embodiment of the present invention, the temperature of the pre-heat treatment is 60~80 DEG C.
In a preferred embodiment of the present invention, in step (3), the temperature in the rotary furnace is 500~800 DEG C, described When a length of 1.5~3h of sintering operation.
In a preferred embodiment of the present invention, in step (1), the alloy enhancing element is the mixed of one or more of Close object: Zn, Co, Mn, Mo.
The invention solves the defect existing in the background technology, the present invention have it is following the utility model has the advantages that
(1) pedestal is made by the way of powder metallurgy, it is porous or half densification due to will form after powder metallurgy formation Structure is conducive to molecular sieve and enters in the hole of pedestal, increases the amount of molecular sieve, to improve adsorption effect;
(2) pedestal using it is several can the fibre pipe of high temperature degradation constitute, different shape can be formed, enhanced of the invention logical The property used;
(3) use of alloy enhancing element, enhances the hardness after pedestal is formed;
(4) molecular sieve adsorbed gas or liquid are used, ensure that adsorption effect.
Specific embodiment
Presently in connection with specific embodiment, the present invention is described in further detail.
Embodiment 1
A kind of forming method of molecular sieve pedestal, comprising the following steps:
(1) aluminium powder, plasticiser, carbon dust, alloy enhancing element, nickel powder, iron powder, paraffin powder and surplus copper powder are put into mixed It is mixed in material machine, obtains compounding substances;
(2) operation is formed to compounding substances, forms pedestal;
(3) pedestal is put into rotary furnace and is sintered operation, after the completion of sintering, pedestal is cooled to room temperature;
(4) make molecular sieve uniform fold after pedestal surface, covering, be dried, ultimately form molecular sieve pedestal.
Wherein: pedestal is made by the way of powder metallurgy, porous or half is fine and close due to will form after powder metallurgy formation Structure, be conducive to molecular sieve and enter in the hole of pedestal, increase the amount of molecular sieve, to improve adsorption effect;Pedestal Using it is several can high temperature degradation fibre pipe constitute, different shape can be formed, enhance versatility of the invention;Alloy enhancing member The use of element, enhances the hardness after pedestal is formed;Using molecular sieve adsorbed gas or liquid, adsorption effect ensure that.
Embodiment 2
A kind of forming method of molecular sieve pedestal, comprising the following steps:
(1) by 5% aluminium powder, 0.5% plasticiser, 0.5% carbon dust, 2% alloy enhancing element, 1% nickel powder, 4% iron powder, 2% paraffin powder and surplus copper powder be put into batch mixer and mixed, obtain compounding substances;
(2) operation is formed to compounding substances, forms pedestal;
(3) pedestal is put into rotary furnace and is sintered operation, the temperature in rotary furnace is 500 DEG C, keeps 500 DEG C of progress After the completion of sintering, pedestal is cooled to room temperature by sintering operation 1.5h;
(4) make molecular sieve uniform fold after pedestal surface, covering, be dried, ultimately form molecular sieve pedestal.
Wherein, before step (3), the pre-heat treatment can also be carried out to pedestal, the temperature of the pre-heat treatment is 60 DEG C, makes base Frame be sintered operation before have certain hardness, prevent pedestal in moving process, compounding substances are fallen, under the influence of one The sintering operation of step.
To sum up, the present invention makes pedestal by the way of powder metallurgy, it is more due to will form after powder metallurgy formation Hole or half fine and close structure, are conducive to molecular sieve and enter in the hole of pedestal, increase the amount of molecular sieve, to improve absorption Effect, simultaneously because pedestal using it is several can high temperature degradation fibre pipe constitute, so different shape can be formed, enhance this hair Bright versatility, and the use of alloy enhancing element, enhance the hardness after pedestal is formed.
Embodiment 3
A kind of forming method of molecular sieve pedestal, comprising the following steps:
(1) by 7% aluminium powder, 0.5% plasticiser, 0.7% carbon dust, 3% alloy enhancing element, 3% nickel powder, 6% iron powder, 2% paraffin powder and surplus copper powder be put into batch mixer and mixed, obtain compounding substances;
(2) operation is formed to compounding substances, forms pedestal;
(3) pedestal is put into rotary furnace and is sintered operation, the temperature in rotary furnace is 700 DEG C, keeps 500 DEG C of progress After the completion of sintering, pedestal is cooled to room temperature by sintering operation 2h;
(4) make molecular sieve uniform fold after pedestal surface, covering, be dried, ultimately form molecular sieve pedestal.
Wherein:
Alloy enhancing element in step (1) is mixed by following ratio: Zn 15%, Co 25%, Mn 25%, surplus are Mo。
In step (2) pedestal it is several can high temperature degradation fibre pipe constitute, different shape can be formed, enhanced of the invention Versatility.
To sum up, the present invention makes pedestal by the way of powder metallurgy, it is more due to will form after powder metallurgy formation Hole or half fine and close structure, are conducive to molecular sieve and enter in the hole of pedestal, increase the amount of molecular sieve, to improve absorption Effect, while the use of alloy enhancing element, enhance the hardness after pedestal is formed.
Based on the above description of the preferred embodiments of the present invention, through the above description, related personnel completely can be with Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention It is not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.

Claims (8)

1. a kind of forming method of molecular sieve pedestal, it is characterised in that: the following steps are included:
(1) mixing operation is carried out using batch mixer, following substance is uniformly mixed: aluminium powder 5%~10%, plasticiser 0.5%, carbon dust 0.5%~0.8%, alloy enhance element 2%~4%, nickel powder 1%~5%, iron powder 4%~8%, paraffin powder 2%, surplus is copper powder, forms compounding substances;
(2) operation is formed to compounding substances, forms pedestal;
(3) pedestal is put into rotary furnace and is sintered operation, after the completion of sintering, pedestal is cooled to room temperature;
(4) make molecular sieve uniform fold after pedestal surface, covering, be dried, ultimately form molecular sieve pedestal.
2. a kind of forming method of molecular sieve pedestal according to claim 1, it is characterised in that: in step (2), can be used Fibre pipe cooperates the compounding substances that operation is formed, i.e., compounding substances are uniformly applied to the fiber pipe surface and filling In the fiber inside pipe wall.
3. a kind of forming method of molecular sieve pedestal according to claim 2, it is characterised in that: the fibre pipe is high temperature Degradation material part.
4. a kind of forming method of molecular sieve pedestal according to claim 1, it is characterised in that: in step (4), can be used Spraying or the method that the pedestal is put into paste molecular sieve, make the molecular sieve uniform fold in the pedestal surface.
5. a kind of forming method of molecular sieve pedestal according to claim 1, it is characterised in that: before step (3), also It may comprise steps of: the pre-heat treatment is carried out to the pedestal, there is the pedestal before being sintered operation certain Hardness.
6. a kind of forming method of molecular sieve pedestal according to claim 5, it is characterised in that: the temperature of the pre-heat treatment Degree is 60~80 DEG C.
7. a kind of forming method of molecular sieve pedestal according to claim 1, it is characterised in that: in step (3), described time Temperature in converter is 500~800 DEG C, when a length of 1.5~3h of the sintering operation.
8. a kind of forming method of molecular sieve pedestal according to claim 1, it is characterised in that: in step (1), the conjunction Gold enhancing element is the mixture of one or more of: Zn, Co, Mn, Mo.
CN201810989877.6A 2018-08-28 2018-08-28 Method for forming molecular sieve base frame Active CN108941565B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1192950A (en) * 1997-03-11 1998-09-16 片山特殊工业株式会社 Mfg. method for metal porous body, metal porous body and electrode for cell made by same
US20050121393A1 (en) * 2003-12-09 2005-06-09 Galbraith S. D. Meso-frequency traveling wave electro-kinetic continuous adsorption system
CN1942396A (en) * 2004-03-15 2007-04-04 苏黎世联合高等工业学校 Flame synthesis of metal salt manoparticles, in particular calcium and phosphate comprising nanoparticles
CN101193703A (en) * 2005-06-29 2008-06-04 三星工程株式会社 Metal oxide catalyst for hydrogen generation and method of producing the same
CN102333579A (en) * 2009-02-26 2012-01-25 约翰森·马瑟公开有限公司 Filter for filtering particulate matter from exhaust gas emitted from a positive ignition engine
CN107362651A (en) * 2017-09-18 2017-11-21 佛山市宝粤美科技有限公司 A kind of emission-control equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1192950A (en) * 1997-03-11 1998-09-16 片山特殊工业株式会社 Mfg. method for metal porous body, metal porous body and electrode for cell made by same
US20050121393A1 (en) * 2003-12-09 2005-06-09 Galbraith S. D. Meso-frequency traveling wave electro-kinetic continuous adsorption system
CN1942396A (en) * 2004-03-15 2007-04-04 苏黎世联合高等工业学校 Flame synthesis of metal salt manoparticles, in particular calcium and phosphate comprising nanoparticles
CN101193703A (en) * 2005-06-29 2008-06-04 三星工程株式会社 Metal oxide catalyst for hydrogen generation and method of producing the same
CN102333579A (en) * 2009-02-26 2012-01-25 约翰森·马瑟公开有限公司 Filter for filtering particulate matter from exhaust gas emitted from a positive ignition engine
CN107362651A (en) * 2017-09-18 2017-11-21 佛山市宝粤美科技有限公司 A kind of emission-control equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
顾临等: ""烧结金属多孔滤材技术综述"", 《流体机械》 *

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Inventor after: Gai Yongchun

Inventor after: Zhao Hongying

Inventor before: Zhao Hongying

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Effective date of registration: 20210719

Address after: 122000 wanzhangzi village, Longtan Township, Beipiao City, Chaoyang City, Liaoning Province

Applicant after: BEIPIAO JINHAI MINING Co.,Ltd.

Address before: Shop A902, No.35, second floor, block 10, No.9, Lvjing West Road, Chancheng District, Foshan City, Guangdong Province, 528000

Applicant before: FOSHAN BAOYUEMEI TECHNOLOGY Co.,Ltd.

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