CN112663109A - High-density sealing agent for aluminum alloy surface treatment and preparation method thereof - Google Patents

High-density sealing agent for aluminum alloy surface treatment and preparation method thereof Download PDF

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Publication number
CN112663109A
CN112663109A CN202011411231.3A CN202011411231A CN112663109A CN 112663109 A CN112663109 A CN 112663109A CN 202011411231 A CN202011411231 A CN 202011411231A CN 112663109 A CN112663109 A CN 112663109A
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CN
China
Prior art keywords
parts
sodium
aluminum alloy
surface treatment
stirrer
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Pending
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CN202011411231.3A
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Chinese (zh)
Inventor
宋志健
喻诚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Huaye Aluminium Industry Co ltd
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Maanshan Huaye Aluminium Industry Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN202011411231.3A priority Critical patent/CN112663109A/en
Publication of CN112663109A publication Critical patent/CN112663109A/en
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Abstract

The invention discloses a high-density sealing agent for surface treatment of aluminum alloy, which comprises the following components: the coating comprises water-based acrylic resin, nickel acetate, sodium benzoate, an organic silicon defoamer, sodium gluconate, sodium magnesium silicate, sodium pyrophosphate, gallic acid, sodium benzene sulfinate and polydimethylsiloxane. The preparation method of the high-density sealing agent for the surface treatment of the aluminum alloy is characterized by comprising the following steps of: (1) pouring the water-based acrylic resin, nickel acetate, sodium benzoate, an organic silicon defoamer, sodium gluconate, sodium magnesium silicate, sodium pyrophosphate, gallic acid, sodium benzene sulfinate and polydimethylsiloxane into a stirrer together; (2) stirring the materials by a stirrer, wherein the stirring speed of the stirrer is 60-80r/min during mixing, the internal temperature of the stirrer is controlled at 24-28 ℃ during stirring, and the stirring time is 20-30min, so as to obtain the aluminum alloy sealant; (3) the aluminum alloy sealant is packaged in a sealing way.

Description

High-density sealing agent for aluminum alloy surface treatment and preparation method thereof
Technical Field
The invention relates to the technical field of sealing agents, in particular to a high-density sealing agent for aluminum alloy surface treatment and a preparation method thereof.
Background
The aluminum and the aluminum alloy generally adopt an anodic oxidation surface protection technology, an oxide film with a certain thickness is formed on the surface of the aluminum and the aluminum alloy, the aluminum anodic oxide film has high porosity and adsorption capacity, appropriate sealing treatment is required, and if hole sealing is not carried out or the hole sealing quality is poor, pollutants in the environment can be deeply corroded by micropore adsorption disease, and finally the service life of an aluminum device is reduced.
Sealing with a sealant is commonly used in industry to meet industrial requirements, and those skilled in the art hope that the use effect of the sealant can be further improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a high-density sealant for aluminum alloy surface treatment and a preparation method thereof.
The invention solves the technical problems through the following technical means: the high-density sealant for the surface treatment of the aluminum alloy comprises the following components in parts by weight:
80-110 parts of water-based acrylic resin,
60-90 parts of nickel acetate,
14-28 parts of sodium benzoate,
1-3 parts of organic silicon defoaming agent,
3-8 parts of sodium gluconate,
3-17 parts of sodium magnesium silicate,
6-15 parts of sodium pyrophosphate,
1-4 parts of gallic acid,
1-3 parts of sodium benzene sulfinate,
1-4 parts of polydimethylsiloxane.
Further, the composition comprises the following components in parts by weight:
80 parts of water-based acrylic resin,
60 portions of nickel acetate,
14 parts of sodium benzoate,
1 part of organic silicon defoaming agent,
3 parts of sodium gluconate,
Sodium magnesium silicate 3 parts
6 parts of sodium pyrophosphate,
1 part of gallic acid,
1 part of sodium benzene sulfinate,
1 part of polydimethylsiloxane.
Further, the composition comprises the following components in parts by weight:
110 portions of water-based acrylic resin,
90 parts of nickel acetate,
28 parts of sodium benzoate,
3 portions of organic silicon defoaming agent,
8 portions of sodium gluconate,
17 parts of sodium magnesium silicate,
15 parts of sodium pyrophosphate,
4 parts of gallic acid,
3 parts of sodium benzene sulfinate,
And 4 parts of polydimethylsiloxane.
The preparation method of the high-density sealing agent for the surface treatment of the aluminum alloy comprises the following steps:
(1) pouring the water-based acrylic resin, nickel acetate, sodium benzoate, an organic silicon defoamer, sodium gluconate, sodium magnesium silicate, sodium pyrophosphate, gallic acid, sodium benzene sulfinate and polydimethylsiloxane into a stirrer together;
(2) stirring the materials by a stirrer, wherein the stirring speed of the stirrer is 60-80r/min during mixing, the internal temperature of the stirrer is controlled at 24-28 ℃ during stirring, and the stirring time is 20-30min, so as to obtain the aluminum alloy sealant;
(3) the aluminum alloy sealant is packaged in a sealing way.
The invention has the advantages that: the dye molecules can be solidified in the sealing process, the dye can not be damaged in the dyeing process, the dye has good stabilizing effect on the dye, and the method is very suitable for sealing outdoor large materials.
The characteristics or the functions of the raw materials of the aluminum alloy sealing agent are as follows:
nickel acetate: nickel acetate, also known as nickel acetate, is a green monoclinic crystal, has an acetic acid odor, decomposes when heated, and is readily soluble in water, ethanol, and ammonia. It is mainly used as catalyst, also can be used as drying agent for preparing paint coating, and can be used for making nickel-plating, metal colouring, nickel-preparing catalyst and fabric mordant.
Sodium benzoate: is a white granule or crystal powder, has no odor or slight benzoin smell, and has slightly sweet and astringent taste. Mordants in the dye industry and plasticizers in the plastic industry can be combined with pigments to form pigment precipitates so as to achieve the dyeing effect.
Sodium gluconate: can be used as an efficient chelating agent in the industries of construction, textile printing and dyeing, metal surface treatment, water treatment and the like, and is commonly used for aluminum oxide coloring in the electroplating industry.
Sodium pyrophosphate: has emulsifying property and dispersibility, and can form complex with iron when used for preparing electroplating solution in electroplating industry. The rust remover can be used as a rust remover in machining.
Water-based acrylic resin: the water-based acrylic resin comprises acrylic resin emulsion, acrylic resin aqueous dispersion (also called water-dilutable acrylic acid) and acrylic resin aqueous solution, and the effect of film formation is to achieve the effect of protecting the surface.
Sodium magnesium silicate is used as a binder.
Gallic acid is used as ultraviolet absorbent, flame retardant, semiconductor photoresist material, can be used for preparing antirust primer and aluminum alloy organic coating, and is mainly used for ultraviolet absorption to maintain aluminum alloy coloring.
Sodium benzene sulfinate is used as an adhesion enhancer and a plasticizer. The synthesis of common use and electroplating industry and photosensitive materials; the method has the effect of remarkably reducing the grain size of the sealing layer, so that the sealing layer generates brightness and the ductility of the sealing layer is good.
Polydimethylsiloxane is used as defoamer and brightener.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The high-density sealant for the surface treatment of the aluminum alloy comprises the following components in parts by weight:
80-110 parts of water-based acrylic resin,
60-90 parts of nickel acetate,
14-28 parts of sodium benzoate,
1-3 parts of organic silicon defoaming agent,
3-8 parts of sodium gluconate,
3-17 parts of sodium magnesium silicate,
6-15 parts of sodium pyrophosphate,
1-4 parts of gallic acid,
1-3 parts of sodium benzene sulfinate,
1-4 parts of polydimethylsiloxane.
Example 2
The high-density sealant for the surface treatment of the aluminum alloy comprises the following components in parts by weight:
80 parts of water-based acrylic resin,
60 portions of nickel acetate,
14 parts of sodium benzoate,
1 part of organic silicon defoaming agent,
3 parts of sodium gluconate,
Sodium magnesium silicate 3 parts
6 parts of sodium pyrophosphate,
1 part of gallic acid,
1 part of sodium benzene sulfinate,
1 part of polydimethylsiloxane.
Example 3
The high-density sealant for the surface treatment of the aluminum alloy comprises the following components in parts by weight:
110 portions of water-based acrylic resin,
90 parts of nickel acetate,
28 parts of sodium benzoate,
3 portions of organic silicon defoaming agent,
8 portions of sodium gluconate,
17 parts of sodium magnesium silicate,
15 parts of sodium pyrophosphate,
4 parts of gallic acid,
3 parts of sodium benzene sulfinate,
And 4 parts of polydimethylsiloxane.
The above examples were all prepared as follows:
the preparation method of the high-density sealing agent for the surface treatment of the aluminum alloy comprises the following steps:
(1) pouring the water-based acrylic resin, nickel acetate, sodium benzoate, an organic silicon defoamer, sodium gluconate, sodium magnesium silicate, sodium pyrophosphate, gallic acid, sodium benzene sulfinate and polydimethylsiloxane into a stirrer together;
(2) stirring the materials by a stirrer, wherein the stirring speed of the stirrer is 60-80r/min during mixing, the internal temperature of the stirrer is controlled at 24-28 ℃ during stirring, and the stirring time is 20-30min, so as to obtain the aluminum alloy sealant;
(3) the aluminum alloy sealant is packaged in a sealing way.
The invention has the advantages that: the dye molecules can be solidified in the sealing process, the dye can not be damaged in the dyeing process, the dye has good stabilizing effect on the dye, and the method is very suitable for sealing outdoor large materials.
The technical scheme is characterized by comprising the following raw materials:
nickel acetate: nickel acetate, also known as nickel acetate, is a green monoclinic crystal, has an acetic acid odor, decomposes when heated, and is readily soluble in water, ethanol, and ammonia. It is mainly used as catalyst, also can be used as drying agent for preparing paint coating, and can be used for making nickel-plating, metal colouring, nickel-preparing catalyst and fabric mordant.
Sodium benzoate: is a white granule or crystal powder, has no odor or slight benzoin smell, and has slightly sweet and astringent taste. Mordants in the dye industry and plasticizers in the plastic industry can be combined with pigments to form pigment precipitates so as to achieve the dyeing effect.
Sodium gluconate: can be used as an efficient chelating agent in the industries of construction, textile printing and dyeing, metal surface treatment, water treatment and the like, and is commonly used for aluminum oxide coloring in the electroplating industry.
Sodium pyrophosphate: has emulsifying property and dispersibility, and can form complex with iron when used for preparing electroplating solution in electroplating industry. The rust remover can be used as a rust remover in machining.
Water-based acrylic resin: the water-based acrylic resin comprises acrylic resin emulsion, acrylic resin aqueous dispersion (also called water-dilutable acrylic acid) and acrylic resin aqueous solution, and the effect of film formation is to achieve the effect of protecting the surface.
Sodium magnesium silicate is used as a binder.
Gallic acid is used as ultraviolet absorbent, flame retardant, semiconductor photoresist material, can be used for preparing antirust primer and aluminum alloy organic coating, and is mainly used for ultraviolet absorption to maintain aluminum alloy coloring.
Sodium benzene sulfinate is used as an adhesion enhancer and a plasticizer. The synthesis of common use and electroplating industry and photosensitive materials; the method has the effect of remarkably reducing the grain size of the sealing layer, so that the sealing layer generates brightness and the ductility of the sealing layer is good.
Polydimethylsiloxane is used as defoamer and brightener.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (4)

1. The high-density sealing agent for the surface treatment of the aluminum alloy is characterized by comprising the following components in parts by weight:
80-110 parts of water-based acrylic resin,
60-90 parts of nickel acetate,
14-28 parts of sodium benzoate,
1-3 parts of organic silicon defoaming agent,
3-8 parts of sodium gluconate,
3-17 parts of sodium magnesium silicate,
6-15 parts of sodium pyrophosphate,
1-4 parts of gallic acid,
1-3 parts of sodium benzene sulfinate,
1-4 parts of polydimethylsiloxane.
2. The high-density sealant for aluminum alloy surface treatment according to claim 1, comprising the following components by weight:
80 parts of water-based acrylic resin,
60 portions of nickel acetate,
14 parts of sodium benzoate,
1 part of organic silicon defoaming agent,
3 parts of sodium gluconate,
Sodium magnesium silicate 3 parts
6 parts of sodium pyrophosphate,
1 part of gallic acid,
1 part of sodium benzene sulfinate,
1 part of polydimethylsiloxane.
3. The high-density sealant for aluminum alloy surface treatment according to claim 1, comprising the following components by weight:
110 portions of water-based acrylic resin,
90 parts of nickel acetate,
28 parts of sodium benzoate,
3 portions of organic silicon defoaming agent,
8 portions of sodium gluconate,
17 parts of sodium magnesium silicate,
15 parts of sodium pyrophosphate,
4 parts of gallic acid,
3 parts of sodium benzene sulfinate,
And 4 parts of polydimethylsiloxane.
4. The method for preparing a high-density sealant for aluminum alloy surface treatment according to any one of claims 1 to 3, comprising the steps of:
(1) pouring the water-based acrylic resin, nickel acetate, sodium benzoate, an organic silicon defoamer, sodium gluconate, sodium magnesium silicate, sodium pyrophosphate, gallic acid, sodium benzene sulfinate and polydimethylsiloxane into a stirrer together;
(2) stirring the materials by a stirrer, wherein the stirring speed of the stirrer is 60-80r/min during mixing, the internal temperature of the stirrer is controlled at 24-28 ℃ during stirring, and the stirring time is 20-30min, so as to obtain the aluminum alloy sealant;
(3) the aluminum alloy sealant is packaged in a sealing way.
CN202011411231.3A 2020-12-04 2020-12-04 High-density sealing agent for aluminum alloy surface treatment and preparation method thereof Pending CN112663109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011411231.3A CN112663109A (en) 2020-12-04 2020-12-04 High-density sealing agent for aluminum alloy surface treatment and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011411231.3A CN112663109A (en) 2020-12-04 2020-12-04 High-density sealing agent for aluminum alloy surface treatment and preparation method thereof

Publications (1)

Publication Number Publication Date
CN112663109A true CN112663109A (en) 2021-04-16

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CN202011411231.3A Pending CN112663109A (en) 2020-12-04 2020-12-04 High-density sealing agent for aluminum alloy surface treatment and preparation method thereof

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002293725A (en) * 2001-03-29 2002-10-09 National Institute Of Advanced Industrial & Technology Dental whitening agent and method for bleaching tooth using the same
CN107653472A (en) * 2017-09-22 2018-02-02 安徽霍山龙鑫金属科技有限公司 A kind of aluminum alloy surface handling process
CN109056028A (en) * 2018-07-20 2018-12-21 江苏飞拓界面工程科技有限公司 A kind of aluminium and aluminium alloy anode oxide aftertreatment fluid and preparation method thereof
CN109554740A (en) * 2018-11-29 2019-04-02 广州国弘化学有限公司 A kind of aluminium alloy sealer and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002293725A (en) * 2001-03-29 2002-10-09 National Institute Of Advanced Industrial & Technology Dental whitening agent and method for bleaching tooth using the same
CN107653472A (en) * 2017-09-22 2018-02-02 安徽霍山龙鑫金属科技有限公司 A kind of aluminum alloy surface handling process
CN109056028A (en) * 2018-07-20 2018-12-21 江苏飞拓界面工程科技有限公司 A kind of aluminium and aluminium alloy anode oxide aftertreatment fluid and preparation method thereof
CN109554740A (en) * 2018-11-29 2019-04-02 广州国弘化学有限公司 A kind of aluminium alloy sealer and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
江茜等: "镀锌层无铬封闭工艺研究", 电镀与涂饰, vol. 33, no. 23, pages 1020 - 1023 *

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