CN110041748A - A kind of paint stripper of metal surface UV paint - Google Patents
A kind of paint stripper of metal surface UV paint Download PDFInfo
- Publication number
- CN110041748A CN110041748A CN201910348241.8A CN201910348241A CN110041748A CN 110041748 A CN110041748 A CN 110041748A CN 201910348241 A CN201910348241 A CN 201910348241A CN 110041748 A CN110041748 A CN 110041748A
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- CN
- China
- Prior art keywords
- weight
- parts
- paint
- metal surface
- diphenylamine
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D9/00—Chemical paint or ink removers
- C09D9/005—Chemical paint or ink removers containing organic solvents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D9/00—Chemical paint or ink removers
- C09D9/04—Chemical paint or ink removers with surface-active agents
Abstract
The present invention relates to a kind of paint stripper of metal surface UV paint, paint stripper is made of the water of the n-methyl-2-pyrrolidone of 50-70 parts by weight, the anionic surfactant of 1-5 parts by weight, the nonionic surfactant of 1-5 parts by weight, the organic base of 3-10 parts by weight, the ethyl alcohol of 20-30 parts by weight, the solvent naphtha of 5-7 parts by weight, the diphenylamine derivatives of 4-12 parts by weight and 3-9 parts by weight.The present invention has selected diphenylamine derivatives, can substantially reduce the adhesive force between UV paint and metal, can realize quick depainting in metal surface.
Description
Technical field
The present invention relates to a kind of paint strippers of metal surface UV paint.
Background technique
Organic paint stripper is the liquid mixed by chlorohydrocarbon, benzene homologues, ester, alcohol, ether equal solvent.There is invention machine depainting
Agent is because of the advantages that its is easy to use, paint removal efficiency is high, stability is good and metal protection is small, and invention has become in the market at present
Mainstream paint stripper.As disclosed matching for paint stripper in " for polyester, the paint stripper of polyesterimide enameled copper round wire paint film " patent
Side, component is by mass fraction are as follows: 30~50% formic acid, 30~40% chloroforms, 5~35% cresols, invention 0~
5% additive composition.In a kind of " powerful paint stripper " patent, disclose by quality distribute bright number be 0~5% surfactant,
72~78% methylene chloride, 0~3% ethyl acetate, 0.78~0.8% thickener, invention 0.6~0.7% paraffin, 4.85~
10% phenol, 5~9% ethyl alcohol, 0~6% formic acid, 0~6% ammonium hydroxide, 0~1% nitrous invent sour sodium composition.Though this kind of paint stripper
Depainting is thoroughly and applied widely, but not ideal enough in terms of the processing of metal surface UV paint.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of metal surface UV paint paint stripper by
The n-methyl-2-pyrrolidone of 50-70 parts by weight, the anionic surfactant of 1-5 parts by weight, 1-5 parts by weight nonionic
Surfactant, the organic base of 3-10 parts by weight, the ethyl alcohol of 20-30 parts by weight, the solvent naphtha of 5-7 parts by weight, 4-12 parts by weight
Diphenylamine derivatives and 3-9 parts by weight water composition.
The anionic surfactant is selected from lauryl sodium sulfate, neopelex, laruyl alcohol polyoxy second
One or more of alkene ether sodium sulfate.
The nonionic surfactant is selected from nonylphenol polyoxyethylene ether, polyoxyethylene carboxylate, fatty acid methyl ester
One or more of ethoxylate.
The organic base is selected from one of sodium methoxide, potassium tert-butoxide, lithium diisopropyl amido, hexamethyldisilazane lithium
Or it is several.
The diphenylamine derivatives is selected to methyldiphenylamine, 4,4'- bis- (propyloxy phenyl base) diphenylamines, 2,4- diformazans
Base diphenylamines, dioctyl diphenylamine, styrenated diphenylamine, 4- octyl diphenylamine, 4- tert-butyl diphenylamine, Α, Α '-hexichol
One or more of amido paraxylene.
The present invention selects n-methyl-2-pyrrolidone as bulk solvent, since n-methyl-2-pyrrolidone has very well
The feature of environmental protection, with UV paint in small molecule component have good compatibility, can soon realize UV paint swelling, meanwhile,
The present invention has selected diphenylamine derivatives, can substantially reduce the adhesive force between UV paint and metal, can be in metal surface reality
Now quick depainting.
The above-mentioned of the application and other features, aspects and advantages are more readily understood with reference to following detailed description.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Description, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright a part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, ordinary skill
Personnel's all other embodiment obtained under the premise of being not necessarily to creative work, shall fall within the protection scope of the present invention.
Unless otherwise defined, the technical term or scientific term used herein should be in fields of the present invention and has
The ordinary meaning that the personage of general technical ability is understood.Used in present patent application specification and claims " the
One ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different
Component part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates that there are at least one.
A kind of paint stripper of metal surface UV paint is by the n-methyl-2-pyrrolidone of 50-70 parts by weight, 1-5 parts by weight
Anionic surfactant, the nonionic surfactant of 1-5 parts by weight, the organic base of 3-10 parts by weight, 20-30 parts by weight
Ethyl alcohol, the solvent naphtha of 5-7 parts by weight, the diphenylamine derivatives of 4-12 parts by weight and 3-9 parts by weight water composition.
The anionic surfactant is selected from lauryl sodium sulfate, neopelex, laruyl alcohol polyoxy second
One or more of alkene ether sodium sulfate.
The nonionic surfactant is selected from nonylphenol polyoxyethylene ether, polyoxyethylene carboxylate, fatty acid methyl ester
One or more of ethoxylate.
The organic base is selected from one of sodium methoxide, potassium tert-butoxide, lithium diisopropyl amido, hexamethyldisilazane lithium
Or it is several.
The diphenylamine derivatives is selected to methyldiphenylamine, 4,4'- bis- (propyloxy phenyl base) diphenylamines, 2,4- diformazans
Base diphenylamines, dioctyl diphenylamine, styrenated diphenylamine, 4- octyl diphenylamine, 4- tert-butyl diphenylamine, Α, Α '-hexichol
One or more of amido paraxylene.
In following embodiments, anionic surfactant is lauryl sodium sulfate, and nonionic surfactant is nonyl
Phenol polyethenoxy ether, organic base are lithium diisopropyl amido, and diphenylamine derivatives is 4- tert-butyl diphenylamine.
Embodiment 1
By several piece it is identical to depainting steel plate (surface be Hangzhou Ya Sheng paint, printing ink Co., Ltd JH-710UV finishing coat,
Steel plate is general steel plate, and grinding process is passed through on surface, with a thickness of 10 microns) it is dipped in the depainting agent solution completely, paint stripper
Operating temperature range be 60 DEG C.It every 1 minute, will be taken out to depainting steel plate, whether observation surface completes to remove UV paint.
Paint stripper is by the n-methyl-2-pyrrolidone of 60 parts by weight, the anionic surfactant of 3 parts by weight, 3 parts by weight
Nonionic surfactant, the organic base of 4 parts by weight, the ethyl alcohol of 25 parts by weight, the solvent naphthas of 6 parts by weight, 8 parts by weight
Diphenylamine derivatives and the water of 8 parts by weight composition.Testing the time completely removed is 8 minutes.
Embodiment 2
By several piece it is identical to depainting steel plate (surface be Hangzhou Ya Sheng paint, printing ink Co., Ltd JH-710UV finishing coat,
Steel plate is general steel plate, and grinding process is passed through on surface, with a thickness of 10 microns) it is dipped in the depainting agent solution completely, paint stripper
Operating temperature range be 60 DEG C.It every 1 minute, will be taken out to depainting steel plate, whether observation surface completes to remove UV paint.
Paint stripper is by the n-methyl-2-pyrrolidone of 65 parts by weight, the anionic surfactant of 4 parts by weight, 4 parts by weight
Nonionic surfactant, the organic base of 5 parts by weight, the ethyl alcohol of 22 parts by weight, the solvent naphthas of 7 parts by weight, 9 parts by weight
Diphenylamine derivatives and the water of 8 parts by weight composition.Testing the time completely removed is 9 minutes.
Embodiment 3
By several piece it is identical to depainting steel plate (surface be Hangzhou Ya Sheng paint, printing ink Co., Ltd JH-710UV finishing coat,
Steel plate is general steel plate, and grinding process is passed through on surface, with a thickness of 10 microns) it is dipped in the depainting agent solution completely, paint stripper
Operating temperature range be 60 DEG C.It every 1 minute, will be taken out to depainting steel plate, whether observation surface completes to remove UV paint.
Paint stripper is by the n-methyl-2-pyrrolidone of 65 parts by weight, the anionic surfactant of 6 parts by weight, 6 parts by weight
Nonionic surfactant, the organic base of 8 parts by weight, the ethyl alcohol of 12 parts by weight, the solvent naphthas of 10 parts by weight, 3 parts by weight
Diphenylamine derivatives and the water of 9 parts by weight composition.Testing the time completely removed is 13 minutes.
Embodiment 4
By several piece it is identical to depainting steel plate (surface be Hangzhou Ya Sheng paint, printing ink Co., Ltd JH-710UV finishing coat,
Steel plate is general steel plate, and grinding process is passed through on surface, with a thickness of 10 microns) it is dipped in the depainting agent solution completely, paint stripper
Operating temperature range be 60 DEG C.It every 1 minute, will be taken out to depainting steel plate, whether observation surface completes to remove UV paint.
Paint stripper is by the n-methyl-2-pyrrolidone of 65 parts by weight, the anionic surfactant of 2 parts by weight, 9 parts by weight
Nonionic surfactant, the organic base of 13 parts by weight, the ethyl alcohol of 27 parts by weight, the solvent naphthas of 2 parts by weight, 14 parts by weight
Diphenylamine derivatives and the water of 3 parts by weight composition.Testing the time completely removed is 12 minutes.
Comparative example 1
By several piece it is identical to depainting steel plate (surface be Hangzhou Ya Sheng paint, printing ink Co., Ltd JH-710UV finishing coat,
Steel plate is general steel plate, and grinding process is passed through on surface, with a thickness of 10 microns) it is dipped in the depainting agent solution completely, paint stripper
Operating temperature range be 60 DEG C.It every 1 minute, will be taken out to depainting steel plate, whether observation surface completes to remove UV paint.
Paint stripper is by the n-methyl-2-pyrrolidone of 60 parts by weight, the anionic surfactant of 3 parts by weight, 3 parts by weight
Nonionic surfactant, the organic base of 4 parts by weight, the ethyl alcohol of 25 parts by weight, the solvent naphtha of 6 parts by weight and 8 parts by weight
Water composition.Testing the time completely removed is 18 minutes.
Comparative example 2
By several piece it is identical to depainting steel plate (surface be Hangzhou Ya Sheng paint, printing ink Co., Ltd JH-710UV finishing coat,
Steel plate is general steel plate, and grinding process is passed through on surface, with a thickness of 10 microns) it is dipped in the depainting agent solution completely, paint stripper
Operating temperature range be 60 DEG C.It every 1 minute, will be taken out to depainting steel plate, whether observation surface completes to remove UV paint.
Paint stripper is by the n-methyl-2-pyrrolidone of 60 parts by weight, the anionic surfactant of 3 parts by weight, 3 parts by weight
Nonionic surfactant, the ethyl alcohol of 25 parts by weight, the solvent naphtha of 6 parts by weight, 8 parts by weight diphenylamine derivatives and 8
The water of parts by weight forms.Testing the time completely removed is 24 minutes.
As can be seen that formula of the invention has preferably removal UV paint.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, narrating mode is merely for the sake of clarity in this of specification, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of paint stripper of metal surface UV paint, which is characterized in that the paint stripper by 50-70 parts by weight N- methyl -2-
Pyrrolidones, the anionic surfactant of 1-5 parts by weight, the nonionic surfactant of 1-5 parts by weight, 3-10 parts by weight
Organic base, the ethyl alcohol of 20-30 parts by weight, the solvent naphtha of 5-7 parts by weight, the diphenylamine derivatives of 4-12 parts by weight and 3-9 weight
Measure the water composition of part.
2. a kind of paint stripper of metal surface UV paint according to claim 1, which is characterized in that the anionic surface is living
Property agent be selected from one or more of lauryl sodium sulfate, neopelex, ethoxylated dodecyl alcohol sodium sulphate.
3. a kind of paint stripper of metal surface UV paint according to claim 1, which is characterized in that the non-ionic surface is living
Property agent be selected from one or more of nonylphenol polyoxyethylene ether, polyoxyethylene carboxylate, fatty acid methyl ester ethoxylate.
4. a kind of paint stripper of metal surface UV paint according to claim 1, which is characterized in that the organic base is selected from first
One or more of sodium alkoxide, potassium tert-butoxide, lithium diisopropyl amido, hexamethyldisilazane lithium.
5. a kind of paint stripper of metal surface UV paint according to claim 1, which is characterized in that the diphenylamine derivatives
Selected to methyldiphenylamine, 4,4'- bis- (propyloxy phenyl base) diphenylamines, 2,4- dimethyl diphenylamines, dioctyl diphenylamine, benzene second
Alkylene diphenylamines, 4- octyl diphenylamine, 4- tert-butyl diphenylamine, Α, one or more of Α '-hexichol amido paraxylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348241.8A CN110041748A (en) | 2019-04-28 | 2019-04-28 | A kind of paint stripper of metal surface UV paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910348241.8A CN110041748A (en) | 2019-04-28 | 2019-04-28 | A kind of paint stripper of metal surface UV paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110041748A true CN110041748A (en) | 2019-07-23 |
Family
ID=67279763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910348241.8A Pending CN110041748A (en) | 2019-04-28 | 2019-04-28 | A kind of paint stripper of metal surface UV paint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110041748A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06299107A (en) * | 1993-04-14 | 1994-10-25 | Toyota Central Res & Dev Lab Inc | Coating film releasing agent composition liquid and method for releasing coating film |
| CN1231313A (en) * | 1998-04-07 | 1999-10-13 | 吴坚 | Remover for printing ink |
| CN101323723A (en) * | 2008-07-25 | 2008-12-17 | 东南大学 | Environment-friendly type aqueous paint remover for removing polysiloxane paint |
| CN102391711A (en) * | 2011-09-13 | 2012-03-28 | 天津德高化成电子材料有限公司 | Epoxy resin and silicon resin cured coating and encapsulation removing agent |
| CN106590142A (en) * | 2016-12-29 | 2017-04-26 | 义乌市中科院兰州化物所功能材料中心 | Water-based paint remover applied to zipper production and preparation method thereof |
-
2019
- 2019-04-28 CN CN201910348241.8A patent/CN110041748A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06299107A (en) * | 1993-04-14 | 1994-10-25 | Toyota Central Res & Dev Lab Inc | Coating film releasing agent composition liquid and method for releasing coating film |
| CN1231313A (en) * | 1998-04-07 | 1999-10-13 | 吴坚 | Remover for printing ink |
| CN101323723A (en) * | 2008-07-25 | 2008-12-17 | 东南大学 | Environment-friendly type aqueous paint remover for removing polysiloxane paint |
| CN102391711A (en) * | 2011-09-13 | 2012-03-28 | 天津德高化成电子材料有限公司 | Epoxy resin and silicon resin cured coating and encapsulation removing agent |
| CN106590142A (en) * | 2016-12-29 | 2017-04-26 | 义乌市中科院兰州化物所功能材料中心 | Water-based paint remover applied to zipper production and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 梁治齐: "《实用清洗技术手册》", 31 January 2000 * |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190723 |
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