CN106566319A - Self-release electrical aluminium colour layer and preparation method thereof - Google Patents
Self-release electrical aluminium colour layer and preparation method thereof Download PDFInfo
- Publication number
- CN106566319A CN106566319A CN201610968365.2A CN201610968365A CN106566319A CN 106566319 A CN106566319 A CN 106566319A CN 201610968365 A CN201610968365 A CN 201610968365A CN 106566319 A CN106566319 A CN 106566319A
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- CN
- China
- Prior art keywords
- release
- anodized aluminium
- chromatograph
- aluminium chromatograph
- weight
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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
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
- C09D101/10—Esters of organic acids
- C09D101/14—Mixed esters, e.g. cellulose acetate-butyrate
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
Abstract
The invention provides a self-release electrical aluminium colour layer and a preparation method thereof. The self-release electrical aluminium colour layer comprises the following components with contents in parts by weight: 4-15 parts of cellulose acetate butyrate, 4-15 parts of PMMA copolymer, 70-92 parts of organic solvent and 0.01-1 part of additives. The self-release electrical aluminium colour layer is high in trimming performance and capable of realizing stamping and printing for fine lines; the complex operation of coating release is avoided, thus the production procedures are simplified, and high printability is achieved; and the self-release electrical aluminium colour layer is adaptive to higher process requirements of 'printing-after-stamping'.
Description
Technical field
The present invention relates to anodized aluminium thin film technique field, is related to a kind of from release anodized aluminium chromatograph and preparation method thereof.
Background technology
With the fast development and the raising of national life level of social economy, the aesthetic property of packaging material is increasingly subject to
The attention of consumer, or even become one of factor most directly perceived for affecting consumer goods market share.Therefore, manufacturer is also increasingly
Pay attention to application of the electrochemical aluminium film (being called gold stamping paper tinsel or gilding film) in packaging industry.
The production technology of current electrochemical aluminium film is more complicated, need successively on PET basement membranes through coating release layer,
It is thin that the 4-5 procedures such as coating chromatograph, radium-shine embossing (only laser film needs), vacuum aluminum-coated, coating gum can just obtain anodized aluminium
Film.Wherein, release layer is typically made up of the resin of the low-surface-energies such as water wax, OP waxes, and printing adaptability is very poor, it is impossible to meet existing
The requirement of the later process such as generation packaging product " printing after scalding "；Further, since there was only tens nanometers of thickness after release layer drying and forming-film
Degree, the requirement to painting work is also higher；Therefore, increasing manufacturer wishes to remove release layer, and exploitation has certainly
The anodized aluminium chromatograph of release performance.
It is at present with regard to the research from release anodized aluminium chromatograph and few.Chinese patent CN101921523B discloses one kind and exempts from
Release laser electrochemical aluminum hot-stamping foil imaging layer coating and preparation method thereof, employs polyurethane resin (5-10 parts), cellulose nitrate
Based on plain (3-8 parts), polyacrylate resin (5-15 parts), maleficent acid resin (1-8 parts), polyester resin (0-10 parts) etc.
Resin, with good from release performance.Chinese patent CN103192621B discloses a kind of controllable laser electrochemical of peeling force
Aluminum chromatograph, adopts a kind of butyl methacrylate copolymer (weight average molecular weight is 8.5～110,000) and a kind of acetyl cellulose
(weight average molecular weight is 2.5～30,000) compounding, can directly be coated with PET basement membranes and realize from release performance.But our research
It was found that, the trimming of both schemes is all not good enough, may be only available for the thermoprint of some large area patterns, and in fine lines class
Pattern aspect effect on driving birds is not good, range of application is quite restricted.Especially in CN103192621B, simple adding by cellulose esters
Enter amount to improve and improve coating strip force, trimming will be by heavy damage.But ironically, it has been found that some from
The good resin of type such as cellulose esters, acrylate, although its trimming is poor, but by the two mixture, certain
Ratio and suitable manufacturing condition under can but obtain good trimming, so as to solve release performance and trimming
The problem that can not get both of energy.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of from release anodized aluminium chromatograph and its preparation
Method, develop it is a kind of with good trimming, can be competent at fine lines thermoprint from release anodized aluminium chromatograph, eliminate coating from
The complex operations of type, not only simplify production process, and obtain printability well, be adapted to " printing after scalding " etc. more
High technological requirement.
The purpose of the present invention is achieved through the following technical solutions：
The invention provides it is a kind of from release anodized aluminium chromatograph, including each component of following weight portion content：
Preferably, the weight average molecular weight of the acetylbutyrylcellulose is 40,000～70,000, and vitrification point is 140～170
℃。
Preferably, the PMMA copolymers are methyl methacrylate, ethyl acrylate, butyl methacrylate three
Copolymer.
Preferably, in the PMMA copolymers weight content of methyl methacrylate more than 70%, the PMMA copolymerization
The weight average molecular weight of thing is 60,000～80,000.
Preferably, the PMMA copolymers and the weight ratio of acetylbutyrylcellulose are 4:6～6:4.
Preferably, the organic solvent is the mixture of one or more in alcohols, esters, ketone, ethers.
Preferably, the organic solvent is the mixed of one or more in ethanol, ethyl acetate, acetone, propylene glycol monomethyl ether
Compound.
Preferably, the auxiliary agent includes levelling agent, defoamer；The levelling agent is Siloxane-Oxyalkylene Copolymers, acrylic acid
One or more of esters levelling agent；The defoamer is one or more of alkynol class or modified polyorganosiloxane class.
Present invention also offers a kind of preparation method from release anodized aluminium chromatograph, comprises the following steps：
A, by organic solvent put into reactor in, constant temperature to 50 DEG C, under the conditions of high-speed stirred add acetate butyrate fiber
Element, is dissolved to clear；
B, 50 DEG C of constant temperature of maintenance, in batches add PMMA copolymers in reactor under moderate-speed mixer state；
C, auxiliary agent is added, after moderate-speed mixer, filtered, packaging.
Preferably, the speed of the high-speed stirred is 1000～1500r/min；The speed of the moderate-speed mixer be 300～
500r/min。
Prior art is compared, and the present invention has following beneficial effect：
1. the invention provides a kind of need not be coated with release anodized aluminium chromatograph solution；
2. the invention provides a kind of " printing after scalding " the anodized aluminium chromatograph of trimming well, with good print adaptive is solved
Scheme；
3. the invention provides solving a kind of scheme of resin release performance and trimming.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, some deformations and improvement can also be made.These belong to the present invention
Protection domain.
Following embodiments provide a kind of from release anodized aluminium chromatograph, including each component of following weight portion content：
The weight average molecular weight of the acetylbutyrylcellulose is 40,000～70,000, and vitrification point is 140～170 DEG C.
The PMMA copolymers are methyl methacrylate, ethyl acrylate, the copolymer of butyl methacrylate three.
The weight content of methyl methacrylate is more than 70% in the PMMA copolymers, and the weight of the PMMA copolymers is equal
Molecular weight is 60,000～80,000.
The PMMA copolymers are 4 with the weight ratio of acetylbutyrylcellulose:6～6:4.
The organic solvent is the mixture of one or more in alcohols, esters, ketone, ethers.
The organic solvent is the mixture of one or more in ethanol, ethyl acetate, acetone, propylene glycol monomethyl ether.
The auxiliary agent includes levelling agent, defoamer；The levelling agent is Siloxane-Oxyalkylene Copolymers, esters of acrylic acid levelling
One or more of agent；The defoamer is one or more of alkynol class or modified polyorganosiloxane class.
The described preparation method from release anodized aluminium chromatograph, comprises the following steps：
(1) by organic solvent put into reactor in, constant temperature to 50 DEG C, (1000～1500r/ under the conditions of high-speed stirred
Min) acetylbutyrylcellulose is added, is dissolved to clear；
(2) 50 DEG C of constant temperature is maintained, (300～500r/min) in batches adds PMMA copolymers under moderate-speed mixer state
In reactor (at least more than 3 batches), PMMA copolymer molecules segment is preferably interted and be scattered in celluosic resin
In network structure；
(3) auxiliary agent is added, after moderate-speed mixer 20min, using 200 mesh filter screen filtrations, packaging.
Embodiment 1～3
The present embodiment 1-3 provide it is a kind of from release anodized aluminium chromatograph, the component and its parts by weight it is as shown in table 1.
Comparative example 1～2
This comparative example 1-2 provide it is a kind of from release anodized aluminium chromatograph, its component is same as Example 1, the component
Parts by weight are as shown in table 1.
Table 1
Comparative example 3
This comparative example is prepared using the method for description embodiment 2 in patent documentation CN103192621B, its results of property
As shown in table 1.
Comparative example 4
This comparative example is prepared using the method for description embodiment 3 in patent documentation CN101921523B, its results of property
As shown in table 1.
Comparative example 5
This comparative example 5 provides a kind of from release anodized aluminium chromatograph, its component and parts by weight and the basic phase of embodiment 1
Together, the difference is that only, the weight average molecular weight of the acetylbutyrylcellulose that the present invention is adopted is for 2.5 ten thousand.It is prepared by this comparative example
The main performance testing results from release anodized aluminium chromatograph it is as shown in table 2.
Comparative example 6
This comparative example 6 provides a kind of from release anodized aluminium chromatograph, its component and parts by weight and the basic phase of embodiment 1
Together, the difference is that only, the weight average molecular weight of the PMMA copolymers of the present invention is 50,000.This comparative example prepare from release electricity
The main performance testing results for changing aluminum chromatograph are as shown in table 2.
Comparative example 7
This comparative example 7 provides a kind of from release anodized aluminium chromatograph, its component and parts by weight and the basic phase of embodiment 1
Together, the difference is that only, the PMMA copolymers of the present invention are the copolymer of methyl methacrylate and butyl methacrylate.
Main performance testing results from release anodized aluminium chromatograph prepared by this comparative example are as shown in table 2.
Table 2
In sum, the present invention prepare from release anodized aluminium chromatograph have good trimming, can be competent at fine lines scald
Print, eliminates the release complex operations of coating, not only simplify production process, and obtains printability well, can be with
Adapt to higher technological requirements such as " printing after scalding ".
Concrete application approach of the present invention is a lot, and the above is only the preferred embodiment of the present invention.It should be pointed out that more than
Embodiment is merely to illustrate the present invention, and is not limited to protection scope of the present invention.For the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvement can also be made, these improvement also should be regarded as this
Bright protection domain.
Claims (10)
1. it is a kind of from release anodized aluminium chromatograph, it is characterised in that including each component of following weight portion content：
2. it is as claimed in claim 1 from release anodized aluminium chromatograph, it is characterised in that the acetylbutyrylcellulose is divided equally again
Son amount is 40,000～70,000, and vitrification point is 140～170 DEG C.
3. it is as claimed in claim 1 from release anodized aluminium chromatograph, it is characterised in that the PMMA copolymers are methacrylic acid
Methyl ester, ethyl acrylate, the copolymer of butyl methacrylate three.
4. it is as claimed in claim 3 from release anodized aluminium chromatograph, it is characterised in that methacrylic acid in the PMMA copolymers
The weight content of methyl ester is more than 70%；The weight average molecular weight of the PMMA copolymers is 60,000～80,000.
5. it is as claimed in claim 1 from release anodized aluminium chromatograph, it is characterised in that the PMMA copolymers are fine with acetate butyrate
The weight ratio of dimension element is 4:6～6:4.
6. it is as claimed in claim 1 from release anodized aluminium chromatograph, it is characterised in that the organic solvent is alcohols, esters, ketone
The mixture of one or more in class, ethers.
7. it is as claimed in claim 6 from release anodized aluminium chromatograph, it is characterised in that the organic solvent is ethanol, acetic acid second
The mixture of one or more in ester, acetone, propylene glycol monomethyl ether.
8. it is as claimed in claim 1 from release anodized aluminium chromatograph, it is characterised in that the auxiliary agent includes levelling agent, defoamer；
The levelling agent is one or more of Siloxane-Oxyalkylene Copolymers, esters of acrylic acid levelling agent；The defoamer is alkynol class
Or one or more of modified polyorganosiloxane class.
9. it is a kind of as claimed in claim 1 from the preparation method of release anodized aluminium chromatograph, it is characterised in that including following step
Suddenly：
A, by organic solvent put into reactor in, constant temperature adds acetylbutyrylcellulose to 50 DEG C, under the conditions of high-speed stirred, molten
Solution is to clear；
B, 50 DEG C of constant temperature of maintenance, in batches add PMMA copolymers in reactor under moderate-speed mixer state；
C, auxiliary agent is added, after moderate-speed mixer, filtered, packaging.
10. as claimed in claim 9 from the preparation method of release anodized aluminium chromatograph, it is characterised in that the high-speed stirred
Speed is 1000～1500r/min；The speed of the moderate-speed mixer is 300～500r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610968365.2A CN106566319A (en) | 2016-10-26 | 2016-10-26 | Self-release electrical aluminium colour layer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610968365.2A CN106566319A (en) | 2016-10-26 | 2016-10-26 | Self-release electrical aluminium colour layer and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106566319A true CN106566319A (en) | 2017-04-19 |
Family
ID=58539968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610968365.2A Pending CN106566319A (en) | 2016-10-26 | 2016-10-26 | Self-release electrical aluminium colour layer and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN106566319A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112898901A (en) * | 2021-01-21 | 2021-06-04 | 恒丰材料科技(浙江)股份有限公司 | Release agent for hot stamping |
| CN117264490A (en) * | 2023-10-25 | 2023-12-22 | 重庆韩拓科技有限公司 | Release-free colorant for electrochemical aluminum coating and preparation method thereof |
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| CN101402817A (en) * | 2008-11-14 | 2009-04-08 | 上海维凯化学品有限公司 | Environment-friendly holography aluminising transfer paint, preparation and uses thereof |
| CN101407689A (en) * | 2008-11-14 | 2009-04-15 | 上海维凯化学品有限公司 | Single coating transfer aluminum plating coating, and preparation and use thereof |
| JP2011072997A (en) * | 2010-11-15 | 2011-04-14 | Nissan Motor Co Ltd | Metallic coating method and laminated coating film |
| CN102241923A (en) * | 2011-06-30 | 2011-11-16 | 上海维凯化学品有限公司 | Shifted Al-plating paint for offset printing, preparation method and application thereof |
| CN102643588A (en) * | 2012-04-18 | 2012-08-22 | 上海维凯化学品有限公司 | Holographic laser cold-turning gold stamping transfer coating composition and preparation method thereof |
| CN103192621A (en) * | 2013-01-07 | 2013-07-10 | 湖北联合天诚防伪技术股份有限公司 | Laser alumite stamping foil with controllable peel strength and preparation method thereof |
-
2016
- 2016-10-26 CN CN201610968365.2A patent/CN106566319A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101402817A (en) * | 2008-11-14 | 2009-04-08 | 上海维凯化学品有限公司 | Environment-friendly holography aluminising transfer paint, preparation and uses thereof |
| CN101407689A (en) * | 2008-11-14 | 2009-04-15 | 上海维凯化学品有限公司 | Single coating transfer aluminum plating coating, and preparation and use thereof |
| JP2011072997A (en) * | 2010-11-15 | 2011-04-14 | Nissan Motor Co Ltd | Metallic coating method and laminated coating film |
| CN102241923A (en) * | 2011-06-30 | 2011-11-16 | 上海维凯化学品有限公司 | Shifted Al-plating paint for offset printing, preparation method and application thereof |
| CN102643588A (en) * | 2012-04-18 | 2012-08-22 | 上海维凯化学品有限公司 | Holographic laser cold-turning gold stamping transfer coating composition and preparation method thereof |
| CN103192621A (en) * | 2013-01-07 | 2013-07-10 | 湖北联合天诚防伪技术股份有限公司 | Laser alumite stamping foil with controllable peel strength and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112898901A (en) * | 2021-01-21 | 2021-06-04 | 恒丰材料科技(浙江)股份有限公司 | Release agent for hot stamping |
| CN117264490A (en) * | 2023-10-25 | 2023-12-22 | 重庆韩拓科技有限公司 | Release-free colorant for electrochemical aluminum coating and preparation method thereof |
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| PB01 | Publication | ||
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Application publication date: 20170419 |