CN106318144B - A kind of wood grain powdery paints of aluminum profile fine definition, easy paper-tear picture - Google Patents
A kind of wood grain powdery paints of aluminum profile fine definition, easy paper-tear picture Download PDFInfo
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- CN106318144B CN106318144B CN201610716191.0A CN201610716191A CN106318144B CN 106318144 B CN106318144 B CN 106318144B CN 201610716191 A CN201610716191 A CN 201610716191A CN 106318144 B CN106318144 B CN 106318144B
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- aluminum profile
- wood grain
- powdery paints
- tear picture
- fine definition
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides a kind of aluminum profile fine definition, the wood grain powdery paints of easy paper-tear picture, are made of the component of following mass percent: saturation terminal carboxyl polyester resin 56-60%；TGIC is 4.2%-4.5%；Blanc fixe 22.1-31wt%；Levelling agent 0.8%-1.5%；Modified epoxy acrylic resin 0.8%-1.5%；Styrax 0.2%-0.4%；Pigment 7%-10%.Aluminum profile fine definition provided by the invention, strong water resistance, easy paper-tear picture wood grain powdery paints especially suitable for aluminum profile thermal transfer technology, have the characteristics that easy paper-tear picture, strong water resistance and fine definition while fabulous levelling can be obtained, while not influencing hardness of film.
Description
Technical field
The present invention relates to technical field of coatings, the wood grain powder of especially a kind of aluminum profile fine definition, easy paper-tear picture
Coating and preparation method thereof.
Background technique
Powdery paints with its low pollution, it is nuisanceless, labor productivity is high and is easy to implement automation paint the features such as, at
For the coating new varieties and new process quickly grown, and has become and generally acknowledged meet high efficiency, excellent film performance, life
State environment-friendly type and economical and 4E type coating products become one with fastest developing speed in various coating varieties, however pass through pursuing
While Ji, environmental protection, performance, people also rise the decorative requirement of coating increasingly.Aluminum profile is applied with transfer printing wood grain powder
Material be it is a kind of it is novel there is high decorative powdery paints kind, be widely used in building doors and windows, furniture and done
Utility etc., while application field is constantly expanding, market prospects are extremely wide.
Wood grain powdery paints is first obtained transfer printing wood grain powdery paints, then is sprayed on aluminum profile, after film-forming, is sticked
After woodgrained paper, by transfer technique, the pattern of woodgrained paper is transferred on film, film obtained has the similar figure of woodgrained paper
Case, decorative effect are fabulous.It is fuzzy not easily to occur paper-tear picture difficulty, transfer figure line during right wood grain powder transfer common at this stage
The disadvantages such as clarity, to limit the fast development of transfer printing wood grain powdery paints.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of aluminum profile fine definition, the wood grain powder of easy paper-tear picture
Coating is made of the component of following mass percent:
Preferably, fluoroacrylate monomer, 17- of the modified epoxy acrylic resin by component 5-10wt%
Other vinyl monomers of vinyl monomer and 78-65wt% of the 25wt% containing glycidyl are through free-radical polymerized synthesis.
Preferably, the saturation terminal carboxyl polyester resin acid value is 30-38mgKOH/g.
Preferably, the levelling agent is acrylate copolymer.
Preferably, the fluoroacrylate monomer is five fluorine propyl ester of acrylic acid trifluoro ethyl ester or acrylic acid.
Preferably, the vinyl monomer containing glycidyl can contract for glycidyl acrylate, methacrylic acid
Water glyceride.
Preferably, other described vinyl monomers can for esters of acrylic acid or methyl acrylic ester and styrene and its
Derivative.
The present invention also provides the aluminum profile fine definition, the preparation method of the wood grain powdery paints of easy paper-tear picture, packets
Include following steps:
1) it is pre-mixed: following raw material proportionally being put into compounding jar together and are pre-mixed；
2) melting extrusion: carrying out melting extrusion by double screw extruder for the raw material after premixing, tabletting, be crushed,
Wherein the area extruder I stabilizes to 105-115 DEG C, and the area II temperature is 110-120 DEG C；
It pulverizes and sieves: broken sheet stock being ground by ACM and carries out classification grinding, wherein powder diameter is 30-85 microns,
Screening is carried out by rotary screen again and obtains powder coating product, sieve used in the rotary screen is 180 mesh.
The invention has the following advantages:
Aluminum profile fine definition provided by the invention, strong water resistance, easy paper-tear picture wood grain powdery paints especially suitable for
Aluminum profile thermal transfer technology has easy paper-tear picture, strong water resistance and spy high-definition while capable of obtaining fabulous levelling
Point, while not influencing hardness of film.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Specific embodiment
The technical solution in the present invention is clearly and completely described below in conjunction with the embodiment of the present invention, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
All other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
Embodiment 1
Present embodiments provide a kind of aluminum profile fine definition, easy paper-tear picture wood grain powdery paints preparation method,
Detailed process are as follows:
1, by five fluorine propyl ester of the acrylic acid of 10g, the glycidyl methacrylate of 25g, 65g isobutyl
Ester, 2.5g benzoyl peroxide be made into dropwise addition mixed solution.100g ethyl acetate is added in the three-necked flask of 500ml and is risen
Temperature stirring after solvent refluxing starts that mixed solution is added dropwise, and about 2.5-3h is dripped, and is continued back flow reaction 2h, is added 0.5g mistake
Benzoyl Oxide is further continued for back flow reaction 3h.Steam neat solvent at reduced pressure conditions, temperature is no more than 180 DEG C, while hot blowing, cold
But, 101g modified epoxy acrylic resin is made in coarse crushing；
2, prepare aluminum profile fine definition, strong water resistance, easy paper-tear picture wood grain powdery paints:
(1) it is pre-mixed: following raw material being put into compounding jar together according to following weight percent and are pre-mixed:
Wherein saturated polyester uses the product SJ4E of Anhui Shenjian New Material Co., Ltd., and blanc fixe is using expensive
State China adds the product W-44HB of fine mining industry Co., Ltd, the levelling agent PV88 chemical using German moral letter benefit；
(2) melting extrusion: carrying out melting extrusion by double screw extruder for the raw material after premixing, tabletting, be crushed,
Wherein the area extruder I stabilizes to 105-115 DEG C, and the area II temperature is 110-120 DEG C；
(3) it pulverizes and sieves: broken sheet stock being ground by ACM and carries out classification grinding, wherein powder diameter is that 30-85 is micro-
Rice, then screening is carried out by rotary screen and obtains powder coating product, sieve used in the rotary screen is 180 mesh；
Powdery paints obtained is tested by relevant criterion, meets National Standard of the People's Republic of China's " aluminium alloy
Architectural shape Part IV: powder spray profile " (GB5237.4-2008) requirement.
Embodiment 2
The preparation process of the present embodiment is with embodiment 1, the difference is that fluoroacrylate monomer is acrylic acid trifluoro second
Ester；
Embodiment 3
The preparation process of the present embodiment is with embodiment 1, the difference is that the vinyl monomer containing glycidyl is acrylic acid contracting
Water glyceride；
Embodiment 4
The preparation process of the present embodiment is with embodiment 1, the difference is that other vinyl monomers are ethyl acrylate；
Embodiment 5
The preparation process of the present embodiment is with embodiment 1, the difference is that other vinyl monomers are styrene
Embodiment 6
The preparation process of the present embodiment is with embodiment 1, the difference is that five fluorine propyl ester dosage of acrylic acid is 5g；
Embodiment 7
The preparation process of the present embodiment is with embodiment 1, the difference is that glycidyl acrylate dosage is 17g；
Embodiment 8
The preparation process of the present embodiment is with embodiment 1, the difference is that Isobutyl methacrylate dosage is 78g；
Embodiment 9
The preparation process of the present embodiment is with embodiment 1, the difference is that modified epoxy acrylic resin dosage is 0.5%
wt；
Comparative example
The preparation process of the present embodiment is with embodiment 1, the difference is that being not added with modified epoxy propylene of the present invention
Acid resin.
The present invention also provides aluminum profile fine definition, strong water resistance, easy paper-tear picture wood grain powdery paints spraying work
Skill the following steps are included:
(1) powdery paints sprays to aluminium shape surface using high pressure electrostatic painting method；
(2) workpiece is put under the conditions of 200 DEG C and toasts 10min, be allowed to be fully cured；
(3) after workpiece is cooling, on a test piece with dedicated thermal transfer glue even spread, then wood grain is turned
Printing paper is covered and is wiped smooth；
It (4) will treated that workpiece is put under 160 DEG C of baking conditions toasts 15min；
(5) after cooling, transfer paper of tearing obtains wood grain powdery paints film；
The various performance indicators of film are tested, test result is as shown in Table 1；
The various performance indicators of film obtained by above-described embodiment are tested, test result is as shown in table 1；
Table 1
Levelling is PCI grade, and 1-10 grades, numerical value is bigger, and flow leveling is more excellent, and numerical value is smaller, and levelling is poorer；
Hardness is detected by GB/T6739-2006 standard；
Impact is detected by GB/T1732-1993 standard；
Water resistance is detected according to GB/T1733-1933 standard；Test result is 1-5 grades, and numerical value is smaller, water resistance
More excellent, numerical value is bigger, and water resistance is poorer；
Paper-tear picture performance test divides 1-5 grades
1 grade: easy paper-tear picture, the clean noresidue paper scrap of film；
2 grades: easy paper-tear picture, film have slightly residual paper scrap；
3 grades: easy paper-tear picture, film have a large amount of residual paper scraps；
4 grades: difficult paper-tear picture, film have a large amount of residual paper scraps；
5 grades: transfer paper cannot tear substantially；
Clarity performance test divides 1-5 grades
1 grade: clear patterns, true to nature, pattern boundaries are clearly demarcated；
2 grades: clear patterns, true to nature, partial pattern obscurity boundary；
3 grades: clear patterns, most of pattern boundaries are fuzzy；
4 grades: dim design, pattern boundaries are smudgy；
5 grades: dim design, pattern non-boundary；
By the above testing result it is found that aluminum profile fine definition, the strong water resistance, easy paper-tear picture of the method for the present invention preparation
Wood grain powdery paints especially suitable for aluminum profile thermal transfer technology, have while fabulous levelling can be obtained easy paper-tear picture,
The characteristics of strong water resistance and fine definition, while not influencing hardness of film.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (4)
1. the wood grain powdery paints of a kind of aluminum profile fine definition, easy paper-tear picture, which is characterized in that by following mass percent
Component is made:
It is saturated terminal carboxyl polyester resin 56%-60；
TGIC 4.2 -4.5；
Blanc fixe 22.1%-31；
Levelling agent 0.8-1.5；
Modified epoxy acrylic resin 0.8-1.5；
Styrax 0.2-0.4；
Pigment 7-10；
The modified epoxy acrylic resin contains contracting by fluoroacrylate monomer, the 17-25wt% of component 5-10wt%
Other vinyl monomers of the glyceryl vinyl monomer of water and 78-65wt% are through free-radical polymerized synthesis；
The fluoroacrylate monomer is five fluorine propyl ester of acrylic acid trifluoro ethyl ester or acrylic acid；
The vinyl monomer containing glycidyl can be glycidyl acrylate, glycidyl methacrylate；
Other described vinyl monomers can be esters of acrylic acid or methyl acrylic ester and Styrene and its derivatives.
2. according to claim 1 aluminum profile fine definition, easy paper-tear picture wood grain powdery paints, which is characterized in that it is described
Saturation terminal carboxyl polyester resin acid value is 30-38mgKOH/g.
3. according to claim 1 aluminum profile fine definition, easy paper-tear picture wood grain powdery paints, which is characterized in that it is described
Levelling agent is acrylate copolymer.
4. according to claim 1 aluminum profile fine definition, easy paper-tear picture wood grain powdery paints, which is characterized in that its make
Preparation Method the following steps are included:
1) it is pre-mixed: following raw material proportionally being put into compounding jar together and are pre-mixed；
It is saturated terminal carboxyl polyester resin 56%-60；
TGIC 4.2 -4.5；
Blanc fixe 22.1%-31；
Levelling agent 0.8-1.5；
Modified epoxy acrylic resin 0.8-1.5；
Styrax 0.2-0.4；
Pigment 7-10；
2) melting extrusion: carrying out melting extrusion by double screw extruder for the raw material after premixing, tabletting, be crushed, wherein
The area extruder I stabilizes to 105-115 DEG C, and the area II temperature is 110-120 DEG C；
3) it pulverizes and sieves: broken sheet stock being ground by ACM and carries out classification grinding, wherein powder diameter is 30-85 microns, then
Screening is carried out by rotary screen and obtains powder coating product, and sieve used in the rotary screen is 180 mesh.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716191.0A CN106318144B (en) | 2016-08-24 | 2016-08-24 | A kind of wood grain powdery paints of aluminum profile fine definition, easy paper-tear picture |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610716191.0A CN106318144B (en) | 2016-08-24 | 2016-08-24 | A kind of wood grain powdery paints of aluminum profile fine definition, easy paper-tear picture |
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| CN106318144A CN106318144A (en) | 2017-01-11 |
| CN106318144B true CN106318144B (en) | 2019-06-21 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107099223A (en) * | 2017-04-06 | 2017-08-29 | 佛山市涂亿装饰材料科技有限公司 | A kind of formula of aluminium section for buildings hydrophobic and the microstructure powder coating product of waterproof spot |
| CN107151516A (en) * | 2017-07-03 | 2017-09-12 | 佛山市南海嘉多彩粉末涂料有限公司 | A kind of extra-weather-proof thermal transfer printable powder paint compositions of high tenacity |
| CN107177291B (en) * | 2017-07-03 | 2019-02-15 | 佛山市南海嘉多彩粉末涂料有限公司 | A kind of powder paint compositions forming resistance to soiling transfer printing wood grain coating |
| CN107418395B (en) * | 2017-09-15 | 2022-02-08 | 立邦涂料（天津）有限公司 | Transparent polyester type powder coating, preparation method and application thereof |
| CN107793810A (en) * | 2017-10-16 | 2018-03-13 | 宁波天华邦粉末涂料有限公司 | Polyester transparent powdery paints and preparation method thereof |
| CN109627887A (en) * | 2019-01-07 | 2019-04-16 | 佛山市洋昊装饰材料有限公司 | A kind of outdoor imitative oxide powder coating, preparation method and applications |
| CN109971319A (en) * | 2019-04-19 | 2019-07-05 | 南京大学 | A kind of weather-proof anticorrosion polyester type powder paint containing glass fibre and clay mineral |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820010A (en) * | 2014-03-07 | 2014-05-28 | 广东华江粉末科技有限公司 | Glittering three-dimensional wood grain powder coating for aluminium profiles as well as preparation method and spraying technology of powder coating |
| CN105038526A (en) * | 2015-07-06 | 2015-11-11 | 广东华江粉末科技有限公司 | Three-dimensional simulative wood grain powder coating for aluminum profile and preparation method for three-dimensional simulative wood grain powder coating for aluminum profile |
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- 2016-08-24 CN CN201610716191.0A patent/CN106318144B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820010A (en) * | 2014-03-07 | 2014-05-28 | 广东华江粉末科技有限公司 | Glittering three-dimensional wood grain powder coating for aluminium profiles as well as preparation method and spraying technology of powder coating |
| CN105038526A (en) * | 2015-07-06 | 2015-11-11 | 广东华江粉末科技有限公司 | Three-dimensional simulative wood grain powder coating for aluminum profile and preparation method for three-dimensional simulative wood grain powder coating for aluminum profile |
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