CN106366806A - Preparation method of color-variable PU colorful wood lacquer base varnish - Google Patents
Preparation method of color-variable PU colorful wood lacquer base varnish Download PDFInfo
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- CN106366806A CN106366806A CN201610755925.6A CN201610755925A CN106366806A CN 106366806 A CN106366806 A CN 106366806A CN 201610755925 A CN201610755925 A CN 201610755925A CN 106366806 A CN106366806 A CN 106366806A
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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
- 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
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
- C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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)
- Paints Or Removers (AREA)
Abstract
The invention discloses a preparation method of color-variable PU colorful wood lacquer base varnish. The method includes the following steps of A, selecting a clean up-to-standard dispersion tank; B, sequentially putting in 41.3-60% of acrylic resin 1272, 25-40% of saturated polyester resin DP315, 1% of polyethylene wax slurry, 0.5-1% of dispersing agent BYK-110, 0.5-1% of flatting agent EFKA-3777, 0.1-0.2% of flatting agent EFKA-3600, 0.2-0.5% of defoaming agent BYK-066N and 1-2% of methyl isobutyl ketone MIBK; C, starting a dispersion machine for dispersion at low speed for 10 min; D, adding 5% of 15% polyamide wax slurry and 5-8% of 20% cellulose acetate, discharging not less than 2 KG of paint at a receiving port, and pouring the paint back into the dispersion tank to be evenly dispersed and then inspected; E, adding 0.5-1% of n-butyl acetate, and adjusting viscosity to 2500-3500 mpa.s/25 DEG C to prepare a first component, namely transparent base varnish. According to the transparent base varnish prepared through the method, the crosslinking degree design can be high, the hardness can be high, the flexibility can not become poor when the hardness is increased, and the luster is high.
Description
Technical field
The present invention relates to a kind of preparation method of changeable colour pu illusion-colour woodcare paint basis varnish.
Background technology
Pu flash of light woodcare paint is a kind of woodwork coating of decoration function admirable, can give people a kind of magnificent visual enjoyment, extensively
General for wood decoration, conven-tional luster paint product join paint construction after, because of common alkyd resin self-characteristic, the degree of cross linking cannot design
Too high, hardness does not rise too high, and pliability rises as well as hardness and is deteriorated, and gloss is also dimer, and pearl essence used is only
Single color can be reflected, color cannot become and dissolve different color with the movement of sight angle.
Accordingly, it would be desirable to improving to the basic varnish preparing pu illusion-colour woodcare paint and optimizing.
Content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides a kind of changeable colour pu illusion-colour woodcare paint basis varnish
Preparation method, prepared basic varnish has the features such as high glaze, high rigidity.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of preparation method of changeable colour pu illusion-colour woodcare paint basis varnish is it is characterised in that comprise the steps:
A, selection totally standard compliant dispersion cylinder；
B, put into 1272 acrylic resins 41.3%～60%, dp315 saturated polyester resin 25%～40%, poly- second successively
Alkene wax liquor 1%, byk-110 dispersant 0.5%～1%, efka-3777 levelling agent 0.5%～1%, efka-3600 levelling agent
0.1%～0.2%, byk-066n defoamer 0.2%～0.5%, mibk methyl iso-butyl ketone (MIBK) 2%～1%；
C, startup dispersion machine, low speed disperses 10 minutes；
D, add 15% polyamide wax liquor 5%, 20% cellulose acetate 5%～8%, seam release be no less than 2kg
Paint is refunded in dispersion cylinder, censorship after being uniformly dispersed；
E, addition n-butyl acetate 0.5%～1%, tune viscosity to 2500～3500mpa.s/25 DEG C, prepared first component is saturating
Bright basis varnish.
Further, in step c, low speed is 1200～1500r/min.
Further, the preparation method of described 20% cellulose acetate is:
Butanone 20%
Cab-551-0.2 20%
Butyl acetate 60%
Dispersion is stirred to being completely dissolved, to fineness≤15um.
The invention has the beneficial effects as follows: the transparent basis varnish being obtained using said method, enable to degree of cross linking design
Higher, hardness is high, and pliability will not rise with hardness and be deteriorated, and gloss is also higher.
Specific embodiment
The present invention is further detailed explanation below.
A kind of transparent basis varnish of the changeable colour pu illusion-colour woodcare paint of the present invention, according to weight ratio, including following composition:
Wherein, being formulated as of described 20% cellulose acetate:
Butanone 20%
Cab-551-0.2 20%
Butyl acetate 60%
Dispersion is stirred to being completely dissolved, to fineness≤15um.
The preparation method of above-mentioned transparent basis varnish, including with following steps:
A, selection totally standard compliant dispersion cylinder；
B, put into 1272 acrylic resins 41.3%～60%, dp315 saturated polyester resin 25%～40%, poly- second successively
Alkene wax liquor 1%, byk-110 dispersant 0.5%～1%, efka-3777 levelling agent 0.5%～1%, efka-3600 levelling agent
0.1%～0.2%, byk-066n defoamer 0.2%～0.5%, mibk methyl iso-butyl ketone (MIBK) 2%～1%；
C, startup dispersion machine, low speed (1200～1500r/min) disperses 10 minutes；
D, add 15% polyamide wax liquor 5%, 20% cellulose acetate 5%～8%, seam release be no less than 2kg
Paint is refunded in dispersion cylinder, censorship after being uniformly dispersed；
E, addition n-butyl acetate 0.5%～1%, tune viscosity to 2500～3500mpa.s/25 DEG C, prepared first component is saturating
Bright basis varnish.
Wherein, 1272: Niu Peisi company produces high Hydroxylated acrylic resin；Dp315:sapici company produces saturated polyester tree
Fat；
The proportioning mode of changeable colour pu illusion-colour woodcare paint is: the transparent basis varnish of 80%-92% adds joins 8%-20%'s
Variable color pearlescent pigment, female coloured silk is refined, and product chameleon series kc19805b, kc19815b, kc19816b etc. are multiple for limited company
Pearlescent pigment, can select the pearlescent pigment of different-effect when using according to customer requirement.
The preparation method of changeable colour pu illusion-colour woodcare paint is as follows:
A, selection totally standard compliant dispersion cylinder；
B, successively input base paint 80%～92%, startup dispersion machine, add under the rotating speed of low speed (400～600r/min)
Enter variable color pearlescent pigment 5%～20%, the dynamic cylinder side of shovel it is ensured that not bound edge, not conglomeration；
C, seam release no less than 2kg paint refund in dispersion cylinder, be uniformly dispersed with low speed (400～600r/min)
Censorship afterwards；
D, tune viscosity to 2500～3500mpa.s/25 DEG C, prepared pu illusion-colour paint.
Woodcare paint, as double-component paint, needs to use varnish cooperation firming agent, it is also desirable to dilute during construction, for this reason, will
As first component, the proportioning of wherein component B (firming agent) is above-mentioned changeable colour pu illusion-colour woodcare paint:
After dehydration, start dispersed with stirring 30 minutes, cooling discharge sealing after 70 DEG C of insulations.
Wherein, hi-100: BASF China produces 100% and admittedly contains hdi trimer curing agent；3390: Bayer
Company produces 90% and admittedly contains hdi trimer curing agent.
The proportioning of the wherein third component diluent is:
Stir, stand-by.
First component (basic clear varnish), component B, the third component, the proportioning of three components is 1: 0.8～1: 0.4, third group
Part is not involved in chemical reaction, only plays latting drown construction action.
The coating process of changeable colour pu illusion-colour woodcare paint is as follows:
A, construction on the sheet material make priming paint；
B, first, second, the third component are opened dilute in proportion；
C, pass through spraying application, paint film dries 30～60min；
D, with base paint, second, the third component open in proportion dilute after, cover last layer clear varnish of not polishing, paint film dries 30～
60min；
E, 70 DEG C of constant temperature drying rooms of immigration dry 60min～120min, get final product packaging and warehousing after removal drying room cooling.
Embodiment 1:
1) preparation of 20% cellulose acetate:
Butanone 20kg
cab-551-0.2 20kg
Butyl acetate 60kg
Dispersion is stirred to being completely dissolved, to fineness≤15um；
2) proportioning of first component transparent basis varnish:
It is uniformly dispersed to fineness≤25um, 2500～3500mpa.s/25 DEG C of viscosity
3) proportioning of first component illusion-colour paint:
Base paint 80kg
Variable color pearlescent pigment 20kg
4) proportioning of component B:
After dehydration, start dispersed with stirring 30 minutes, cooling discharge sealing after 70 DEG C of insulations.
Hi-100: BASF China produces 100% and admittedly contains hdi trimer curing agent；
3390: Beyer Co., Ltd produces 90% and admittedly contains hdi trimer curing agent；
5) proportioning of the third component
Stir, stand-by
The preparation of described first component transparent basis varnish comprises the following steps:
From totally standard compliant dispersion cylinder, put into 1272 41.3kg, dp315 40kg, polyethylene wax liquor successively
1kg, dispersant (byk-110) 1kg, levelling agent (efka-3777) 1kg, levelling agent (efka-3600) 0.2kg, defoamer
(byk-066n) 0.5kg, methyl iso-butyl ketone (MIBK) (mibk) 1kg, startup dispersion machine, with fast (1200～1500r/min) dispersion
10 minutes；Add 15% polyamide wax liquor 5kg, 20% cellulose acetate 8kg, release to fall no less than 2kg paint in seam
Return in dispersion cylinder, censorship after being uniformly dispersed；Add n-butyl acetate 1kg, adjust viscosity to 2500～3500mpa.s/25 DEG C, system
Obtain first component transparent basis varnish.
The preparation of described first component pu illusion-colour paint comprises the following steps:
From totally standard compliant dispersion cylinder, put into base paint 80kg successively, start dispersion machine, low speed (400～
Variable color pearlescent pigment 20kg is added, the dynamic cylinder side of shovel, it is ensured that not bound edge, not conglomeration, is put in seam under rotating speed 600r/min)
Go out and refund in dispersion cylinder no less than 2kg paint, censorship after being uniformly dispersed with (400～600r/min)；Prepared first component pu illusion-colour
Paint.
First component (the basic colored varnish), component B, the third component, the proportioning of three components are 1: 1: 0.4, and the third component is not involved in
Chemical reaction, only plays latting drown construction action.
Coating process: on the sheet material make priming paint construct, first, second, the third component open in proportion dilute after, by spraying apply
Work, dries after 30～60min after paint film, with base paint, second, the third component open in proportion dilute after, cover last layer of not polishing is transparent clear
Paint, dries after 30～60min after paint film, moves into 70 DEG C of constant temperature drying rooms and dries 60min～120min, can beat after removal drying room cooling
Wrap into storehouse.
Embodiment 2:
1) preparation of 20% cellulose acetate:
Butanone 20kg
cab-551-0.2 20kg
Butyl acetate 60kg
Dispersion is stirred to being completely dissolved, to fineness≤15um；
2) proportioning of first component transparent basis varnish:
It is uniformly dispersed to fineness≤25um, 2500～3500mpa.s/25 DEG C of viscosity
3) proportioning of first component illusion-colour paint:
Base paint 92kg
Variable color pearlescent pigment 8kg
4) proportioning of component B:
After dehydration, start dispersed with stirring 30 minutes, cooling discharge sealing after 70 DEG C of insulations.
Hi-100: BASF China produces 100% and admittedly contains hdi trimer curing agent；
3390: Beyer Co., Ltd produces 90% and admittedly contains hdi trimer curing agent；
5) proportioning of the third component
Stir, stand-by
The preparation of described first component transparent basis varnish comprises the following steps:
From totally standard compliant dispersion cylinder, put into 1272 60kg, dp315 25.2kg, polyethylene wax liquor successively
1kg, dispersant (byk-110) 0.5kg, levelling agent (efka-3777) 0.5kg, levelling agent (efka-3600) 0.1kg, disappear
Infusion (byk-066n) 0.2kg, methyl iso-butyl ketone (MIBK) (mibk) 2kg, startup dispersion machine, low speed (1200～1500r/min)
Dispersion 10 minutes；Add 15% polyamide wax liquor 5kg, 20% cellulose acetate 5kg, release no less than 2kg oil in seam
Paint is refunded in dispersion cylinder, censorship after being uniformly dispersed；Add n-butyl acetate 0.5kg, tune viscosity to 2500～3500mpa.s/25
DEG C, prepared first component transparent basis varnish.
The preparation of described first component pu illusion-colour paint comprises the following steps:
From totally standard compliant dispersion cylinder, put into base paint 92kg successively, start dispersion machine, low speed (400～
Add the dynamic cylinder side of variable color pearlescent pigment 8kg, shovel it is ensured that not bound edge, not conglomeration under rotating speed 600r/min), release in seam
Refund in dispersion cylinder no less than 2kg paint, censorship after being uniformly dispersed with (400～600r/min), prepared first component pu illusion-colour paint.
First component (the basic colored varnish), component B, the third component, the proportioning of three components are 1: 0.8: 0.4, and the third component is not joined
With chemical reaction, only play latting drown construction action.
Coating process: on the sheet material make priming paint construct, first, second, the third component open in proportion dilute after, by spraying apply
Work, dries after 30～60min after paint film, with base paint, second, the third component open in proportion dilute after, cover last layer of not polishing is transparent clear
Paint, dries after 30～60min after paint film, moves into 70 DEG C of constant temperature drying rooms and dries 60min～120min, can beat after removal drying room cooling
Wrap into storehouse.
Each performance indications of the pu illusion-colour woodcare paint that the present invention obtains are as follows:
The illusion-colour paint film of the present invention and the Performance comparision of the pu flash of light paint film bought back on the market, see table:
Detection method: performance indications can refer to gb/23997-2009, limits of harmful substances is with reference to gb18581-2009.
From data above, woodcare paint that the present invention is obtained is that a kind of have the high woodenware paint of high glaze, hardness, firmly
Degree is high, changeable colour performance is the first-selection that some need scratch-resistant wear-resisting resistance to changeable colour application.
The woodcare paint that the present invention is obtained, after testing and probationary certificate, the covering power of its coating is good, adhesive force is strong, hardness is high,
Gloss is high, water-fast, chemical resistance is good, pliability is good, changeable colour different color, during construction: good, the easy spraying of levelling, particularly exist
Hardness, gloss, changeable colour energy aspect, have excellent effect.
The above, the simply better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as
It reaches the technique effect of the present invention with any same or similar means, all should fall under the scope of the present invention.
Claims (3)
1. a kind of preparation method of changeable colour pu illusion-colour woodcare paint basis varnish is it is characterised in that comprise the steps:
From totally standard compliant dispersion cylinder；
Put into successively 1272 acrylic resins 41.3%～60%, dp315 saturated polyester resin 25%～40%, polyethylene wax liquor 1%,
Byk-110 dispersant 0.5%～1%, efka-3777 levelling agent 0.5%～1 %, efka-3600 levelling agent 0.1%～0.2%,
Byk-066n defoamer 0.2%～0.5%, mibk methyl iso-butyl ketone (MIBK) 2%～1%；
Start dispersion machine, low speed disperses 10 minutes；
Add 15% polyamide wax liquor 5%, 20% cellulose acetate 5%～8%, release in seam and refund point no less than 2kg paint
In scattered cylinder, censorship after being uniformly dispersed；
Add n-butyl acetate 0.5%～1%, adjust viscosity to 2500～3500mpa.s/25 DEG C, prepared first component is transparent basic clear
Paint.
2. a kind of changeable colour pu illusion-colour woodcare paint basis according to claim 1 varnish preparation method it is characterised in that:
In step c, low speed is 1200～1500r/min.
3. a kind of changeable colour pu illusion-colour woodcare paint basis according to claim 1 varnish preparation method it is characterised in that:
The preparation method of described 20% cellulose acetate is:
Butanone 20%
cab-551-0.2 20%
Butyl acetate 60%
Dispersion is stirred to being completely dissolved, to fineness≤15um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610755925.6A CN106366806A (en) | 2016-08-29 | 2016-08-29 | Preparation method of color-variable PU colorful wood lacquer base varnish |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610755925.6A CN106366806A (en) | 2016-08-29 | 2016-08-29 | Preparation method of color-variable PU colorful wood lacquer base varnish |
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| CN106366806A true CN106366806A (en) | 2017-02-01 |
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| CN201610755925.6A Pending CN106366806A (en) | 2016-08-29 | 2016-08-29 | Preparation method of color-variable PU colorful wood lacquer base varnish |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110922833A (en) * | 2019-11-25 | 2020-03-27 | 广东花王涂料有限公司 | Matte varnish for scientific wood veneer and preparation method thereof |
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|---|---|---|---|---|
| CN103980803A (en) * | 2014-06-04 | 2014-08-13 | 广东美涂士建材股份有限公司 | UV woodware laser roller-coating white finish coat and preparation method thereof |
| CN104031535A (en) * | 2014-06-26 | 2014-09-10 | 立邦涂料（天津）有限公司 | Novel low-matte polyester finish coating and preparation method thereof |
| CN104497826A (en) * | 2014-12-15 | 2015-04-08 | 广东巴德士化工有限公司 | PU anti-yellowing flat vanish sprayed on white finish for woodware |
| CN104962151A (en) * | 2015-06-30 | 2015-10-07 | 广东花王涂料有限公司 | Matte black finishing paint and preparation method thereof |
-
2016
- 2016-08-29 CN CN201610755925.6A patent/CN106366806A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980803A (en) * | 2014-06-04 | 2014-08-13 | 广东美涂士建材股份有限公司 | UV woodware laser roller-coating white finish coat and preparation method thereof |
| CN104031535A (en) * | 2014-06-26 | 2014-09-10 | 立邦涂料（天津）有限公司 | Novel low-matte polyester finish coating and preparation method thereof |
| CN104497826A (en) * | 2014-12-15 | 2015-04-08 | 广东巴德士化工有限公司 | PU anti-yellowing flat vanish sprayed on white finish for woodware |
| CN104962151A (en) * | 2015-06-30 | 2015-10-07 | 广东花王涂料有限公司 | Matte black finishing paint and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 徐峰等: "《建筑涂料》", 31 August 2007, 中国建筑工业出版社 * |
| 沈春林: "《涂料配方手册》", 29 February 2008, 中国石化出版 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110922833A (en) * | 2019-11-25 | 2020-03-27 | 广东花王涂料有限公司 | Matte varnish for scientific wood veneer and preparation method thereof |
| CN110922833B (en) * | 2019-11-25 | 2021-12-07 | 广东花王涂料有限公司 | Matte varnish for scientific wood veneer and preparation method thereof |
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