CN106366807A - Method for preparing variable color PU multicolor carpentry paint - Google Patents
Method for preparing variable color PU multicolor carpentry paint Download PDFInfo
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- CN106366807A CN106366807A CN201610756001.8A CN201610756001A CN106366807A CN 106366807 A CN106366807 A CN 106366807A CN 201610756001 A CN201610756001 A CN 201610756001A CN 106366807 A CN106366807 A CN 106366807A
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- paint
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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
- 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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- 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 method for preparing variable color PU multicolor carpentry paint. The method comprises the following steps: A, selecting a clean dispersing jar according with the standard; B, sequentially adding 80-92% of basic paint, starting a dispersion machine, adding 5-20% of color-changing shimmer paint at a low rotating speed, and shoveling the jar edge, so that edge covering and agglomeration can be avoided; C, discharging not less than 2kg of paint at the joint, pouring the paint back into the dispersing jar, uniformly dispersing at a low speed, and inspecting; D, adjusting the viscosity to be 2500-3500mpa.s/25 DEG C, so as to obtain the PU multicolor paint. The multicolor carpentry paint prepared by the process has the characteristics of high glossiness, high hardness, variable color and the like.
Description
Technical field
The present invention relates to the preparation method of changeable colour pu illusion-colour woodcare paint.
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 preparation 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 the preparation method of changeable colour pu illusion-colour woodcare paint, tool
There is the features such as high glaze, high rigidity, changeable colour.
The technical solution adopted for the present invention to solve the technical problems is:
The preparation method of changeable colour pu illusion-colour woodcare paint is it is characterised in that comprise the steps:
A, selection totally standard compliant dispersion cylinder；
B, successively input base paint 80%～92%, startup dispersion machine, add variable color pearlescent pigment under the rotating speed of low speed
5%～20%, shovel dynamic cylinder side it is ensured that not bound edge, not conglomeration；
C, seam release no less than 2kg paint refund in dispersion cylinder, censorship after being uniformly dispersed with low speed；
D, tune viscosity to 2500～3500mpa.s/25 DEG C, prepared pu illusion-colour paint.
Further, described base paint adopts following steps to be obtained:
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, described low speed is 1200～1500r/min.
The invention has the beneficial effects as follows: the illusion-colour woodcare paint being obtained using above-mentioned technique, tool high glaze, high rigidity, variable
The features such as color.
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
Minute；Add 15% polyamide wax liquor 5kg, 20% cellulose acetate 8kg, release in seam and refund point no less than 2kg paint
In scattered cylinder, censorship after being uniformly dispersed；Add n-butyl acetate 1kg, adjust viscosity to 2500～3500mpa.s/25 DEG C, prepared first group
Part 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, releases in seam under rotating speed 600r/min)
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, defoamer
(byk-066n) 0.2kg, methyl iso-butyl ketone (MIBK) (mibk) 2kg, startup dispersion machine, low speed (1200～1500r/min) dispersion 10
Minute；Add 15% polyamide wax liquor 5kg, 20% cellulose acetate 5kg, release in seam and refund point no less than 2kg paint
In scattered cylinder, censorship after being uniformly dispersed；Add n-butyl acetate 0.5kg, adjust 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. the preparation method of changeable colour pu illusion-colour woodcare paint is it is characterised in that comprise the steps:
From totally standard compliant dispersion cylinder；
Put into base paint 80%～92% successively, start dispersion machine, add under the rotating speed of low speed variable color pearlescent pigment 5%～
20%th, shovel dynamic cylinder side it is ensured that not bound edge, not conglomeration；
Releasing in seam refunds in dispersion cylinder no less than 2kg paint, censorship after being uniformly dispersed with low speed；
Adjust viscosity to 2500～3500mpa.s/25 DEG C, prepared pu illusion-colour paint.
2. changeable colour pu illusion-colour woodcare paint according to claim 1 preparation method it is characterised in that: described base paint is adopted
It is obtained with following 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.
3. changeable colour pu illusion-colour woodcare paint according to claim 1 preparation method it is characterised in that: described low speed is
1200～1500r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756001.8A CN106366807A (en) | 2016-08-29 | 2016-08-29 | Method for preparing variable color PU multicolor carpentry paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756001.8A CN106366807A (en) | 2016-08-29 | 2016-08-29 | Method for preparing variable color PU multicolor carpentry paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106366807A true CN106366807A (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610756001.8A Pending CN106366807A (en) | 2016-08-29 | 2016-08-29 | Method for preparing variable color PU multicolor carpentry paint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114752287A (en) * | 2022-05-17 | 2022-07-15 | 浙江伟星实业发展股份有限公司 | Dynamic pearlescent paint and preparation method and application thereof |
-
2016
- 2016-08-29 CN CN201610756001.8A patent/CN106366807A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114752287A (en) * | 2022-05-17 | 2022-07-15 | 浙江伟星实业发展股份有限公司 | Dynamic pearlescent paint and preparation method and application thereof |
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Application publication date: 20170201 |
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