CN105440896B - A kind of printed circuit board (PCB) UV protective paints and preparation method thereof - Google Patents
A kind of printed circuit board (PCB) UV protective paints and preparation method thereof Download PDFInfo
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- CN105440896B CN105440896B CN201510920319.0A CN201510920319A CN105440896B CN 105440896 B CN105440896 B CN 105440896B CN 201510920319 A CN201510920319 A CN 201510920319A CN 105440896 B CN105440896 B CN 105440896B
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
-
- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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)
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides a kind of printed circuit board (PCB) UV protective paints and preparation method thereof.Protective paint component includes：Polyurethanes, vinyl ester resin, thermosetting acrylic resin, silicones, OPEO, NPE, methyl benzoylformate, silicone emulsion, 2; 4,6 trimethyl benzoyl diphenyl base phosphine oxides, carboxymethyl cellulose, tri (propylene glycol) diacrylate, trimethylolpropene triacrylate, dibutyl hydroxy toluene.Its preparation method is ground to particle diameter at 15 25 μm with the 500r/min of rotating speed 300 with three-roll grinder after disperseing by high speed dispersor, filters and produce first to mix all components at normal temperatures.The UV protective paints of the present invention can high temperature resistant, curing rate it is fast, being capable of effectively waterproof moisture-proof and green；Production technology is relatively simple simultaneously, is suitable for industrialized production.
Description
Technical field
The present invention relates to chemistry painting industry field, and in particular to a kind of printed circuit board (PCB) UV protective paints and preparation method thereof.
Background technology
Printed circuit board is the supplier of electronic component electrical connection, in recent ten years, the manufacture of China's printed circuit board
Industry is quickly grown, and the gross output value, total output all occupy the first in the world.Electronic product makes rapid progress, just constantly to high-precision, highly dense
Degree and high reliability direction are developed.At the same time, the application of printed circuit board (PCB) is also facing to a series of problem, due to its application
Scope becomes wide, and its application environment and application conditions are also more and more harsh.High epidemic disaster and curing rate are that printed circuit board (PCB) exists slowly
The Railway Project of the wherein most serious run into application process.These factors can reduce insulation repellence between conductor, corrosion is led
Body even directly destroys printed circuit board (PCB).So typically we can coat one layer of protective paint in the circuit board to be protected to it
Shield, makes it not by environment or itself is destroyed, extend its service life.
The content of the invention
Technical problems to be solved：It is an object of the invention to provide it is a kind of can high temperature resistant, curing rate it is fast, can be effectively
Waterproof moisture-proof and green printed circuit board (PCB) UV protective paints.
Technical scheme：A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：Polyurethanes 5-10 parts, second
Alkenyl esters resin 10-20 parts, thermosetting acrylic resin 5-10 parts, silicones 5-10 parts, OPEO 0.5-1
Part, NPE 0.5-1 parts, methyl benzoylformate 0.1-0.2 parts, silicone emulsion 0.5-1 parts, 2,4,6- front threes
Base benzoyl-diphenyl phosphine oxide 0.5-1 parts, carboxymethyl cellulose 0.5-1 parts, tri (propylene glycol) diacrylate 1-2
Part, trimethylolpropene triacrylate 1-2 parts, dibutyl hydroxy toluene 0.1-0.2 parts.
It is further preferred that a kind of described printed circuit board (PCB) UV protective paints, include in parts by weight：Polyurethanes
6-9 parts, vinyl ester resin 13-18 parts, thermosetting acrylic resin 7-9 parts, silicones 6-9 parts, OPEO
0.7-0.9 parts, NPE 0.6-0.9 parts, methyl benzoylformate 0.13-0.18 parts, silicone emulsion 0.6-0.9
Part, 2,4,6- trimethylbenzoy-dipheny phosphine oxide 0.6-0.9 parts, carboxymethyl cellulose 0.6-0.8 parts, two contractings 3 third
Omega-diol diacrylate 1.3-1.8 parts, trimethylolpropene triacrylate 1.3-1.8 parts, dibutyl hydroxy toluene 0.13-
0.18 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints comprises the following steps：
Step 1：All components are mixed at normal temperatures, divided by high speed dispersor under rotating speed 5000-6000r/min
Scattered 20-30 minutes obtain mixture；
Step 2：Mixture is ground to particle diameter at 15-25 μm with rotating speed 300-500r/min with three-roll grinder, filtered
Produce.
It is further preferred that rotating speed is 5300-5800r/min in step 1, jitter time is 23-28 minutes.
It is further preferred that rotating speed is 350-450r/min in step 2, particle diameter is 16-20 μm.
Beneficial effect：The printed circuit board (PCB) UV protective paints of the present invention are resistant to the high temperature to 223 DEG C；Hardening time is short, substantially
It is just curable in several seconds；Any corrosion is also had no after being soaked in water one week, illustrates that its water resistance is fabulous, for current big portion
The requirement for dividing printed circuit board (PCB) to be worked under harsh environment, has very big advantage.It is organic without volatility additionally, due to it
Solvent, it is a green protective paint.
Embodiment
Embodiment 1
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：6 parts of polyurethanes, vinyl ester resin 13
Part, 7 parts of thermosetting acrylic resin, 6 parts of silicones, 0.7 part of OPEO, 0.6 part of NPE,
0.13 part of methyl benzoylformate, 0.6 part of silicone emulsion, 0.6 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, carboxylic
0.6 part of methylcellulose, 1.3 parts of tri (propylene glycol) diacrylate, 1.3 parts of trimethylolpropene triacrylate, two fourths
0.13 part of base hydroxy-methylbenzene.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 20 with rotating speed 350r/min with three-roll grinder after fast dispersion machine is scattered 23 minutes under rotating speed 5300r/min
μm, filter and produce.
Embodiment 2
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：9 parts of polyurethanes, vinyl ester resin 18
Part, 9 parts of thermosetting acrylic resin, 9 parts of silicones, 0.9 part of OPEO, 0.9 part of NPE,
0.18 part of methyl benzoylformate, 0.9 part of silicone emulsion, 0.9 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, carboxylic
0.8 part of methylcellulose, 1.8 parts of tri (propylene glycol) diacrylate, 1.8 parts of trimethylolpropene triacrylate, two fourths
0.18 part of base hydroxy-methylbenzene.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 16 with rotating speed 450r/min with three-roll grinder after fast dispersion machine is scattered 28 minutes under rotating speed 5800r/min
μm, filter and produce.
Embodiment 3
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：5 parts of polyurethanes, vinyl ester resin 10
Part, 5 parts of thermosetting acrylic resin, 5 parts of silicones, 0.5 part of OPEO, 0.5 part of NPE,
0.1 part of methyl benzoylformate, 0.5 part of silicone emulsion, 0.5 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, carboxylic first
0.5 part of base cellulose, 1 part of tri (propylene glycol) diacrylate, 1 part of trimethylolpropene triacrylate, dibutyl hydroxy
0.1 part of toluene.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 25 with rotating speed 300r/min with three-roll grinder after fast dispersion machine is scattered 20 minutes under rotating speed 5000r/min
μm, filter and produce.
Embodiment 4
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：8 parts of polyurethanes, vinyl ester resin 17
Part, 7 parts of thermosetting acrylic resin, 8 parts of silicones, 0.7 part of OPEO, 0.8 part of NPE,
0.15 part of methyl benzoylformate, 0.7 part of silicone emulsion, 0.8 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, carboxylic
0.7 part of methylcellulose, 1.5 parts of tri (propylene glycol) diacrylate, 1.5 parts of trimethylolpropene triacrylate, two fourths
0.15 part of base hydroxy-methylbenzene.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 20 with rotating speed 400r/min with three-roll grinder after fast dispersion machine is scattered 25 minutes under rotating speed 5500r/min
μm, filter and produce.
Embodiment 5
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：10 parts of polyurethanes, vinyl ester resin 20
Part, 10 parts of thermosetting acrylic resin, 10 parts of silicones, 1 part of OPEO, 1 part of NPE, benzene
0.2 part of GA methyl esters, 1 part of silicone emulsion, 1 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, carboxymethyl cellulose
1 part of element, 2 parts of tri (propylene glycol) diacrylate, 2 parts of trimethylolpropene triacrylate, dibutyl hydroxy toluene 0.2
Part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 15 with rotating speed 500r/min with three-roll grinder after fast dispersion machine is scattered 30 minutes under rotating speed 6000r/min
μm, filter and produce.
Comparative example 1
The present embodiment and the difference of embodiment 5 are not containing thermosetting acrylic resin.Specifically：
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：10 parts of polyurethanes, vinyl ester resin 20
Part, 10 parts of silicones, 1 part of OPEO, 1 part of NPE, 0.2 part of methyl benzoylformate, breast
1 part of SiClx oil, 1 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, 1 part of carboxymethyl cellulose, tripropylene glycol two
2 parts of acrylate, 2 parts of trimethylolpropene triacrylate, 0.2 part of dibutyl hydroxy toluene.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 15 with rotating speed 500r/min with three-roll grinder after fast dispersion machine is scattered 30 minutes under rotating speed 6000r/min
μm, filter and produce.
Comparative example 2
The present embodiment and the difference of embodiment 5 are not containing polyurethanes and silicones.Specifically：
A kind of printed circuit board (PCB) UV protective paints, include in parts by weight：20 parts of vinyl ester resin, thermoset acrylics tree
10 parts of fat, 1 part of OPEO, 1 part of NPE, 0.2 part of methyl benzoylformate, silicone emulsion 1
Part, 1 part of 2,4,6- trimethylbenzoy-diphenies phosphine oxide, 1 part of carboxymethyl cellulose, tripropylene glycol diacrylate
2 parts of ester, 2 parts of trimethylolpropene triacrylate, 0.2 part of dibutyl hydroxy toluene.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paints is：First all components are mixed at normal temperatures, pass through height
Particle diameter is ground to 15 with rotating speed 500r/min with three-roll grinder after fast dispersion machine is scattered 30 minutes under rotating speed 6000r/min
μm, filter and produce.
Each embodiment is compared with comparative example, comparing result such as table 1 below：
The performance indications of the printed circuit board (PCB) UV protective paints of table 1
| Name of product | High temperature resistant（℃） | Rate of corrosion % | 25 DEG C of hardening time（s） |
| Embodiment 1 | 213 | 0 | 9 |
| Embodiment 2 | 223 | 0 | 5 |
| Embodiment 3 | 210 | 0 | 11 |
| Embodiment 4 | 217 | 0 | 8 |
| Embodiment 5 | 220 | 0 | 6 |
| Reference examples 1 | 198 | 0 | 18 |
| Reference examples 2 | 217 | 0.12 | 7 |
Note：Being determined as rate of corrosion is soaked 1 week in water, to determine its water proofing property
As known from Table 1, embodiment 1-5 ability is to 223 DEG C of high temperature；Hardening time is very short, substantially can in several seconds
Solidification；Any corrosion is also had no after being soaked in water one week, illustrates that its water resistance is fabulous, for current most of printed circuit board (PCB)
The requirement that need to be worked under harsh environment, there is very big advantage.Compared with comparative example 1, it is found that the heat-resisting quantity of comparative example 1 is bright
Aobvious to reduce, rate of corrosion has also reached 0.12%, illustrates thermosetting acrylic resin for heat-resisting quantity and water resistance of the invention all
Have a great impact.Compared with comparative example 2, it is found that the hardening time of comparative example 2 considerably increases, illustrate by polyurethanes
Compound component has a great impact for the rate of drying of the present invention with silicones.The protection of embodiment 2 as can be seen from Table 1
The property indices of paint are all best, are most highly preferred embodiment of the invention.
Claims (4)
- A kind of 1. printed circuit board (PCB) UV protective paints, it is characterised in that：Include in parts by weight：Polyurethanes 5-10 parts, second Alkenyl esters resin 10-20 parts, thermosetting acrylic resin 5-10 parts, silicones 5-10 parts, OPEO 0.5-1 Part, NPE 0.5-1 parts, methyl benzoylformate 0.1-0.2 parts, silicone emulsion 0.5-1 parts, 2,4,6- front threes Base benzoyl-diphenyl phosphine oxide 0.5-1 parts, carboxymethyl cellulose 0.5-1 parts, tri (propylene glycol) diacrylate 1-2 Part, trimethylolpropene triacrylate 1-2 parts, dibutyl hydroxy toluene 0.1-0.2 parts, preparation method are as follows：Step 1：All components are mixed at normal temperatures, disperseed by high speed dispersor under rotating speed 5000-6000r/min 20-30 minutes obtain mixture；Step 2：Mixture is ground to particle diameter at 15-25 μm with rotating speed 300-500r/min with three-roll grinder, filters and produces.
- 2. according to a kind of printed circuit board (PCB) UV protective paints described in claim 1, it is characterised in that：Include in parts by weight：Poly- ammonia Carbamate 6-9 parts, vinyl ester resin 13-18 parts, thermosetting acrylic resin 7-9 parts, silicones 6-9 parts, octylphenol polyethylene Oxygen vinethene 0.7-0.9 parts, NPE 0.6-0.9 parts, methyl benzoylformate 0.13-0.18 parts, emulsification silicon Oily 0.6-0.9 parts, 2,4,6- trimethylbenzoy-dipheny phosphine oxide 0.6-0.9 parts, carboxymethyl cellulose 0.6-0.8 parts, Tri (propylene glycol) diacrylate 1.3-1.8 parts, trimethylolpropene triacrylate 1.3-1.8 parts, butylated hydroxy-a Benzene 0.13-0.18 parts.
- 3. according to a kind of printed circuit board (PCB) UV protective paints described in claim 1, it is characterised in that：Rapid 1 transfer of preparation method Speed is 5300-5800r/min, and jitter time is 23-28 minutes.
- 4. according to a kind of printed circuit board (PCB) UV protective paints described in claim 1, it is characterised in that：In the preparation method step 2 Rotating speed is 350-450r/min, and particle diameter is 16-20 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510920319.0A CN105440896B (en) | 2015-12-14 | 2015-12-14 | A kind of printed circuit board (PCB) UV protective paints and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510920319.0A CN105440896B (en) | 2015-12-14 | 2015-12-14 | A kind of printed circuit board (PCB) UV protective paints and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105440896A CN105440896A (en) | 2016-03-30 |
| CN105440896B true CN105440896B (en) | 2017-11-10 |
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| CN201510920319.0A Expired - Fee Related CN105440896B (en) | 2015-12-14 | 2015-12-14 | A kind of printed circuit board (PCB) UV protective paints and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5168105A (en) * | 1990-09-10 | 1992-12-01 | Basf Corporation | Metallic water borne base coat composition based on acrylic latex resins using an acrylic resin having acid and nonionic functionality for aluminum storage and a treated hetorite clay for rheology control-water base 5 |
| CN104804491A (en) * | 2014-01-24 | 2015-07-29 | 程威军 | High-temperature resistance UV and moisture double-curing three-proofing lacquer |
-
2015
- 2015-12-14 CN CN201510920319.0A patent/CN105440896B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5168105A (en) * | 1990-09-10 | 1992-12-01 | Basf Corporation | Metallic water borne base coat composition based on acrylic latex resins using an acrylic resin having acid and nonionic functionality for aluminum storage and a treated hetorite clay for rheology control-water base 5 |
| CN104804491A (en) * | 2014-01-24 | 2015-07-29 | 程威军 | High-temperature resistance UV and moisture double-curing three-proofing lacquer |
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| CN105440896A (en) | 2016-03-30 |
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Effective date of registration: 20171011 Address after: GEDAS Dehua County of Quanzhou City, Fujian province 362500 Township Ding Yang No. 18 Applicant after: Dehua Lixin Mstar Technology Ltd Address before: Zhujiang Road Wuzhong District Mudu town of Suzhou city in Jiangsu province 215000 No. 999 building 3 room B228 Applicant before: SUZHOU XINDEJIE ELECTRONICS CO., LTD. |
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Effective date of registration: 20191112 Address after: 214500 No.8 JinDou Road, Jingjiang City, Taizhou City, Jiangsu Province Patentee after: Jiangsu Xinhe Environmental Technology Co., Ltd Address before: GEDAS Dehua County of Quanzhou City, Fujian province 362500 Township Ding Yang No. 18 Patentee before: Dehua Lixin Mstar Technology Ltd |
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Granted publication date: 20171110 Termination date: 20191214 |