CN105440896A - UV protection paint for printed circuit board and preparation method thereof - Google Patents
UV protection paint for printed circuit board and preparation method thereof Download PDFInfo
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- CN105440896A CN105440896A CN201510920319.0A CN201510920319A CN105440896A CN 105440896 A CN105440896 A CN 105440896A CN 201510920319 A CN201510920319 A CN 201510920319A CN 105440896 A CN105440896 A CN 105440896A
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- circuit board
- printed circuit
- pcb
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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 UV protection paint for a printed circuit board and a preparation method thereof. The UV protection paint comprises polyurethane, vinyl ester resin, thermosetting acrylic resin, silicone resin, polyoxyethylene octylphenol ether, polyoxyethylene nonyl phenyl ether, methyl benzoylformate, emulsified silicone oil, diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide, carboxymethyl cellulose, tri(propylene glycol)diacrylate, trihydroxymethyl-allyl triacrylate and butylated hydroxytoluene. The preparation method comprises the following steps: mixing all the components at normal temperature; dispersing a mixture obtained in the previous step with a high-speed dispenser; then grinding the mixture to a particle size of 15 to 25 [mu]m at a rotating speed 300 to 500 r/min by using a three-roller grinder; and carrying out filtering. The UV protection paint provided by the invention has high temperature resistance and a fast curing speed, can effectively prevent water and resist moisture and is green and environment-friendly. The preparation method is simple and suitable for industrial production.
Description
Technical field
The present invention relates to chemistry painting industry field, be specifically related to a kind of printed circuit board (PCB) UV protective paint and preparation method thereof.
Background technology
Printed circuit board is the supplier of electronic devices and components electrical connection, and in recent ten years, China's printed circuit board development of manufacturing is rapid, and the gross output value, ultimate production all occupy the first in the world.Electronic product makes rapid progress, just constantly to high precision, high-density and high reliability future development.Meanwhile, the application of printed circuit board (PCB) also facing to a series of problem, because its range of application becomes wide, its applied environment and application conditions also more and more harsh.High epidemic disaster and curing speed are the wherein the most serious Railway Project that printed circuit board (PCB) runs in application process slowly.These factors can reduce insulation resistivity between conductor, corrosion conductor even directly destroys printed circuit board (PCB).So generally we can apply one deck protective paint in the circuit board and protect it, make it not by environment or the destruction of self, extend its work-ing life.
Summary of the invention
the technical problem solved:the object of this invention is to provide that a kind of energy is high temperature resistant, curing speed be fast, can waterproof moisture-proof and the printed circuit board (PCB) UV protective paint of environmental protection effectively.
technical scheme:a kind of printed circuit board (PCB) UV protective paint, comprise with parts by weight: polyurethane(s) 5-10 part, vinyl ester resin 10-20 part, thermosetting acrylic resin 5-10 part, silicone resin 5-10 part, polyoxyethylene octylphenol ether 0.5-1 part, polyoxyethylene nonylphenol ether 0.5-1 part, methyl benzoylformate 0.1-0.2 part, silicone emulsion 0.5-1 part, 2, 4, 6-trimethylbenzoy-dipheny phosphine oxide 0.5-1 part, carboxymethyl cellulose 0.5-1 part, tri (propylene glycol) diacrylate 1-2 part, trimethylolpropene triacrylate 1-2 part, butylated hydroxytoluene 0.1-0.2 part.
Preferred further, described a kind of printed circuit board (PCB) UV protective paint, comprise with parts by weight: polyurethane(s) 6-9 part, vinyl ester resin 13-18 part, thermosetting acrylic resin 7-9 part, silicone resin 6-9 part, polyoxyethylene octylphenol ether 0.7-0.9 part, polyoxyethylene nonylphenol ether 0.6-0.9 part, methyl benzoylformate 0.13-0.18 part, silicone emulsion 0.6-0.9 part, 2, 4, 6-trimethylbenzoy-dipheny phosphine oxide 0.6-0.9 part, carboxymethyl cellulose 0.6-0.8 part, tri (propylene glycol) diacrylate 1.3-1.8 part, trimethylolpropene triacrylate 1.3-1.8 part, butylated hydroxytoluene 0.13-0.18 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint comprises the following steps:
Step 1: all components mixed at normal temperatures, disperses 20-30 minute to obtain mixture by high speed dispersor under rotating speed 5000-6000r/min;
Step 2: mixture three-roll grinder is ground to particle diameter at 15-25 μm with rotating speed 300-500r/min, filters and get final product.
Preferred further, step 1 medium speed is 5300-5800r/min, and jitter time is 23-28 minute.
Preferred further, step 2 medium speed is 350-450r/min, and particle diameter is 16-20 μm.
beneficial effect:printed circuit board (PCB) UV protective paint ability of the present invention is to the high temperature of 223 DEG C; Set time is short, substantially just curable in several seconds; Also have no any corrosion soak one week in water after, illustrate that its water tolerance is fabulous, for the requirement that current most of printed circuit board (PCB) need work under harsh environment, there is very large advantage.In addition because it is not containing volatile organic solvent, it is the protective paint of a environmental protection.
Embodiment
Embodiment 1
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: polyurethane(s) 6 parts, vinyl ester resin 13 parts, thermosetting acrylic resin 7 parts, silicone resin 6 parts, polyoxyethylene octylphenol ether 0.7 part, polyoxyethylene nonylphenol ether 0.6 part, methyl benzoylformate 0.13 part, silicone emulsion 0.6 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 0.6 part, carboxymethyl cellulose 0.6 part, tri (propylene glycol) diacrylate 1.3 parts, trimethylolpropene triacrylate 1.3 parts, butylated hydroxytoluene 0.13 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 20 μm with three-roll grinder with rotating speed 350r/min after disperseing 23 minutes by high speed dispersor under rotating speed 5300r/min, filter and get final product.
Embodiment 2
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: polyurethane(s) 9 parts, vinyl ester resin 18 parts, thermosetting acrylic resin 9 parts, silicone resin 9 parts, polyoxyethylene octylphenol ether 0.9 part, polyoxyethylene nonylphenol ether 0.9 part, methyl benzoylformate 0.18 part, silicone emulsion 0.9 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 0.9 part, carboxymethyl cellulose 0.8 part, tri (propylene glycol) diacrylate 1.8 parts, trimethylolpropene triacrylate 1.8 parts, butylated hydroxytoluene 0.18 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 16 μm with three-roll grinder with rotating speed 450r/min after disperseing 28 minutes by high speed dispersor under rotating speed 5800r/min, filter and get final product.
Embodiment 3
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: polyurethane(s) 5 parts, vinyl ester resin 10 parts, thermosetting acrylic resin 5 parts, silicone resin 5 parts, polyoxyethylene octylphenol ether 0.5 part, polyoxyethylene nonylphenol ether 0.5 part, methyl benzoylformate 0.1 part, silicone emulsion 0.5 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 0.5 part, carboxymethyl cellulose 0.5 part, tri (propylene glycol) diacrylate 1 part, trimethylolpropene triacrylate 1 part, butylated hydroxytoluene 0.1 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 25 μm with three-roll grinder with rotating speed 300r/min after disperseing 20 minutes by high speed dispersor under rotating speed 5000r/min, filter and get final product.
Embodiment 4
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: polyurethane(s) 8 parts, vinyl ester resin 17 parts, thermosetting acrylic resin 7 parts, silicone resin 8 parts, polyoxyethylene octylphenol ether 0.7 part, polyoxyethylene nonylphenol ether 0.8 part, methyl benzoylformate 0.15 part, silicone emulsion 0.7 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 0.8 part, carboxymethyl cellulose 0.7 part, tri (propylene glycol) diacrylate 1.5 parts, trimethylolpropene triacrylate 1.5 parts, butylated hydroxytoluene 0.15 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 20 μm with three-roll grinder with rotating speed 400r/min after disperseing 25 minutes by high speed dispersor under rotating speed 5500r/min, filter and get final product.
Embodiment 5
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: polyurethane(s) 10 parts, vinyl ester resin 20 parts, thermosetting acrylic resin 10 parts, silicone resin 10 parts, polyoxyethylene octylphenol ether 1 part, polyoxyethylene nonylphenol ether 1 part, methyl benzoylformate 0.2 part, silicone emulsion 1 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 1 part, carboxymethyl cellulose 1 part, tri (propylene glycol) diacrylate 2 parts, trimethylolpropene triacrylate 2 parts, butylated hydroxytoluene 0.2 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 15 μm with three-roll grinder with rotating speed 500r/min after disperseing 30 minutes by high speed dispersor under rotating speed 6000r/min, filter and get final product.
Comparative example 1
The difference of the present embodiment and embodiment 5 is not containing thermosetting acrylic resin.Specifically:
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: polyurethane(s) 10 parts, vinyl ester resin 20 parts, silicone resin 10 parts, polyoxyethylene octylphenol ether 1 part, polyoxyethylene nonylphenol ether 1 part, methyl benzoylformate 0.2 part, silicone emulsion 1 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 1 part, carboxymethyl cellulose 1 part, tri (propylene glycol) diacrylate 2 parts, trimethylolpropene triacrylate 2 parts, butylated hydroxytoluene 0.2 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 15 μm with three-roll grinder with rotating speed 500r/min after disperseing 30 minutes by high speed dispersor under rotating speed 6000r/min, filter and get final product.
Comparative example 2
The difference of the present embodiment and embodiment 5 is not containing polyurethane(s) and silicone resin.Specifically:
A kind of printed circuit board (PCB) UV protective paint; comprise with parts by weight: vinyl ester resin 20 parts, thermosetting acrylic resin 10 parts, polyoxyethylene octylphenol ether 1 part, polyoxyethylene nonylphenol ether 1 part, methyl benzoylformate 0.2 part, silicone emulsion 1 part, 2; 4,6-trimethylbenzoy-dipheny phosphine oxide 1 part, carboxymethyl cellulose 1 part, tri (propylene glycol) diacrylate 2 parts, trimethylolpropene triacrylate 2 parts, butylated hydroxytoluene 0.2 part.
The preparation method of above-mentioned printed circuit board (PCB) UV protective paint is: first all components mixed at normal temperatures; be ground to particle diameter at 15 μm with three-roll grinder with rotating speed 500r/min after disperseing 30 minutes by high speed dispersor under rotating speed 6000r/min, filter and get final product.
Each embodiment and comparative example are compared, comparing result is as following table 1:
The performance index of table 1 printed circuit board (PCB) UV protective paint
| Name of product | High temperature resistant (DEG C) | Corrosion rate % | Set time 25 DEG C (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 of corrosion rate is soaked 1 week, to measure its water-repellancy in water
As known from Table 1, the ability of embodiment 1-5 is to the high temperature of 223 DEG C; Set time is very short, substantially just curable in several seconds; Also have no any corrosion soak one week in water after, illustrate that its water tolerance is fabulous, for the requirement that current most of printed circuit board (PCB) need work under harsh environment, there is very large advantage.Compare with comparative example 1, find that the high thermal resistance of comparative example 1 obviously reduces, corrosion rate also reaches 0.12%, illustrates that thermosetting acrylic resin all has a great impact for high thermal resistance of the present invention and water tolerance.Compare with comparative example 2, find that the set time of comparative example 2 considerably increases, illustrate and by the component of polyurethane(s) and silicone resin compound, drying rate of the present invention is had a great impact.The property indices of the protective paint of embodiment 2 is all best as can be seen from Table 1, is optimum embodiment of the present invention.
Claims (5)
1. a printed circuit board (PCB) UV protective paint, it is characterized in that: comprise with parts by weight: polyurethane(s) 5-10 part, vinyl ester resin 10-20 part, thermosetting acrylic resin 5-10 part, silicone resin 5-10 part, polyoxyethylene octylphenol ether 0.5-1 part, polyoxyethylene nonylphenol ether 0.5-1 part, methyl benzoylformate 0.1-0.2 part, silicone emulsion 0.5-1 part, 2, 4, 6-trimethylbenzoy-dipheny phosphine oxide 0.5-1 part, carboxymethyl cellulose 0.5-1 part, tri (propylene glycol) diacrylate 1-2 part, trimethylolpropene triacrylate 1-2 part, butylated hydroxytoluene 0.1-0.2 part.
2. a kind of printed circuit board (PCB) UV protective paint according to claim 1, it is characterized in that: comprise with parts by weight: polyurethane(s) 6-9 part, vinyl ester resin 13-18 part, thermosetting acrylic resin 7-9 part, silicone resin 6-9 part, polyoxyethylene octylphenol ether 0.7-0.9 part, polyoxyethylene nonylphenol ether 0.6-0.9 part, methyl benzoylformate 0.13-0.18 part, silicone emulsion 0.6-0.9 part, 2, 4, 6-trimethylbenzoy-dipheny phosphine oxide 0.6-0.9 part, carboxymethyl cellulose 0.6-0.8 part, tri (propylene glycol) diacrylate 1.3-1.8 part, trimethylolpropene triacrylate 1.3-1.8 part, butylated hydroxytoluene 0.13-0.18 part.
3. the preparation method of a kind of printed circuit board (PCB) UV protective paint described in any one of claim 1 to 2, is characterized in that: comprise the following steps:
Step 1: all components mixed at normal temperatures, disperses 20-30 minute to obtain mixture by high speed dispersor under rotating speed 5000-6000r/min;
Step 2: mixture three-roll grinder is ground to particle diameter at 15-25 μm with rotating speed 300-500r/min, filters and get final product.
4. the preparation method of a kind of printed circuit board (PCB) UV protective paint according to claim 4, it is characterized in that: described step 1 medium speed is 5300-5800r/min, jitter time is 23-28 minute.
5. the preparation method of a kind of printed circuit board (PCB) UV protective paint according to claim 4, it is characterized in that: described step 2 medium speed is 350-450r/min, 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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105440896A true CN105440896A (en) | 2016-03-30 |
| CN105440896B CN105440896B (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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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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| CN105440896B (en) | 2017-11-10 |
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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 |