CN106633163A - Surface treatment process for enabling plastics to have antibacterial function - Google Patents
Surface treatment process for enabling plastics to have antibacterial function Download PDFInfo
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- CN106633163A CN106633163A CN201611237747.4A CN201611237747A CN106633163A CN 106633163 A CN106633163 A CN 106633163A CN 201611237747 A CN201611237747 A CN 201611237747A CN 106633163 A CN106633163 A CN 106633163A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/14—Chemical modification with acids, their salts or anhydrides
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
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- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2300/00—Characterised by the use of unspecified polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
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Abstract
The invention relates to a surface treatment process for enabling plastics to have an antibacterial function. The surface treatment process comprises the following steps: (1) degreasing the plastics: putting the plastics into a degreasing solution for carrying out degreasing treatment; (2) roughening the plastics: sequentially dipping the plastics into a roughening pretreatment solution and a roughening solution, and soaking; (3) neutralizing the plastics: mixing gylcol ester, sodium tripolyphosphate and water and evenly stirring, and dipping the plastics into a 30% sodium hydroxide solution for soaking; (4) catalyzing the plastics: adding trichloro-sym-diphenylurea and acetone into a catalytic solution and stirring, then adding silver nitrate and zinc nitrate into the obtained mixed solution, and stirring; putting the plastics into the mixed solution, soaking and standing; (5) treating by using oxidizing flame: calcining the plastics on the oxidizing flame; (6) carrying out vacuum treatment: spraying a catalytic solution, pumped into a spraying device, on the plastics under a vacuum condition; (7) drying the plastics. After the surface treatment process is used, a surface layer with the antibacterial function can be formed on the surface of the plastics, so that the antibacterial property of the plastics is effectively improved.
Description
Technical field
The present invention relates to frosting processing technology field, more particularly to a kind of process of the frosting with antibacterial functions
Technique.
Background technology
Plastics are with monomer as raw material, by addition polymerization or the macromolecular compound of polycondensation polymerized, because plastics
Itself there is low cost, plasticity is strong, material is light, good insulating, the low advantage of thermal conductivity, can directly be processed into life, work
The articles for use such as industry.The application of plastic products would generally be positioned in varying environment and be used than wide, and plastics are placed on
When under liquid environment, one layer of dirt can be formed in frosting, and after long-time is placed, one layer of bacterium can be formed, and
It is difficult to clean up clean.In order to prevent the generation of bacterium, existing enterprise during production plastics, generally on the top layer of plastics
Apply the coating of last layer antibacterial, but due to plastics long-time use after, the coating of frosting can produce it is certain come off,
So that frosting is more prone to breed bacteria.Therefore, the antibacterial ability for how effectively improving frosting is this area
The problem of research needed for technical staff.
The content of the invention
The present invention is directed to the deficiencies in the prior art, there is provided science and engineering at a kind of frosting with antibacterial functions
Skill, to solve problems of the prior art.
For achieving the above object, the technical solution used in the present invention is as follows：
A kind of technique for treating plastic surface with antibacterial functions, it is characterised in that comprise the following steps that：
（1）Plastics degreasing：Plastics are placed in degreasant solution, and ungrease treatment is carried out to surface；
（2）Plastics are roughened：Plastics are soaked in roughening preprocessing solution, and after soaking 0.5-1 minutes at 19-25 DEG C, will
Plastics are soaked in roughening solution, and after soaking 15-28 minutes at 62-69 DEG C, plastics are put in supersonic cleaning machine and are cleaned
Take out after 13-18 minutes；
（3）Plastics are neutralized：By glycol ester, sodium tripolyphosphate, water with weight ratio as 3:2:7 are mixed, and make mixture exist
Stir at 50-60 DEG C, plastics were soaked in mixed liquor after 16-18 minutes and are taken out, it is 30% that plastics are soaked in into concentration
In sodium hydroxide solution, and plastics are made to take out after soaking 10-17 minutes at 60-68 DEG C；
（4）Plastics are catalyzed：TCC, acetone are added in catalytic solution, and 5-11 is stirred at 70-85 DEG C
Minute, add silver nitrate, zinc nitrate and 6-9 minutes are stirred at 68-72 DEG C；Plastics are put into into mixed liquor, and
Carry out soaking 25-30 minutes at 86-92 DEG C, plastics are taken out and rested on placement 2-3 days under natural conditions；
（5）Oxidizing flame process：Plastics are placed on oxidizing flame and are calcined, be divided into 1-2 calcining, 3s is calcined every time；
（6）Application of vacuum：Plastics are put into into pressurized tank, and under vacuum, the catalysis being passed through in injection apparatus is molten
Liquid is sprayed plastics；
（7）Plastics are dried：Plastics are taken out from pressurized tank, and after making plastics carry out placing 2-4 days at 18-23 DEG C, will be moulded
Material is placed in drying unit, and makes plastics carry out drying 15-21 minutes at 75-80 DEG C.
As a modification of the present invention, the step（4）The production stage of middle catalytic solution is as follows：
（1）By nano phase ag_2 o, nano cupric oxide, silica with weight ratio as 1:1:After 6 are mixed, add ethanol, third
Ketone is simultaneously stirred 10-20 minutes at 30-45 DEG C；
（2）Add lysine 4-7 parts and after stirring 4-7 minutes at 50-55 DEG C, add zeolite 1-3 parts to be stirred 30-34 point
Clock；
（3）After mixture is stirred into backflow 5-8 minutes in 50-58 DEG C of water-bath, cooling and standings are to 35-38 DEG C；
（4）Polysiloxanes 5-7 parts are added in mixture and after stirring 4-6 minutes, mixed solution is carried out energization 5-7 it is little
When, you can catalytic solution is obtained.
As a modification of the present invention, the step（1）Middle ethanol is 3 with the volume ratio of acetone:5.
As a modification of the present invention, the step（1）In degreasing solvent be acetone and butanone mixture, institute
It is 4 that acetone is stated with the volume ratio of butanone:1.
As a modification of the present invention, the step（2）Middle roughening preprocessing solution is potassium bichromate, sulfuric acid and water
Mixture, the potassium bichromate, sulfuric acid, water mass ratio be 5:1:7.
As a modification of the present invention, the step（2）Middle roughening solution is the mixture of chromic acid, sulfuric acid and water,
The chromic acid, sulfuric acid, the mass ratio of water are 2:3:30.
As a modification of the present invention, the step（4）Described in the volume ratio of catalytic solution and acetone be 5:1, institute
It is 1 that TCC is stated with the mass ratio of acetone:4.
As a result of above technology, the present invention compared with the prior art, has the advantage that as follows：
After the present invention is by carrying out degreasing, roughening, neutralization, catalysis, oxidizing flame process to plastics, carry out can frosting soft
After change, and under vacuum, antimicrobial coating is sprayed at into frosting, and the plastics for coating are dried, can be in modeling
Material surface forms one layer of plastic surface layer with antibacterial functions, and the plastic surface layer of formation is effectively increased the antibacterial work(of frosting
Can, the antibiotic property of plastics is effectively increased, the technique that the present invention is adopted can make the significantly more efficient attachment in top layer of antibacterial functions
In frosting, and in combination with the material of plastics inner, can make that antimicrobial coating is significantly more efficient to be tied with frosting
Close, so as to the antibacterial functions of effective reinforced plastics.
The present invention is easily facilitated by advance to plastics degreasing, can effectively remove the grease and dust of frosting
The absorption of antimicrobial coating；Plastics after degreasing are roughened, and plastics are placed in roughening preprocessing solution and are soaked
After bubble, then plastics are soaked in roughening solution, the plastics after secondary immersion are placed in supersonic cleaning machine to be carried out clearly
Wash, frosting can be processed, can effectively remove the chemical substance of frosting residual；
Plastics after roughening are neutralized, plastics are soaked in the mixed solution of glycol ester, sodium tripolyphosphate, water, and will
Other materials remained in frosting are purged, and the plastics after immersion are positioned over into the sodium hydroxide solution that concentration is 30%
In, and frosting is neutralized；
Plastics are catalyzed, after TCC, acetone and stirring are added in catalytic solution, silver nitrate, nitric acid is added
Zinc is simultaneously stirred, and generates the mixed solution with high antibiotic property, and plastics are put into into mixed solution, and the material of frosting can be with
Material in mixed solution be combined with each other, and can make the significantly more efficient table for being attached to plastics of the antibacterial material in catalytic solution
Face, and generate the protective layer with antibacterial action in frosting；
Oxidizing flame process is carried out to the plastics after catalysis, surface can be made for micro- and melted state, advantageously in the suction of antimicrobial surface
It is attached；
Plastics are put into into pressurized tank, and under vacuum, the catalytic solution being passed through in injection apparatus are carried out to plastics
Injection, through the plastics that catalytic solution soaked enter peroxidating flame process after, and frosting generate mixture more added with
What is imitated is combined with the antibacterial material in catalytic solution, and forms the plastic surface layer with antibacterial functions in frosting.
The plastics of present invention production have high antibiotic property, and antibacterial time is long.
Specific embodiment
With reference to specific embodiment, the present invention is further elucidated.
Embodiment 1：
A kind of technique for treating plastic surface with antibacterial functions, comprises the following steps that：
（1）Plastics degreasing：Plastics are placed in degreasant solution, and ungrease treatment is carried out to surface；Degreasing solvent be acetone with
And the mixture of butanone, the acetone is 4 with the volume ratio of butanone:1；
（2）Plastics are roughened：Plastics are soaked in roughening preprocessing solution, and after soaking 1 minute at 19 DEG C, plastics are soaked
In roughening solution, and after soaking 28 minutes at 62 DEG C, plastics are put into after cleaning 13 minutes in supersonic cleaning machine and are taken out；Slightly
Change preprocessing solution is the mixture of potassium bichromate, sulfuric acid and water, and the potassium bichromate, sulfuric acid, the mass ratio of water are 5:1:
7；Roughening solution is the mixture of chromic acid, sulfuric acid and water, and the chromic acid, sulfuric acid, the mass ratio of water are 2:3:30；
（3）Plastics are neutralized：By glycol ester, sodium tripolyphosphate, water with weight ratio as 3:2:7 are mixed, and make mixture exist
Stir at 60 DEG C, plastics were soaked in mixed liquor after 16 minutes and are taken out, plastics are soaked in into the hydroxide that concentration is 30%
In sodium solution, and plastics are made to take out after soaking 10 minutes at 68 DEG C；
（4）Plastics are catalyzed：TCC, acetone are added in catalytic solution, and is stirred at 85 DEG C 5 minutes, plus
Enter silver nitrate, zinc nitrate and be stirred at 72 DEG C 6 minutes；Plastics are put into into mixed liquor, and are soaked at 92 DEG C
Plastics are taken out and are rested on placement 3 days under natural conditions by bubble 25 minutes；Catalytic solution is 5 with the volume ratio of acetone:1, it is described
TCC is 1 with the mass ratio of acetone:4；
（5）Oxidizing flame process：Plastics are placed on oxidizing flame and are calcined, be divided into 1 calcining, 3s is calcined every time；
（6）Application of vacuum：Plastics are put into into pressurized tank, and under vacuum, the catalysis being passed through in injection apparatus is molten
Liquid is sprayed plastics；
（7）Plastics are dried：Plastics are taken out from pressurized tank, and after making plastics carry out placing 2 days at 23 DEG C, plastics is put
Put in drying unit, and make plastics that drying 15 minutes is carried out at 80 DEG C.
The step（4）The production stage of middle catalytic solution is as follows：
（1）By nano phase ag_2 o, nano cupric oxide, silica with weight ratio as 1:1:After 6 are mixed, add ethanol, third
Ketone is simultaneously stirred 10 minutes at 45 DEG C；Ethanol is 3 with the volume ratio of acetone:5；
（2）Add 7 parts of lysine and at 50 DEG C after stirring 7 minutes, add 1 part of zeolite to be stirred 34 minutes；
（3）After mixture is stirred into backflow in 50 DEG C of water-baths 8 minutes, cooling and standings are to 35 DEG C；
（4）7 parts of polysiloxanes is added in mixture and after stirring 4 minutes, 7 hours that are powered is carried out to mixed solution, you can
Prepared catalytic solution.
Embodiment 2：
A kind of technique for treating plastic surface with antibacterial functions, comprises the following steps that：
（1）Plastics degreasing：Plastics are placed in degreasant solution, and ungrease treatment is carried out to surface；Degreasing solvent be acetone with
And the mixture of butanone, the acetone is 4 with the volume ratio of butanone:1；
（2）Plastics are roughened：Plastics are soaked in roughening preprocessing solution, and after soaking 0.5 minute at 25 DEG C, plastics are soaked
Steep in roughening solution, and after soaking 15 minutes at 69 DEG C, plastics are put into after cleaning 18 minutes in supersonic cleaning machine and are taken out；
Roughening preprocessing solution is the mixture of potassium bichromate, sulfuric acid and water, and the potassium bichromate, sulfuric acid, the mass ratio of water are 5:
1:7；Roughening solution is the mixture of chromic acid, sulfuric acid and water, and the chromic acid, sulfuric acid, the mass ratio of water are 2:3:30；
（3）Plastics are neutralized：By glycol ester, sodium tripolyphosphate, water with weight ratio as 3:2:7 are mixed, and make mixture exist
Stir at 50 DEG C, plastics were soaked in mixed liquor after 18 minutes and are taken out, plastics are soaked in into the hydroxide that concentration is 30%
In sodium solution, and plastics are made to take out after soaking 17 minutes at 60 DEG C；
（4）Plastics are catalyzed：TCC, acetone are added in catalytic solution, and is stirred at 70 DEG C 11 minutes, plus
Enter silver nitrate, zinc nitrate and be stirred at 68 DEG C 9 minutes；Plastics are put into into mixed liquor, and are soaked at 86 DEG C
Plastics are taken out and are rested on placement 2 days under natural conditions by bubble 30 minutes；Catalytic solution is 5 with the volume ratio of acetone:1, it is described
TCC is 1 with the mass ratio of acetone:4；
（5）Oxidizing flame process：Plastics are placed on oxidizing flame and are calcined, be divided into 2 calcinings, 3s is calcined every time；
（6）Application of vacuum：Plastics are put into into pressurized tank, and under vacuum, the catalysis being passed through in injection apparatus is molten
Liquid is sprayed plastics；
（7）Plastics are dried：Plastics are taken out from pressurized tank, and after making plastics carry out placing 4 days at 18 DEG C, plastics is placed
In drying unit, and make plastics that drying 21 minutes is carried out at 75 DEG C.
The step（4）The production stage of middle catalytic solution is as follows：
（1）By nano phase ag_2 o, nano cupric oxide, silica with weight ratio as 1:1:After 6 are mixed, add ethanol, third
Ketone is simultaneously stirred 20 minutes at 30 DEG C；Ethanol is 3 with the volume ratio of acetone:5；
（2）Add 4 parts of lysine and at 55 DEG C after stirring 4 minutes, add 3 parts of zeolite to be stirred 30 minutes；
（3）After mixture is stirred into backflow in 58 DEG C of water-baths 5 minutes, cooling and standings are to 38 DEG C；
（4）5 parts of polysiloxanes is added in mixture and after stirring 6 minutes, 5 hours that are powered is carried out to mixed solution, you can
Prepared catalytic solution.
Embodiment 3：
A kind of technique for treating plastic surface with antibacterial functions, comprises the following steps that：
（1）Plastics degreasing：Plastics are placed in degreasant solution, and ungrease treatment is carried out to surface；Degreasing solvent be acetone with
And the mixture of butanone, the acetone is 4 with the volume ratio of butanone:1；
（2）Plastics are roughened：Plastics are soaked in roughening preprocessing solution, and after soaking 0.5 minute at 21 DEG C, plastics are soaked
Steep in roughening solution, and after soaking 15 minutes at 68 DEG C, plastics are put into after cleaning 16 minutes in supersonic cleaning machine and are taken out；
Roughening preprocessing solution is the mixture of potassium bichromate, sulfuric acid and water, and the potassium bichromate, sulfuric acid, the mass ratio of water are 5:
1:7；Roughening solution is the mixture of chromic acid, sulfuric acid and water, and the chromic acid, sulfuric acid, the mass ratio of water are 2:3:30；
（3）Plastics are neutralized：By glycol ester, sodium tripolyphosphate, water with weight ratio as 3:2:7 are mixed, and make mixture exist
Stir at 58 DEG C, plastics were soaked in mixed liquor after 16 minutes and are taken out, plastics are soaked in into the hydroxide that concentration is 30%
In sodium solution, and plastics are made to take out after soaking 10 minutes at 68 DEG C；
（4）Plastics are catalyzed：TCC, acetone are added in catalytic solution, and is stirred at 82 DEG C 9 minutes, plus
Enter silver nitrate, zinc nitrate and be stirred at 71 DEG C 8 minutes；Plastics are put into into mixed liquor, and are soaked at 86 DEG C
Plastics are taken out and are rested on placement 2 days under natural conditions by bubble 30 minutes；The catalytic solution is 5 with the volume ratio of acetone:1,
The TCC is 1 with the mass ratio of acetone:4；
（5）Oxidizing flame process：Plastics are placed on oxidizing flame and are calcined, be divided into 2 calcinings, 3s is calcined every time；
（6）Application of vacuum：Plastics are put into into pressurized tank, and under vacuum, the catalysis being passed through in injection apparatus is molten
Liquid is sprayed plastics；
（7）Plastics are dried：Plastics are taken out from pressurized tank, and after making plastics carry out placing 3 days at 18 DEG C, plastics is placed
In drying unit, and make plastics that drying 15 minutes is carried out at 79 DEG C.
The step（4）The production stage of middle catalytic solution is as follows：
（1）By nano phase ag_2 o, nano cupric oxide, silica with weight ratio as 1:1:After 6 are mixed, add ethanol, third
Ketone is simultaneously stirred 18 minutes at 45 DEG C；Ethanol is 3 with the volume ratio of acetone:5；
（2）Add 4 parts of lysine and at 53 DEG C after stirring 4 minutes, add 3 parts of zeolite to be stirred 30 minutes；
（3）After mixture is stirred into backflow in 57 DEG C of water-baths 5 minutes, cooling and standings are to 35 DEG C；
（4）5 parts of polysiloxanes is added in mixture and after stirring 6 minutes, 5 hours that are powered is carried out to mixed solution, you can
Prepared catalytic solution.
Above-described embodiment is only the preferred technical solution of the present invention, and is not construed as the restriction of the present invention, the present invention
Protection domain should with claim record technical scheme, including claim record technical scheme in technical characteristic etc.
It is protection domain with alternative, i.e., equivalent within this range is improved, also within protection scope of the present invention.
Claims (7)
1. a kind of technique for treating plastic surface with antibacterial functions, it is characterised in that comprise the following steps that：
（1）Plastics degreasing：Plastics are placed in degreasant solution, and ungrease treatment is carried out to surface；
（2）Plastics are roughened：Plastics are soaked in roughening preprocessing solution, and after soaking 0.5-1 minutes at 19-25 DEG C, will
Plastics are soaked in roughening solution, and after soaking 15-28 minutes at 62-69 DEG C, plastics are put in supersonic cleaning machine and are cleaned
Take out after 13-18 minutes；
（3）Plastics are neutralized：By glycol ester, sodium tripolyphosphate, water with weight ratio as 3:2:7 are mixed, and make mixture exist
Stir at 50-60 DEG C, plastics were soaked in mixed liquor after 16-18 minutes and are taken out, it is 30% that plastics are soaked in into concentration
In sodium hydroxide solution, and plastics are made to take out after soaking 10-17 minutes at 60-68 DEG C；
（4）Plastics are catalyzed：TCC, acetone are added in catalytic solution, and 5-11 is stirred at 70-85 DEG C and divided
Clock, adds silver nitrate, zinc nitrate and 6-9 minutes is stirred at 68-72 DEG C；Plastics are put into into mixed liquor, and in 86-
Carry out soaking 25-30 minutes at 92 DEG C, plastics are taken out and rested on placement 2-3 days under natural conditions；
（5）Oxidizing flame process：Plastics are placed on oxidizing flame and are calcined, be divided into 1-2 calcining, 3s is calcined every time；
（6）Application of vacuum：Plastics are put into into pressurized tank, and under vacuum, the catalysis being passed through in injection apparatus is molten
Liquid is sprayed plastics；
（7）Plastics are dried：Plastics are taken out from pressurized tank, and after making plastics carry out placing 2-4 days at 18-23 DEG C, will be moulded
Material is placed in drying unit, and makes plastics carry out drying 15-21 minutes at 75-80 DEG C.
2. a kind of technique for treating plastic surface with antibacterial functions according to claim 1, it is characterised in that：The step
Suddenly（4）The production stage of middle catalytic solution is as follows：
（1）By nano phase ag_2 o, nano cupric oxide, silica with weight ratio as 1:1:After 6 are mixed, add ethanol, third
Ketone is simultaneously stirred 10-20 minutes at 30-45 DEG C；
（2）Add lysine 4-7 parts and after stirring 4-7 minutes at 50-55 DEG C, add zeolite 1-3 parts to be stirred 30-34 point
Clock；
（3）After mixture is stirred into backflow 5-8 minutes in 50-58 DEG C of water-bath, cooling and standings are to 35-38 DEG C；
Polysiloxanes 5-7 parts are added in mixture and after stirring 4-6 minutes, 5-7 hour of energization is carried out to mixed solution, i.e.,
Catalytic solution can be obtained.
3. a kind of technique for treating plastic surface with antibacterial functions according to claim 2, it is characterised in that：The step
Suddenly（1）Middle ethanol is 3 with the volume ratio of acetone:5.
4. a kind of technique for treating plastic surface with antibacterial functions according to claim 1, it is characterised in that：The step
Suddenly（1）In degreasing solvent be acetone and butanone mixture, the acetone is 4 with the volume ratio of butanone:1.
5. a kind of technique for treating plastic surface with antibacterial functions according to claim 1, it is characterised in that：The step
Suddenly（2）The middle mixture for being roughened preprocessing solution for potassium bichromate, sulfuric acid and water, the potassium bichromate, sulfuric acid, the quality of water
Than for 5:1:7.
6. a kind of technique for treating plastic surface with antibacterial functions according to claim 1, it is characterised in that：The step
Suddenly（2）Middle roughening solution is the mixture of chromic acid, sulfuric acid and water, and the chromic acid, sulfuric acid, the mass ratio of water are 2:3:30.
7. a kind of technique for treating plastic surface with antibacterial functions according to claim 1, it is characterised in that：The step
Suddenly（4）Described in the volume ratio of catalytic solution and acetone be 5:1, the TCC is 1 with the mass ratio of acetone:4.
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| CN107100287A (en) * | 2017-06-02 | 2017-08-29 | 安徽瑞联节能科技有限公司 | A kind of interior wall rock-wool heat insulation plate |
| CN111206273A (en) * | 2019-12-25 | 2020-05-29 | 苏州敏煌精密电子科技有限公司 | Micro-roughening process for surface appearance of plastic part |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107020648A (en) * | 2017-05-17 | 2017-08-08 | 江苏百特电器有限公司 | A kind of typography of hair scissors mark plate |
| CN107100287A (en) * | 2017-06-02 | 2017-08-29 | 安徽瑞联节能科技有限公司 | A kind of interior wall rock-wool heat insulation plate |
| CN107100287B (en) * | 2017-06-02 | 2020-04-24 | 安徽瑞联节能科技有限公司 | Rock wool heated board for interior wall |
| CN111206273A (en) * | 2019-12-25 | 2020-05-29 | 苏州敏煌精密电子科技有限公司 | Micro-roughening process for surface appearance of plastic part |
| CN113083642A (en) * | 2021-03-25 | 2021-07-09 | 晋江市瑞星塑料制品有限公司 | Surface treatment process for plastic button |
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