CN103466962B - Mouldy powder prevented by wide spectrum soda lime glass - Google Patents
Mouldy powder prevented by wide spectrum soda lime glass Download PDFInfo
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- CN103466962B CN103466962B CN201310370681.6A CN201310370681A CN103466962B CN 103466962 B CN103466962 B CN 103466962B CN 201310370681 A CN201310370681 A CN 201310370681A CN 103466962 B CN103466962 B CN 103466962B
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Abstract
Mouldy powder prevented by a kind of wide spectrum soda lime glass, formed through being mixed with by the vinylbenzene of proportioning by weight and methyl methacrylate copolymer toner, barium sulfate powder, methylene-succinic acid powder, chlorhexidine powder, nano silicon.The present invention with vinylbenzene and methyl methacrylate copolymer resin for propping material; To go mouldy suppression material for physical chemistry type with barium sulfate, methylene-succinic acid; Be that biochemical goes mouldy and other dirts type that lures goes mouldy suppression material with chlorhexidine; Take nano silicon as anti-caking and help stream functional aid.This anti-mouldy powder can not only be suppressed monovalent metallic ion in soda lime glass, prevent glass from taking off sodium dealkalize, can also in and glass surface alkali ion, that suppresses glass physicochemistry type to go mouldy develops, and can also antibacterial, sterilization, interference bacterial plaque is formed, and suppresses biochemical that other dirts type that lures goes mouldy to go mouldy generation, soda lime glass is had to the anti-mildew rejection of wide spectrum.
Description
Technical field
The present invention relates to a kind of glass applied at surface of plate glass and prevent mouldy powder, be specifically related to a kind of wide spectrum soda lime glass and prevent mouldy powder.
Background technology
Soda lime glass is the leading product of sheet glass, is widely used in the fields such as building, automobile, furniture and electronics.In storage and transport process, physics, chemistry, physical chemistry, biological chemistry and other dirts can be there is and lure that type etc. is polytype to go mouldy in sodium-calcium-silicate sheet glass.After weathering of glass, there is spot, hollow, creamy substance defect, produce the phenomenons such as rainbow, light distortion, light penetration reduction, have a strong impact on use and the deep processing of glass, so that cause damage.About 4% of glass ultimate production is about lost due to mouldy.For avoiding glass to go mouldy brought loss, generally adopt the glass protecting method applying anti-mouldy powder at glass surface at present.
Mouldy powder prevented by the glass of prior art, all based on in acid and glass surface alkali ion, glass is stoped to develop because the physical chemistry type analysing alkali goes mouldy, and adopt respectively and mixed with hexanodioic acid by polymethylmethacrylate, or mixed with monomeric organic acid and mineral acid by polymethylmethacrylate, or the anti-mouldy powder mixed with monomer acids by natural plant fibre.Its weak point is that anti-mouldy powder is narrow spectrum mildew-resistant, suppress the mould variable domain of glass narrow, the physical chemistry type of glass can only be suppressed mouldy, the precipitation of sodium ion can not be suppressed, can not suppress the biochemical of glass go mouldy and other dirts type that lures go mouldy, cannot reach and mouldy effect is prevented to glass wide spectrum.The particularly use of natural plant fibre, under certain condition because vegetable fibre itself is easily mouldy, more can bring out the pollution of the mouldy of glass and glass, and even make glass lose use value.
Summary of the invention
Object of the present invention, be for cause soda lime glass mouldy many because of objective fact, for the multifactor reality causing glass to go mouldy, for prevent glass go mouldy broad spectrum measure in the urgent need to, prevent that mouldy powder can only the narrow defect of the mould variable domain of inhibition Physicochemical type for glass in the past, provide a kind of wide spectrum soda lime glass to prevent mouldy powder.Namely provide one that glass physical, chemistry, physical chemistry type can not only be suppressed to go mouldy, can also suppress glass biochemical go mouldy and other dirts type that lures go mouldy, the wide spectrum soda lime glass of the various mildew factors causing soda lime glass mouldy can be suppressed to prevent mouldy powder.
Object of the present invention is reached by following measures:
A kind of wide spectrum soda lime glass prevents mouldy powder, by following material proportioning by weight
Be prepared from:
Vinylbenzene and methyl methacrylate copolymer resin 30 parts ~ 40 parts,
30 parts ~ 40 parts, barium sulfate,
Methylene-succinic acid 20 parts ~ 30 parts,
Chlorhexidine 1 part ~ 5 parts,
Nano silicon 1 part ~ 5 parts;
This wide spectrum soda lime glass prevents that the preparation of mouldy powder is carried out according to the following steps:
(1) vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
(2) barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
(3) methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
(4) chlorhexidine is pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
(5) after barium sulfate powder step (2), step (3) and step (4) obtained, methylene-succinic acid powder, chlorhexidine powder mix, add vinylbenzene and methyl methacrylate copolymer toner that step (1) obtains, remix is even, adds nano silicon afterwards again and mixes;
(6) powdered mixture that step (5) obtains is crossed 80 mesh sieves, obtain this wide spectrum soda lime glass and prevent mouldy powder.
The softening temperature of above-mentioned vinylbenzene and methyl methacrylate copolymer resin is greater than 92 DEG C.
The particle size range of above-mentioned nano silicon is 10 nm ~ 100nm.
Due to the multifactorial impact such as internal cause and external cause, easily there is mildew phenomena in soda lime glass in storage and transport process.Physical chemistry type for glass goes mouldy, and main manifestations is the absorption of water, hydrolyzed silicate, and glass takes off sodium dealkalize, silica framework collapse, chemical corrosion etc.The biochemical of glass and other dirt type that lures are gone mouldy, main manifestations be the microorganisms such as bacterium metabolism, engulf, movement corrodes, bacterial plaque is polluted, the corruption of biomass is polluted and to be corroded and other pollutes and corrodes.Easily there is scratch phenomenon in glass, also have impact on use and the deep processing of glass in storage and transport process.
The present invention selects softening temperature to be greater than the vinylbenzene of 92 DEG C and methyl methacrylate copolymer resin is propping material, for there is host buffer material when sliding between the framework material of anti-mouldy powder and sheet glass.
The present invention selects barium sulfate, methylene-succinic acid to be that glass physicochemistry type goes mouldy suppression material.Barium sulfate is wherein that glass physicochemistry type goes mouldy and suppresses one of material, adds divalent metal normal salt barium sulfate, can the precipitation of monovalent metallic ion in pressed glass, the generation suppressing glass to take off sodium physical chemistry type to go mouldy.Methylene-succinic acid is wherein the another suppression material that glass physicochemistry type goes mouldy, methylene-succinic acid add can in and glass go mouldy output hydroxide ion, the development that inhibition Physicochemical type goes mouldy and generation.
The present invention selects chlorhexidine to be the suppression material that biochemical goes mouldy and other dirts type that lures goes mouldy.Chlorhexidine has the characteristic that broad-spectrum antibacterial, sterilization and interference bacterial plaque are formed, and can form interference effect to glass dirt, the generation that chlorhexidine can suppress glass biological chemistry to be gone mouldy and other dirts type that lures goes mouldy, and makes anti-mouldy powder suppress to go mouldy to have broad-spectrum action.
The present invention take nano silicon as anti-caking and helps stream functional aid, and its particle size range selects 10 nm ~ 100nm.Adding of nano silicon, propping material and anti-mouldy material clumps can be prevented, and improve the irregularity of anti-mouldy powder each moiety powdery microparticle surfaces, effectively can regulate the mobility of anti-mouldy powder.
The present invention prevents mouldy powder, selects vinylbenzene and methyl methacrylate copolymer resin to be propping material; Barium sulfate, methylene-succinic acid is selected to be that physical chemistry type goes mouldy suppression material; Chlorhexidine is selected to be that biochemical goes mouldy and other dirts type that lures goes mouldy suppression material; Select nano silicon to be anti-caking and help stream functional aid.Because the present invention prevents the special chemical composition of mouldy powder, it can not only be suppressed monovalent metallic ion in soda lime glass, prevent glass from taking off sodium dealkalize, can also in and glass surface alkali ion, what inhibition Physicochemical type went mouldy develops, and can also antibacterial, sterilization and interference bacterial plaque be formed, suppress the generation that the biochemical that other dirts type that lures goes mouldy goes mouldy, soda lime glass is had to the anti-mouldy restraining effect of wide spectrum.Mouldy powder prevented by wide spectrum soda lime glass of the present invention, can suppress the various factors causing soda lime glass mouldy, and the anti-mouldy powder of executing of the soda lime glass of very suitable each explained hereafter uses.
Mouldy powder prevented by wide spectrum soda lime glass of the present invention, there is the anti-mouldy territory of wide spectrum, the physical chemistry type of glass can not only be suppressed mouldy, can also effectively suppress the biochemical of glass go mouldy and other dirts type that lures go mouldy, the various factors causing glass to go mouldy can be suppressed, effectively can overcome the defect in narrow mildew-resistant territory in anti-mouldy powder use in the past, reach the wide spectrum desirable to soda lime glass and prevent mouldy effect.
Embodiment
Embodiment 1:
Component and proportional quantity (weight part) are: vinylbenzene and methyl methacrylate copolymer resin 35, barium sulfate 35, methylene-succinic acid 25, chlorhexidine 2.5, nano silicon (particle diameter 50nm) 2.5.
Preparation method:
1, vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
2, barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
3, methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
4, chlorhexidine is pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
5, after the powder that above 2nd ~ 4 steps obtain being mixed, add vinylbenzene and methyl methacrylate copolymer toner that the 1st step obtains, remix evenly after, then add after nano silicon mixes, cross 80 mesh sieves, obtain wide spectrum soda lime glass and prevent mouldy powder.
Embodiment 2:
Component and proportional quantity (weight part) are: vinylbenzene and methyl methacrylate copolymer resin 40, barium sulfate 30, methylene-succinic acid 26, chlorhexidine 2, nano silicon (particle diameter 10nm) 2.
Preparation method:
1, vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
2, barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
3, methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
4, chlorhexidine is pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
5, after the powder that above 2nd ~ 4 steps obtain being mixed, add vinylbenzene and methyl methacrylate copolymer toner that the 1st step obtains, remix evenly after, then add after nano silicon mixes, cross 80 mesh sieves, obtain wide spectrum soda lime glass and prevent mouldy powder.
Embodiment 3:
Component and proportional quantity (weight part) are: vinylbenzene and methyl methacrylate copolymer resin 30, barium sulfate 40, methylene-succinic acid 26, chlorhexidine 2, nano silicon (particle diameter 100nm) 2.
Preparation method:
1, vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
2, barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
3, methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
4, chlorhexidine pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
5, after the powder that above 2nd ~ 4 steps obtain being mixed, add vinylbenzene and methyl methacrylate copolymer toner that the 1st step obtains, remix evenly after, then add after nano silicon mixes, cross 80 mesh sieves, obtain wide spectrum soda lime glass and prevent mouldy powder.
Embodiment 4:
Component and proportional quantity (weight part) are: vinylbenzene and methyl methacrylate copolymer resin 38, barium sulfate 30, methylene-succinic acid 30, chlorhexidine 1, nano silicon (particle diameter 50nm) 1.
Preparation method:
1, vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
2, barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
3, methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
4, chlorhexidine is pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
5, after the powder that above 2nd ~ 4 steps obtain being mixed, add vinylbenzene and methyl methacrylate copolymer toner that the 1st step obtains, remix evenly after, then add after nano silicon mixes, cross 80 mesh sieves, obtain wide spectrum soda lime glass and prevent mouldy powder.
Embodiment 5:
Component and proportional quantity (weight part) are: vinylbenzene and methyl methacrylate copolymer resin 35, barium sulfate 35, methylene-succinic acid 20, chlorhexidine 5, nano silicon (particle diameter 80nm) 5.
Preparation method:
1, vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
2, barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
3, methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
4, chlorhexidine is pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
5, after the powder that above 2nd ~ 4 steps obtain being mixed, add vinylbenzene and methyl methacrylate copolymer resin that the 1st step obtains, remix evenly after, then add after nano silicon mixes, cross 80 mesh sieves, obtain wide spectrum soda lime glass and prevent mouldy powder.
Performance test
Mouldy powder prevented by the wide spectrum soda lime glass of embodiment gained, through the inspection of national glass quality supervisory detection center, conclusion is: the anti-mouldy performance of anti-mouldy powder, scratching performance, mobility, heat resistance meet the technical requirements specified in JC/T1008-2006 " the anti-mouldy material of glass " existing national sector standard.Test result: qualified.Assay is shown in Table 1.
Mouldy mealiness energy survey report table prevented by this wide spectrum of table 1 soda lime glass
| sequence | interventions Requested | standard-required (testing method) JC/T1008-2006 | measured result | test result |
| 1 | anti-mouldy performance | pad prevents that the time needed for weathering of glass of mouldy powder must be not less than 2 times of naked weathering of glass required time | pad prevents that the time needed for weathering of glass of mouldy powder is greater than 2 times of naked weathering of glass required time | qualified |
| 2 | scratching performance | can not occur by abrading the clear indelible vestige caused | do not occur by abrading the clear indelible vestige caused | qualified |
| 3 | mobility | slope of repose should be not more than 40 ° | 27.5 ° ~ 34.5 °, * slope of repose | qualified |
| 4 | heat resistance | must meet: 1. prevent that the phenomenon of softening can not appear in mouldy powder itself simultaneously; 2. prevent to cause sticky phenomenon because of softening between mouldy powder and glass. | 1. prevent that the phenomenon of softening itself does not appear in mouldy powder; 2. prevent not causing sticky phenomenon because of softening between mouldy powder and glass. | qualified |
Note: * * standard regulation slope of repose represents mobility.
This wide spectrum soda lime glass is prevented mouldy powder prevents mouldy powder with Germany, U.S.'s glass, moist, dark, have easy the to be mouldy severe environment that kill and devour and exist with the pollutent such as glue slag class under, deposit after 400 days and carry out wide spectrum fungicidal properties contrast experiment (range estimation), this wide spectrum soda lime glass prevents that mouldy powder has wide spectrum mildew resistance.The results are shown in Table 2.
With external glass, a table 2 anti-mouldy powder prevents that mouldy powder wide spectrum fungicidal properties compares
Claims (3)
1. a mouldy powder prevented by wide spectrum soda lime glass, it is characterized in that, this anti-mouldy powder by following material by weight proportioning be prepared from:
Vinylbenzene and methyl methacrylate copolymer resin 30 parts ~ 40 parts,
30 parts ~ 40 parts, barium sulfate,
Methylene-succinic acid 20 parts ~ 30 parts,
Chlorhexidine 1 part ~ 5 parts,
Nano silicon 1 part ~ 5 parts;
This wide spectrum soda lime glass prevents that the preparation of mouldy powder is carried out according to the following steps:
(1) vinylbenzene and methyl methacrylate copolymer resin are pulverized, cross 80 mesh sieves, obtain vinylbenzene and methyl methacrylate copolymer toner;
(2) barium sulfate is pulverized, cross 100 mesh sieves, obtain barium sulfate powder;
(3) methylene-succinic acid is pulverized, cross 100 mesh sieves, obtain methylene-succinic acid powder;
(4) chlorhexidine is pulverized, cross 100 mesh sieves, obtain chlorhexidine powder;
(5) after barium sulfate powder step (2), step (3) and step (4) obtained, methylene-succinic acid powder, chlorhexidine powder mix, add vinylbenzene and methyl methacrylate copolymer toner that step (1) obtains, remix is even, adds nano silicon afterwards again and mixes;
(6) powdered mixture that step (5) obtains is crossed 80 mesh sieves, obtain this wide spectrum soda lime glass and prevent mouldy powder.
2. mouldy powder prevented by wide spectrum soda lime glass according to claim 1, it is characterized in that: the softening temperature of described vinylbenzene and methyl methacrylate copolymer resin is greater than 92 DEG C.
3. mouldy powder prevented by wide spectrum soda lime glass according to claim 1, it is characterized in that: the particle size range of described nano silicon is 10 nm ~ 100nm.
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| CN108863106A (en) * | 2018-08-10 | 2018-11-23 | 佛山腾鲤新能源科技有限公司 | A kind of preparation method of solar energy rolled glass special mildewproof isolated material |
| CN111089943B (en) * | 2019-12-31 | 2022-08-16 | 南京汉旗新材料股份有限公司 | Measuring method for rapidly judging cleaning performance of mildew-proof or isolating powder on glass surface |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6579353B1 (en) * | 2001-11-13 | 2003-06-17 | Delamater Michael | Protective coating |
| CN103013354A (en) * | 2011-09-26 | 2013-04-03 | 陈银凤 | Preparation method of neutral mould-proof glass cement |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6579353B1 (en) * | 2001-11-13 | 2003-06-17 | Delamater Michael | Protective coating |
| CN103013354A (en) * | 2011-09-26 | 2013-04-03 | 陈银凤 | Preparation method of neutral mould-proof glass cement |
Non-Patent Citations (2)
| Title |
|---|
| 太阳能玻璃专用防霉隔离粉研究思路;李勇等;《玻璃》;20091231(第7期);第9-12页 * |
| 玻璃防霉问题的探讨;于汇汛;《玻璃》;20061231(第3期);第17-19页 * |
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