[summary of the invention]
The object of this invention is to provide a kind of anti-algae silicone adhesive.
Another object of the present invention is to provide the preparation method of described anti-algae silicone adhesive.
The present invention is achieved through the following technical solutions.
The present invention relates to a kind of anti-algae silicone adhesive, it is characterized in that what described anti-algae silicone adhesive was made up of following component by weight:
Basis glue 50-80 part;
Linking agent 2-10 part;
Filler 2-40 part;
Catalyzer 0.05-1 part;
Softening agent 0-20 part;
Coupling agent 0.5-5 part;
Anti-algae agent 0.5-2 part;
Described basic glue is α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue); Described linking agent is the one in methyl triacetoxysilane, methyl tributanoximo silane, vinyl tributyl ketoximyl silane, methyltrimethoxy silane, tetraethyl silicate or methyl isopropyl alkene TMOS; Described filler is the one in gas-phase silica or nano-calcium carbonate; Described catalyzer is the one in dibutyl tin laurate or tetra-n-butyl titanic acid ester; Described softening agent is polydimethylsiloxane; Described coupling agent is (KH-560) one in propyl trimethoxy silicane or γ-(methacryloxypropyl) propyl trimethoxy silicane (KH-570) of γ-(2,3-epoxy the third oxygen).
Described anti-algae agent is cupric oxide, Red copper oxide, the molten quaternary ammonium copper of ammonia (ACQ-B), 3-(3,4-dichlorophenyl)-1,1-dimethyl urea (Diuron Tech), Zinc Pyrithione (ZPT), N-octyl group-isothiazolinone (OIT), 4,5-bis-chloro-N-octyl group-4-isothiazoline-3-ketone (DCOIT), 1,2-benzisothiazole-3-ketone (BIT), n-butyl-1,2-isothiazoline-3-ketone (BBIT) or 10, one or more in the two phenoxazine arsenic (OBPA) of 10 '-oxo.
The invention still further relates to the preparation method of anti-algae silicone adhesive, the step that it is characterized in that the method is as follows: first basic glue, softening agent, linking agent are dropped in planetary kneader by proportioning, at 80-120 ℃ after vacuum stirring 15-30min, divide and drop into filler by proportioning 2-4 time, every minor tick 10-15 min, adds filler and continues to stir 30-60min; And then add catalyzer, anti-algae agent and coupling agent by proportioning, vacuum stirring 30-60min at 80-120 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae silicone adhesive.
Anti-algae silicone adhesive type of the present invention is the de-acetic acid type of single-component, single-component ketoxime removing type, single-component dealcoholization-type or single-component deacetone, can meet the different technical requirements in silicone adhesive different application field.
Product stock stable performance of the present invention, raw materials safety and environmental protection, in use can effectively suppress the growth and breeding of harmful algae, 4 kinds of anti-algae grades of mixing algae such as chlorella, silk algae, four tail grid algaes, the algae that quivers are reached to 1~0 grade, and endurance quality excellence.
The present invention will be described below in more detail.
The present invention relates to a kind of anti-algae silicone adhesive, it is characterized in that what described anti-algae silicone adhesive was made up of following component by weight:
Basis glue 50-80 part;
Linking agent 2-10 part;
Filler 2-40 part;
Catalyzer 0.05-1 part;
Softening agent 0-20 part;
Coupling agent 0.5-5 part;
Anti-algae agent 0.5-2 part.
According to the bright a kind of preferred implementation of this law, described basic glue is α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue); Described linking agent is the one in methyl triacetoxysilane, methyl tributanoximo silane, vinyl tributyl ketoximyl silane, methyltrimethoxy silane, tetraethyl silicate or methyl isopropyl alkene TMOS; Described filler is the one in gas-phase silica or nano-calcium carbonate; Described catalyzer is the one in dibutyl tin laurate or tetra-n-butyl titanic acid ester; Described softening agent is polydimethylsiloxane; Described coupling agent is (KH-560) one in propyl trimethoxy silicane or γ-(methacryloxypropyl) propyl trimethoxy silicane (KH-570) of γ-(2,3-epoxy the third oxygen).The above raw material of the present invention is the commercially available conventional products of preparing silicone adhesive.
According to the bright another kind of preferred implementation of this law, described anti-algae agent is cupric oxide, Red copper oxide, the molten quaternary ammonium copper of ammonia (ACQ-B), 3-(3,4-dichlorophenyl)-1,1-dimethyl urea (Diuron Tech), Zinc Pyrithione (ZPT), N-octyl group-isothiazolinone (OIT), 4,5-bis-chloro-N-octyl group-4-isothiazoline-3-ketone (DCOIT), 1,2-benzisothiazole-3-ketone (BIT), n-butyl-1,2-isothiazoline-3-ketone (BBIT) or 10, one or more in the two phenoxazine arsenic (OBPA) of 10 '-oxo.
Cupric oxide (CuO), CAS is numbered 1317-38-0, and median size is 0.05-10 μ m, is mainly used in artificial silk processed, pottery, glaze and enamel, battery, petroleum sweetening agent, sterilant, also for hydrogen manufacturing, catalyzer, green glass etc.The present invention's ultrafine copper oxide powder used is commercially available.
Red copper oxide (Cu O), CAS is numbered 1317-39-1, median size is 0.05-10 μ m, can be used for ship bottom anti-fouling paint processed (killing rudimentary marine animal), also for the manufacture of various mantoquitas, analytical reagent and for the rectification of electrical equipment industry electroplate, the sterilant of farm crop and rectifier material etc.The present invention's ultrafine cuprous oxide powder used is commercially available.
The molten quaternary ammonium copper of ammonia (Ammonical Copper Quat), be called for short ACQ, it is the novel wood preservative that small-sized wood preservation company of the 70's of 20th century, one, Sweden develops and applies for a patent, the 80's were bought this patent by american chemical industrial (CSI), and carried out great many of experiments and improvement, form business-like ACQ wood preservative.In this sanitas, do not contain chromium class heavy metal and arsenic class highly toxic substance, little to person poultry toxicity, also have remarkable anticorrosion, insect protected function simultaneously, in timber, fixation performance is good, little to environmental influence.This sanitas development is in recent years very fast, becomes the representative of water ballast wood preservative of new generation.The main component of ACQ-B is cupric oxide (CuO) and Timbercote 2000 (DDAC).The present invention ACQ-B used is Dalian Ming Huimu industry company limited product sold.
3-(3,4-dichlorophenyl)-1,1-dimethyl urea (Diuron Tech), CAS is numbered 330-54-1, and molecular formula is C
9h
10c
l2n
2o, sterling is white odorless crystal, belongs to phenyl ureagroup herbicides, inhale conduction and certain action of contace poison, but it has the very strong effect of killing to algae in tool.The present invention's Diuron Tech used is the product of Wuhan Jin Nuo Chemical Co., Ltd. production and sales.
ZPT, English name is Pyrithionc Zinc, writes a Chinese character in simplified form ZPT, calls as Pyrithionc Zinc, and CAS is numbered 13463-41-7, and molecular formula is C
10h
8n
2o
2s
2zn, molecular weight is 317.7.For shampoo anti-dandruff, can suppress the growth of Gram-positive, negative bacteria and mould.Hair conditioning effectively, delays the aging of hair, controls the generation of white hair and alopecia.Also be used as in addition makeup preservatives or finish, coating biocide; As the Biocidal algae-killing agent of the product such as coating and plastics, use also very extensive.The present invention's ZPT used (ZPT) is the set a prairie fire product of Chemical Co., Ltd.'s production and sales of Hebei KeYu biochemical industry company limited or Jiangsu.
N-octyl group-isothiazolinone, CAS is numbered 26530-20-1, is called for short OIT, is dissolved in organic solvent, is slightly soluble in water, is a kind of low toxicity, efficient, broad spectrum type mould inhibitor algaecide, and mould, algae are had to very strong killing action, can reach desirable anti-mold effect.Can be widely used in all multi-products such as coating, paint, lubricating oil, shoe polish, leather chemistry, timber-work and historical relic's protection.VOC free, high light and high temperatures, sterilization broad-spectrum high efficacy, can effectively prevent bacterium and fungi in plastics.The present invention OIT used is the product of Dalian Bai Ao chemical company or Beijing Tianqing Chemical Co., Ltd.'s production and sales.
The chloro-N-octyl group-4-of 4,5-bis-isothiazoline-3-ketone, CAS is numbered 64359-81-5, is called for short DCOIT, is a kind of wide-spectrum bactericide.Can be widely used in the plastic industries such as paint, coating, polyethylene, polyurethane, leather, paint, coating, sewage, papermaking, timber, tackiness agent, the fields such as ink, can replace the compound such as organoarsenic of huge poison.The present invention DCOIT used is the product of Dalian Bai Ao chemical company or Beijing Tianqing Chemical Co., Ltd.'s production and sales.
BIT, CAS is numbered 2634-33-5, is called for short BIT, is main industrial sterilization, anticorrosion, anti-enzyme agent.There is the grow effects of microorganism in organic medium such as outstanding mould fungus inhibition (fungi, bacterium), algae, solved that the organic products that microbial growth causes is mouldy, fermentation, rotten, breakdown of emulsion, smelly, etc. series of problems.The present invention DCOIT used is the product of Dalian Bai Ao chemical company production and sales.
N-butyl-1,2-isothiazoline-3-ketone, CAS is numbered CAS 4299-07-4, be called for short BBIT, be exclusively used in to kill and corrode the microorganism being attached on the macromolecular materials such as urethane (PU), polyvinyl chloride (PVC), polysiloxane (silicone), polyethylene (PE), polypropylene (PP), can be miscible with softening agent, organic carrier and thinner, easy to use.The present invention BBIT used is the product of Shandong Ai Pu chemical company production and sales.
10, the two phenoxazine arsenic (OBPA) of 10 '-oxo, CAS is numbered 58-36-6, and molecular formula is C
24h
16as
2o
3, be a kind of novel industrial fungicide, simultaneously mildew-resistant, antibacterial, anti-algae, be one of the most effective antiseptic-germicide of industrial circle.Can add PVC goods, plastics, PVC flooring material, wallcovering, paint, ink, paper etc. to, than other inorganic or organic system only can be antibacterial or effect that only can mildew-resistant more excellent.
Preferably, anti-algae agent of the present invention is the molten quaternary ammonium copper of Red copper oxide, ammonia (ACQ-B), 3-(3,4-dichlorophenyl)-1,1-dimethyl urea (Diuron Tech), Zinc Pyrithione (ZPT), 4,5-bis-chloro-N-octyl group-4-isothiazoline-3-ketone (DCOIT), 1,2-benzisothiazole-3-ketone (BIT) or n-butyl-1, one or more in 2-isothiazoline-3-ketone (BBIT).
More preferably, anti-algae agent of the present invention is the molten quaternary ammonium copper of ammonia (ACQ-B), 3-(3,4-dichlorophenyl)-1,1-dimethyl urea (Diuron Tech), Zinc Pyrithione (ZPT) or n-butyl-1, one or more in 2-isothiazoline-3-ketone (BBIT).
The invention still further relates to the preparation method of anti-algae silicone adhesive, the step that it is characterized in that the method is as follows: first basic glue, softening agent, linking agent are dropped in planetary kneader by proportioning, at 80-120 ℃ after vacuum stirring 15-30min, divide and drop into filler by proportioning 2-4 time, every minor tick 10-15 min, adds filler and continues to stir 30-60min; And then add catalyzer, anti-algae agent and coupling agent by proportioning, vacuum stirring 30-60min at 80-120 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae silicone adhesive.
According to the bright a kind of preferred implementation of this law, described planetary kneader is multilayer paddle formula double-planet stirrer, is a kind of reaction, mixing, mixing, efficient, multipurpose plant of being separated into one of collecting.Be applicable to the liquid-liquid, solid-liquid, lotion-lotion, powder-cream material density ratio great disparity of every profession and trade, from low-viscosity to high viscosity in the production technique of (1,500,000 CPS).The present invention's multi-layer oar blade formula used double-planet stirrer is the equipment of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production and sales.
According to the bright another kind of preferred implementation of this law, in described preparation technology, the vacuum tightness of planetary kneader is-0.08~0.1MPa, and rotating speed is 300-600rpm.In product of the present invention preparation, material system must remain in high vacuum state, contained humidity in material is departed from away, otherwise can affect the storage effect of moulding product; It is moderate that material spoils speed, both guaranteed material kneading fully, do not waste energy again, thinks that equipment mixing speed is controlled at 300-600rpm most suitable through great many of experiments.
Describe the detection test of the anti-algae performance of anti-algae silicone adhesive prepared by the present invention below in detail.
Detection method and detected result are as follows: the anti-mold effect of the anti-algae companion's of 0.5% antibacterial and mouldproof phenylpropyl alcohol construction coating for internal wall has been added in the anti-algae effect assessment test of the anti-algae silicone adhesive of the present invention by the measurement of test method of GB/T 21353-2008 " the anti-algae property assay method of paint film " standard regulation.Its test-results is listed in table 1.
Table 1: the anti-algae test-results of the anti-algae silicone adhesive of the present invention
The anti-algae silicone adhesive that the present invention makes is as can be seen from Table 1 to four kinds of anti-algae performance excellences of mixing algae such as chlorella, silk algaes, and anti-algae grade reaches 1-0 level.
The present invention has following beneficial effect:
The present invention utilizes existing silicone adhesive production unit, and the frequent regulation adhesive process of environmental protection, the agent of Effective Anti algae of meticulously selecting is added in silicone adhesive material and gone, and completes anti-algae silicone adhesive and produces.Production technique is simple, and facility investment is few, is easy to suitability for industrialized production, and production cost is low, environmentally friendly, has the very strong market competitiveness.The present invention, by adjusting basic material kind, easily realizes multiple types as the production of de-acetic acid type, ketoxime removing type, dealcoholizing-type and the anti-algae silicone adhesive of deacetone, meets different field without technical requirements.Anti-algae silicone adhesive storge quality prepared by the present invention is stable, anti-algae performance excellence.
[embodiment]
To understand better the present invention by following these embodiment.
embodiment 1:the preparation of the anti-algae silicone adhesive of the present invention
First by 68.4 parts of α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue), 5 parts of polydimethylsiloxanes, 2 parts of methyl triacetoxysilanes drop in the multi-layer oar blade formula double-planet stirrer of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production, at 100 ℃ after vacuum stirring 20min, divide and drop into 20 parts of thermal silicas 4 times, every minor tick 10min, adds filler and continues to stir 40min; Then add 0.1 part of dibutyl tin laurate, 0.5 part of Cu
2o, 1 part of Diuron Tech and 3 parts of KH560, vacuum stirring 60min at 100 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of the de-acetic acid type silicone adhesive of anti-algae.The vacuum tightness of stirrer is-0.08~0.1MPa, and rotating speed is 600rpm.
embodiment 2:the preparation of the anti-algae silicone adhesive of the present invention
First by 58.5 parts of α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue), 3 parts of polydimethylsiloxanes, 5 parts of methyl tributanoximo silanes drop in the multi-layer oar blade formula double-planet stirrer of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production, at 110 ℃ after vacuum stirring 20min, divide and drop into 20 parts of nano-calcium carbonates 4 times, every minor tick 15min, adds filler and continues to stir 50min; Then add 0.5 part of tetra-n-butyl titanic acid ester, 1 part of ZPT and 5 parts of KH570, vacuum stirring 60min at 110 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae ketoxime removing type silicone adhesive.The vacuum tightness of stirrer is-0.08~0.1MPa, and rotating speed is 400rpm.
embodiment 3:the preparation of the anti-algae silicone adhesive of the present invention
First by 73.8 parts of α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue), 5 parts of polydimethylsiloxanes, 8 parts of methyltrimethoxy silanes drop in the multi-layer oar blade formula double-planet stirrer of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production, at 100 ℃ after vacuum stirring 20min, divide and drop into 10 parts of thermal silicas 2 times, every minor tick 15min, adds filler and continues to stir 40min; Then add 0.1 part of dibutyl tin laurate, 0.1 part of DCOIT, 1 part of Diuron Tech and 2 parts of KH560, vacuum stirring 60min at 100 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae dealcoholizing-type silicone adhesive.The vacuum tightness of stirrer is-0.08~0.1MPa, and rotating speed is 500rpm.
embodiment 4:the preparation of the anti-algae silicone adhesive of the present invention
First by 75.4 parts of α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue), 8 parts of polydimethylsiloxanes, 5 parts of methyl isopropyl alkene TMOSs drop in the multi-layer oar blade formula double-planet stirrer of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production, at 100 ℃ after vacuum stirring 10min, divide and drop into 10 parts of thermal silicas 2 times, every minor tick 10min, adds filler and continues to stir 60min; Then add 0.6 part of dibutyl tin laurate, 0.2 part of ACQ-B, 0.2 part of OIT and 0.1 part of BBIT and 0.5 part of KH560, vacuum stirring 60min at 100 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae deacetone silicone adhesive.The vacuum tightness of stirrer is-0.08~0.1MPa, and rotating speed is 300rpm.
embodiment 5:the preparation of the anti-algae silicone adhesive of the present invention
First by 56.2 parts of α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue), 5 parts of polydimethylsiloxanes, 2 parts of vinyl tributyl ketoximyl silanes drop in the multi-layer oar blade formula double-planet stirrer of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production, at 120 ℃ after vacuum stirring 20min, divide and drop into 30 parts of nano-calcium carbonates 4 times, every minor tick 15min, adds filler and continues to stir 60min; Then add 1 part of tetra-n-butyl titanic acid ester, 0.5 part of Cu
2o, 0.3 part of OIT and 5 parts of KH570, vacuum stirring 60min at 100 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae ketoxime removing type silicone adhesive.The vacuum tightness of stirrer is-0.08~0.1MPa, and rotating speed is 600rpm.
embodiment 6:the preparation of the anti-algae silicone adhesive of the present invention
First by 79.3 parts of α, alpha, omega-dihydroxy polydimethyl siloxane (107 glue), 8 parts of polydimethylsiloxanes, 5 parts of tetraethyl silicate drop in the multi-layer oar blade formula double-planet stirrer of Shanghai Suowei Electromechanical Equipment Co., Ltd.'s production, at 80 ℃ after vacuum stirring 10min, divide and drop into 6 parts of thermal silicas 2 times, every minor tick 10min, adds filler and continues to stir 60min; Then add 0.6 part of dibutyl tin laurate, 0.1 part of OBPA, 0.5 part of CuO and 0.5 part of KH560, vacuum stirring 60min at 100 ℃; Finally be cooled to 30-40 ℃ of extrusion material and pack, complete the preparation of anti-algae dealcoholizing-type silicone adhesive.The vacuum tightness of stirrer is-0.08~0.1MPa, and rotating speed is 400rpm.
Adopt the testing method of describing in this specification sheets, tested the anti-algae performance of anti-algae silicone adhesive prepared by the present embodiment 1-6, its test result lists in table 2.
Table 2: the anti-algae performance test-results of anti-algae silicone adhesive prepared by embodiment 1-6