CN100424139C - Concave convex rod suspension agent - Google Patents
Concave convex rod suspension agent Download PDFInfo
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- CN100424139C CN100424139C CNB2006100884722A CN200610088472A CN100424139C CN 100424139 C CN100424139 C CN 100424139C CN B2006100884722 A CNB2006100884722 A CN B2006100884722A CN 200610088472 A CN200610088472 A CN 200610088472A CN 100424139 C CN100424139 C CN 100424139C
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Abstract
The invention discloses an concave-convex bar suspending agent, and the key points of its technical solution: uniformly blending sodium modified concave-convex bar clay, sodium silicate, sodium dodecyl sulfate and polyacrylamide, then inputting the uniform mixture into a grinding machine to grinding into powder with grain size <=0.044 mm, and finally packaging into finished products. And it has characters of simple producing process, low cost, high suspending ratio, good diffusing stability, and excellent performances in the aspects of anti-freezing function, rheological property, film forming characteristic and adhesive property. And it is applied to make various pesticide suspending agents.
Description
Technical field:
The present invention relates to suspension agent, be specifically related to a kind of concave-convex stick suspending agent.
Background technology:
Suspension agent is that developing history is shorter in the pesticide preparation, and be in a kind of novel form in constantly improving, the appearance of this novel form, new opportunity is provided for the solid pesticide preparation production and the application that are insoluble in water and organic solvent, existing agricultural chemicals suspension agent mainly is Chemicals, wherein has: Provado, zinc manganese ethylenebisdithiocarbamate, thiram, Diuron Tech, methoxydiuron, m-tetrachlorophthalodinitrile, worm hydrazides, herbicide, derosal, Basic Chrome Sulphate and carbofuran etc.In these agricultural chemicals suspension agents, need to add tensio-active agent, dispersion agent, stability and other auxiliary agent, Chinese patent Granted publication CN 1088977, open day is on August 14th, 2002, name is called: " agent of benzothiazoles Herbicidal suspension and compound preparation thereof ", selecting wilkinite and attapulgite in the batching of this invention for use is stablizer and filler.
A kind of good suspension agent all needs to show good performance at aspects such as dispersion stabilization, the poly-function of anti-freezing, rheological properties, film-forming properties and cohesiveness, and the easy layering of some suspension agent lay up period, cohesion and caking have influenced and applied.
According to investigation, Gong Ying attapulgite or wilkinite in the market, just give insecticide factory with promptly being packaged as sale of finished goods behind its raw ore abrasive dust, also there is data to be reported in and selects for use active attapulgite soil or wilkinite in the agricultural chemicals suspension agent as stablizer and filler, after tested, active attapulgite soil or bentonitic viscosity are very low, do not have viscosity even, in agricultural chemicals suspension agent, can accelerate the precipitation of suspension agent and reduce its suspensibility, can't guarantee the quality of agricultural chemicals suspension agent at all.
Agricultural chemicals producer wishes urgently to have that producer provides a kind of suspensibility height, cohesiveness is good and lay up period can not cause the mineral suspension agent of layering, cohesion and caking, after insecticide factory buys, directly the body material and the mineral suspension agent of agricultural chemicals suspension agent are prepared burden jointly, produce needed various agricultural chemicals suspension agent.
Summary of the invention:
The objective of the invention is to overcome weak point in the prior art, a kind of suspensibility height, cohesiveness is good, lay up period can not cause layering, cohesion and caking concave-convex stick suspending agent are provided.
Attapulgite clay, water glass, sodium lauryl sulphate and polyacrylamide after concave-convex stick suspending agent is handled by sodium modification are formed.
Attapulgite clay has unique rod-like fibre crystal shape structure, formed space structure is difficult for being opened, viscosity can be up to more than the 3000mpa.s, after with yellow soda ash attapulgite clay being carried out modification and handles, is better than other clay with its excellent cohesiveness, suspension and thickening property.
The water glass viscosifying power derives from the silicon gel, so be widely used as binding agent, plays the effect that increases stability in the batching of concave-convex stick suspending agent.
Sodium lauryl sulphate is a kind of nontoxic anion surfactant, dispersion agent and emulsifying agent, and its biological degradability＞90% plays good dispersion and emulsifying effect in the batching of concave-convex stick suspending agent.
Polyacrylamide is important water-soluble polymers, and have flocculence, thickening property, anti-shearing concurrently, fall valuable performances such as resistive, dispersiveness, polyacrylamide plays flocculation under the lower situation of its concentration, and under its concentration condition with higher, can play good stably dispersing effect, be exactly to utilize its well dispersiveness, thickening property and stability in the present invention.
In concave-convex stick suspending agent, add water glass, sodium lauryl sulphate and polyacrylamide, make attapulgite clay in suspension agent, can keep good suspension property, dispersiveness, swelling property and thixotropy for a long time, it becomes low viscosity suspension when being subjected to shear-stress, recover its gel structure after leaving standstill again.
The present invention is achieved by following technical proposals:
1, the batching of concave-convex stick suspending agent comprises following component by weight percentage: attapulgite clay 90～95%, water glass 0.5～5%, sodium lauryl sulphate 0.05～2% and polyacrylamide 1～5% after sodium modification is handled.
2, the batching of sodium modification processing comprises following component: attapulgite clay 92～98%, yellow soda ash 2～8% by weight percentage;
3, the production method of concave-convex stick suspending agent is:
After at first attapulgite clay and yellow soda ash being mixed according to the requirement of batching, import jointly and add water in the fermentation vat and carry out sodium and handle, the sodium treatment time was controlled at 24～72 hours; Push in the attapulgite clay input extrusion machine after sodium is handled, and be compressed to flap by twin rollers, the gauge control of flap is at 0.5～2.0 millimeter, flap is transported to and carries out airing on the cement threshing ground, flap after the airing is the attapulgite clay after sodium modification is handled, its dispersion viscosity 〉=2200mPa.s, water content≤13%; Attapulgite clay, water glass, sodium lauryl sulphate and polyacrylamide after again sodium modification being handled mixes according to the requirement of batching and stirs, and the back that stirs is imported grinding machine and carried out abrasive dust, and particle fineness≤0.044 millimeter is packaged as finished product.
The concave-convex stick suspending agent production technique is simple, with low cost, suspensibility is high, dispersion stabilization is good, and anti-freezing gathers aspects such as function, rheological properties, film-forming properties and cohesiveness and all shows good performance.
Use the agricultural chemicals suspension agent of concave-convex stick suspending agent preparation, 24 hours with inner suspension rate=100%, 15 day with inner suspension rate 〉=99.5%, 30 day with inner suspension rate 〉=98.0%, lay up period can not cause layering, cohesion and caking with inner suspension rate 〉=96.0% in 60 days.
Concave-convex stick suspending agent is applicable to makes various agricultural chemicals suspension agents.
Embodiment:
Below in conjunction with embodiment, the invention will be further described:
1, the batching of concave-convex stick suspending agent comprises following component by weight percentage: attapulgite clay 92%, water glass 4%, sodium lauryl sulphate 1% and polyacrylamide 3% after sodium modification is handled.
2, the batching of sodium modification processing comprises following component: attapulgite clay 95%, yellow soda ash 5% by weight percentage.
3, the production method of concave-convex stick suspending agent is: after attapulgite clay and yellow soda ash mix according to the requirement of batching, import jointly and add water in the fermentation vat and carry out sodium and handle, the sodium treatment time was controlled at 24 hours; Push in the attapulgite clay input extrusion machine after sodium is handled, and be compressed to flap by twin rollers, the gauge control of flap is at 1.0～1.5 millimeters, flap is transported to and carries out airing on the cement threshing ground, flap after the airing is the attapulgite clay after sodium modification is handled, its dispersion viscosity 〉=2200mPa.s, water content≤13%; Attapulgite clay, water glass, sodium lauryl sulphate and polyacrylamide after again sodium modification being handled imported grinding machine jointly and carried out abrasive dust after mixing according to the requirement of batching, and particle fineness≤0.044 millimeter is packaged as finished product.
Claims (2)
1. concave-convex stick suspending agent, it is characterized in that, the batching of concave-convex stick suspending agent is made up of following component: attapulgite clay 90～95%, water glass 0.5～5%, sodium lauryl sulphate 0.05～2% and polyacrylamide 1～5% after sodium modification is handled by weight percentage.
2. the production method of concave-convex stick suspending agent according to claim 1, it is characterized in that, attapulgite clay, water glass, sodium lauryl sulphate and polyacrylamide after sodium modification handled mixes according to the requirement of batching and stirs, the back input grinding machine that stirs carries out abrasive dust, particle fineness≤0.044 millimeter is packaged as finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100884722A CN100424139C (en) | 2006-08-25 | 2006-08-25 | Concave convex rod suspension agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100884722A CN100424139C (en) | 2006-08-25 | 2006-08-25 | Concave convex rod suspension agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1912015A CN1912015A (en) | 2007-02-14 |
| CN100424139C true CN100424139C (en) | 2008-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100884722A Expired - Fee Related CN100424139C (en) | 2006-08-25 | 2006-08-25 | Concave convex rod suspension agent |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102742573B (en) * | 2012-07-24 | 2014-07-02 | 上思县文德矿业科技咨询服务有限公司 | Illite/montmorillonite mixed-layer clay sterilization suspending agent |
| CN104016364B (en) * | 2014-06-01 | 2016-07-06 | 重庆环德科技有限公司 | Chlorite after sodium |
| CN104016365B (en) * | 2014-06-01 | 2016-07-13 | 重庆环德科技有限公司 | Green illiteracy mixed-layer clay after sodium |
| CN104016363B (en) * | 2014-06-01 | 2016-02-17 | 许盛英 | Rectorite after acidifying |
| CN104016367B (en) * | 2014-06-01 | 2015-12-09 | 许盛英 | Attapulgite clay after sodium |
| CN104987130A (en) * | 2015-04-23 | 2015-10-21 | 张耀辰 | A suspending agent for electric porcelain glaze |
| CN106809844A (en) * | 2017-04-11 | 2017-06-09 | 明光市外泰高分子材料有限公司 | A kind of method for changing attapulgite colloidal property |
| CN108456447A (en) * | 2018-03-30 | 2018-08-28 | 安徽博硕科技有限公司 | A kind of preparation method of concave-convex stick suspending agent |
| CN108423687A (en) * | 2018-03-30 | 2018-08-21 | 安徽博硕科技有限公司 | A kind of preparation method of concave convex rod plasticity ball clay |
| CN110839617A (en) * | 2019-10-14 | 2020-02-28 | 安徽省安邦矿物有限公司 | Attapulgite suspension for molluscicide and preparation method thereof |
| CN113929109A (en) * | 2021-11-19 | 2022-01-14 | 盱眙凹土能源环保材料研发中心 | Modification method of attapulgite clay and application of modification method to anaerobic and aerobic biochemical treatment method of organic wastewater |
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| SU1642045A1 (en) * | 1989-03-16 | 1991-04-15 | Восточный научно-исследовательский институт по безопасности работ в горной промышленности | Mixture for preventative treatment of coal pillars |
| JPH08333203A (en) * | 1995-06-10 | 1996-12-17 | Nippon Nohyaku Co Ltd | Stable agrochemical preparation in aqueous suspension |
| JP2000128704A (en) * | 1998-10-26 | 2000-05-09 | Nippon Nohyaku Co Ltd | Aqueous suspension-like agrochemical composition |
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2006
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| SU1642045A1 (en) * | 1989-03-16 | 1991-04-15 | Восточный научно-исследовательский институт по безопасности работ в горной промышленности | Mixture for preventative treatment of coal pillars |
| JPH08333203A (en) * | 1995-06-10 | 1996-12-17 | Nippon Nohyaku Co Ltd | Stable agrochemical preparation in aqueous suspension |
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| CN1912015A (en) | 2007-02-14 |
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Granted publication date: 20081008 |