CN1289605C - Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same - Google Patents
Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same Download PDFInfo
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- CN1289605C CN1289605C CN 200410101497 CN200410101497A CN1289605C CN 1289605 C CN1289605 C CN 1289605C CN 200410101497 CN200410101497 CN 200410101497 CN 200410101497 A CN200410101497 A CN 200410101497A CN 1289605 C CN1289605 C CN 1289605C
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Abstract
Etanol-diesel oil mixed solutions are selected as solvents, and are mixed with surfactants as paraffin solution emulsion dispersing agents to be prepared into paraffin emulsion solutions, right amount of the kaolin clay of over 300 meshes of sieve pores is added, and nanon-submicron order paraffin-kaolin clay mixture coating agents of which the short name is nanon-submicron order paraffin mixture coating agents are prepared by highly cutting after sufficient agitation and uniform mixing.
Description
Technical field
The invention belongs to agricultural, ecotope field.
Background technology
The paraffin coating is widely used in granular urea, rounded grain shape compound fertilizer and felted slow-release fertilizer material, but lacks the satisfied paraffin coating agent of other people in the market.The paraffin emulsifier RZB201 that we once used Jinling Petrochemical Co.'s chemical industry two factories to produce, the paraffin emulsifying effectiveness is fine, makes the back and uses the also satisfied effect of acquisition the same day, and preparation back thin up is placed the problem that promptly occurred paraffin and water stratification in 24 hours.Really, still can use after the heated and stirred, but as not attractive in appearance on the exterior of commodity.
Goal of the invention
The objective of the invention is to prepare a kind of paraffin whole milk dispersive emulsifying dispersant that makes, can not only be with the complete emulsification of paraffin, add and place behind the water not stratifiedly, and become the commodity of paraffin coating agent.
Summary of the invention
Principle of the present invention is: at first preparation can make paraffin whole milk dispersive emulsifying dispersant, use alcohol-diesel oil mixing solutions heating back dissolving paraffin then, add the paraffin emulsifying dispersant again, with paraffin emulsification, add an amount of kaolin mix the back be prepared into the nanometer-submicron level mineral wax mixture enveloping agent by high-shear.
Detailed description of the present invention
1. accompanying drawing 1 is seen in technical process.
2. main technique route
2.1 the preparation of paraffin emulsifying dispersant
2.1.1 prescription
| Raw material | Quality (kg) | Account for quality % |
| Water | 1000 | - |
| The sorbitol anhydride oleate Soxylat A 25-7 | 150～200 | 15～20 |
| Sodium oleate | 80～100 | 8～10 |
| Sodium dodecylbenzene sulfonate | 150～180 | 15～18 |
| Polyoxyethylenated alcohol sodium sulfate | 100～150 | 10～15 |
| Industrial spirit (95%) | 80～100 | 8～10 |
2.1.2 operation
(1) in reactor, adds industrial water purification 1000kg, be heated to about 90 ℃, start agitator, the sodium oleate that adds quality 8%～10%, after the dissolving, lower the temperature and maintain the temperature at 45 ℃～50 ℃ (being no more than 50 ℃) fully, under continuous stirring condition, slowly add polyoxyethylenated alcohol sodium sulfate, add-on is 10%～15% of a quality; The dissolving back adds 15%～20% sorbitol anhydride oleate Soxylat A 25-7 fully; After the dissolving, add quality 15%～18% Sodium dodecylbenzene sulfonate.All be cooled to below 40 ℃ after the dissolving, add quality 8%～10% industrial spirit (content 95%), stirring promptly becomes the paraffin emulsifying dispersant.
2.2 the preparation of emulsified olefin
Add industrial spirit (95%) 1000kg in reactor, No. zero diesel oil 500kg mixes post-heating to 65 ℃～70 ℃.Start agitator, add 48～65 degree paraffin 1000kg, 15%～30% of adding paraffin quality paraffin emulsifying dispersant stirs after all dissolving to paraffin, and solution becomes oyster white, shows that emulsification is complete, becomes paraffin wax emulsion.Add paraffin quality 25%～30% again and cross the kaolin (sieve diameter 0.044mm) in 300 mesh sieve holes, promptly become emulsified olefin-kaolin mixture solution after stirring.
2.3 the preparation of nanometer-submicron level paraffin coating agent
Above-mentioned emulsified olefin-kaolin mixed solution is put into the High shear device that the present invention uses, 20,000 r/min speed down cuts 5～10 minutes, promptly become nanometer-submicron level emulsified olefin-kaolin mixture solution (seeing accompanying drawing 2), be called nanometer-submicron level mineral wax mixture enveloping agent mother liquor again, be called for short the nanometer-submicron level mineral wax mixture enveloping agent.
2.4 High shear device
This equipment is mainly by form (seeing accompanying drawing 3) with lower member:
(1) motor: Jiangsu star-wheel high-speed electric expreess locomotive device fabrication company makes.
(2) cutter shaft and high-shear cutter: adopt the processing and manufacturing of high chrome high-nickel austenitic stainless steel material, shear knife is a spination.Cutter shaft is connected with motor output shaft by three-jaw chuck.
(3) stainless steel tank body: diameter 500mm, high 700mm.
(4) guide shell: in be lining in the effect that water conservancy diversion is played at tank body middle part, make material be turbulence state circulation high-shear, barrel diameter 200mm, high 350mm.
(5) capping: the stainless steel cover periphery reaches and is coupling to touch partly and all is stained with sealing-ring, plays airtight effect.
(6) feed inlet and outlet: opening for feed is positioned at tank body top, and discharge port is positioned at the tank body bottom.
3. the use of paraffin coating agent
3.1 pre-treatment
Pre-processing device is 1m
3Strap clamp layer stirred pot starts circulating hot water, and the mineral wax mixture enveloping agent thin up to 5-6 times, is heated to 45 ℃～50 ℃, stirs.
3.2 urea or felted slow-release fertilizer material package are wrapped up in paraffin
In granulating disc or rotation coating tube, put into big material urea or 1-5mm rounded grain felted slowly-releasing compound (mixing) fertilizer; disk or coating tube be while rotating the paraffin coating agent of using after the dilution of pressure 〉=0.4Mpa nozzles spray, and be moistening fully to urea or rounded grain felted slowly-releasing compound (mixing) fertilizer surface, occur till the adhesion state.Paraffin coating agent consumption is 5～8kg mother liquor/t butt fertilizer, and thin up 5-6 doubly back uses.Pounce on by the face powder pipe then and spread 200 mesh sieve holes (sieve diameter 0.074mm) talcum powder, its consumption is 3%～5% of a fertilizer quality.80 ℃～100 ℃ warm air dryings promptly form paraffin coated urea or paraffin parcel felted slowly-releasing compound (mixing) fertilizer that paraffin and talcum powder combine together.
Advantage of the present invention:
1. paraffin has improved quality product after being processed into the nanometer-submicron level aqueous solution, and is low-consuming, reduces cost.
2. technology is simple, is convenient to promote the use of.
Description of drawings
Accompanying drawing 1: the process flow sheet that the nanometer-submicron level mineral wax mixture enveloping agent is produced.
Accompanying drawing 2: nanometer-submicron level mineral wax mixture enveloping agent electromicroscopic photograph
Accompanying drawing 3: High shear device
Embodiment
Embodiment:
1. the preparation of paraffin emulsifying dispersant
In reactor, add industrial water purification 1000kg, be heated to about 90 ℃, start agitator, add the 80kg sodium oleate, stop heating fully after the dissolving, cool off and maintain the temperature at 45 ℃～50 ℃, under continuous stirring condition, add the 100kg polyoxyethylenated alcohol sodium sulfate; Add 150kg sorbitol anhydride oleate Soxylat A 25-7,150kg Sodium dodecylbenzene sulfonate (every kind of tensio-active agent dissolve fully then add again a kind of down) fully after the dissolving successively, all below the dissolving postcooling to 40 ℃, add industrial spirit (95%) 80kg, promptly become the paraffin emulsifying dispersant after stirring.
2. the preparation of mineral wax mixture enveloping agent
Add 1000kg industrial spirit (95%) and 500kg No. zero diesel oil in reactor, the post-heating to 65 ℃ of stirring～70 ℃ starts agitator, adds 52 degree paraffin 1000kg, to dissolving fully.Add paraffin emulsifying dispersant 250kg, fully stir, become oyster white to paraffin solution, show that emulsification is complete.Adding 300kg crosses the kaolin of 300 mesh sieve holes (sieve diameter 0.044mm), continues to stir 20 minutes to mix.Put into High shear device, 20,000 r/min speed down cuts 5 minutes had both become nanometer-submicron level paraffin-kaolin mixture solution, were called for short the nanometer-submicron level mineral wax mixture enveloping agent.
3. urea wraps up
Select for use Cangzhou, Hebei GSFC to produce big material urea (diameter 3.35～5.60mm); the granulating disc that adopts this laboratory to process voluntarily; add urea 50kg; (consumption is 0.5kg to disk while rotating the paraffin coating agent that adds after diluting; thin up uses to 2.5kg); with pressure 〉=0.4Mpa nozzles spray; moistening fully to the fertiliser granulates surface; occur till the adhesion phenomenon; use the face powder pipe to pounce on the talcum powder 2kg that spread 200 mesh sieve holes; air-dry dry with 80 ℃～100 ℃ electric heating, promptly become the mineral wax mixture coated urea.
Claims (1)
1. the production method of nano-sub-micron level mineral wax-kaolin mixture coating agent is characterized in that comprising following technological process:
1) adds industrial water purification in the preparation feedback still of paraffin emulsifying dispersant, be heated to about 90 ℃, start agitator, add quality 8%～10% sodium oleate, be cooled to 45 ℃～50 ℃ after the dissolving fully, under continuous stirring condition, add quality 10%～15% polyoxyethylenated alcohol sodium sulfate successively, 15%～20% sorbitol anhydride oleate Soxylat A 25-7,15%～18% Sodium dodecylbenzene sulfonate, add a kind of down after every kind of surfactant dissolves again, all be cooled to below 40 ℃ after the dissolving, adding quality 8%～10% content is 95% industrial spirit, and stirring promptly becomes the paraffin emulsifying dispersant;
2) to add mass ratio in reactor be that 1: 0.5 content is 95% industrial spirit and No. zero diesel oil in the preparation of nano-sub-micron level mineral wax-kaolin mixture coating agent, mix post-heating to 65 ℃～70 ℃, start agitator, add 48～65 degree paraffin, add-on is 2/3 of alcohol-diesel oil mixing solutions quality, paraffin all dissolves the paraffin emulsifying dispersant that the back adds paraffin quality 15%～30%, make its complete emulsification, generate paraffin wax emulsion, add paraffin quality 25%～30% again and cross the kaolin in 300 mesh sieve holes, stirring becomes emulsified olefin one kaolin mixed solution, put in the High shear device, 20,000 r/min speed down cuts 5～10 minutes promptly become nano-sub-micron level mineral wax-kaolin mixture coating agent, are called for short nano-sub-micron level mineral wax mixture enveloping agent; Described High shear device is made up of motor, cutter shaft and high-shear cutter, stainless steel tank body, guide shell, capping and feed inlet and outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410101497 CN1289605C (en) | 2004-12-22 | 2004-12-22 | Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410101497 CN1289605C (en) | 2004-12-22 | 2004-12-22 | Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1635027A CN1635027A (en) | 2005-07-06 |
| CN1289605C true CN1289605C (en) | 2006-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410101497 Expired - Fee Related CN1289605C (en) | 2004-12-22 | 2004-12-22 | Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same |
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| CN (1) | CN1289605C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111070369A (en) * | 2019-12-30 | 2020-04-28 | 大亚人造板集团有限公司 | Preparation method of suspension paraffin and application of suspension paraffin in production of medium-high density fiberboard |
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- 2004-12-22 CN CN 200410101497 patent/CN1289605C/en not_active Expired - Fee Related
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| CN1635027A (en) | 2005-07-06 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Soil & Fertilizer -Inst., Chinese Academy of Agriculture Assignor: Sichuan Guangan Hengli Chemical Co.,Ltd. Contract record no.: 2010510000101 Denomination of invention: Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same Granted publication date: 20061213 License type: Exclusive License Open date: 20050706 Record date: 20101027 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Sichuan Guangan Hengli Chemical Co.,Ltd. Assignor: Soil & Fertilizer -Inst., Chinese Academy of Agriculture Contract record no.: 2010510000101 Denomination of invention: Nano-sub-micron level mineral wax mixture enveloping agent and process for producing same Granted publication date: 20061213 License type: Exclusive License Open date: 20050706 Record date: 20101027 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061213 Termination date: 20121222 |