CN104479421A - Preparation method of highly suspended attapulgite - Google Patents
Preparation method of highly suspended attapulgite Download PDFInfo
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- CN104479421A CN104479421A CN201410783912.0A CN201410783912A CN104479421A CN 104479421 A CN104479421 A CN 104479421A CN 201410783912 A CN201410783912 A CN 201410783912A CN 104479421 A CN104479421 A CN 104479421A
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Abstract
The invention discloses a preparation method of a highly suspended attapulgite. The attapulgite, taken as the raw material, is crushed and purified, treated by virtue of nitrogen ion irradiation, and finally organically modified to obtain the highly suspended attapulgite. Compared with the prior art, the preparation method of the highly suspended attapulgite is simple in process, low in cost and high in preparation efficiency. The suspension percentage of the attapulgite sample prepared by use of the method can be 80%-90%; besides, the obtained highly suspended attapulgite is good and stable in suspendability.
Description
Technical field
The present invention relates to the preparation of a kind of material and method of modifying, in particular a kind of preparation method uphanging buoyancy attapulgite.
Background technology
Attapulgite is called for short attapulgite hybrid or recessed soil, has another name called polygorskite, is the clay pit to contain Shuifu County's magnesium silicate of a kind of layer of chain transition structure.Possess many excellent features, as having good adsorptive power, unique dispersiveness, high temperature resistant, anti-saline and alkaline, have higher plasticity-and cohesive force, the light weight of mineral own, property is crisp, water-absorbent is strong, and dry post shrinkage is little, not quite shows crackle, and water soaking collapses loose etc.It is special that attapulgite produces geologic media, and it is applied widely and huge potential using value makes it in widespread attention in clay mineralogy, Materials science, physical chemistry, soil science, environmental engineering.
The rhabdolith form of attapulgite uniqueness, is easy to be dispersed in water medium, has excellent colloidal suspension performance, is widely used in, as numerous areas such as cast paint, drilling mud, concrete muds, all adding appropriate attapulgite as suspension agent.Attapulgite as suspension agent to the transport of coating article, storage and last result of use important, but at present to the still rare report of the research of attapulgite suspension suspension.Therefore how to improve the suspension property of attapulgite, become one of important content of current application research.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of preparation method uphanging buoyancy attapulgite.
The present invention is achieved by the following technical solutions: a kind of preparation method uphanging buoyancy attapulgite, comprises ore dressing, chooses natural colloid level attapulgite ore deposit as raw material; Pulverize, adopt milling equipment to be ground into 200-300 object attapulgite powder to attapulgite ore deposit; Further comprising the steps of:
(1) purify: 10-50g, 200-300 object attapulgite powder is joined in the beaker that 0.8-1.2L tap water is housed, with rotating speed 5000-10000rpm high-speed stirring 10-20 minute, obtained attapulgite suspension liquid, leaves standstill 20-40 minute, removes below 0.1-0.2L suspension liquid; Suspension liquid will be remained again at 50-80 DEG C, be dried to constant weight; Again gained attapulgite is ground into 800-1200 object attapulgite powder;
(2) Nitrogen ion irradiation: utilize 10-20keV, the nitrogen ion beam of 10-40kG carries out radiation treatment to the 800-1200 order attapulgite powder of gained in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) organic decoration: by gained attapulgite in step (2) and 500-800 object Sodium hexametaphosphate 99 and 700-1000 object sodium acrylate according to (18-22): (2-4): the mass ratio of (1-2) mixes, obtains higher suspension attapulgite.
The present invention has the following advantages compared to existing technology: a kind of preparation method uphanging buoyancy attapulgite of the present invention take attapulgite as raw material, through pulverizing and purifying, again through Nitrogen ion radiation treatment, last and Sodium hexametaphosphate 99 and sodium acrylate Homogeneous phase mixing obtain uphanging buoyancy attapulgite.A kind of preparation method's technique of uphanging buoyancy attapulgite of the present invention is simple, with low cost, preparation efficiency is high.The suspensibility of the attapulgite sample utilizing the method to prepare can reach 80%-90%, and gained to uphang buoyancy attapulgite suspension property good and stable.
Accompanying drawing explanation
Fig. 1 is a kind of production technological process uphanging the preparation method of buoyancy attapulgite of the present invention.
Embodiment
Elaborate to embodiments of the invention below, the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
See Fig. 1, it is a kind of production technological process uphanging the preparation method of buoyancy attapulgite of the present invention.Uphang a preparation method for buoyancy attapulgite, comprise ore dressing, choose natural colloid level attapulgite ore deposit as raw material; Pulverize, adopt milling equipment to be ground into 200-300 object attapulgite powder to attapulgite ore deposit; Further comprising the steps of:
(1) purify: 10-50g, 200-300 object attapulgite powder is joined in the beaker that 0.8-1.2L tap water is housed, with rotating speed 5000-10000rpm high-speed stirring 10-20 minute, obtained attapulgite suspension liquid, leaves standstill 20-40 minute, removes below 0.1-0.2L suspension liquid; Suspension liquid will be remained again at 50-80 DEG C, be dried to constant weight; Again gained attapulgite is ground into 800-1200 object attapulgite powder;
(2) Nitrogen ion irradiation: utilize 10-20keV, the nitrogen ion beam of 10-40kG carries out radiation treatment to the 800-1200 order attapulgite powder of gained in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) organic decoration: by gained attapulgite in step (2) and 500-800 object Sodium hexametaphosphate 99 and 700-1000 object sodium acrylate according to (18-22): (2-4): the mass ratio of (1-2) mixes, obtains higher suspension attapulgite.
The suspension of the higher suspension attapulgite sample utilizing method of the present invention to prepare utilizes following evaluation method:
(1) at 25 DEG C, take 0.10g higher suspension attapulgite sample and join in 50mL colorimetric cylinder, add deionized water and be settled to 50mL, turning upside down 20 times, obtain the suspension liquid that concentration is homogeneous.
(2) at 25 DEG C, after the suspension liquid that above-mentioned steps (1) obtains is left standstill 2h, remove the suspension liquid of upper strata 45mL, remaining 5mL suspension liquid is transferred in clean beaker, be then placed in 50 DEG C of baking ovens and dry 12h, scrape dry-matter and weigh.
(3) calculate: suspensibility=10/9 × (M
0-M
t)/M
t× %, wherein M
0for sample total mass (g); M
tfor sample quality (g) in the 5mL suspension liquid of bottom.
The suspensibility recording attapulgite sample obtained by the present invention according to this evaluation method can reach 80%-90%.
Embodiment one
Uphang a preparation method for buoyancy attapulgite, comprise ore dressing, choose natural colloid level attapulgite ore deposit as raw material; Pulverize, adopt milling equipment to be ground into 200 object attapulgite powders to attapulgite ore deposit; Further comprising the steps of:
(1) join in the beaker that 0.8L tap water is housed by 10g, 200 object attapulgite powders, with rotating speed 5000rpm high-speed stirring 10 minutes, obtained attapulgite suspension liquid, left standstill 20 minutes, removed below 0.1L suspension liquid; Suspension liquid will be remained again at 50 DEG C, be dried to constant weight; Gained attapulgite is crushed to 800 object attapulgite powder again;
(2) utilize 10keV, the nitrogen ion beam of 10kG carries out radiation treatment to gained 800 object attapulgite powder in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) gained attapulgite in step (2) is mixed according to the mass ratio of 18:2:1 with 500 object Sodium hexametaphosphate 99s and 700 object sodium acrylates, obtain higher suspension attapulgite.
The suspension of the higher suspension attapulgite sample utilizing method of the present invention to prepare utilizes following evaluation method:
(1) at 25 DEG C, take 0.10g higher suspension attapulgite sample and join in 50mL colorimetric cylinder, add deionized water and be settled to 50mL, turning upside down 20 times, obtain the suspension liquid that concentration is homogeneous.
(2) at 25 DEG C, after the suspension liquid that above-mentioned steps (1) obtains is left standstill 2h, remove the suspension liquid of upper strata 45mL, remaining 5mL suspension liquid is transferred in clean beaker, be then placed in 50 DEG C of baking ovens and dry 12h, scrape dry-matter and weigh.
(3) calculate: suspensibility=10/9 × (M
0-M
t)/M
t× %, wherein M
0for sample total mass (g); M
tfor sample quality (g) in the 5mL suspension liquid of bottom.
The suspensibility recording attapulgite sample obtained by the present invention according to this evaluation method can reach 80%.
Embodiment two
Uphang a preparation method for buoyancy attapulgite, comprise ore dressing, choose natural colloid level attapulgite ore deposit as raw material; Pulverize, adopt milling equipment to be ground into 300 object attapulgite powders to attapulgite ore deposit; Further comprising the steps of:
(1) join in the beaker that 1.2L tap water is housed by 50g, 300 object attapulgite powders, with rotating speed 10000rpm high-speed stirring 20 minutes, obtained attapulgite suspension liquid, left standstill 40 minutes, removed below 0.2L suspension liquid; Suspension liquid will be remained again at 80 DEG C, be dried to constant weight; Gained attapulgite is crushed to 1200 object attapulgite powder again;
(2) utilize 20keV, the nitrogen ion beam of 40kG carries out radiation treatment to gained 1200 object attapulgite powder in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) gained attapulgite in step (2) is mixed according to the mass ratio of 11:2:1 with 800 object Sodium hexametaphosphate 99s and 1000 object sodium acrylates, obtain higher suspension attapulgite.
According to the evaluation method in embodiment one, the suspensibility recording attapulgite sample obtained by the present invention can reach 90%.
Embodiment three
Uphang a preparation method for buoyancy attapulgite, comprise ore dressing, choose natural colloid level attapulgite ore deposit as raw material; Pulverize, adopt milling equipment to be ground into 250 object attapulgite powders to attapulgite ore deposit; Further comprising the steps of:
(1) join in the beaker that 1L tap water is housed by 30g, 250 object attapulgite powders, with rotating speed 8000rpm high-speed stirring 15 minutes, obtained attapulgite suspension liquid, left standstill 30 minutes, removed below 0.15L suspension liquid; Suspension liquid will be remained again at 70 DEG C, be dried to constant weight; Gained attapulgite is crushed to 1000 object attapulgite powder again;
(2) utilize 15keV, the nitrogen ion beam of 30kG carries out radiation treatment to gained 1000 object attapulgite powder in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) gained attapulgite in step (2) is mixed according to the mass ratio of 20:3:1 with 600 object Sodium hexametaphosphate 99s and 800 object sodium acrylates, obtain higher suspension attapulgite.
According to the evaluation method in embodiment one, the suspensibility recording attapulgite sample obtained by the present invention can reach 85%.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. uphang a preparation method for buoyancy attapulgite, comprise ore dressing, choose natural colloid level attapulgite ore deposit as raw material; Pulverize, adopt milling equipment to be ground into 200-300 object attapulgite powder to attapulgite ore deposit; It is characterized in that: further comprising the steps of:
(1) purify: 10-50g, 200-300 object attapulgite powder is joined in the beaker that 0.8-1.2L tap water is housed, with rotating speed 5000-10000rpm high-speed stirring 10-20 minute, obtained attapulgite suspension liquid, leaves standstill 20-40 minute, removes below 0.1-0.2L suspension liquid; Suspension liquid will be remained again at 50-80 DEG C, be dried to constant weight; Gained attapulgite is crushed to 800-1200 object attapulgite powder again;
(2) Nitrogen ion irradiation: utilize 10-20keV, the nitrogen ion beam of 10-40kG carries out radiation treatment to the 800-1200 order attapulgite powder of gained in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) organic decoration: by gained attapulgite in step (2) and 500-800 object Sodium hexametaphosphate 99 and 700-1000 object sodium acrylate according to (18-22): (2-4): the mass ratio of (1-2) mixes, obtains higher suspension attapulgite.
2. a kind of preparation method uphanging buoyancy attapulgite according to claim 1, is characterized in that: comprise the following steps:
(1) join in the beaker that 1.2L tap water is housed by 50g, 300 object attapulgite powders, with rotating speed 10000rpm high-speed stirring 20 minutes, obtained attapulgite suspension liquid, left standstill 40 minutes, removed below 0.2L suspension liquid; Suspension liquid will be remained again at 80 DEG C, be dried to constant weight; Gained attapulgite is crushed to 1200 object attapulgite powder again;
(2) utilize 20keV, the nitrogen ion beam of 40kG carries out radiation treatment to gained 1200 object attapulgite powder in step (1), dissociates to be broken up by attapulgite rod crystalline substance;
(3) gained attapulgite in step (2) is mixed according to the mass ratio of 11:2:1 with 800 object Sodium hexametaphosphate 99s and 1000 object sodium acrylates, obtain higher suspension attapulgite.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105967198A (en) * | 2016-05-13 | 2016-09-28 | 青岛中科禾辉生物技术有限公司 | Highly suspended attapulgite vegetable oil suspension and preparation method thereof |
| 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 |
| CN106904622A (en) * | 2017-04-11 | 2017-06-30 | 安徽省明美矿物化工有限公司 | A kind of method for changing attapulgite structure |
| CN106956341A (en) * | 2017-04-11 | 2017-07-18 | 安徽博硕科技有限公司 | A kind of attapulgite wood fire retardant and preparation method thereof |
| CN110506737A (en) * | 2019-09-20 | 2019-11-29 | 中国科学院合肥物质科学研究院 | A kind of preparation method of agricultural chemicals suspension agent and agricultural chemicals suspension agent obtained |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103145138A (en) * | 2013-02-04 | 2013-06-12 | 中国科学院合肥物质科学研究院 | Novel and high-efficiency control chemical fertilizer nutrient migrating in environment method |
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- 2014-12-16 CN CN201410783912.0A patent/CN104479421A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103145138A (en) * | 2013-02-04 | 2013-06-12 | 中国科学院合肥物质科学研究院 | Novel and high-efficiency control chemical fertilizer nutrient migrating in environment method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105967198A (en) * | 2016-05-13 | 2016-09-28 | 青岛中科禾辉生物技术有限公司 | Highly suspended attapulgite vegetable oil suspension and preparation method thereof |
| 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 |
| CN106904622A (en) * | 2017-04-11 | 2017-06-30 | 安徽省明美矿物化工有限公司 | A kind of method for changing attapulgite structure |
| CN106956341A (en) * | 2017-04-11 | 2017-07-18 | 安徽博硕科技有限公司 | A kind of attapulgite wood fire retardant and preparation method thereof |
| CN110506737A (en) * | 2019-09-20 | 2019-11-29 | 中国科学院合肥物质科学研究院 | A kind of preparation method of agricultural chemicals suspension agent and agricultural chemicals suspension agent obtained |
| CN110506737B (en) * | 2019-09-20 | 2021-08-13 | 中国科学院合肥物质科学研究院 | Preparation method of pesticide suspending agent and prepared pesticide suspending agent |
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Application publication date: 20150401 |