CN111359307A - Water-absorbing filtering material for oil treatment, preparation method and application thereof - Google Patents
Water-absorbing filtering material for oil treatment, preparation method and application thereof Download PDFInfo
- Publication number
- CN111359307A CN111359307A CN202010240072.9A CN202010240072A CN111359307A CN 111359307 A CN111359307 A CN 111359307A CN 202010240072 A CN202010240072 A CN 202010240072A CN 111359307 A CN111359307 A CN 111359307A
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- Prior art keywords
- water
- absorbing
- filter material
- oil treatment
- adhesive
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/264—Synthetic macromolecular compounds derived from different types of monomers, e.g. linear or branched copolymers, block copolymers, graft copolymers
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G31/00—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for
- C10G31/09—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by filtration
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/06—Dewatering or demulsification of hydrocarbon oils with mechanical means, e.g. by filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
- B01D2239/0421—Rendering the filter material hydrophilic
Abstract
The invention discloses a water-absorbing filter material for oil treatment and a preparation method thereof, wherein the raw materials of the filter material comprise 40-99 parts of base material and 1-60 parts of forming agent; the invention also discloses a preparation method of the water-absorbing filter material for oil treatment and application of the water-absorbing filter material to an oil filter, wherein the preparation method comprises the following steps: mixing and reacting a base material and a forming agent; cooling and screening to obtain water absorption particles; and uniformly coating the water-absorbing particles or the particles obtained by uniformly mixing the water-absorbing particles and part of the adhesive on the porous material, heating until the adhesive is completely melted, and cooling to room temperature to obtain the finished water-absorbing filter material. The invention has the beneficial effects that a new oil product water absorption filter material and a production process are developed, the requirements of oil products on mechanical impurity filtration and water filtration under normal temperature and low temperature conditions are met, the blank in the industry is filled, and the application is wide.
Description
Technical Field
The invention relates to the technical field of oil treatment materials, in particular to a water-absorbing filter material for oil treatment, a preparation method and application thereof.
Background
At present, the common oil impurity separation is carried out by adopting fuel oil filter paper, stainless steel mesh, non-woven fabrics and the like, and the respective advantages and disadvantages are as follows:
fuel oil filter paper: the fuel oil filter paper has different filtering precision, is made of paper materials, can filter mechanical impurities in oil products, but cannot filter moisture in the oil products, and is extremely easy to damage once the fuel oil filter paper is in contact with water and the strength of the fuel oil filter paper can be rapidly reduced.
Stainless steel net: the oil filter has different filtering precisions, is made of metal materials, can filter mechanical impurities in oil products, also can not filter water in the oil products, and generally has the precision which is difficult to meet the high-precision requirement.
Non-woven fabrics: the non-woven fabric filter has different filtering precisions, more material types, certain water absorption function, capability of filtering mechanical impurities in oil products, capability of realizing water filtration and mechanical impurity filtration simultaneously, and strength meeting normal requirements, but the non-woven fabric filter loses the water filtration function under the low-temperature condition (below 5 ℃), and has poor actual environment adaptability; but also can be used for filtering oil products with single component, such as gasoline for vehicles and diesel oil for vehicles.
Disclosure of Invention
The invention discloses a water absorption filter material for oil product treatment, a preparation method and application thereof, aiming at solving the technical problems of insufficient mechanical impurity filtration and water filtration of normal-temperature and low-temperature oil products.
In order to achieve the purpose, the invention adopts the following technical scheme:
a water absorption filter material for oil treatment comprises the following raw materials in parts by weight:
40-99 parts of a base material;
1-60 parts of a forming agent.
As a further preferred of the present invention, the base material is one or more of sodium polyacrylate, polyethylene oxide, hydroxypropyl methyl cellulose, hydroxyethyl methyl cellulose, and hydroxyethyl cellulose.
As a further preferred aspect of the present invention, the substrate is preferably sodium polyacrylate.
As a further preferable mode of the invention, the forming agent is one or more of ethylene-vinyl acetate copolymer, nylon, high-density polyethylene, low-density polyethylene, thermoplastic polyurethane elastomer rubber and polyethylene terephthalate.
In a further preferred embodiment of the present invention, the molding agent is preferably nylon.
The invention also aims to disclose a preparation method of the water-absorbing filter material for oil treatment, which comprises the following steps:
step one, putting a certain proportion of base material and forming agent into a container, uniformly mixing, reacting at the temperature of 45-220 ℃, and cooling to normal temperature after complete reaction;
step two, screening by using a screen after cooling to obtain water absorption particles with different particle sizes;
and step three, uniformly coating the water-absorbing particles obtained by screening in the step two or particles obtained by uniformly mixing the water-absorbing particles with part of the adhesive on the porous material, heating, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
Further, in the second step, the size of the screen mesh selected by screening is 1-200 meshes.
Further, in the third step, when the water-absorbing particles are mixed with the adhesive, the mixture ratio of the water-absorbing particles and the adhesive in parts by weight is as follows:
0.1-50 parts of adhesive;
50-99.9 parts of water-absorbing particles.
Further, in the third step, the adhesive is one or more selected from ethylene-vinyl acetate copolymer, nylon, high-density polyethylene, low-density polyethylene, thermoplastic polyurethane elastomer rubber and polyethylene terephthalate, and the porous material is non-woven fabric or filter paper.
Further, in the third step, the heating temperature is controlled to be 40-200 ℃, and the heating time is 2s-30 min.
The reaction process of the base material and the forming agent selected in the invention comprises three states:
(1) dispersed contact
The base material and the forming agent are both powder or particles, and after being mixed at normal temperature, the physical form is not changed, the bulk density is not changed, and the volume density is the average value of the two.
(2) Dynamic contact
In the heating reaction process, the base material and the forming agent particles are mutually extruded, two states of coating the forming agent on the base material and coating the base material on the forming agent can be generated, the form of the forming agent particles is changed along with the deep reaction and gradually changed into a gel film, and the base material and the film are mutually nested.
(3) Stabilized contact
The base material stably coats the gel film, the base material and the gel film form a sandwich structure, the base material is arranged outside, and the gel film is arranged inside; this state needs to be examined by microscopic sectioning to determine whether the reflection is complete.
The third purpose of the invention is to disclose the application of the water-absorbing filter material for oil treatment prepared by the preparation method on a filter.
The beneficial effect of the invention is that,
1. the water absorption filter material prepared by the invention has the advantages that the physical and chemical properties of the water absorption filter material are not temperature sensitive, so the water absorption rates under the conditions of high temperature and low temperature are basically the same, the water absorption filter material still has good functions of water filtration and mechanical impurity filtration at normal temperature and low temperature (below minus 10 ℃), and the use requirements of different regions and different conditions are met.
2. The water-absorbing filter material prepared by the invention has strong binding force with water hydrogen bonds and large specific surface area, and can absorb water in a free water and oil phase separation solution, thereby being used for filtering all fuel oil.
The invention develops a new oil product water absorption filter material and a production process, meets the requirements of oil products on mechanical impurity filtration and water filtration under normal temperature and low temperature conditions, fills blank in the industry, and has wide application.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
The invention discloses a water-absorbing filter material for oil treatment, which comprises the following raw materials in parts by weight:
40-99 parts of a base material;
1-60 parts of a forming agent.
The base material is one or more of sodium polyacrylate, polyoxyethylene, hydroxypropyl methylcellulose, hydroxyethyl methylcellulose and hydroxyethyl cellulose.
Among them, sodium polyacrylate is preferable as the base material.
The forming agent is one or more of ethylene-vinyl acetate copolymer, nylon, high-density polyethylene, low-density polyethylene, thermoplastic polyurethane elastomer rubber and polyethylene terephthalate.
Among them, nylon is preferable as the molding agent.
The invention also discloses a preparation method of the water-absorbing filter material for oil treatment, which comprises the following steps:
(1) putting 40-99 parts of base material and 1-60 parts of forming agent into a stirrer, uniformly mixing, reacting at 45-220 ℃, and cooling to normal temperature after complete reaction;
(2) after cooling, screening by using a sieve with the specification of 1-200 meshes to obtain water-absorbing particles with different particle sizes;
(3) coating the water-absorbing particles obtained by screening in the step (2) or the particles obtained by uniformly mixing the water-absorbing particles and part of adhesive on a porous material with certain air permeability, such as non-woven fabric or filter paper, wherein 0.1-50 parts of adhesive and 50-99.9 parts of water-absorbing particles are coated on the porous material; and then heating, wherein the heating temperature is controlled to be 40-200 ℃, the heating time is 2s-30min, after the adhesive is completely melted, cooling to room temperature, and cutting into different sizes to obtain the finished product of the water-absorbing filter material.
The water-absorbing filter material for oil treatment prepared by the method is applied to an oil filter, and is cut according to the height, the diameter and other dimensions of the used filter and is installed in the oil filter for use.
The preparation process of the water-absorbing filter material for oil treatment is further described below.
Example 1
(1) 50kg of sodium polyacrylate and 50kg of nylon are put in a stirrer to be uniformly mixed, and react at the temperature of 100-120 ℃, and after the reaction is completed, the mixture is cooled to normal temperature.
(2) After cooling, the mixture is sieved by a sieve with the specification of 100 meshes to obtain water-absorbing particles.
(3) The sieved 90kg of water-absorbing granules were mixed homogeneously with 10kg of binder.
(4) And uniformly coating the uniformly mixed water-absorbing particles and the adhesive on a non-woven fabric, heating at the temperature of 100 ℃ and 150 ℃ for 20min, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
Example 2
(1) 60kg of sodium polyacrylate and 40kg of ethylene-vinyl acetate copolymer are placed in a stirrer to be uniformly mixed, reacted at the temperature of 150 ℃ and 170 ℃, and cooled to normal temperature after the reaction is completed.
(2) After cooling, the mixture is sieved by a sieve with the specification of 60 meshes to obtain water-absorbing particles.
(3) The sieved 85kg of water-absorbing particles were mixed homogeneously with 15kg of binder.
(4) And uniformly coating the uniformly mixed water-absorbing particles and the adhesive on a non-woven fabric, heating at the temperature of 150 ℃ and 180 ℃ for 5min, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
Example 3
(1) 30kg of polyoxyethylene, 30kg of sodium polyacrylate, 20kg of nylon and 20kg of low-density polyethylene are placed in a stirrer to be uniformly mixed, and react at the temperature of 150 ℃ and 170 ℃, and the mixture is cooled to the normal temperature after the reaction is completed.
(2) After cooling, the mixture is sieved by a sieve with the specification of 60 meshes to obtain water-absorbing particles.
(3) And uniformly coating 100kg of screened water-absorbing particles on non-woven fabrics, heating at the temperature of 120-160 ℃, heating for 8min, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
Example 4
(1) 40kg of sodium polyacrylate, 40kg of polyoxyethylene and 20kg of high-density polyethylene are placed in a stirrer to be uniformly mixed, and reacted at the temperature of 200 ℃ and 220 ℃, and cooled to the normal temperature after the reaction is completed.
(2) After cooling, the mixture is sieved by a sieve with the specification of 40 meshes to obtain water-absorbing particles.
(3) The sieved water-absorbing particles of 70kg were mixed uniformly with 30kg of binder.
(4) And uniformly coating the uniformly mixed water-absorbing particles and the adhesive on filter paper, heating at 50-100 ℃ for 22min, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
Example 5
(1) 99kg of sodium polyacrylate and 1kg of thermoplastic polyurethane elastomer rubber are placed in a stirrer to be uniformly mixed, reacted at the temperature of 200-220 ℃, and cooled to normal temperature after the reaction is completed.
(2) After cooling, the mixture is sieved by a sieve with the specification of 200 meshes to obtain water-absorbing particles.
(3) The sieved 60kg of water-absorbing granules were mixed uniformly with 40kg of binder.
(4) And uniformly coating the uniformly mixed water-absorbing particles and the adhesive on filter paper, heating at 40-90 ℃ for 28min, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
The performance parameters of the water-absorbing filter material for oil treatment prepared by the method are shown in the following table 1, compared with the common stainless steel mesh, non-woven fabric (having water-absorbing function), non-woven fabric (not having water-absorbing function) and filter paper used for filtration and absorption in the oil filter.
TABLE 1
The water absorption filter material prepared by the invention has the advantages that the physical and chemical properties of the water absorption filter material are not temperature sensitive, so the water absorption rates under the conditions of high temperature and low temperature are basically the same, the water absorption filter material still has good functions of water filtration and mechanical impurity filtration at normal temperature and low temperature (below minus 10 ℃), and the use requirements of different regions and different conditions are met.
The water-absorbing filter material prepared by the invention has strong binding force with water hydrogen bonds and large specific surface area, and can absorb water in a free water and oil phase separation solution, thereby being used for filtering all fuel oil.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (9)
1. The water absorption filter material for oil treatment is characterized by comprising the following raw materials in parts by weight:
40-99 parts of a base material;
1-60 parts of a forming agent.
2. The water-absorbing filter material for oil treatment according to claim 1, wherein the base material is one or more of sodium polyacrylate, polyethylene oxide, hydroxypropyl methylcellulose, hydroxyethyl methylcellulose and hydroxyethyl cellulose.
3. The water-absorbing filter material for oil treatment according to claim 1, wherein the forming agent is one or more of ethylene-vinyl acetate copolymer, nylon, high-density polyethylene, low-density polyethylene, thermoplastic polyurethane elastomer rubber, and polyethylene terephthalate.
4. The method for preparing the water-absorbing filter material for oil treatment according to any one of claims 1 to 3, which comprises the following steps:
step one, putting a certain proportion of base material and forming agent into a container, uniformly mixing, reacting at the temperature of 95-220 ℃, and cooling to normal temperature after complete reaction;
step two, screening by using a screen after cooling to obtain water absorption particles with different particle sizes;
and step three, uniformly coating the water-absorbing particles obtained by screening in the step two or particles obtained by uniformly mixing the water-absorbing particles with part of the adhesive on the porous material, heating, cooling to room temperature after the adhesive is completely melted, and cutting into different sizes to obtain the finished water-absorbing filter material.
5. The method for preparing the water-absorbing filter material for oil treatment according to claim 4, wherein in the second step, the size of the screen mesh selected by screening is 1-200 meshes.
6. The method for preparing the water-absorbing filter material for oil treatment according to claim 4, wherein in the third step, when the water-absorbing particles are mixed with the adhesive, the mixture ratio of the water-absorbing particles and the adhesive in parts by weight is as follows:
0.1-50 parts of adhesive;
50-99.9 parts of water-absorbing particles.
7. The method of claim 4, wherein in step three, the binder is selected from one or more of ethylene-vinyl acetate copolymer, nylon, high density polyethylene, low density polyethylene, thermoplastic polyurethane elastomer rubber, and polyethylene terephthalate, and the porous material is selected from non-woven fabric or filter paper.
8. The method for preparing the water-absorbing filter material for oil treatment according to claim 4, wherein in the third step, the heating temperature is controlled to be 40-200 ℃, and the heating time is 2s-30 min.
9. Use of the water-absorbing filter material for oil treatment prepared by the preparation method according to claim 4 in a filter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010240072.9A CN111359307A (en) | 2020-03-31 | 2020-03-31 | Water-absorbing filtering material for oil treatment, preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010240072.9A CN111359307A (en) | 2020-03-31 | 2020-03-31 | Water-absorbing filtering material for oil treatment, preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112535903A (en) * | 2020-11-13 | 2021-03-23 | 青岛澳波环保科技有限责任公司 | Composite water absorbing material for filtering biodiesel, composite water absorbing filter element and manufacturing method |
| CN115400494A (en) * | 2022-10-01 | 2022-11-29 | 青岛澳波环保科技有限责任公司 | Ethanol gasoline water detection type filter element |
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| CN115400494A (en) * | 2022-10-01 | 2022-11-29 | 青岛澳波环保科技有限责任公司 | Ethanol gasoline water detection type filter element |
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Address after: 266555 building 26, Tianhe Industrial Park, 252 Yanhe Road, Huangdao District, Qingdao City, Shandong Province Applicant after: QINGDAO AOBO ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 266555 building 26, Tianhe Industrial Park, 252 Yanhe Road, Laoshan District, Qingdao City, Shandong Province Applicant before: QINGDAO AOBO ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| CB02 | Change of applicant information |