CN205323781U - Adsorption material - Google Patents
Adsorption material Download PDFInfo
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- CN205323781U CN205323781U CN201521030736.XU CN201521030736U CN205323781U CN 205323781 U CN205323781 U CN 205323781U CN 201521030736 U CN201521030736 U CN 201521030736U CN 205323781 U CN205323781 U CN 205323781U
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- carbon fiber
- activated carbon
- fibril
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Abstract
The utility model provides an adsorption material comprises on substrate layer surface's top layer matrix layer and cladding, its characterized in that, the matrix layer is the activated carbon fiber, and the top layer is the cavity fibril, the cavity fibril with irregular species distribution at active surface of carbon fiber, and the cavity fibril is combined closely with the activated carbon fiber top layer. The utility model discloses both remain the superstrong adsorption efficiency of activated carbon fiber, improved the oily ability of its surface lock oil accuse again, had the characteristics that are difficult for elution, long service life in the use, and can reduce the adsorbent material seepage, avoided secondary pollution.
Description
Technical field
This utility model relates to adsorbing material field, specifically a kind of adsorbing material。
Background technology
Oils enters water body environment by different approaches and forms oily waste water。Oily waste water is that a kind of amount is big, wide and endanger serious waste water, and it is mainly derived from petroleum industry, machine building industry, transportation industry and catering trade etc.。Oily waste water enters water body can cause serious impact: Dissolved Oxygen in Water declines, and produces stench, causes water quality deterioration；Organism in water is dead because of anoxia, and causes Fish, shellfish etc. spoiled and inedibility；Marine birds body surface is stained with oil spilling, can lose flight function, and birds even can be caused dead。It addition, oily waste water also can atmosphere pollution, affect crop growth。Therefore, the improvement of oily waste water is become urgent problem, human survival and society's sustainable development is significant。
The absorption method of oily waste water is processed, mainly by the process of physics and the chemisorbed performance of lipophile material, the dissolved oil in absorption oily waste water and other pollutant。The treatment effect of some macromole organic pollutions that additive method is difficult to remove by absorption method is especially pronounced, and effluent quality is good and more stable after treatment, thus absorption method has the effect do not replaced in oiliness sewage treatment。Adsorbent is the important substance basis of adsorption process, according to different process for treating oil-containing waste waters and cost-effectiveness requirement, it is possible to adopt different types of adsorbent。
Activated carbon is a kind of porous charcoal through activation processing, for Powdered or graininess, has huge specific surface area and microcellular structure flourishing especially, high adsorption capacity, and adsorption capacity is big, is the most frequently used water process adsorbent。Activated carbon fiber is fibre active carbon is a kind of high-efficiency adsorbent than Powdered or granular active carbon with higher absorbability, activated carbon fiber is threadiness, fiber is covered with micropore, its lightweight, high adsorption capacity, there is great application prospect in industry and sphere of life。But, some application scenarios do not require nothing more than adsorbing material and have stronger absorbability, in addition it is also necessary to utilize adsorbing material itself to pin adsorbent, to avoid adsorbent to leak in transfer process, cause secondary pollution；Thus, utilizing the fibre active carbon with stronger absorbability, the adsorbing material by special process manufacture with better lock control ability is particularly important。
Utility model content
This utility model is solve the deficiency that prior art exists, it is provided that a kind of material having greasy dirt absorbability and lock control ability concurrently。
For solving the problems referred to above, this utility model provides a kind of adsorbing material, it is made up of hypothallus and the top layer being coated on substrate layer surface, described hypothallus is activated carbon fiber, described top layer is hollow fibril, described hollow fibril is with irregular fractions distribution on activated carbon fiber surface, and combine closely in hollow fibril and activated carbon fiber top layer；The internal diameter of hollow fibril is 300-600 μm, wall thickness 50-70 μm。
The fibre diameter of described activated carbon fiber is 5-10 μm, specific surface area 1000～1500m2/ g, described activated carbon fiber is uniformly distributed some micropores, and micropore average pore size is 1.0-4.0nm。
Due to technique scheme, the beneficial effects of the utility model are:
(1) this utility model is at the special hollow fibril of activated carbon fiber Surface coating, the absorbability that both retentive activity carbon fiber is superpower, can improve again surface lock control ability, reduces adsorbent seepage, it is to avoid secondary pollution。
(2) namely hollow fibril one is extruded is shaped by spray cooling, reduce fibril viscosity, eliminate fibril be exposed in air produce electrostatic, it is to avoid fibril is gathered before the activated carbon fiber that is laid in and bonds, improve the hollow fibril dispersibility on activated carbon fiber surface, form compact texture。
(3) together with hollow fibril is entwined with activated carbon fiber, it is possible to make hollow fibril enter in activated carbon fiber so that combining more tight, structure is more reliable, difficult drop-off。
Accompanying drawing explanation
In order to be illustrated more clearly that the technical solution of the utility model, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings。
Fig. 1 is the structural representation of this utility model adsorbing material。
In figure: 1-hypothallus, 2-hollow fibril。
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments。Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under the premise not making creative work, broadly fall into the scope of this utility model protection。
Embodiment one:
This utility model provides a kind of adsorbing material, it is made up of hypothallus 1 and the top layer being coated on substrate layer surface, described hypothallus 1 is activated carbon fiber, described top layer is hollow fibril 2, described hollow fibril 2 is with irregular fractions distribution on activated carbon fiber surface, and hollow fibril 2 is combined closely with activated carbon fiber top layer；The internal diameter of hollow fibril 2 is 300-600 μm, wall thickness 50-70 μm。
The fibre diameter of described activated carbon fiber is 5-10 μm, specific surface area 1000～1500m2/ g, described activated carbon fiber is uniformly distributed some micropores, and micropore average pore size is 1.0-4.0nm。
A kind of preparation method of above-mentioned adsorbing material, including:
S1, modulation spinning liquid；
S2, the spinning liquid filter pressing that will prepare, and adopt spinning equipment to be extruded by the spinning head that spinning liquid forms from two concentric tubees, it is thus achieved that unconsolidated hollow fibril, hollow fibril is carried out cooling and shaping；
S3, be laid in activated carbon fiber surface by cooled hollow fibril, and wherein, the transfer rate of activated carbon fiber, less than the twice of hollow fibril extruded velocity, thus makes hollow fibril with irregular fractions distribution on activated carbon fiber surface；
S4, hollow fibril is entwined with activated carbon fiber spun lacing together with；
S5, dry S4 resulting materials。
Described S1 specifically includes: reaction monomers, cross-linking agent, initiator are mixed with solvent, micro-crosslinking gel is obtained in 70-95 DEG C of stirring reaction 18-24h, base material is added in micro-crosslinking gel, stir under 70～95 DEG C of conditions to base material and micro-crosslinking gel mixing, then solid impurity it is filtered to remove, deaeration, stands ripening and namely obtains spinning liquid。
Further, described base material is polysulfones, Kynoar or polyether sulfone；Described reaction monomers is MethacryloyloxyethylTrimethyl Trimethyl Ammonium Chloride and methoxypolyethylene glycol methacrylate；The gross weight of reaction monomers is less than the half of substrate weight, and the dosage of cross-linking agent is the 0.5%～2% of reaction monomers integral molar quantity, and the dosage of initiator is reaction monomers gross weight 1%～4%。
In described S2, adopt spraying that hollow fibril is carried out cooling and shaping。
Further, when fibril is carried out spray cooling, described vapo(u)rizing temperature is not higher than 10 DEG C。
Further, the internal diameter of described hollow fibril is 300-600 μm, wall thickness 50-70 μm；The fibre diameter of described activated carbon fiber is 5-10 μm, specific surface area 1000～1500m2/ g, described activated carbon fiber is uniformly distributed some micropores, and micropore average pore size is 1.0-4.0nm。
Due to technique scheme, the beneficial effects of the utility model are:
(1) this utility model is at the special hollow fibril of activated carbon fiber Surface coating, the absorbability that both retentive activity carbon fiber is superpower, can improve again surface lock control ability, reduces adsorbent seepage, it is to avoid secondary pollution。
(2) owing to the function monomer MethacryloyloxyethylTrimethyl Trimethyl Ammonium Chloride of this utility model employing and methoxypolyethylene glycol methacrylate define netted micro-crosslinking gel structure with cross-linking agent by radical polymerization, network structure is formed with base material after this micro-crosslinking gel mixes and between the strand of base material, not only strengthen absorption and the lock control ability of hollow fibril, also make adsorbing material have in use the feature of not easily eluting, long service life。
(3) namely hollow fibril one is extruded is shaped by spray cooling, reduce fibril viscosity, eliminate fibril be exposed in air produce electrostatic, it is to avoid fibril is gathered before the activated carbon fiber that is laid in and bonds, improve the hollow fibril dispersibility on activated carbon fiber surface, form compact texture。
(4) together with hollow fibril is entwined with activated carbon fiber spun lacing, it is possible to make hollow fibril enter in activated carbon fiber so that combining more tight, structure is more reliable, difficult drop-off。
The above is preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, under the premise without departing from this utility model principle; can also making some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model。
Claims (2)
1. an adsorbing material, by hypothallus (1) be coated on the top layer of substrate layer surface and form, it is characterized in that, described hypothallus (1) is activated carbon fiber, described top layer is hollow fibril (2), described hollow fibril (2) is with irregular fractions distribution on activated carbon fiber surface, and combine closely in hollow fibril and activated carbon fiber top layer；The internal diameter of hollow fibril is 300-600 μm, wall thickness 50-70 μm。
2. adsorbing material according to claim 1, it is characterised in that the fibre diameter of described activated carbon fiber is 5-10 μm, specific surface area 1000～1500m2/ g, described activated carbon fiber is uniformly distributed some micropores, and micropore average pore size is 1.0-4.0nm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030736.XU CN205323781U (en) | 2015-12-11 | 2015-12-11 | Adsorption material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030736.XU CN205323781U (en) | 2015-12-11 | 2015-12-11 | Adsorption material |
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| CN205323781U true CN205323781U (en) | 2016-06-22 |
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| CN201521030736.XU Expired - Fee Related CN205323781U (en) | 2015-12-11 | 2015-12-11 | Adsorption material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536729A (en) * | 2015-12-11 | 2016-05-04 | 苏州贝多环保技术有限公司 | Adsorption material and preparation method thereof |
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- 2015-12-11 CN CN201521030736.XU patent/CN205323781U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536729A (en) * | 2015-12-11 | 2016-05-04 | 苏州贝多环保技术有限公司 | Adsorption material and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160622 Termination date: 20161211 |