CN104591682A - Degradable sludge-plastic environment-friendly board and preparation method thereof - Google Patents
Degradable sludge-plastic environment-friendly board and preparation method thereof Download PDFInfo
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- CN104591682A CN104591682A CN201410819533.2A CN201410819533A CN104591682A CN 104591682 A CN104591682 A CN 104591682A CN 201410819533 A CN201410819533 A CN 201410819533A CN 104591682 A CN104591682 A CN 104591682A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention relates to a degradable sludge-plastic environment-friendly board and a preparation method thereof. The method comprises the following steps: (1) pressing and drying the sludge raw material, and pulverizing, wherein the sludge raw material is precipitate generated in the sewage treatment process; (2) adding treated wood meal, PP (polypropylene) powder, a coupling agent, plasticizer, a flame retardant, a waterproofing agent and a mold release agent into the sludge raw material obtained in the step (1), and uniformly mixing at high speed; and (3) carrying out extrusion and granulation on the raw material mixture at 110-160 DEG C through a processing screw machine, and carrying out die pressing and secondary injection molding through a board mold to obtain the product. The board is prepared from the following components in parts by weight: 50-80 parts of sludge raw material, 5-20 parts of wood meal, 5-20 parts of PP powder, 1-5 parts of coupling agent, 1-5 parts of plasticizer, 1-10 parts of flame retardant, 1-5 parts of waterproofing agent and 1-5 parts of mold release agent. The method recovers the waste resources, and prepares the degradable sludge-plastic environment-friendly board from the unmanageable sludge waste. The board can not pollute the environment after being worn and discarded, and is degradable.
Description
Technical field
The present invention relates to degradable mud plastics environment protecting sheet material and preparation method thereof, relate generally to and utilize mud to prepare a kind of Degradable environment protection sheet material and preparation method thereof as main raw material.
Background technology
Along with the quickening of urbanization process, the raising of human longevity, urban population growth accelerates, and rubbish is increasing, causes the living environment of the mankind to go from bad to worse." rubbish is the resource mislayed ", has a large amount of available resource, can reuse completely in rubbish.Therefore, how development and utilization renewable resources, comprises various environmental protection resource, has become a very important research topic.
Sewage can produce a large amount of mud in the process of process, is Disposal at present, or carries out burning disposal, landfill disposal etc. to the main method of disposal of mud.This several treatment process not only land occupation, all there is secondary pollution or the higher problem of cost in waste resource simultaneously.Therefore, strengthen just seeming very urgent to the recycling treatment of mud.
Sheet material wide variety in the market, particularly all kinds of glued board, high-density plate etc., containing a large amount of glue, owing to containing a large amount of formaldehyde in glue, are done the decoration used time and are polluted human body and home environment comparatively large, also larger to human injury; Of a great variety on various plastics plate market, color is various, attractive in appearance magnificent, but plastic plate cannot be degraded after discarding, contaminate environment.Therefore, utilizing mud to prepare sheet material as main raw material is the effective ways utilized by garbage as resource, and preparation is a kind of degradable ecological, environmental protective based plate.
Summary of the invention
The present invention is directed to above-mentioned Problems existing and provide a kind of safely and reliably by a kind of degradable mud plastics environment protecting sheet material of extremely unmanageable sludge reduction, safe and resource utilization and preparation method thereof.
A kind of degradable mud plastics environment protecting sheet material provided by the invention and preparation method thereof, the method is: sheet material of the present invention is raw material by mud, wood powder, a small amount of PP powder and other additive, after drying, pulverizing, height mix, through screw extrusion press extrusion granulator, then make finished product through injection moulding, filling mould etc.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of degradable mud plastics environment protecting preparation of plates method, it comprises the steps:
(1) by mud raw material through press filtration, crushed after being dried, its moisture control is within 15%;
(2) in step (1), add wood powder, PP powder, coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent, and high-speed mixing is even;
(3) mixing raw material is at 110-160 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product;
Wherein, by weight, described mud raw material 50-80 part, wood powder 5-20 part, PP powder 5-20 part, coupling agent 1-5 part, softening agent 1-5 part, fire retardant 1-10 part, water-resisting agent 1-5 part, releasing agent 1-5 part.
Described PP powder can to use in PE powder, PVC powder, PS powder one or more to substitute.
As preferably, described mud raw material is one or more in domestic sludge, printing and dyeing sludge or industrial sludge.
As preferably, described coupling agent is one or more in silane coupling agent and titanate coupling agent, and wherein silane coupling agent is KH550, KH560 or KH570; Titanate coupling agent is NDZ101, NDZ201 or the acid of titanium ester;
Described softening agent is one or more in aliphatic dibasic acid ester, Phthalates, the many esters of gallic acid of benzene, benzoates, polyol ester class, chlorinated hydrocarbons, epoxies, citric acid ester type, polyester, and wherein Phthalates is phthalate or terephthalic acid ester;
Described fire retardant be organic with bromine system, phosphorus nitrogen system, nitrogen system and red phosphorus and compound flame retardant, mineral-type is one or more in antimonous oxide, magnesium hydroxide, aluminium hydroxide, silicon-series five-retardant;
Described water-resisting agent is one or more in mortar waterproof agent, waterproofing agent of organosilicon;
Described releasing agent is organism releasing agent fatty acid soaps, lipid acid, paraffin, glycerine, Vaseline, or superpolymer releasing agent silicone oil, estersil, polyoxyethylene glycol, one or more in low molecular polyethylene; Wherein fatty acid soaps is potash soap, soda soap, ammonium soaps;
As preferably, described coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent do not decompose within the scope of processing temperature.
As preferably, described processing screw extrusion press is single, double flat or biconical screw extrusion press.
As preferably, the granulation in described step (3) and formation processing temperatures are 130-160 DEG C.
A kind of above-mentioned degradable mud plastics environment protecting preparation of plates method of employing; The specification of described sheet material is determined by changing different size mould.
The invention has the beneficial effects as follows: the present invention is garbage as resource application process, and utilize reluctant sludge garbage to prepare practical sheet material, this sheet material is environmental and durable, and ventilation property is very good, is the environmental environment-friendly sheet of a kind of degradable.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
A kind of degradable mud plastics environment protecting preparation of plates method, the method is: flowerpot of the present invention is raw material by mud, wood powder, PP powder and other additive, after drying, pulverizing, height mix, through screw extrusion press extrusion granulator, then make finished product through injection moulding, filling mould etc.
A kind of degradable mud plastics environment protecting preparation of plates method, it comprises the steps:
(1) by mud raw material through press filtration, crushed after being dried, its moisture control is within 15%;
(2) in step (1), add wood powder, PP powder, coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent, and high-speed mixing is even;
(3) mixing raw material is at 110-160 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product;
Wherein, by weight, described mud raw material 50-80 part, wood powder 5-20 part, PP powder 5-20 part, coupling agent 1-5 part, softening agent 1-5 part, fire retardant 1-10 part, water-resisting agent 1-5 part, releasing agent 1-5 part.
Described PP powder can to use in PE powder, PVC powder, PS powder one or more to substitute.
Described mud raw material is one or more in domestic sludge, printing and dyeing sludge or industrial sludge.
Described coupling agent is one or more in silane coupling agent and titanate coupling agent, and wherein silane coupling agent is KH550, KH560 or KH570; Titanate coupling agent is NDZ101, NDZ201 or the acid of titanium ester;
Described softening agent is one or more in aliphatic dibasic acid ester, Phthalates, the many esters of gallic acid of benzene, benzoates, polyol ester class, chlorinated hydrocarbons, epoxies, citric acid ester type, polyester, and wherein Phthalates is phthalate or terephthalic acid ester;
Described fire retardant be organic with bromine system, phosphorus nitrogen system, nitrogen system and red phosphorus and compound flame retardant, mineral-type is one or more in antimonous oxide, magnesium hydroxide, aluminium hydroxide, silicon-series five-retardant;
Described water-resisting agent is one or more in mortar waterproof agent, waterproofing agent of organosilicon;
Described releasing agent is organism releasing agent fatty acid soaps, lipid acid, paraffin, glycerine, Vaseline, or superpolymer releasing agent silicone oil, estersil, polyoxyethylene glycol, one or more in low molecular polyethylene; Wherein fatty acid soaps is potash soap, soda soap, ammonium soaps;
Described coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent do not decompose within the scope of processing temperature.
Described processing screw extrusion press is single, double flat or biconical screw extrusion press.
Granulation in above-mentioned steps (3) and formation processing temperatures are 130-160 DEG C.
Adopt a degradable mud plastics environment protecting sheet material prepared by above-mentioned degradable mud plastics environment protecting preparation of plates method, the specification of sheet material is determined by changing different size mould.
Embodiment 1:
A kind of degradable mud plastics environment protecting preparation of plates method, it comprises the steps:
(1) by weight, by 60 parts of domestic sludge raw materials through press filtration, crushed after being dried, its moisture control is 10%;
(2) by weight, in step (1), add 10 parts of wood powders, 25 parts of PP powder, 2 parts of coupling agents, 2 parts of softening agent, 2 parts of fire retardants, 2 parts of water-resisting agents, 2 parts of releasing agents, and high-speed mixing is even; Wherein coupling agent is silane coupling agent, such as KH550; Softening agent is Phthalates, such as phthalate; Fire retardant is mineral-type, is antimonous oxide; Water-resisting agent is mortar waterproof agent; Releasing agent is organism releasing agent fatty acid soaps, such as potash soap;
The additives such as these coupling agents, softening agent, fire retardant, water-resisting agent, releasing agent do not decompose within the scope of processing temperature.
(3) mixing raw material is at 110 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product; The specification of described sheet material is determined by changing different size mould.
Embodiment 2:
A kind of degradable mud plastics environment protecting preparation of plates method, it comprises the steps:
(1) by weight, by 65 parts of industrial sludge raw materials through press filtration, crushed after being dried, its moisture control is 10%;
(2) by weight, in step (1), add 5 parts of wood powders, 20 parts of PVC powder, 1 part of coupling agent, 1 part of softening agent, 5 parts of fire retardants, 1 part of water-resisting agent, 1 part of releasing agent, and high-speed mixing is even; Wherein coupling agent is silane coupling agent, such as KH560; Softening agent is Phthalates, and Phthalates is terephthalic acid ester; Fire retardant is mineral-type, is magnesium hydroxide; Water-resisting agent is waterproofing agent of organosilicon; Releasing agent is organism releasing agent fatty acid soaps, soda soap; Coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent do not decompose within the scope of processing temperature.
(3) mixing raw material is at 140 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product; The specification of described sheet material is determined by changing different size mould.
Embodiment 3:
A kind of degradable mud plastics environment protecting preparation of plates method, it comprises the steps:
(1) by weight, by 80 parts of printing and dyeing sludge raw materials through press filtration, crushed after being dried, its moisture control is 10%;
(2) by weight, in step (1), add 5 parts of wood powders, 5 parts of PS powder, 1 part of coupling agent, 3 parts of softening agent, 1 part of fire retardant, 5 parts of water-resisting agents, 3 parts of releasing agents, and high-speed mixing is even; Wherein coupling agent is silane coupling agent, such as KH560; Softening agent is Phthalates, such as terephthalic acid ester; Fire retardant is mineral-type, such as aluminium hydroxide; Water-resisting agent is mortar waterproof agent; Releasing agent is organism releasing agent fatty acid soaps, such as ammonium soaps;
The additives such as these coupling agents, softening agent, fire retardant, water-resisting agent, releasing agent do not decompose within the scope of processing temperature.
(3) mixing raw material is at 160 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product; The specification of described sheet material is determined by changing different size mould.
Embodiment 4:
A kind of degradable mud plastics environment protecting preparation of plates method, it comprises the steps:
(1) by weight, by 65 parts of domestic sludges and printing and dyeing sludge raw material through press filtration, crushed after being dried, its moisture control is 10%;
(2) by weight, in step (1), add 5 parts of wood powders, 20 parts of PE powder, 1 part of coupling agent, 1 part of softening agent, 1 part of fire retardant, 1 part of water-resisting agent, 1 part of releasing agent, and high-speed mixing is even; Wherein coupling agent is silane coupling agent, such as KH560; Softening agent is Phthalates, such as terephthalic acid ester; Fire retardant is mineral-type, such as aluminium hydroxide; Water-resisting agent is mortar waterproof agent; Releasing agent is organism releasing agent fatty acid soaps, such as ammonium soaps;
The additives such as these coupling agents, softening agent, fire retardant, water-resisting agent, releasing agent do not decompose within the scope of processing temperature.
(3) mixing raw material is at 160 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product; The specification of described sheet material is determined by changing different size mould.
Claims (9)
1. a degradable mud plastics environment protecting preparation of plates method, is characterized in that it comprises the steps:
(1) by mud raw material through press filtration, crushed after being dried, its moisture control is within 15%;
(2) in step (1), add wood powder, PP powder, coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent, and high-speed mixing is even;
(3) mixing raw material is at 110-160 DEG C, by processing screw machine extruding pelletization, then by board mould mold pressing secondary injection molding, obtains product;
Wherein, described mud raw material accounts for overall weight than being 50-80 part, and wood powder accounts for overall weight than being 5-20 part, and it is 5-20 part that PP powder accounts for overall weight ratio, coupling agent 1-5 part, softening agent 1-5 part, fire retardant 1-10 part, water-resisting agent 1-5 part, releasing agent 1-5 part.
2. degradable mud plastics environment protecting preparation of plates method according to claim 1, is characterized in that: described PP powder can use in PE powder, PVC powder, PS powder that one or more substitute.
3. degradable mud plastics environment protecting preparation of plates method according to claim 1 or 2, is characterized in that: described mud is one or more in domestic sludge, printing and dyeing sludge or industrial sludge.
4. degradable mud plastics environment protecting preparation of plates method according to claim 1 or 2, is characterized in that: described coupling agent is one or more in silane coupling agent and titanate coupling agent, and wherein silane coupling agent is KH550, KH560 or KH570; Titanate coupling agent is NDZ101, NDZ201 or the acid of titanium ester;
Described softening agent is one or more in aliphatic dibasic acid ester, Phthalates, the many esters of gallic acid of benzene, benzoates, polyol ester class, chlorinated hydrocarbons, epoxies, citric acid ester type, polyester, and wherein Phthalates is phthalate or terephthalic acid ester;
Described fire retardant be organic with bromine system, phosphorus nitrogen system, nitrogen system and red phosphorus and compound flame retardant, mineral-type is one or more in antimonous oxide, magnesium hydroxide, aluminium hydroxide, silicon-series five-retardant;
Described water-resisting agent is one or more in mortar waterproof agent, waterproofing agent of organosilicon;
Described releasing agent is organism releasing agent fatty acid soaps, lipid acid, paraffin, glycerine, Vaseline, or superpolymer releasing agent silicone oil, estersil, polyoxyethylene glycol, one or more in low molecular polyethylene; Wherein fatty acid soaps is potash soap, soda soap, ammonium soaps.
5. degradable mud plastics environment protecting preparation of plates method according to claim 4, is characterized in that: described coupling agent, softening agent, fire retardant, water-resisting agent, releasing agent require not decompose within the scope of processing temperature.
6. degradable mud plastics environment protecting preparation of plates method according to claim 1 or 2, is characterized in that: described processing screw extrusion press is single, double flat or biconical screw extrusion press.
7. degradable mud plastics environment protecting preparation of plates method according to claim 1 or 2, is characterized in that: the granulation in described step (3) and formation processing temperatures are 130-160 DEG C.
8. the degradable mud plastics environment protecting sheet material adopting method described in claim 1 or 2 to prepare.
9. degradable mud plastics environment protecting sheet material according to claim 8, is characterized in that: the specification of described degradable mud plastics environment protecting sheet material is determined by changing different size mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819533.2A CN104591682A (en) | 2014-12-24 | 2014-12-24 | Degradable sludge-plastic environment-friendly board and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410819533.2A CN104591682A (en) | 2014-12-24 | 2014-12-24 | Degradable sludge-plastic environment-friendly board and preparation method thereof |
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| CN104591682A true CN104591682A (en) | 2015-05-06 |
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| CN201410819533.2A Pending CN104591682A (en) | 2014-12-24 | 2014-12-24 | Degradable sludge-plastic environment-friendly board and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105967752A (en) * | 2016-05-09 | 2016-09-28 | 武汉理工大学 | Preparation method of sheet materials with low pollution by using city sludge and calcium carbide slags |
| CN113800855A (en) * | 2021-09-28 | 2021-12-17 | 北京城市排水集团有限责任公司 | Application of pyrohydrolysis sludge as raw material for preparing flowerpot, nutrient flowerpot prepared from water-permeable baking-free sludge and preparation method of nutrient flowerpot |
| CN114804777A (en) * | 2022-05-23 | 2022-07-29 | 张家口广建新材料有限公司 | Lightweight core-pulling foam concrete inner partition board and preparation method thereof |
-
2014
- 2014-12-24 CN CN201410819533.2A patent/CN104591682A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105967752A (en) * | 2016-05-09 | 2016-09-28 | 武汉理工大学 | Preparation method of sheet materials with low pollution by using city sludge and calcium carbide slags |
| CN105967752B (en) * | 2016-05-09 | 2018-11-30 | 武汉理工大学 | Utilize the method for municipal sludge and carbide slag preparation low pollution plate |
| CN113800855A (en) * | 2021-09-28 | 2021-12-17 | 北京城市排水集团有限责任公司 | Application of pyrohydrolysis sludge as raw material for preparing flowerpot, nutrient flowerpot prepared from water-permeable baking-free sludge and preparation method of nutrient flowerpot |
| CN114804777A (en) * | 2022-05-23 | 2022-07-29 | 张家口广建新材料有限公司 | Lightweight core-pulling foam concrete inner partition board and preparation method thereof |
| CN114804777B (en) * | 2022-05-23 | 2023-03-07 | 张家口广建新材料有限公司 | Lightweight core-pulling foam concrete inner partition board and preparation method thereof |
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Application publication date: 20150506 |
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