CN103571079A - Method for producing fireproof lightweight heat preservation floor slab by using waste polyvinyl chloride and product - Google Patents
Method for producing fireproof lightweight heat preservation floor slab by using waste polyvinyl chloride and product Download PDFInfo
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- CN103571079A CN103571079A CN201210272352.3A CN201210272352A CN103571079A CN 103571079 A CN103571079 A CN 103571079A CN 201210272352 A CN201210272352 A CN 201210272352A CN 103571079 A CN103571079 A CN 103571079A
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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
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The invention provides a method for producing a fireproof lightweight heat preservation floor slab by using waste polyvinyl chloride. The method comprises the following steps: preparing raw materials, adding 90-110 parts by weight of building garbage, 0.7-0.9 part by weight of paraffin, 2-4 parts by weight of ACR-401 type processing agent, 3-5 parts by weight of dioctyl phthalate and 7-9 parts by weight of aluminium hydroxide based on 100 parts by weight of waste polyvinyl chloride raw material to a high-speed mixer, mixing and stirring mixed materials, heating to 110 DEG C-140 DEG C, then adding the mixed materials to a screw extruder, and maintaining the temperature of the screw extruder at 170 DEG C to 190 DEG C. The invention aims at providing the method for producing the fireproof lightweight heat preservation floor slab with high strength and good heat preservation and heat insulation properties by using waste polyvinyl chloride and the fireproof lightweight heat preservation floor slab product. According to the method provided by the invention, lots of waste polyvinyl chloride can be used as the raw material for producing the slab, so that waste polyvinyl chloride can be prevented from polluting the environments.
Description
Technical field
The present invention relates to a kind of method and product that utilizes waste polyvinyl chloride to produce lightweight fireproof insulating floor.
Background technology
It is lower that existing lightweight fireproof insulating floor ubiquity intensity, insulation, heat-proof quality is not good, be difficult to meet higher intensity and the energy-conservation requirement of buildings, because intensity is lower, insulation, heat-proof quality is not good, have to guarantee intensity and energy-conservation requirement by thickening walling, after use, can take larger floor area of building, waste effective usage space.In addition, a large amount of waste polyvinyl chlorides that produce in life, production are difficult to process, and cause the pollution serious to environment.
Summary of the invention
The object of the present invention is to provide and a kind ofly utilize a large amount of waste polyvinyl chlorides as raw material production plate body, thereby can avoid waste polyvinyl chloride contaminate environment, the timber intensity of producing is high, and insulation, the waste polyvinyl chloride that utilizes that heat-proof quality is good are produced method and the product of lightweight fireproof insulating floor.
The method of utilizing waste polyvinyl chloride to produce lightweight fireproof insulating floor of the present invention, comprises the steps:
A, prepare raw material waste polyvinyl chloride, be crushed to 100 object brick and tile class buildings rubbish, paraffin, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide;
B, waste polyvinyl chloride raw material is sorted, the macroscopic foreign material such as waste paper, card, Glass Containers are sorted out, after sorting, waste polyvinyl chloride prepared using grinding mill or shears or shredding machine or slicing machine are carried out to coarse reduction, after coarse reduction again to waste polyvinyl chloride raw material screen, deironing magnetic separation, screening, again waste polyvinyl chloride raw material is cleaned after deironing magnetic separation, to remove, on waste polyvinyl chloride raw material, speckle with various greasy dirts, dust and silt;
C, the waste polyvinyl chloride raw material after cleaning is sent into and in cyclonic separator, carried out mechanical centrifugal and dehydrate, then allow waste polyvinyl chloride raw material pass through tunnel dryer, carry out hot-air dry, dried waste polyvinyl chloride raw material weight in wet base is lower than 5%;
D, the waste polyvinyl chloride raw material that step C is obtained joins in screw extrusion press, the buildings rubbish that adds 90-110 weight part according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.7-0.9 weight part, the ACR-401 type PVC processing aid of 2-4 weight part, the ratio of the stupid dioctyl phthalate dioctyl ester of neighbour of 3-5 weight part and the aluminium hydroxide of 7-9 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide join in high speed mixer, mixture is carried out mix and blend and is warmed up to 110 ℃-140 ℃, again mixture is joined in screw extrusion press, the temperature of screw extrusion press remains on 170 ℃-190 ℃,
E, according to the position of setting, in lightweight fireproof insulating floor forming machine, place core pipe, then utilize screw extrusion press that the mixture of molten state is injected in lightweight fireproof insulating floor forming machine and is shaped;
After F, the lightweight fireproof insulating floor mixture in lightweight fireproof insulating floor forming machine condense, core pipe is extracted out;
After G, the sizing of the lightweight fireproof insulating floor in lightweight fireproof insulating floor forming machine, lightweight fireproof insulating floor is taken out, then lightweight fireproof insulating floor is carried out to maintenance, can obtain the product of lightweight fireproof insulating floor.
The method of utilizing waste polyvinyl chloride to produce lightweight fireproof insulating floor of the present invention, the raw material of preparing in wherein said steps A also comprises rock wool, is crushed to 120 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder, in described step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 95-105 weight part, the paraffin of 0.75-0.85 weight part, the ACR-401 type PVC processing aid of 2.5-3.5 weight part, the stupid dioctyl phthalate dioctyl ester of neighbour of 3.5-4.5 weight part, the rock wool of the aluminium hydroxide of 7.5-8.5 weight part and 2-4 weight part, the Calcium hydrogen carbonate of 1-3 weight part, the perlite of 3-5 weight part, the stone powder of 1-3 weight part, the talcous ratio of the waste sludge from paper mill of 5-7 weight part and 10-12 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
The method of utilizing waste polyvinyl chloride to produce lightweight fireproof insulating floor of the present invention, in wherein said step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 100 weight parts, the paraffin of 0.8 weight part, the ACR-401 type PVC processing aid of 3 weight parts, the stupid dioctyl phthalate dioctyl ester of neighbour of 4 weight parts, the rock wool of the aluminium hydroxide of 8 weight parts and 3 weight parts, the Calcium hydrogen carbonate of 2 weight parts, the perlite of 4 weight parts, the stone powder of 2 weight parts, the talcous ratio of the waste sludge from paper mill of 6 weight parts and 11 weight parts, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
The product that utilizes waste polyvinyl chloride to produce lightweight fireproof insulating floor of the present invention, comprises the steps:
A, prepare raw material waste polyvinyl chloride, be crushed to 100 object brick and tile class buildings rubbish, paraffin, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide;
B, waste polyvinyl chloride raw material is sorted, the macroscopic foreign material such as waste paper, card, Glass Containers are sorted out, after sorting, waste polyvinyl chloride prepared using grinding mill or shears or shredding machine or slicing machine are carried out to coarse reduction, after coarse reduction again to waste polyvinyl chloride raw material screen, deironing magnetic separation, screening, again waste polyvinyl chloride raw material is cleaned after deironing magnetic separation, to remove, on waste polyvinyl chloride raw material, speckle with various greasy dirts, dust and silt;
C, the waste polyvinyl chloride raw material after cleaning is sent into and in cyclonic separator, carried out mechanical centrifugal and dehydrate, then allow waste polyvinyl chloride raw material pass through tunnel dryer, carry out hot-air dry, dried waste polyvinyl chloride raw material weight in wet base is lower than 5%;
D, the waste polyvinyl chloride raw material that step C is obtained joins in screw extrusion press, the buildings rubbish that adds 90-110 weight part according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.7-0.9 weight part, the ACR-401 type PVC processing aid of 2-4 weight part, the ratio of the stupid dioctyl phthalate dioctyl ester of neighbour of 3-5 weight part and the aluminium hydroxide of 7-9 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide join in high speed mixer, mixture is carried out mix and blend and is warmed up to 110 ℃-140 ℃, again mixture is joined in screw extrusion press, the temperature of screw extrusion press remains on 170 ℃-190 ℃,
E, according to the position of setting, in lightweight fireproof insulating floor forming machine, place core pipe, then utilize screw extrusion press that the mixture of molten state is injected in lightweight fireproof insulating floor forming machine and is shaped;
After F, the lightweight fireproof insulating floor mixture in lightweight fireproof insulating floor forming machine condense, core pipe is extracted out;
After G, the sizing of the lightweight fireproof insulating floor in lightweight fireproof insulating floor forming machine, lightweight fireproof insulating floor is taken out, then lightweight fireproof insulating floor is carried out to maintenance, can obtain the product of lightweight fireproof insulating floor.
The product that utilizes waste polyvinyl chloride to produce lightweight fireproof insulating floor of the present invention, the raw material of preparing in wherein said steps A also comprises rock wool, is crushed to 120 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder, in described step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 95-105 weight part, the paraffin of 0.75-0.85 weight part, the ACR-401 type PVC processing aid of 2.5-3.5 weight part, the stupid dioctyl phthalate dioctyl ester of neighbour of 3.5-4.5 weight part, the rock wool of the aluminium hydroxide of 7.5-8.5 weight part and 2-4 weight part, the Calcium hydrogen carbonate of 1-3 weight part, the perlite of 3-5 weight part, the stone powder of 1-3 weight part, the talcous ratio of the waste sludge from paper mill of 5-7 weight part and 10-12 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
The product that utilizes waste polyvinyl chloride to produce lightweight fireproof insulating floor of the present invention, in wherein said step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 100 weight parts, the paraffin of 0.8 weight part, the ACR-401 type PVC processing aid of 3 weight parts, the stupid dioctyl phthalate dioctyl ester of neighbour of 4 weight parts, the rock wool of the aluminium hydroxide of 8 weight parts and 3 weight parts, the Calcium hydrogen carbonate of 2 weight parts, the perlite of 4 weight parts, the stone powder of 2 weight parts, the talcous ratio of the waste sludge from paper mill of 6 weight parts and 11 weight parts, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
The waste polyvinyl chloride that utilizes of the present invention is produced lightweight fireproof insulating floor, adopt the distinctive formula of the present invention, utilize raw material waste polyvinyl chloride, be crushed to 100 object brick and tile class buildings rubbish, paraffin, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide, the buildings rubbish that adds 90-110 weight part according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.7-0.9 weight part, the ACR-401 type PVC processing aid of 2-4 weight part, the ratio of the stupid dioctyl phthalate dioctyl ester of neighbour of 3-5 weight part and the aluminium hydroxide of 7-9 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide join in high speed mixer, mixture is carried out mix and blend and is warmed up to 110 ℃-140 ℃, again mixture is joined in screw extrusion press, the temperature of screw extrusion press remains on 170 ℃-190 ℃, and shape by lightweight fireproof insulating floor forming machine, not only intensity is high for resulting lightweight fireproof insulating floor, insulation, heat-proof quality is also very good, because do not need, by thickening walling, do not guarantee intensity and energy-conservation requirement, use the waste polyvinyl chloride that utilizes of the present invention to produce lightweight fireproof insulating floor, the floor area of building taking is less than existing lightweight fireproof insulating floor, thereby can improve effective usage space of buildings.Because being utilizes a large amount of waste polyvinyl chlorides, buildings rubbish as raw material production plate body, thereby can avoid waste polyvinyl chloride contaminate environment.Therefore, the method for waste polyvinyl chloride production lightweight fireproof insulating floor and the product of utilizing of the present invention has outstanding substantive distinguishing features and significant progressive.
Below in conjunction with the method and the product that utilize waste polyvinyl chloride to produce lightweight fireproof insulating floor to the present invention, be described further.
Embodiment
Embodiment 1
The present invention utilizes waste polyvinyl chloride to produce the method for lightweight fireproof insulating floor, and it comprises the steps:
A, prepare raw material waste polyvinyl chloride, be crushed to 100 object brick and tile class buildings rubbish, paraffin, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide;
B, waste polyvinyl chloride raw material is sorted, the macroscopic foreign material such as waste paper, card, Glass Containers are sorted out, after sorting, waste polyvinyl chloride prepared using grinding mill or shears or shredding machine or slicing machine are carried out to coarse reduction, after coarse reduction again to waste polyvinyl chloride raw material screen, deironing magnetic separation, screening, again waste polyvinyl chloride raw material is cleaned after deironing magnetic separation, to remove, on waste polyvinyl chloride raw material, speckle with various greasy dirts, dust and silt;
C, the waste polyvinyl chloride raw material after cleaning is sent into and in cyclonic separator, carried out mechanical centrifugal and dehydrate, then allow waste polyvinyl chloride raw material pass through tunnel dryer, carry out hot-air dry, dried waste polyvinyl chloride raw material weight in wet base is lower than 5%;
D, the waste polyvinyl chloride raw material that step C is obtained joins in screw extrusion press, the buildings rubbish that adds 90-110 weight part according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.7-0.9 weight part, the ACR-401 type PVC processing aid of 2-4 weight part, the ratio of the stupid dioctyl phthalate dioctyl ester of neighbour of 3-5 weight part and the aluminium hydroxide of 7-9 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide join in high speed mixer, mixture is carried out mix and blend and is warmed up to 110 ℃-140 ℃, again mixture is joined in screw extrusion press, the temperature of screw extrusion press remains on 170 ℃-190 ℃,
E, according to the position of setting, in lightweight fireproof insulating floor forming machine, place core pipe, then utilize screw extrusion press that the mixture of molten state is injected in lightweight fireproof insulating floor forming machine and is shaped;
After F, the lightweight fireproof insulating floor mixture in lightweight fireproof insulating floor forming machine condense, core pipe is extracted out;
After G, the sizing of the lightweight fireproof insulating floor in lightweight fireproof insulating floor forming machine, lightweight fireproof insulating floor is taken out, then lightweight fireproof insulating floor is carried out to maintenance, can obtain the product of lightweight fireproof insulating floor.
As improvement of the present invention, the raw material of preparing in above-mentioned steps A also comprises rock wool, is crushed to 120 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder, in described step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 95-105 weight part, the paraffin of 0.75-0.85 weight part, the ACR-401 type PVC processing aid of 2.5-3.5 weight part, the stupid dioctyl phthalate dioctyl ester of neighbour of 3.5-4.5 weight part, the rock wool of the aluminium hydroxide of 7.5-8.5 weight part and 2-4 weight part, the Calcium hydrogen carbonate of 1-3 weight part, the perlite of 3-5 weight part, the stone powder of 1-3 weight part, the talcous ratio of the waste sludge from paper mill of 5-7 weight part and 10-12 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
As a further improvement on the present invention, in above-mentioned steps D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 100 weight parts, the paraffin of 0.8 weight part, the ACR-401 type PVC processing aid of 3 weight parts, the stupid dioctyl phthalate dioctyl ester of neighbour of 4 weight parts, the rock wool of the aluminium hydroxide of 8 weight parts and 3 weight parts, the Calcium hydrogen carbonate of 2 weight parts, the perlite of 4 weight parts, the stone powder of 2 weight parts, the talcous ratio of the waste sludge from paper mill of 6 weight parts and 11 weight parts, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
The product of lightweight fireproof insulating floor of the present invention, adopts aforesaid method to produce and makes.
Embodiment recited above is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under spiritual prerequisite not departing from the present invention; various distortion and improvement that the common engineering technical personnel in this area make technical solution of the present invention, all should fall in the definite protection domain of claims of the present invention.
Claims (6)
1. utilize waste polyvinyl chloride to produce the method for lightweight fireproof insulating floor, it is characterized in that comprising the steps:
A, prepare raw material waste polyvinyl chloride, be crushed to 100 object brick and tile class buildings rubbish, paraffin, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide;
B, waste polyvinyl chloride raw material is sorted, the macroscopic foreign material such as waste paper, card, Glass Containers are sorted out, after sorting, waste polyvinyl chloride prepared using grinding mill or shears or shredding machine or slicing machine are carried out to coarse reduction, after coarse reduction again to waste polyvinyl chloride raw material screen, deironing magnetic separation, screening, again waste polyvinyl chloride raw material is cleaned after deironing magnetic separation, to remove, on waste polyvinyl chloride raw material, speckle with various greasy dirts, dust and silt;
C, the waste polyvinyl chloride raw material after cleaning is sent into and in cyclonic separator, carried out mechanical centrifugal and dehydrate, then allow waste polyvinyl chloride raw material pass through tunnel dryer, carry out hot-air dry, dried waste polyvinyl chloride raw material weight in wet base is lower than 5%;
D, the waste polyvinyl chloride raw material that step C is obtained joins in screw extrusion press, the buildings rubbish that adds 90-110 weight part according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.7-0.9 weight part, the ACR-401 type PVC processing aid of 2-4 weight part, the ratio of the stupid dioctyl phthalate dioctyl ester of neighbour of 3-5 weight part and the aluminium hydroxide of 7-9 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide join in high speed mixer, mixture is carried out mix and blend and is warmed up to 110 ℃-140 ℃, again mixture is joined in screw extrusion press, the temperature of screw extrusion press remains on 170 ℃-190 ℃,
E, according to the position of setting, in lightweight fireproof insulating floor forming machine, place core pipe, then utilize screw extrusion press that the mixture of molten state is injected in lightweight fireproof insulating floor forming machine and is shaped;
After F, the lightweight fireproof insulating floor mixture in lightweight fireproof insulating floor forming machine condense, core pipe is extracted out;
After G, the sizing of the lightweight fireproof insulating floor in lightweight fireproof insulating floor forming machine, lightweight fireproof insulating floor is taken out, then lightweight fireproof insulating floor is carried out to maintenance, can obtain the product of lightweight fireproof insulating floor.
2. the method for utilizing waste polyvinyl chloride to produce lightweight fireproof insulating floor according to claim 1, is characterized in that: the raw material of preparing in described steps A also comprises rock wool, is crushed to 120 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder, in described step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 95-105 weight part, the paraffin of 0.75-0.85 weight part, the ACR-401 type PVC processing aid of 2.5-3.5 weight part, the stupid dioctyl phthalate dioctyl ester of neighbour of 3.5-4.5 weight part, the rock wool of the aluminium hydroxide of 7.5-8.5 weight part and 2-4 weight part, the Calcium hydrogen carbonate of 1-3 weight part, the perlite of 3-5 weight part, the stone powder of 1-3 weight part, the talcous ratio of the waste sludge from paper mill of 5-7 weight part and 10-12 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
3. the method for utilizing waste polyvinyl chloride to produce lightweight fireproof insulating floor according to claim 2, it is characterized in that: the buildings rubbish that adds 100 weight parts in described step D according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.8 weight part, the ACR-401 type PVC processing aid of 3 weight parts, the stupid dioctyl phthalate dioctyl ester of neighbour of 4 weight parts, the rock wool of the aluminium hydroxide of 8 weight parts and 3 weight parts, the Calcium hydrogen carbonate of 2 weight parts, the perlite of 4 weight parts, the stone powder of 2 weight parts, the talcous ratio of the waste sludge from paper mill of 6 weight parts and 11 weight parts, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
4. utilize waste polyvinyl chloride to produce the product of lightweight fireproof insulating floor, it is characterized in that comprising the steps:
A, prepare raw material waste polyvinyl chloride, be crushed to 100 object brick and tile class buildings rubbish, paraffin, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide;
B, waste polyvinyl chloride raw material is sorted, the macroscopic foreign material such as waste paper, card, Glass Containers are sorted out, after sorting, waste polyvinyl chloride prepared using grinding mill or shears or shredding machine or slicing machine are carried out to coarse reduction, after coarse reduction again to waste polyvinyl chloride raw material screen, deironing magnetic separation, screening, again waste polyvinyl chloride raw material is cleaned after deironing magnetic separation, to remove, on waste polyvinyl chloride raw material, speckle with various greasy dirts, dust and silt;
C, the waste polyvinyl chloride raw material after cleaning is sent into and in cyclonic separator, carried out mechanical centrifugal and dehydrate, then allow waste polyvinyl chloride raw material pass through tunnel dryer, carry out hot-air dry, dried waste polyvinyl chloride raw material weight in wet base is lower than 5%;
D, the waste polyvinyl chloride raw material that step C is obtained joins in screw extrusion press, the buildings rubbish that adds 90-110 weight part according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.7-0.9 weight part, the ACR-401 type PVC processing aid of 2-4 weight part, the ratio of the stupid dioctyl phthalate dioctyl ester of neighbour of 3-5 weight part and the aluminium hydroxide of 7-9 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester and aluminium hydroxide join in high speed mixer, mixture is carried out mix and blend and is warmed up to 110 ℃-140 ℃, again mixture is joined in screw extrusion press, the temperature of screw extrusion press remains on 170 ℃-190 ℃,
E, according to the position of setting, in lightweight fireproof insulating floor forming machine, place core pipe, then utilize screw extrusion press that the mixture of molten state is injected in lightweight fireproof insulating floor forming machine and is shaped;
After F, the lightweight fireproof insulating floor mixture in lightweight fireproof insulating floor forming machine condense, core pipe is extracted out;
After G, the sizing of the lightweight fireproof insulating floor in lightweight fireproof insulating floor forming machine, lightweight fireproof insulating floor is taken out, then lightweight fireproof insulating floor is carried out to maintenance, can obtain the product of lightweight fireproof insulating floor.
5. the product that utilizes waste polyvinyl chloride to produce lightweight fireproof insulating floor according to claim 4, is characterized in that: the raw material of preparing in described steps A also comprises rock wool, is crushed to 120 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder, in described step D, according to the waste polyvinyl chloride raw material of 100 weight parts, add the buildings rubbish of 95-105 weight part, the paraffin of 0.75-0.85 weight part, the ACR-401 type PVC processing aid of 2.5-3.5 weight part, the stupid dioctyl phthalate dioctyl ester of neighbour of 3.5-4.5 weight part, the rock wool of the aluminium hydroxide of 7.5-8.5 weight part and 2-4 weight part, the Calcium hydrogen carbonate of 1-3 weight part, the perlite of 3-5 weight part, the stone powder of 1-3 weight part, the talcous ratio of the waste sludge from paper mill of 5-7 weight part and 10-12 weight part, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
6. the product that utilizes waste polyvinyl chloride to produce lightweight fireproof insulating floor according to claim 5, it is characterized in that: the buildings rubbish that adds 100 weight parts in described step D according to the waste polyvinyl chloride raw material of 100 weight parts, the paraffin of 0.8 weight part, the ACR-401 type PVC processing aid of 3 weight parts, the stupid dioctyl phthalate dioctyl ester of neighbour of 4 weight parts, the rock wool of the aluminium hydroxide of 8 weight parts and 3 weight parts, the Calcium hydrogen carbonate of 2 weight parts, the perlite of 4 weight parts, the stone powder of 2 weight parts, the talcous ratio of the waste sludge from paper mill of 6 weight parts and 11 weight parts, by buildings rubbish, ACR-401 type PVC processing aid, adjacent stupid dioctyl phthalate dioctyl ester, aluminium hydroxide, rock wool, be crushed to 200 object Calcium hydrogen carbonates, perlite, stone powder, waste sludge from paper mill and talcum powder join in screw extrusion press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210272352.3A CN103571079A (en) | 2012-08-02 | 2012-08-02 | Method for producing fireproof lightweight heat preservation floor slab by using waste polyvinyl chloride and product |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210272352.3A CN103571079A (en) | 2012-08-02 | 2012-08-02 | Method for producing fireproof lightweight heat preservation floor slab by using waste polyvinyl chloride and product |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407613A (en) * | 2008-10-30 | 2009-04-15 | 胡大忠 | PVC foaming architectural decoration material and preparation technique thereof |
| CN102161806A (en) * | 2010-02-24 | 2011-08-24 | 郭玉文 | Waste printed circuit board nonmetal powder/polyvinyl chloride/wood meal composite material and preparation method thereof |
| CN102643491A (en) * | 2012-04-24 | 2012-08-22 | 刘海福 | Novel foam high-polymer composite and production method thereof |
-
2012
- 2012-08-02 CN CN201210272352.3A patent/CN103571079A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407613A (en) * | 2008-10-30 | 2009-04-15 | 胡大忠 | PVC foaming architectural decoration material and preparation technique thereof |
| CN102161806A (en) * | 2010-02-24 | 2011-08-24 | 郭玉文 | Waste printed circuit board nonmetal powder/polyvinyl chloride/wood meal composite material and preparation method thereof |
| CN102643491A (en) * | 2012-04-24 | 2012-08-22 | 刘海福 | Novel foam high-polymer composite and production method thereof |
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Application publication date: 20140212 |