CN112009954B - Processing equipment and process for anti-tearing buffer material based on EPS modification - Google Patents
Processing equipment and process for anti-tearing buffer material based on EPS modification Download PDFInfo
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- CN112009954B CN112009954B CN202010618022.XA CN202010618022A CN112009954B CN 112009954 B CN112009954 B CN 112009954B CN 202010618022 A CN202010618022 A CN 202010618022A CN 112009954 B CN112009954 B CN 112009954B
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- foaming tank
- eps
- processing equipment
- sliding
- buffer material
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- 239000000463 material Substances 0.000 title claims abstract description 27
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title abstract description 9
- 238000012986 modification Methods 0.000 title abstract description 7
- 230000004048 modification Effects 0.000 title abstract description 7
- 238000005187 foaming Methods 0.000 claims abstract description 53
- 238000009434 installation Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000010426 asphalt Substances 0.000 abstract description 7
- 238000011002 quantification Methods 0.000 abstract description 6
- 241001391944 Commicarpus scandens Species 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 3
- 239000004917 carbon fiber Substances 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 abstract description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 23
- 239000011324 bead Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- 239000013067 intermediate product Substances 0.000 description 6
- 239000011302 mesophase pitch Substances 0.000 description 6
- 239000006260 foam Substances 0.000 description 5
- 239000004793 Polystyrene Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229920002223 polystyrene Polymers 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/08—Screw or rotary spiral conveyors for fluent solid materials
- B65G33/14—Screw or rotary spiral conveyors for fluent solid materials comprising a screw or screws enclosed in a tubular housing
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/06—Polystyrene
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention belongs to the technical field of EPS modified materials, and particularly relates to processing equipment and a processing technology of an anti-tearing buffer material based on EPS modification. The method is simple to operate and high in practicability, the anti-tearing capacity of the EPS material is improved through the composite asphalt-based carbon fiber, the EPS material is not easy to break, meanwhile, quantification is convenient to perform during production foaming, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of EPS modified materials, in particular to processing equipment and a process of an anti-tearing buffer material based on EPS modification.
Background
EPS is short for expandable polystyrene board. Is prepared from raw materials through pre-foaming, curing, shaping, baking and cutting. It can be made into foam products with different densities and shapes, and also can be made into foam plates with different thicknesses. The method is widely applied to the fields of construction, heat preservation, packaging, refrigeration, daily necessities, industrial casting and the like. It can also be used for the manufacture of show and tasting merchandise cabinets, advertising signs and toys. At present, the heat insulation material is mainly applied to external heat insulation of wall bodies and internal heat insulation of external walls and floor heating in order to meet the national building energy-saving requirements.
However, in the prior art, the EPS material has poor tear resistance and is easy to break, and the EPS material is inconvenient to quantify during foaming, which results in low production efficiency.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides processing equipment and a process for an EPS modified anti-tearing buffer material.
In order to achieve the purpose, the invention adopts the following technical scheme: the processing equipment comprises a support frame, wherein a mounting plate is fixedly mounted at the top of the support frame, two sliding grooves are symmetrically formed in the top of the mounting plate, a sliding rod is fixedly mounted in each sliding groove, two supporting rods are slidably mounted on each sliding rod, a foaming tank is fixedly mounted at the top of each supporting rod, an annular cavity is formed in each foaming tank, a plurality of micropores are formed in the inner wall of each annular cavity, an air inlet pipe is fixedly mounted at the top of each foaming tank and communicated with each foaming tank, an exhaust pipe is arranged at the bottom of each foaming tank, a sliding hole is formed in the mounting plate, each exhaust pipe penetrates through each sliding hole and is slidably connected with the inner wall of each sliding hole, a mounting rod is fixedly mounted at the top of the mounting plate, and a trough is formed in each mounting rod, the top of the installation rod is fixedly provided with a hopper, the hopper is communicated with a trough, a rotating rod is rotatably installed in the trough, a support is fixedly installed in the trough and is rotatably connected with the rotating rod, one end of the rotating rod extends out of the trough and is fixedly provided with a first belt pulley, the top of the installation plate is fixedly provided with a first motor, an output shaft of the first motor is fixedly provided with a second belt pulley, the second belt pulley and the first belt pulley are sleeved with a same belt, the rotating rod is fixedly provided with a helical blade, a threaded sleeve is rotatably installed on the foaming tank, the installation rod is provided with an external thread, the external thread is in threaded connection with the inner wall of the threaded sleeve, the threaded sleeve is fixedly sleeved with a first conical gear, the foaming tank is fixedly provided with a second motor, and an output shaft of the second motor is fixedly provided with a second conical gear, the second bevel gear is meshed with the first bevel gear, a baffle is installed in the foaming tank in a sliding and sealing mode, and the baffle is fixedly connected with the installation rod.
Preferably, the baffle is provided with a through hole, and the through hole is communicated with the trough.
Preferably, a discharge hole is formed in the inner wall of one side of the foaming tank.
Preferably, the top of mounting panel fixed mounting has the fixed block, fixed block and installation pole fixed connection.
Preferably, a rotating hole is formed in the inner wall of one side of the foaming tank, a bearing is fixedly sleeved on the threaded sleeve, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole.
Preferably, a sealing gasket is fixedly mounted on the baffle and connected with the inner wall of the foaming tank in a sliding and sealing manner.
Preferably, a first valve is arranged on the exhaust pipe.
Preferably, a drain pipe is fixedly installed on the foaming tank, and a second valve is arranged on the drain pipe.
The invention also provides a processing technology of the anti-tearing buffer material based on EPS modification, which comprises the following steps:
s1: putting high-purity asphalt into a reaction kettle, raising the temperature to 420 ℃ under normal pressure for polymerization reaction, and taking out the asphalt for cooling after 2 hours to obtain an intermediate product A;
s2: placing the intermediate product A of S1 in a reaction kettle, adding polystyrene, wherein the weight ratio of the polystyrene to the intermediate product A is 1:5, and heating to 350 ℃ for polycondensation reaction to obtain mesophase pitch;
s3: fully mixing EPS raw material beads with the mesophase pitch described in S2, wherein the weight ratio of the EPS raw material beads to the mesophase pitch is 2:1, and heating and softening the EPS raw material beads by steam to foam the EPS raw material beads;
s4: standing the foamed raw material for 6h to cure the foamed raw material;
s5: after curing, the mixture is molded by a mold.
Preferably, in S4, the mixture is cured by an oven, wherein the curing temperature is 60 ℃.
Compared with the prior art, the invention has the beneficial effects that: by arranging the first motor, the rotating rod and the helical blade, on one hand, raw materials can be further mixed, and on the other hand, the raw materials can be conveyed; through the arrangement of the cavity, the micropores and the air inlet pipe, foaming can be carried out through steam heating; the foaming volume of the foaming tank can be changed by arranging the second motor, the second bevel gear, the threaded sleeve, the external thread and the baffle plate, so that quantification is convenient;
the method is simple to operate and high in practicability, the anti-tearing capacity of the EPS material is improved through the composite asphalt-based carbon fiber, the EPS material is not easy to break, meanwhile, quantification is convenient to perform during production foaming, and the production efficiency is improved.
Drawings
FIG. 1 is a front cross-sectional structural schematic view of the present invention;
FIG. 2 is a schematic top cross-sectional view of the structure of FIG. 1;
FIG. 3 is a side cross-sectional structural view of FIG. 1;
FIG. 4 is a perspective view of the mounting rod and threaded bushing of the present invention;
FIG. 5 is a perspective view of a support rod and a foam can of the present invention;
fig. 6 is a schematic structural view of the stent of the present invention.
In the figure: 1. a support frame; 2. mounting a plate; 3. a sliding groove; 4. a slide bar; 5. a support bar; 6. a foaming tank; 7. an annular cavity; 8. micropores; 9. an air inlet pipe; 10. an exhaust pipe; 11. a slide hole; 12. mounting a rod; 13. a trough; 14. a hopper; 15. rotating the rod; 16. a support; 17. a first pulley; 18. a first motor; 19. a second pulley; 20. a belt; 21. a helical blade; 22. a threaded bushing; 23. an external thread; 24. a first bevel gear; 25. a second motor; 26. a second bevel gear; 27. a baffle plate; 28. a through hole; 29. and a discharge hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Examples
Referring to fig. 1-5, the present invention provides a technical solution: a processing device and a process for an anti-tearing buffer material based on EPS modification comprise a support frame 1, a mounting plate 2 is fixedly mounted at the top of the support frame 1, two sliding grooves 3 are symmetrically formed in the top of the mounting plate 2, a sliding rod 4 is fixedly mounted in each sliding groove 3, two support rods 5 are slidably mounted on each sliding rod 4, a foaming tank 6 is fixedly mounted at the top of each support rod 5, an annular cavity 7 is formed in each foaming tank 6, a plurality of micropores 8 are formed in the inner wall of each annular cavity 7, an air inlet pipe 9 is fixedly mounted at the top of each foaming tank 6, each air inlet pipe 9 is communicated with each foaming tank 6, an exhaust pipe 10 is arranged at the bottom of each foaming tank 6, a sliding hole 11 is formed in the mounting plate 2, each exhaust pipe 10 penetrates through each sliding hole 11 and is in sliding connection with the inner wall of each sliding hole 11, a mounting rod 12 is fixedly mounted at the top of the mounting plate 2, and a trough 13 is formed in each mounting rod 12, the top of the mounting rod 12 is fixedly provided with a hopper 14, the hopper 14 is communicated with a trough 13, a rotating rod 15 is rotatably mounted in the trough 13, a support 16 is fixedly mounted in the trough 13, the support 16 is rotatably connected with the rotating rod 15, one end of the rotating rod 15 extends out of the trough 13 and is fixedly provided with a first belt pulley 17, the top of the mounting plate 2 is fixedly provided with a first motor 18, an output shaft of the first motor 18 is fixedly provided with a second belt pulley 19, the second belt pulley 19 and the first belt pulley 17 are sleeved with a same belt 20, the rotating rod 15 is fixedly provided with a spiral blade 21, a threaded sleeve 22 is rotatably mounted on the foaming tank 6, the mounting rod 12 is provided with an external thread 23, the external thread 23 is in threaded connection with the inner wall of the threaded sleeve 22, the threaded sleeve 22 is fixedly provided with a first conical gear 24, the foaming tank 6 is fixedly provided with a second motor 25, and an output shaft of the second motor 25 is fixedly provided with a second conical gear 26, the second bevel gear 26 is meshed with the first bevel gear 24, a baffle plate 27 is arranged in the foaming tank 6 in a sliding and sealing mode, and the baffle plate 27 is fixedly connected with the mounting rod 12;
in this embodiment, by providing the first motor 18, the rotating rod 15, and the helical blade 21, on one hand, the raw materials can be further mixed, and on the other hand, the raw materials can be conveyed; by arranging the annular cavity 7, the micropores 8 and the air inlet pipe 9, foaming can be carried out by steam heating; the foaming volume of the foaming tank 6 can be changed by arranging the second motor 25, the second bevel gear 26, the threaded sleeve 22, the external thread 23 and the baffle 27, so that quantification is convenient;
in this embodiment, through-hole 28 has been seted up on baffle 27, through-hole 28 is linked together with silo 13, discharge opening 29 has been seted up on one side inner wall of foaming tank 6, the top fixed mounting of mounting panel 2 has the fixed block, fixed block and installation pole 12 fixed connection, the rotation hole has been seted up on one side inner wall of foaming tank 6, fixed cover is equipped with the bearing on the threaded sleeve 22, the outer lane of bearing and the inner wall fixed connection in rotation hole, fixed mounting has sealed the pad on the baffle 27, sealed pad and the inner wall sliding seal of foaming tank 6 are connected, be equipped with first valve on the blast pipe 10, fixed mounting has the drain pipe on the foaming tank 6, be equipped with the second valve on the drain pipe.
The invention also provides a processing technology of the anti-tearing buffer material based on EPS modification, which comprises the following steps:
s1: putting high-purity asphalt into a reaction kettle, raising the temperature to 420 ℃ under normal pressure for polymerization reaction, and taking out the asphalt for cooling after 2 hours to obtain an intermediate product A;
s2: placing the intermediate product A of S1 in a reaction kettle, adding polystyrene, wherein the weight ratio of the polystyrene to the intermediate product A is 1:5, and heating to 350 ℃ for polycondensation reaction to obtain mesophase pitch;
s3: fully mixing EPS raw material beads with the mesophase pitch described in S2, wherein the weight ratio of the EPS raw material beads to the mesophase pitch is 2:1, and heating and softening the EPS raw material beads by steam to foam the EPS raw material beads;
s4: standing the foamed raw material for 6h to cure the foamed raw material;
s5: after curing, the mixture is molded by a mold.
In S4, the mixture was cured in an oven at a temperature of 60 ℃.
The method is simple to operate and high in practicability, the anti-tearing capacity of the EPS material is improved through the composite asphalt-based carbon fiber, the EPS material is not easy to break, meanwhile, quantification is convenient to perform during production foaming, and the production efficiency is improved.
In the embodiment, when the device is used, the mixed raw materials are placed in the hopper 14, the first motor 18 is started, the first motor 18 drives the second belt pulley 19 to rotate, the second belt pulley 19 drives the first belt pulley 17 to rotate through the belt 20, the first belt pulley 17 drives the rotating rod 15 to rotate, and the rotating rod 15 drives the helical blade 21 to rotate, so that on one hand, the materials can be further mixed, and on the other hand, the raw materials can be conveyed into the foaming tank 6; after the raw materials are placed in the foaming tank 6, steam is input into the foaming tank 6 through the air inlet pipe 9, so that the raw materials are heated and foamed, and the foamed raw materials are discharged from the discharge hole 29 under the pushing of the raw materials; the second motor 25 is started, the second motor 25 drives the second bevel gear 26 to rotate, the second bevel gear 26 drives the first bevel gear 24 to rotate, the first bevel gear 24 drives the threaded sleeve 22 to rotate, the threaded sleeve 22 drives the foaming tank 6 to move horizontally under the action of the external threads 23, and the size of the foaming tank 6 can be changed under the action of the baffle 27, so that quantification is convenient.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, and the like of the device is not completely described, but the details of the power mechanism, the power supply system, and the control system can be clearly known by those skilled in the art on the premise that the above inventive principle is understood.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an anti processing equipment who draws buffer material based on EPS is modified, includes support frame (1), its characterized in that: the top of the support frame (1) is fixedly provided with a mounting plate (2), the top of the mounting plate (2) is symmetrically provided with two sliding grooves (3), the sliding grooves (3) are internally and fixedly provided with sliding rods (4), the sliding rods (4) are provided with two supporting rods (5) in a sliding manner, the top of each supporting rod (5) is fixedly provided with a foaming tank (6), the foaming tank (6) is provided with an annular cavity (7), the inner wall of the annular cavity (7) is provided with a plurality of micropores (8), the top of the foaming tank (6) is fixedly provided with an air inlet pipe (9), the air inlet pipe (9) is communicated with the foaming tank (6), the bottom of the foaming tank (6) is provided with an exhaust pipe (10), the mounting plate (2) is provided with a sliding hole (11), and the exhaust pipe (10) penetrates through the sliding hole (11) and is connected with the inner wall of the sliding hole (11) in a sliding manner, the utility model discloses a mounting plate for the automobile, including mounting panel (2), the top fixed mounting of mounting panel (2) has installation pole (12), silo (13) have been seted up on installation pole (12), the top fixed mounting of installation pole (12) has hopper (14), hopper (14) are linked together with silo (13), dwang (15) are installed to silo (13) internal rotation, silo (13) internal fixed mounting has support (16), support (16) rotate with dwang (15) to be connected, the one end of dwang (15) extends to silo (13) outer and fixed mounting has first belt pulley (17), the top fixed mounting of mounting panel (2) has first motor (18), fixed mounting has second belt pulley (19) on the output shaft of first motor (18), the cover is equipped with same belt (20) on second belt pulley (19) and first belt pulley (17), fixed mounting has helical blade (21) on dwang (15), it installs threaded sleeve (22) to rotate on foaming tank (6), external screw thread (23) have been seted up on installation pole (12), the inner wall threaded connection of external screw thread (23) and threaded sleeve (22), fixed cover is equipped with first conical gear (24) on threaded sleeve (22), fixed mounting has second motor (25) on foaming tank (6), fixed mounting has second conical gear (26) on the output shaft of second motor (25), second conical gear (26) and first conical gear (24) meshing, sliding seal installs baffle (27) in foaming tank (6), baffle (27) and installation pole (12) fixed connection.
2. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: the baffle (27) is provided with a through hole (28), and the through hole (28) is communicated with the trough (13).
3. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: and a discharge hole (29) is formed in the inner wall of one side of the foaming tank (6).
4. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: the top fixed mounting of mounting panel (2) has the fixed block, the fixed block and installation pole (12) fixed connection.
5. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: the inner wall of one side of the foaming tank (6) is provided with a rotating hole, the threaded sleeve (22) is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole.
6. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: the baffle (27) is fixedly provided with a sealing gasket, and the sealing gasket is connected with the inner wall of the foaming tank (6) in a sliding and sealing manner.
7. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: the exhaust pipe (10) is provided with a first valve.
8. The processing equipment for the EPS modified anti-tear buffer material as claimed in claim 1, wherein: the foaming tank (6) is fixedly provided with a drain pipe, and the drain pipe is provided with a second valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618022.XA CN112009954B (en) | 2020-06-30 | 2020-06-30 | Processing equipment and process for anti-tearing buffer material based on EPS modification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618022.XA CN112009954B (en) | 2020-06-30 | 2020-06-30 | Processing equipment and process for anti-tearing buffer material based on EPS modification |
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| Publication Number | Publication Date |
|---|---|
| CN112009954A CN112009954A (en) | 2020-12-01 |
| CN112009954B true CN112009954B (en) | 2022-04-29 |
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| CN202010618022.XA Expired - Fee Related CN112009954B (en) | 2020-06-30 | 2020-06-30 | Processing equipment and process for anti-tearing buffer material based on EPS modification |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5602188A (en) * | 1993-07-13 | 1997-02-11 | Suzuki Sogyo Co., Ltd. | Biodegradable resin foam and method and apparatus for producing same |
| JP2001139153A (en) * | 1999-11-11 | 2001-05-22 | Dainippon Ink & Chem Inc | Powdery/granular material supply device and manufacturing method of toner for electrostatic image development using it |
| CN101475720A (en) * | 2008-12-31 | 2009-07-08 | 王志辉 | Reinforced polystyrene fibre foam board |
| CN101914247A (en) * | 2010-07-02 | 2010-12-15 | 北京化工大学 | Device and method for continuously forming thermoplastic plastic foaming thick plate |
| CN101942140A (en) * | 2010-10-12 | 2011-01-12 | 曾广胜 | Wood plastic composite foaming material and forming process and equipment thereof |
| CN103923682A (en) * | 2014-04-29 | 2014-07-16 | 神华集团有限责任公司 | Intermediate-phase asphalt and method for preparing intermediate-phase asphalt from coal liquefaction refined asphalt |
| CN208761506U (en) * | 2018-07-27 | 2019-04-19 | 江西科迪亚精密工业有限公司 | A kind of intermittent foaming machine feed device |
-
2020
- 2020-06-30 CN CN202010618022.XA patent/CN112009954B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5602188A (en) * | 1993-07-13 | 1997-02-11 | Suzuki Sogyo Co., Ltd. | Biodegradable resin foam and method and apparatus for producing same |
| JP2001139153A (en) * | 1999-11-11 | 2001-05-22 | Dainippon Ink & Chem Inc | Powdery/granular material supply device and manufacturing method of toner for electrostatic image development using it |
| CN101475720A (en) * | 2008-12-31 | 2009-07-08 | 王志辉 | Reinforced polystyrene fibre foam board |
| CN101914247A (en) * | 2010-07-02 | 2010-12-15 | 北京化工大学 | Device and method for continuously forming thermoplastic plastic foaming thick plate |
| CN101942140A (en) * | 2010-10-12 | 2011-01-12 | 曾广胜 | Wood plastic composite foaming material and forming process and equipment thereof |
| CN103923682A (en) * | 2014-04-29 | 2014-07-16 | 神华集团有限责任公司 | Intermediate-phase asphalt and method for preparing intermediate-phase asphalt from coal liquefaction refined asphalt |
| CN208761506U (en) * | 2018-07-27 | 2019-04-19 | 江西科迪亚精密工业有限公司 | A kind of intermittent foaming machine feed device |
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| CN112009954A (en) | 2020-12-01 |
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