CN115709212A - Experimental device for be used for studying plastics biodegradation - Google Patents
Experimental device for be used for studying plastics biodegradation Download PDFInfo
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- CN115709212A CN115709212A CN202211461879.0A CN202211461879A CN115709212A CN 115709212 A CN115709212 A CN 115709212A CN 202211461879 A CN202211461879 A CN 202211461879A CN 115709212 A CN115709212 A CN 115709212A
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- plastic
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- 229920003023 plastic Polymers 0.000 title claims abstract description 51
- 239000004033 plastic Substances 0.000 title claims abstract description 51
- 238000006065 biodegradation reaction Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 238000004088 simulation Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000012216 screening Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000001502 supplementing effect Effects 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims 4
- 241001330002 Bambuseae Species 0.000 claims 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 4
- 239000011425 bamboo Substances 0.000 claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 abstract description 13
- 238000006731 degradation reaction Methods 0.000 abstract description 13
- 239000012634 fragment Substances 0.000 abstract description 11
- 241000894006 Bacteria Species 0.000 abstract description 5
- 238000005286 illumination Methods 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 abstract description 4
- 230000029087 digestion Effects 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 abstract description 3
- 238000005192 partition Methods 0.000 abstract description 2
- 230000000813 microbial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 9
- 241000233866 Fungi Species 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 238000013467 fragmentation Methods 0.000 description 4
- 238000006062 fragmentation reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
Landscapes
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses an experimental device for researching plastic biodegradation, which relates to the technical field of plastic degradation, and comprises a tank body, wherein a partition plate is uniformly and fixedly connected to the bottom of a cavity of the tank body, the experimental device for researching plastic biodegradation is provided with three containing boxes, wherein bacterium liquid can be added into the two containing boxes by utilizing a jacking block to extrude an air bag while conveying plastic fragments, in addition, a solar simulation lamp is arranged above the containing box at the position of a first jacking block in the anticlockwise direction, the containing box only adding the plastic fragments is used as a blank control group, the containing box simultaneously adding the plastic fragments and the bacterium liquid is used as a first experimental group, the containing box adding the plastic fragments and the bacterium liquid and having the simulated solar lamp is used as a second experimental group, plastic degradation is compared according to different conditions in the three experimental groups, the influence of microorganisms on the plastic degradation and the effect of illumination on the microbial digestion degradation can be accurately obtained, and the accuracy of the experiment is further improved.
Description
Technical Field
The invention relates to the technical field of plastic degradation, in particular to an experimental device for researching plastic biodegradation.
Background
At present, when researchers research the biodegradation of plastics by organisms, the used devices are generally that the organisms are simply placed in a container filled with the plastics, and the plastics are degraded by the organisms, however, the existing devices need workers to simultaneously operate a plurality of experimental groups in one experimental process, the workload of the workers is increased, and accurate experimental data of the degradation influence of the organisms on the plastics cannot be obtained in the experimental process.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an experimental device for researching the plastic biodegradation, and solves the problems that the existing device needs workers to operate a plurality of experimental groups simultaneously in one experimental process, the workload of the workers is increased, and accurate experimental data of the influence of the organisms on the plastic degradation cannot be obtained in the experimental process.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an experimental apparatus for be used for studying plastics biodegradable, which comprises a tank body, the even fixedly connected with baffle in jar body cavity bottom, adjacent two the activity is provided with between the baffle holds the box, evenly seted up the feed inlet on the outer wall of the jar body, the inside of feed inlet just is located the top fixedly connected with stock guide that holds the box, first T shape spout has been seted up on the outer wall of the jar body, the inside sliding connection of first T shape spout has feed mechanism, just be located wherein two stock guide directly over fixedly connected with kicking blocks on the outer wall of the jar body, the fixed cover in top that just is located the kicking block on the outer wall of the jar body is equipped with drive assembly, drive assembly's top is provided with the light filling subassembly.
Furthermore, the bottom of the light supplementing assembly is evenly and fixedly connected with positioning columns, and positioning holes corresponding to the positioning columns in position are formed in the top of the tank body.
Further, feed mechanism includes T shape support frame and fixed connection at the first servo motor, the transmission shaft at T shape support frame top, fixed cover is equipped with the stopper on the outer wall of transmission shaft, the cracked subassembly of bottom left and right sides difference fixedly connected with and the liquid storage pot of T shape support frame, the liquid storage pot is kept away from fixedly connected with gasbag on the lateral wall of cracked subassembly.
Furthermore, cracked subassembly includes the feed inlet and the screening board of fixed connection in crushing barrel cavity inside that crushing barrel and offer in crushing barrel lateral wall top, the inside of crushing barrel rotates and is connected with the crushed aggregates axle, fixedly connected with blade on the outer wall of crushed aggregates axle, and the bottom fixedly connected with scraper blade of crushed aggregates axle, the inside fixedly connected with solenoid valve of bottom discharge gate of crushing barrel.
Furthermore, the top end of the crushing shaft is rotated to penetrate through the crushing barrel and is fixedly connected with an output shaft of the first servo motor.
Further, drive assembly includes the guide ring and sets up the ring gear at the guide ring outside, the common fixedly connected with connecting piece in top of guide ring and ring gear, second T shape spout has been seted up at the top of guide ring, third T shape spout has all been seted up on the relative lateral wall of guide ring and ring gear, the inside sliding connection of second T shape spout has T shape slider, fixedly connected with second servo motor on the lateral wall that T shape slider is close to the ring gear, second servo motor's output fixedly connected with and ring gear engaged with gear.
Further, the light filling subassembly includes the closing plate, the even fixedly connected with barn door in bottom of closing plate, the bottom of closing plate just is located fixedly connected with sun simulation lamp between two adjacent barn doors.
Furthermore, one end of the T-shaped support frame, which is far away from the first servo motor, is slidably connected inside the first T-shaped sliding groove, and the limiting block is slidably connected inside the third T-shaped sliding groove.
Advantageous effects
The invention provides an experimental device for researching biodegradation of plastics. Compared with the prior art, the method has the following beneficial effects:
1. the utility model provides an experimental apparatus for be used for studying plastics biodegradable, hold the box through setting up the three, wherein two utilize kicking block extrusion gasbag to add the fungus liquid in the broken transport plastics in holding the box, in addition, the box top that holds of first kicking block position department is provided with the solar simulation lamp in the anticlockwise direction, wherein only add the broken box that holds of plastics and regard as blank control group, the box that holds of adding plastics fragment and fungus liquid simultaneously is first experimental group, add plastics fragment and fungus liquid and have the box that holds of simulation solar lamp and be the second experimental group, contrast plastics degradation through the different situation of three experimental group inside, can be accurate obtain have the influence of no microorganism to plastics degradation and illumination to the effect of microorganism digestion degradation, and then improve the accuracy of experiment.
2. The utility model provides an experimental apparatus for be used for studying plastics biodegradable, the light filling subassembly includes the closing plate, the even fixedly connected with barn door in bottom of closing plate, and the bottom of closing plate just is located fixedly connected with solar simulation lamp between two adjacent barn doors, provides illumination for the experimentation through setting up the light that solar simulation lamp can simulate the sun and send in the experimentation, makes the experimental result more accurate.
3. The utility model provides an experimental apparatus for be used for studying plastics biodegradable, can drive the automatic rotation of feed subassembly through set up drive assembly at a jar external wall to the realization is for three holds the automatic feed of box, can extrude the gasbag with the help of the effect of kicking block in feed subassembly pivoted in addition, thereby increases the inside pressure of stock solution jar, plays the purpose of automatic filling fungus liquid.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic exploded perspective view of the present invention;
FIG. 3 is an enlarged perspective view of part A of the present invention;
FIG. 4 is a perspective view of the feeding mechanism of the present invention;
FIG. 5 is a schematic cross-sectional view of a fragmentation assembly of the present invention;
fig. 6 is a schematic perspective view of a light supplement assembly according to the present invention.
In the figure: 1. a tank body; 2. a partition plate; 3. accommodating the box; 4. a stock guide; 5. a first T-shaped chute; 6. a feeding mechanism; 61. a T-shaped support frame; 62. a first servo motor; 63. a drive shaft; 64. a limiting block; 65. a fragmentation component; 651. a milling drum; 652. a feeding port; 653. a screening plate; 654. a shredder shaft; 655. a squeegee; 656. an electromagnetic valve; 66. a liquid storage tank; 67. an air bag; 7. a top block; 8. a drive assembly; 81. a guide ring; 82. a ring gear; 83. a connecting member; 84. a second T-shaped chute; 85. a third T-shaped chute; 86. a T-shaped slider; 87. a second servo motor; 88. a gear; 9. a light supplement component; 91. a sealing plate; 92. a light barrier; 93. a sun simulating lamp.
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.
The invention provides two technical schemes:
fig. 1 to 3 and 6 show a first embodiment: the utility model provides an experimental apparatus for be used for studying plastics biodegradable, which comprises a tank body 1, the even fixedly connected with baffle 2 in 1 cavity bottom of the jar body, the activity is provided with between two adjacent baffles 2 and holds box 3, the feed inlet has evenly been seted up on the outer wall of the jar body 1, the inside of feed inlet just is located the top fixedly connected with stock guide 4 that holds box 3, first T shape spout 5 has been seted up on the outer wall of the jar body 1, the inside sliding connection of first T shape spout 5 has feed mechanism 6, just be located wherein two stock guide 4 directly over fixedly connected with kicking block 7 on the outer wall of the jar body 1, the fixed cover in top that just is located kicking block 7 on the outer wall of the jar body 1 is equipped with drive assembly 8, drive assembly 8's top is provided with light filling subassembly 9, the even fixedly connected with reference column in bottom of light filling subassembly 9, the locating hole corresponding with reference column position is seted up at the top of the jar body 1.
Only one positioning column and one positioning hole are arranged, the two positioning columns correspond to each other in position, and after the positioning columns are inserted into the positioning holes, the solar simulation lamp 93 is just positioned right above the accommodating box 3 at the position of the first ejecting block 7 in the counterclockwise direction.
The driving assembly 8 comprises a guide ring 81 and a gear ring 82 arranged outside the guide ring 81, a connecting piece 83 is fixedly connected to the tops of the guide ring 81 and the gear ring 82 together, a second T-shaped sliding groove 84 is formed in the top of the guide ring 81, third T-shaped sliding grooves 85 are formed in opposite side walls of the guide ring 81 and the gear ring 82, a T-shaped sliding block 86 is connected to the inner portion of the second T-shaped sliding groove 84 in a sliding mode, a second servo motor 87 is fixedly connected to the side wall, close to the gear ring 82, of the T-shaped sliding block 86, and a gear 88 meshed with the gear ring 82 is fixedly connected to the output end of the second servo motor 87.
A first lithium battery pack for supplying power to the second servo motor 87 is fixedly connected to one side of the second servo motor 87 and is positioned on the side wall of the T-shaped sliding block 86, programming is carried out through the second servo motor 87, and the interval of twenty seconds is controlled to be one hundred twenty degrees per one hundred rotation, and ten seconds are consumed for one hundred twenty degrees of rotation.
The light supplementing assembly 9 includes a sealing plate 91, a light barrier 92 is uniformly and fixedly connected to the bottom of the sealing plate 91, and a solar simulation lamp 93 is fixedly connected to the bottom of the sealing plate 91 and located between two adjacent light barriers 92.
Through setting up three box 3 that holds, wherein two utilize kicking block 7 extrusion gasbag 67 to add the fungus liquid when carrying the plastics fragment in holding box 3, furthermore, the first kicking block position department holds 3 tops and is provided with solar simulation lamp 93 in the anticlockwise direction, wherein only add the box that holds of plastics fragment as blank control group, the box that holds that adds plastics fragment and fungus liquid simultaneously is first experimental group, add plastics fragment and fungus liquid and have the box that holds that simulates solar lamp 93 and be the second experimental group, contrast the plastics degradation through the different situation of three experimental group insidely, can be accurate obtain have or not the effect of microorganism to plastics degradation and illumination to the effect of little biological digestion degradation, and then improve the accuracy of experiment.
As shown in fig. 4 to 5, the second embodiment mainly differs from the first embodiment in that: an experimental device for researching plastic biodegradation comprises a feeding mechanism 6, a T-shaped support frame 61, a first servo motor 62 and a transmission shaft 63, wherein the first servo motor 62 and the transmission shaft 63 are fixedly connected to the top of the T-shaped support frame 61, a limiting block 64 is fixedly arranged on the outer wall of the transmission shaft 63, the left side and the right side of the bottom of the T-shaped support frame 61 are respectively and fixedly connected with a fragmentation component 65 and a liquid storage tank 66, and an air bag 67 is fixedly connected to the side wall, far away from the fragmentation component 65, of the liquid storage tank 66.
Cracked subassembly 65 includes crushing barrel 651 and the dog-house 652 and the inside screening board 653 of fixed connection at crushing barrel 651 cavity of seting up in crushing barrel 651 lateral wall top, the inside rotation of crushing barrel 651 is connected with crushed aggregates axle 654, fixedly connected with blade on the outer wall of crushed aggregates axle 654, and the bottom fixedly connected with scraper blade 655 of crushed aggregates axle 654, the inside fixedly connected with solenoid valve 656 of bottom discharge gate of crushing barrel 651, the top of crushed aggregates axle 654 is rotated and is run through crushing barrel 651 and the output shaft fixed connection of first servo motor 62, the one end sliding connection that first servo motor 62 was kept away from to T shape support frame 61 is in the inside of first T shape spout 5, stopper 64 sliding connection is in the inside of third T shape spout 85.
A second lithium battery pack used for supplying power to the first servo motor 62 is fixedly arranged on one side of the first servo motor 62 and located on the outer wall of the T-shaped supporting frame 61, the second servo motor 87 is always in a working state when the first servo motor 62 works, plastic particles smaller than the aperture of the screening plate 653 after being smashed inside the smashing cylinder 651 are dropped into a space between the screening plate 653 and the electromagnetic valve 656 by the scraping plate 655, the electromagnetic valve 656 is opened every ten seconds for twenty seconds and is used for enabling the plastic particles to drop to the top of the material guide plate 4 through the bottom of the smashing cylinder 651, and the material guide plate 4 and a horizontal plane form an inclination angle, so that the smashed plastic particles slide into the accommodating box 3.
When the device is used, firstly, the positioning column at the bottom of the light supplementing assembly 9 is inserted into the positioning hole at the top of the tank body 1, then the second servo motor 87 is started to drive the gear 88 to rotate, the gear 88 is meshed with the gear ring 82 and pushes the T-shaped sliding block 86 to slide along the second T-shaped sliding groove 84 under the reaction force of the gear ring 82, after the gear 88 rotates by one hundred twenty degrees, the second servo motor 87 stops working for twenty seconds, meanwhile, the first servo motor 62 crushes the plastic inside the crushing cylinder 651, at the moment, the electromagnetic valve 656 is opened, the plastic fragments fall onto the material guide plate 4 and slide into the accommodating box 3, the feeding mechanism 6 can extrude the air bag 67 under the action of the top block 7 while rotating, so that the pressure inside the liquid storage tank 66 is increased, the bacteria liquid is automatically filled, the process is circulated, the second accommodating box 3 in the counterclockwise direction is the same as the feeding process, and the third accommodating box 3 in the counterclockwise direction is the same as the process except that the bacteria liquid is not added.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an experimental apparatus for be used for studying plastics biodegradable, includes jar body (1), its characterized in that: the utility model discloses a solar energy water heater, including jar body (1), the even fixedly connected with baffle (2) in cavity bottom, adjacent two the activity is provided with between baffle (2) and holds box (3), evenly seted up the feed inlet on the outer wall of the jar body (1), the inside of feed inlet just is located the top fixedly connected with stock guide (4) that holds box (3), first T shape spout (5) have been seted up on the outer wall of the jar body (1), the inside sliding connection of first T shape spout (5) has feed mechanism (6), just be located wherein two stock guide (4) directly over fixedly connected with kicking block (7) on the outer wall of the jar body (1), the fixed cover in top that just is located kicking block (7) on the outer wall of the jar body (1) is equipped with drive assembly (8), the top of drive assembly (8) is provided with light filling subassembly (9).
2. An experimental set-up for studying the biodegradation of plastics according to claim 1, characterized in that: the bottom of the light supplementing assembly (9) is uniformly and fixedly connected with positioning columns, and positioning holes corresponding to the positioning columns in position are formed in the top of the tank body (1).
3. An experimental apparatus for studying biodegradation of plastics according to claim 1, characterized in that: feed mechanism (6) include T shape support frame (61) and fixed connection first servo motor (62), transmission shaft (63) at T shape support frame (61) top, fixed cover is equipped with stopper (64) on the outer wall of transmission shaft (63), the cracked subassembly of bottom left and right sides difference fixedly connected with (65) of T shape support frame (61) and liquid storage pot (66), fixedly connected with gasbag (67) on the lateral wall of cracked subassembly (65) is kept away from in liquid storage pot (66).
4. An experimental set-up for studying the biodegradation of plastics according to claim 3, characterized in that: cracked subassembly (65) is including smashing a section of thick bamboo (651) and seting up dog-house (652) and fixed connection at the inside screening board (653) of smashing a section of thick bamboo (651) lateral wall top of smashing, the inside rotation of smashing a section of thick bamboo (651) is connected with crushed aggregates axle (654), fixedly connected with blade on the outer wall of crushed aggregates axle (654), and the bottom fixedly connected with scraper blade (655) of crushed aggregates axle (654), the inside fixedly connected with solenoid valve (656) of the bottom discharge gate of smashing a section of thick bamboo (651).
5. An experimental set-up for studying the biodegradation of plastics according to claim 4, characterized in that: the top end of the crushing shaft (654) is rotatably penetrated through the crushing barrel (651) and is fixedly connected with the output shaft of the first servo motor (62).
6. An experimental set-up for studying the biodegradation of plastics according to claim 3, characterized in that: drive assembly (8) are including guide ring (81) and gear ring (82) of setting in guide ring (81) outside, the common fixedly connected with connecting piece (83) in top of guide ring (81) and gear ring (82), second T shape spout (84) have been seted up at the top of guide ring (81), third T shape spout (85) have all been seted up on guide ring (81) and gear ring (82) the relative lateral wall, the inside sliding connection of second T shape spout (84) has T shape slider (86), fixedly connected with second servo motor (87) on T shape slider (86) are close to the lateral wall of gear ring (82), the output fixedly connected with of second servo motor (87) and gear ring (82) engaged with gear (88).
7. An experimental set-up for studying the biodegradation of plastics according to claim 1, characterized in that: the light supplementing assembly (9) comprises a sealing plate (91), the bottom of the sealing plate (91) is uniformly and fixedly connected with light barriers (92), and the bottom of the sealing plate (91) is fixedly connected with solar simulation lamps (93) between two adjacent light barriers (92).
8. An experimental set-up for studying the biodegradation of plastics according to claim 6, characterized in that: one end, far away from the first servo motor (62), of the T-shaped support frame (61) is connected to the inside of the first T-shaped sliding groove (5) in a sliding mode, and the limiting block (64) is connected to the inside of the third T-shaped sliding groove (85) in a sliding mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211461879.0A CN115709212A (en) | 2022-11-21 | 2022-11-21 | Experimental device for be used for studying plastics biodegradation |
| ZA2023/08305A ZA202308305B (en) | 2022-11-21 | 2023-08-29 | An experimental apparatus for studying the biodegradation of plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211461879.0A CN115709212A (en) | 2022-11-21 | 2022-11-21 | Experimental device for be used for studying plastics biodegradation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115709212A true CN115709212A (en) | 2023-02-24 |
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ID=85234040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211461879.0A Pending CN115709212A (en) | 2022-11-21 | 2022-11-21 | Experimental device for be used for studying plastics biodegradation |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115709212A (en) |
| ZA (1) | ZA202308305B (en) |
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| 廖双泉;佘晓东;李思东;钟杰平;何灿忠;: "微生物凝固天然橡胶热降解研究", 广州化工, no. 08, 15 October 2009 (2009-10-15) * |
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