CN211640904U - Side feeding device of double-screw extruder - Google Patents
Side feeding device of double-screw extruder Download PDFInfo
- Publication number
- CN211640904U CN211640904U CN202020113071.3U CN202020113071U CN211640904U CN 211640904 U CN211640904 U CN 211640904U CN 202020113071 U CN202020113071 U CN 202020113071U CN 211640904 U CN211640904 U CN 211640904U
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- China
- Prior art keywords
- liquid
- negative pressure
- screw extruder
- feed
- communicated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007788 liquid Substances 0.000 claims abstract description 93
- 239000013078 crystal Substances 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000005086 pumping Methods 0.000 claims description 30
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 22
- 238000001914 filtration Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 230000002950 deficient Effects 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 description 19
- 239000000047 product Substances 0.000 description 7
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 4
- 239000011976 maleic acid Substances 0.000 description 4
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 235000012438 extruded product Nutrition 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035553 feeding performance Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003541 multi-stage reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Images
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020113071.3U CN211640904U (en) | 2020-01-17 | 2020-01-17 | Side feeding device of double-screw extruder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020113071.3U CN211640904U (en) | 2020-01-17 | 2020-01-17 | Side feeding device of double-screw extruder |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211640904U true CN211640904U (en) | 2020-10-09 |
Family
ID=72683914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020113071.3U Active CN211640904U (en) | 2020-01-17 | 2020-01-17 | Side feeding device of double-screw extruder |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211640904U (en) |
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2020
- 2020-01-17 CN CN202020113071.3U patent/CN211640904U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: No. 631, 581, tonglong 2nd Road, industrial zone, torch hi tech Zone (Xiang'an), Xiamen City, Fujian Province, 361102 Patentee after: COEs Chemical Co.,Ltd. Address before: 361000 west side of the first floor of building a, 131 Xifu Road, Tong'an District, Xiamen City, Fujian Province Patentee before: XIAMEN KEAISI PLASTIC CEMENT TECHNOLOGY Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Side feeding device of twin screw extruder Effective date of registration: 20220224 Granted publication date: 20201009 Pledgee: Bank of China Limited Xiamen Kaiyuan sub branch Pledgor: COEs Chemical Co.,Ltd. Registration number: Y2022980001793 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201009 Pledgee: Bank of China Limited Xiamen Kaiyuan sub branch Pledgor: COEs Chemical Co.,Ltd. Registration number: Y2022980001793 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A side feeding device for a twin-screw extruder Granted publication date: 20201009 Pledgee: Bank of China Limited Xiamen Kaiyuan sub branch Pledgor: COEs Chemical Co.,Ltd. Registration number: Y2024980013985 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |