WO2006002124A1 - Sechoir basse pression haute capacite pour resines et autres matieres granulees et pulverulentes - Google Patents
Sechoir basse pression haute capacite pour resines et autres matieres granulees et pulverulentes Download PDFInfo
- Publication number
- WO2006002124A1 WO2006002124A1 PCT/US2005/021851 US2005021851W WO2006002124A1 WO 2006002124 A1 WO2006002124 A1 WO 2006002124A1 US 2005021851 W US2005021851 W US 2005021851W WO 2006002124 A1 WO2006002124 A1 WO 2006002124A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- canister
- vacuum
- heating
- dryer
- air
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 391
- 239000011347 resin Substances 0.000 title claims description 100
- 229920005989 resin Polymers 0.000 title claims description 100
- 238000010438 heat treatment Methods 0.000 claims abstract description 148
- 238000001291 vacuum drying Methods 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 44
- 238000001035 drying Methods 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims description 66
- 239000008187 granular material Substances 0.000 claims description 63
- 238000000465 moulding Methods 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 claims description 13
- 230000006872 improvement Effects 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 241000269627 Amphiuma means Species 0.000 claims 1
- 230000009977 dual effect Effects 0.000 claims 1
- 239000000088 plastic resin Substances 0.000 claims 1
- 239000003570 air Substances 0.000 description 126
- 230000008569 process Effects 0.000 description 22
- 239000000725 suspension Substances 0.000 description 16
- 238000010926 purge Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 11
- 238000009826 distribution Methods 0.000 description 10
- 239000012080 ambient air Substances 0.000 description 7
- 230000000717 retained effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 210000003414 extremity Anatomy 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000005336 safety glass Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005429 filling process Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/042—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum for drying articles or discrete batches of material in a continuous or semi-continuous operation, e.g. with locks or other air tight arrangements for charging/discharging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
- B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/02—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle
- F26B15/04—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle in a horizontal plane
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/08—Granular materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Drying Of Solid Materials (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58217104P | 2004-06-22 | 2004-06-22 | |
US60/582,171 | 2004-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006002124A1 true WO2006002124A1 (fr) | 2006-01-05 |
Family
ID=34972721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2005/021851 WO2006002124A1 (fr) | 2004-06-22 | 2005-06-21 | Sechoir basse pression haute capacite pour resines et autres matieres granulees et pulverulentes |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2006002124A1 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015168381A1 (fr) * | 2014-04-30 | 2015-11-05 | Maguire Products, Inc. | Procédé et appareil de séchage sous vide de matériau de résine granulaire |
CN107869883A (zh) * | 2016-09-27 | 2018-04-03 | 梁振冬 | 一种涡流干燥塔 |
US11203133B2 (en) | 2018-04-04 | 2021-12-21 | Novatec, Inc. | Method and apparatus for polymer drying using inert gas |
US11364657B2 (en) | 2018-04-04 | 2022-06-21 | Novatec, Inc. | Reducing moisture in granular resin material using inert gas |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE421770C (de) * | 1923-11-03 | 1925-11-17 | Emil Opderbeck | Schalteinrichtung zum Hintereinanderschalten von Kammern, Zellen u. dgl. |
US1620289A (en) * | 1924-10-22 | 1927-03-08 | Edward B Ward | Desiccator |
GB849613A (en) * | 1958-07-11 | 1960-09-28 | Gordon Albert Gray | An improved machine for drying copra |
AU417596B2 (en) * | 1969-12-03 | 1971-10-05 | Wallace Ford Athol | Grain dryer |
US5501143A (en) * | 1993-05-14 | 1996-03-26 | Roskamp Champion | Irregular flow steam conditioner |
US6154980A (en) * | 1997-09-19 | 2000-12-05 | Maguire; Stephen B. | Low pressure dryer |
US20020024162A1 (en) * | 2000-06-16 | 2002-02-28 | Maguire Stephen B. | Low pressure dryer |
US6449875B1 (en) * | 1999-01-21 | 2002-09-17 | Mann & Hummel Protec Gmbh | Method of heating bulk material, especially granular plastic material |
-
2005
- 2005-06-21 WO PCT/US2005/021851 patent/WO2006002124A1/fr active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE421770C (de) * | 1923-11-03 | 1925-11-17 | Emil Opderbeck | Schalteinrichtung zum Hintereinanderschalten von Kammern, Zellen u. dgl. |
US1620289A (en) * | 1924-10-22 | 1927-03-08 | Edward B Ward | Desiccator |
GB849613A (en) * | 1958-07-11 | 1960-09-28 | Gordon Albert Gray | An improved machine for drying copra |
AU417596B2 (en) * | 1969-12-03 | 1971-10-05 | Wallace Ford Athol | Grain dryer |
US5501143A (en) * | 1993-05-14 | 1996-03-26 | Roskamp Champion | Irregular flow steam conditioner |
US6154980A (en) * | 1997-09-19 | 2000-12-05 | Maguire; Stephen B. | Low pressure dryer |
US6449875B1 (en) * | 1999-01-21 | 2002-09-17 | Mann & Hummel Protec Gmbh | Method of heating bulk material, especially granular plastic material |
US20020024162A1 (en) * | 2000-06-16 | 2002-02-28 | Maguire Stephen B. | Low pressure dryer |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015168381A1 (fr) * | 2014-04-30 | 2015-11-05 | Maguire Products, Inc. | Procédé et appareil de séchage sous vide de matériau de résine granulaire |
US10539366B2 (en) | 2014-04-30 | 2020-01-21 | Stephen B. Maguire | Method and apparatus for vacuum drying granular resin material |
CN107869883A (zh) * | 2016-09-27 | 2018-04-03 | 梁振冬 | 一种涡流干燥塔 |
CN107869883B (zh) * | 2016-09-27 | 2023-10-24 | 梁振冬 | 一种涡流干燥塔 |
US11203133B2 (en) | 2018-04-04 | 2021-12-21 | Novatec, Inc. | Method and apparatus for polymer drying using inert gas |
US11364657B2 (en) | 2018-04-04 | 2022-06-21 | Novatec, Inc. | Reducing moisture in granular resin material using inert gas |
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