DE3885372T2 - Lochplatte für die Unterwassergranulierung von Kunststoffsträngen mit hoher Schmelzströmungsgeschwindigkeit. - Google Patents
Lochplatte für die Unterwassergranulierung von Kunststoffsträngen mit hoher Schmelzströmungsgeschwindigkeit.Info
- Publication number
- DE3885372T2 DE3885372T2 DE88306606T DE3885372T DE3885372T2 DE 3885372 T2 DE3885372 T2 DE 3885372T2 DE 88306606 T DE88306606 T DE 88306606T DE 3885372 T DE3885372 T DE 3885372T DE 3885372 T2 DE3885372 T2 DE 3885372T2
- Authority
- DE
- Germany
- Prior art keywords
- melt flow
- high melt
- perforated plate
- flow speed
- plastic strands
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
- B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/582—Component parts, details or accessories; Auxiliary operations for discharging, e.g. doors
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/72—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/27—Cleaning; Purging; Avoiding contamination
- B29C48/272—Cleaning; Purging; Avoiding contamination of dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/082,755 US4822546A (en) | 1987-08-06 | 1987-08-06 | Die design for underwater pelletization of high flow rate polymers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3885372D1 DE3885372D1 (de) | 1993-12-09 |
DE3885372T2 true DE3885372T2 (de) | 1994-03-10 |
Family
ID=22173239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88306606T Expired - Fee Related DE3885372T2 (de) | 1987-08-06 | 1988-07-19 | Lochplatte für die Unterwassergranulierung von Kunststoffsträngen mit hoher Schmelzströmungsgeschwindigkeit. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4822546A (de) |
EP (1) | EP0302621B1 (de) |
JP (1) | JP2676228B2 (de) |
AT (1) | ATE96723T1 (de) |
AU (1) | AU612677B2 (de) |
CA (1) | CA1311338C (de) |
DE (1) | DE3885372T2 (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5304055A (en) | 1991-11-27 | 1994-04-19 | Nabisco, Inc. | Apparatus and methods for the production of three-dimensional food products |
JP3174840B2 (ja) * | 1992-03-31 | 2001-06-11 | 日本ジーイープラスチックス株式会社 | プラスチック押出機用ダイプレート |
GB9317967D0 (en) * | 1993-08-28 | 1993-10-13 | Landbrent Ltd | Improvements relating to plasics articles |
US5458836B1 (en) * | 1994-03-11 | 1998-08-04 | Du Pont | Polymer extrusion die and use thereof |
ATE160719T1 (de) * | 1994-08-23 | 1997-12-15 | Danubia Petrochem Polymere | Verfahren zur granulierung von polymeren und vorrichtung dazu |
FR2788665B1 (fr) * | 1999-01-21 | 2001-05-18 | Cpc France | Procede de preparation d'un melange en poudre pour preparation d'une pate de patisserie et extrudeuse pour la mise en oeuvre du procede |
JP4252180B2 (ja) * | 2000-01-17 | 2009-04-08 | 株式会社日本製鋼所 | アンダーウォータカット方式のプラスチック造粒装置に用いられるダイス |
US6976834B2 (en) * | 2001-07-09 | 2005-12-20 | Borsig Gmbh | Pelletizing die with even heat distribution and with polymer channel to orifice transition zone, process for orifice thermal stabilization and process for forming a pelletizing die with brazing and thin hard face layer |
DE10355347A1 (de) * | 2003-03-12 | 2004-09-23 | Bühler AG | Düse zur Strangbildung für viskoelastische Materialien |
DE10310829A1 (de) * | 2003-03-13 | 2004-09-23 | Basf Ag | Thermoplastgranulate |
DE10320075A1 (de) * | 2003-05-05 | 2004-12-02 | Bühler AG | Düse zur Strangbildung für viskoelastische Materialien (Einlauf-Aufweitung) |
CN100434251C (zh) * | 2003-07-30 | 2008-11-19 | 纳幕尔杜邦公司 | 聚合物的造粒方法和设备 |
US7658874B2 (en) * | 2003-07-30 | 2010-02-09 | E.I. Du Pont De Nemours And Company | Polymer pelletization process and apparatus |
US7329723B2 (en) * | 2003-09-18 | 2008-02-12 | Eastman Chemical Company | Thermal crystallization of polyester pellets in liquid |
CA2482056A1 (en) * | 2003-10-10 | 2005-04-10 | Eastman Chemical Company | Thermal crystallization of a molten polyester polymer in a fluid |
US7316557B2 (en) * | 2004-05-08 | 2008-01-08 | Good Earth Tools, Inc. | Die for extruding material |
US20060047102A1 (en) * | 2004-09-02 | 2006-03-02 | Stephen Weinhold | Spheroidal polyester polymer particles |
US7875184B2 (en) * | 2005-09-22 | 2011-01-25 | Eastman Chemical Company | Crystallized pellet/liquid separator |
ITMI20052054A1 (it) * | 2005-10-27 | 2007-04-28 | Polimeri Europa Spa | Procedimento per il taglio di polimeri termoplastici a valle di una filiera ad anello ad acqua |
EP2700489B1 (de) * | 2005-11-28 | 2015-05-27 | Gala Industries, Inc. | Vorrichtung und Verfahren zur gesteuerten Tablettierungsverarbeitung |
BRPI0707677A2 (pt) * | 2006-02-02 | 2011-05-10 | Basell Polylefine Gmbh | resinas "melt-blown" de propilemo , fibras de resina " melt-blown" de propileno e tecido nço-tecido fabricado, a partir das mesmas, mÉtodos de fabricar os mesmos |
RU2421330C2 (ru) * | 2006-04-27 | 2011-06-20 | Ниппон Стил Корпорейшн | Способ прессования отходов пластика и способ термического разложения пластика |
US7883735B2 (en) * | 2006-08-07 | 2011-02-08 | Kellogg Company | Apparatus and method for curled extrudate |
MY148625A (en) * | 2006-08-18 | 2013-05-15 | Porex Corp | Sintered polymeric materials and applications thereof |
JP4876821B2 (ja) * | 2006-09-26 | 2012-02-15 | 住友化学株式会社 | 造粒機のスタート方法 |
US7955540B2 (en) | 2007-01-19 | 2011-06-07 | Exxonmobil Chemical Patents Inc. | Extrusion of thermoplastic elastomers |
DE102008032422B4 (de) | 2008-07-10 | 2021-03-18 | Webasto SE | Fahrzeugdach mit einer Antriebseinrichtung für ein bewegbares Dachteil |
JP5149318B2 (ja) | 2010-02-24 | 2013-02-20 | ペパーレット株式会社 | 粒状排泄物処理材の押し出し式圧縮造粒装置 |
WO2011129955A1 (en) | 2010-04-14 | 2011-10-20 | Univation Technologies, Llc | Apparatus and methods for separating particulates from a liquid |
WO2012173812A1 (en) | 2011-06-15 | 2012-12-20 | Porex Corporation | Sintered porous plastic liquid barrier media and applications thereof |
US8530581B2 (en) | 2011-12-12 | 2013-09-10 | Exxonmobil Chemical Patents Inc. | Powder, compositions thereof, processes for making the same, and articles made therefrom |
US9266088B2 (en) | 2012-09-11 | 2016-02-23 | Pioneer Pet Products, Llc | Method of making extruded self-clumping cat litter |
US11602120B2 (en) | 2012-09-11 | 2023-03-14 | Pioneer Pet Products, Llc | Lightweight coated extruded granular absorbent |
US10028481B2 (en) | 2012-09-11 | 2018-07-24 | Pioneer Pet Products, Llc | Granular absorbent and system and method for treating or processing granular absorbent during granular absorbent transport |
US11457605B2 (en) | 2012-09-11 | 2022-10-04 | Pioneer Pet Products, Llc | Extruded self-clumping cat litter |
US11470811B2 (en) | 2012-09-11 | 2022-10-18 | Pioneer Pet Products, Llc | Extruded granular absorbent |
KR20160114097A (ko) * | 2014-01-25 | 2016-10-04 | 파이오니어 펫 프로덕츠, 엘엘씨 | 켄칭된 입상 흡수제 및 켄칭된 입상 흡수제를 제조하기 위한 시스템 및 방법 |
US11292156B2 (en) * | 2014-12-08 | 2022-04-05 | Borealis Ag | Process for producing pellets of copolymers of propylene |
JP6668839B2 (ja) * | 2016-03-11 | 2020-03-18 | 日本ポリプロ株式会社 | ペレタイザ、及び、これを用いたペレットの製造方法 |
US10232551B2 (en) * | 2016-04-15 | 2019-03-19 | Cc3D Llc | Head and system for continuously manufacturing composite hollow structure |
US11780939B2 (en) | 2019-02-20 | 2023-10-10 | Fina Technology, Inc. | Enhanced heat stability polypropylene |
JP6863403B2 (ja) * | 2019-05-20 | 2021-04-21 | 日本ポリプロ株式会社 | ペレタイザ、及び、これを用いたペレットの製造方法 |
CA3171596A1 (en) | 2020-05-04 | 2021-11-11 | Dennis Loesch | A process and apparatus for producing aqueous compositions of water-soluble polymers |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE634038A (de) * | 1963-04-10 | |||
US3287764A (en) * | 1965-06-01 | 1966-11-29 | Black Clawson Co | Plastic pelletizers |
GB1158011A (en) * | 1966-03-14 | 1969-07-09 | Thomas Paul Engel | Improvements in or relating to apparatus and process for the preparation of Polymeric Materials |
US3849241A (en) * | 1968-12-23 | 1974-11-19 | Exxon Research Engineering Co | Non-woven mats by melt blowing |
US3949039A (en) * | 1972-04-03 | 1976-04-06 | Japan Steel Works, Ltd. | Method for pelletizing synthetic resins having a high melting point |
US3981959A (en) * | 1973-11-12 | 1976-09-21 | Leesona Corporation | Pelletizing method |
US4138208A (en) * | 1977-02-07 | 1979-02-06 | The Dow Chemical Company | Die face cutter |
DE2814113C2 (de) * | 1978-04-01 | 1982-09-23 | Werner & Pfleiderer, 7000 Stuttgart | Vorrichtung zum Granulieren von Kunststoffsträngen |
US4347206A (en) * | 1980-03-15 | 1982-08-31 | Kling-Tecs, Inc. | Method of extruding polypropylene yarn |
US4380570A (en) * | 1980-04-08 | 1983-04-19 | Schwarz Eckhard C A | Apparatus and process for melt-blowing a fiberforming thermoplastic polymer and product produced thereby |
JPS57178809A (en) * | 1981-04-30 | 1982-11-04 | Du Pont Mitsui Polychem Co Ltd | Manufacture of pellet of high-melt index resin |
US4461737A (en) * | 1983-02-09 | 1984-07-24 | Phillips Petroleum Company | Method and apparatus for forming pellets |
JPS59152808A (ja) * | 1983-02-22 | 1984-08-31 | Kobe Steel Ltd | 水中カツト造粒装置のダイス |
JPS61195808A (ja) * | 1985-02-26 | 1986-08-30 | Japan Styrene Paper Co Ltd | 熱可塑性合成樹脂球状粒子の製造法 |
IT1185629B (it) * | 1985-05-31 | 1987-11-12 | Pirelli Cavi Spa | Dispositivo granulatore |
-
1987
- 1987-08-06 US US07/082,755 patent/US4822546A/en not_active Expired - Lifetime
-
1988
- 1988-07-19 DE DE88306606T patent/DE3885372T2/de not_active Expired - Fee Related
- 1988-07-19 AT AT88306606T patent/ATE96723T1/de not_active IP Right Cessation
- 1988-07-19 EP EP88306606A patent/EP0302621B1/de not_active Expired - Lifetime
- 1988-07-21 CA CA000572722A patent/CA1311338C/en not_active Expired - Lifetime
- 1988-08-03 JP JP63194281A patent/JP2676228B2/ja not_active Expired - Lifetime
- 1988-08-05 AU AU20429/88A patent/AU612677B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU612677B2 (en) | 1991-07-18 |
EP0302621A1 (de) | 1989-02-08 |
JPS6487213A (en) | 1989-03-31 |
DE3885372D1 (de) | 1993-12-09 |
US4822546A (en) | 1989-04-18 |
JP2676228B2 (ja) | 1997-11-12 |
CA1311338C (en) | 1992-12-15 |
EP0302621B1 (de) | 1993-11-03 |
ATE96723T1 (de) | 1993-11-15 |
AU2042988A (en) | 1989-02-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |