JPH0373576B2 - - Google Patents

Info

Publication number
JPH0373576B2
JPH0373576B2 JP58102985A JP10298583A JPH0373576B2 JP H0373576 B2 JPH0373576 B2 JP H0373576B2 JP 58102985 A JP58102985 A JP 58102985A JP 10298583 A JP10298583 A JP 10298583A JP H0373576 B2 JPH0373576 B2 JP H0373576B2
Authority
JP
Japan
Prior art keywords
antiblocking agent
extruder
weight
polymer
gel
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 - Lifetime
Application number
JP58102985A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5930826A (ja
Inventor
Gisurantsuooni Sarubatoore
Shumitsutsu Heruman
Kuroon Herumuuto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Cassella AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cassella AG filed Critical Cassella AG
Publication of JPS5930826A publication Critical patent/JPS5930826A/ja
Publication of JPH0373576B2 publication Critical patent/JPH0373576B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • 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
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—Screws
    • 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
    • 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
    • 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
    • B29B9/12—Making granules characterised by structure or composition
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
JP58102985A 1982-06-11 1983-06-10 不粘着性または弱粘着性のヒドロゲル重合体粒子の製造方法 Granted JPS5930826A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823221947 DE3221947A1 (de) 1982-06-11 1982-06-11 Verfahren zur herstellung klebfreier oder klebarmer partikel von hydrogelpolymerisaten
DE3221947.4 1982-06-11

Publications (2)

Publication Number Publication Date
JPS5930826A JPS5930826A (ja) 1984-02-18
JPH0373576B2 true JPH0373576B2 (enExample) 1991-11-22

Family

ID=6165804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58102985A Granted JPS5930826A (ja) 1982-06-11 1983-06-10 不粘着性または弱粘着性のヒドロゲル重合体粒子の製造方法

Country Status (3)

Country Link
EP (1) EP0096790B1 (enExample)
JP (1) JPS5930826A (enExample)
DE (2) DE3221947A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1470905A1 (en) 2003-04-25 2004-10-27 Nippon Shokubai Co., Ltd. Method for disintegrating hydrate polymer

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH062961B2 (ja) * 1988-08-11 1994-01-12 株式会社クラレ 不織布接着芯地
DE4034921C2 (de) * 1990-11-01 1994-09-08 Kulicke Werner Michael Prof Dr Verwendung eines Feuchtigkeit speichernden, watteförmigen Kunststoffs in Polsterungen und Matratzen
TW241279B (enExample) * 1991-02-01 1995-02-21 Catalyst co ltd
DE4414117A1 (de) * 1994-04-22 1995-10-26 Cassella Ag Staubarme pulverförmige hydrophile Polymere
DE4421522A1 (de) * 1994-06-20 1995-12-21 Passavant Werke Verfahren zum Nachbehandeln von in einem Abscheider vorgereinigten Abwässern
DE19524724A1 (de) * 1995-07-07 1997-01-09 Hoechst Ag Hydrophile, hochquellfähige Hydrogele
JP3672570B2 (ja) * 1995-09-01 2005-07-20 ダウ・コーニング・コーポレイション 押出シリコーンゲル形材
RU2206451C1 (ru) * 2002-04-04 2003-06-20 ЗАО "КомиС Кемикл" Способ гранулирования ускорителей вулканизации резин
US20050238746A1 (en) * 2002-12-31 2005-10-27 E.I. Dupont De Nemours & Company Apparatus, system and method for making hydrogel particles
RU2301237C1 (ru) * 2005-12-12 2007-06-20 Юрий Яковлевич Гайтанов Способ получения ускорителей вулканизации резиновых смесей в виде порошка или гранул и установка для осуществления способа
JP2008095047A (ja) * 2006-10-16 2008-04-24 Dai Ichi Kogyo Seiyaku Co Ltd ビニルピロリドン系重合体乾燥物の製造方法
SE543508C2 (en) 2018-12-14 2021-03-09 Organoclick Ab Biocomposite material comprising cellulose fibers and a bioadditive from cereal husks or barns
JP2024520397A (ja) * 2021-06-18 2024-05-24 エルジー・ケム・リミテッド 高吸水性樹脂の製造方法および高吸水性樹脂
JP7726592B2 (ja) * 2021-06-18 2025-08-20 エルジー・ケム・リミテッド 高吸水性樹脂の製造方法および高吸水性樹脂
BR112023025097A2 (pt) * 2021-06-18 2024-02-20 Lg Chemical Ltd Método de preparação de polímero superabsorvente e polímero superabsorvente
US20240278211A1 (en) * 2021-06-18 2024-08-22 Lg Chem, Ltd. Preparation method of super absorbent polymer and super absorbent polymer
JP7708499B2 (ja) * 2021-06-18 2025-07-15 エルジー・ケム・リミテッド 高吸水性樹脂の製造方法および高吸水性樹脂
JP7726601B2 (ja) * 2021-10-29 2025-08-20 エルジー・ケム・リミテッド 高吸水性樹脂組成物およびその製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432176B2 (enExample) * 1973-05-02 1979-10-12
DE2443964A1 (de) * 1974-09-13 1976-04-01 Bayer Ag Verfahren und vorrichtung zum granulieren von zum kleben neigenden polyurethan- elastomeren
JPS5350287A (en) * 1976-10-20 1978-05-08 Nitto Chem Ind Co Ltd Polymerization of monomer
JPS5350288A (en) * 1976-10-20 1978-05-08 Nitto Chem Ind Co Ltd Preventin of stickiness of water-containing gel of acrylamide type polymer
JPS5679146A (en) * 1979-11-30 1981-06-29 Nitto Chem Ind Co Ltd Modifying method of polyacrylamide polymer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1470905A1 (en) 2003-04-25 2004-10-27 Nippon Shokubai Co., Ltd. Method for disintegrating hydrate polymer

Also Published As

Publication number Publication date
DE3374941D1 (en) 1988-01-28
DE3221947A1 (de) 1983-12-22
EP0096790B1 (de) 1987-12-16
EP0096790A1 (de) 1983-12-28
JPS5930826A (ja) 1984-02-18

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