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AU8039498A - Process for preparing porous polyolefin particles - Google Patents

Process for preparing porous polyolefin particles

Info

Publication number
AU8039498A
AU8039498A AU80394/98A AU8039498A AU8039498A AU 8039498 A AU8039498 A AU 8039498A AU 80394/98 A AU80394/98 A AU 80394/98A AU 8039498 A AU8039498 A AU 8039498A AU 8039498 A AU8039498 A AU 8039498A
Authority
AU
Australia
Prior art keywords
polyolefin particles
porous polyolefin
preparing porous
preparing
particles
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.)
Abandoned
Application number
AU80394/98A
Inventor
Roelof Franciscus Gerardus Maria De Vos
Rudolf Lucien Scherrenberg
Harold Jan Smelt
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.)
Koninklijke DSM NV
Original Assignee
DSM NV
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 DSM NV filed Critical DSM NV
Publication of AU8039498A publication Critical patent/AU8039498A/en
Abandoned 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/052—Inducing phase separation by thermal treatment, e.g. cooling a solution
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Medicinal Preparation (AREA)
AU80394/98A 1997-06-05 1998-06-02 Process for preparing porous polyolefin particles Abandoned AU8039498A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
NL1006235 1997-06-05
NL1006235 1997-06-05
NL1007333 1997-10-23
NL1007333A NL1007333C1 (en) 1997-06-05 1997-10-23 Preparing porous polyolefin particles, used as controlled release carriers
PCT/NL1998/000321 WO1998055540A1 (en) 1997-06-05 1998-06-02 Process for preparing porous polyolefin particles

Publications (1)

Publication Number Publication Date
AU8039498A true AU8039498A (en) 1998-12-21

Family

ID=26642605

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80394/98A Abandoned AU8039498A (en) 1997-06-05 1998-06-02 Process for preparing porous polyolefin particles

Country Status (7)

Country Link
EP (1) EP0986602A1 (en)
JP (1) JP2002503281A (en)
KR (1) KR20010013416A (en)
CN (1) CN1265690A (en)
AU (1) AU8039498A (en)
NL (1) NL1007333C1 (en)
WO (1) WO1998055540A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518736C2 (en) 1999-08-30 2002-11-12 Sca Hygiene Prod Ab Absorbent, open-celled foam material with good liquid storage capacity and absorbent structure in an absorbent article
SE514898C2 (en) 1999-08-30 2001-05-14 Sca Hygiene Prod Ab Absorbent structure comprising a compressed regenerated cellulose foam material, method for its preparation, and absorbent articles such as a diaper comprising the structure
DE10220038A1 (en) 2002-05-04 2003-11-20 Membrana Gmbh Process for producing foamed polymer moldings and foamed polymer moldings
JP4170106B2 (en) 2003-02-04 2008-10-22 花王株式会社 Porous particles and cosmetics
JP4606806B2 (en) * 2004-08-03 2011-01-05 住友精化株式会社 Method for producing polyolefin resin particles
CN102498160B (en) 2009-09-04 2013-11-27 住友精化株式会社 Polyolefin-based composite resin spherical particles, coating composition and coated object
GB201012273D0 (en) 2010-07-22 2010-09-08 Ineos Mfg Belguim Nv Polymer compositon
KR20150143157A (en) * 2014-06-13 2015-12-23 주식회사 엘지화학 manufacturing method of polymer particle
JP6892737B2 (en) * 2016-02-16 2021-06-23 旭化成株式会社 Polyethylene powder and its manufacturing method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3308073A (en) * 1962-04-09 1967-03-07 Phillips Petroleum Co Porous polyolefin objects
US4673695A (en) * 1985-10-08 1987-06-16 The United States Of America As Represented By The United States Department Of Energy Low density microcellular foams
SE464816B (en) * 1985-10-15 1991-06-17 Nilsson Kjell MACROPOROUS PARTICLES, PROCEDURES FOR ITS PREPARATION AND ITS APPLICATION
US4726989A (en) * 1986-12-11 1988-02-23 Minnesota Mining And Manufacturing Microporous materials incorporating a nucleating agent and methods for making same
GB2226320A (en) * 1988-12-23 1990-06-27 Ici Plc Non-attritive method for making polyethylene particles
BR9611930A (en) * 1995-12-06 1999-03-02 Dsm Nv Process for preparing porous polyolefin particles

Also Published As

Publication number Publication date
EP0986602A1 (en) 2000-03-22
WO1998055540A1 (en) 1998-12-10
NL1007333C1 (en) 1999-04-27
KR20010013416A (en) 2001-02-26
JP2002503281A (en) 2002-01-29
CN1265690A (en) 2000-09-06

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase