DE69334271D1 - Umwandlung von pulverförmigen Polymeren - Google Patents

Umwandlung von pulverförmigen Polymeren

Info

Publication number
DE69334271D1
DE69334271D1 DE69334271T DE69334271T DE69334271D1 DE 69334271 D1 DE69334271 D1 DE 69334271D1 DE 69334271 T DE69334271 T DE 69334271T DE 69334271 T DE69334271 T DE 69334271T DE 69334271 D1 DE69334271 D1 DE 69334271D1
Authority
DE
Germany
Prior art keywords
polymer
liquid
pelletized
converted
subsequent use
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
DE69334271T
Other languages
English (en)
Inventor
Gordon Stead
Peter Minister
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.)
SURFACHEM GROUP Ltd
Original Assignee
SURFACHEM GROUP Ltd
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 SURFACHEM GROUP Ltd filed Critical SURFACHEM GROUP Ltd
Application granted granted Critical
Publication of DE69334271D1 publication Critical patent/DE69334271D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8147Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/14Details or accessories
    • B07B13/16Feed or discharge arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/04Making granules by dividing preformed material in the form of plates or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/08Making granules by agglomerating smaller particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/16Auxiliary treatment of granules
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/12Powdering or granulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2033/00Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0058Liquid or visquous
    • B29K2105/0061Gel or sol
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/02Homopolymers or copolymers of acids; Metal or ammonium salts thereof

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Polymers & Plastics (AREA)
  • Birds (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Organic Chemistry (AREA)
  • Dermatology (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cosmetics (AREA)
  • Detergent Compositions (AREA)
  • Graft Or Block Polymers (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69334271T 1992-05-09 1993-05-10 Umwandlung von pulverförmigen Polymeren Expired - Lifetime DE69334271D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929210034A GB9210034D0 (en) 1992-05-09 1992-05-09 Improvements in acid thickeners

Publications (1)

Publication Number Publication Date
DE69334271D1 true DE69334271D1 (de) 2009-04-30

Family

ID=10715255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69334271T Expired - Lifetime DE69334271D1 (de) 1992-05-09 1993-05-10 Umwandlung von pulverförmigen Polymeren

Country Status (4)

Country Link
EP (1) EP1123945B1 (de)
AT (1) ATE426002T1 (de)
DE (1) DE69334271D1 (de)
GB (1) GB9210034D0 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3215334B1 (de) 2014-11-07 2019-07-03 SABIC Global Technologies B.V. Verfahren zur herstellung eines verdichteten polymerpulvers enthaltend ein mittels grenzflächenverfahren erhaltenes polycarbonat
WO2017077446A1 (en) * 2015-11-05 2017-05-11 Sabic Global Technologies B.V. Process for manufacturing a polymer composition comprising a densified polymer and a conversion material
CN114904007B (zh) * 2022-04-24 2024-04-05 南京紫鸿生物科技有限公司 一种提高卡波姆的堆积密度的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57187306A (en) * 1981-05-15 1982-11-18 Sumitomo Chem Co Ltd Production of highly water-absorbing polymer material having high water absorption rate
US4666705A (en) * 1985-06-03 1987-05-19 E. R. Squibb & Sons, Inc. Controlled release formulation
GB8723896D0 (en) * 1987-10-12 1987-11-18 Aps Research Ltd Controlled-release formulation
EP0480031B1 (de) * 1990-04-27 1995-09-20 Nippon Shokubai Co., Ltd. Verfahren und vorrichtung zur kontinuierlichen granulation von stark wasser-absorbierendem harzpulver
US5350799A (en) * 1990-05-31 1994-09-27 Hoechst Celanese Corporation Process for the conversion of fine superabsorbent polymer particles into larger particles
WO1993017066A1 (en) * 1992-02-20 1993-09-02 Allied Colloids Limited Absorbent polymers and their production

Also Published As

Publication number Publication date
GB9210034D0 (en) 1992-06-24
EP1123945A3 (de) 2001-09-05
EP1123945B1 (de) 2009-03-18
ATE426002T1 (de) 2009-04-15
EP1123945A2 (de) 2001-08-16

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