ATE209228T1 - Umwandlung von pulverförmigen polymeren - Google Patents
Umwandlung von pulverförmigen polymerenInfo
- Publication number
- ATE209228T1 ATE209228T1 AT93911937T AT93911937T ATE209228T1 AT E209228 T1 ATE209228 T1 AT E209228T1 AT 93911937 T AT93911937 T AT 93911937T AT 93911937 T AT93911937 T AT 93911937T AT E209228 T1 ATE209228 T1 AT E209228T1
- Authority
- AT
- Austria
- Prior art keywords
- polymer
- conversion
- pelletized
- liquid medium
- salt
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title abstract 7
- 238000006243 chemical reaction Methods 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 abstract 3
- 239000002253 acid Chemical class 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 1
- 229920002125 Sokalan® Polymers 0.000 abstract 1
- 229960001631 carbomer Drugs 0.000 abstract 1
- 239000002537 cosmetic Substances 0.000 abstract 1
- 239000003599 detergent Substances 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 230000000116 mitigating effect Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 229920000058 polyacrylate Polymers 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/2027—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/0241—Containing particulates characterized by their shape and/or structure
- A61K8/0254—Platelets; Flakes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- A61K8/8141—Compositions 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
- A61K8/8147—Homopolymers or copolymers of acids; Metal or ammonium salts thereof, e.g. crotonic acid, (meth)acrylic acid; Compositions of derivatives of such polymers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1635—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING 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
- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0058—Liquid or visquous
- B29K2105/0061—Gel or sol
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Birds (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dermatology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Graft Or Block Polymers (AREA)
- Cosmetics (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB929210034A GB9210034D0 (en) | 1992-05-09 | 1992-05-09 | Improvements in acid thickeners |
| GB929219639A GB9219639D0 (en) | 1992-09-16 | 1992-09-16 | Improvements in acid thickeners |
| PCT/GB1993/000965 WO1993023457A1 (en) | 1992-05-09 | 1993-05-10 | Conversion of powdered polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE209228T1 true ATE209228T1 (de) | 2001-12-15 |
Family
ID=26300854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT93911937T ATE209228T1 (de) | 1992-05-09 | 1993-05-10 | Umwandlung von pulverförmigen polymeren |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US5858406A (de) |
| EP (1) | EP0643737B1 (de) |
| AT (1) | ATE209228T1 (de) |
| AU (1) | AU5172893A (de) |
| DE (1) | DE69331192D1 (de) |
| WO (1) | WO1993023457A1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19600324A1 (de) | 1996-01-08 | 1997-07-10 | Basf Ag | Granulate für kosmetische und pharmazeutische Zubereitungen |
| US6492488B1 (en) * | 1998-08-02 | 2002-12-10 | Pmd Holdings Corp. | Controlled release polyacrylic acid granules and a process for preparing the same |
| US6623756B1 (en) * | 2000-04-27 | 2003-09-23 | Noveon Ip Holdings Corp. | Directly compressed solid dosage articles |
| WO2002048276A1 (de) * | 2000-12-13 | 2002-06-20 | Henkel Kommanditgesellschaft Auf Aktien | Bindemittelagglomerat, verfahren zu dessen herstellung und dessen verwendung |
| US7976872B2 (en) * | 2006-07-24 | 2011-07-12 | L. Perrigo Company | Method for distributing a pharmaceutically active compound in an excipient |
| GB0704709D0 (en) * | 2007-03-12 | 2007-04-18 | Croda Singapore P L | Dispersion, gel and emulsification system |
| US8343524B2 (en) * | 2008-07-31 | 2013-01-01 | Clarke Mosquito Control Products, Inc. | Extended release tablet and method for making and using same |
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4083793A (en) * | 1973-05-23 | 1978-04-11 | Henkel Kommanditgesellschaft Auf Aktien | Washing compositions containing aluminosilicates and nonionics and method of washing textiles |
| US4386120A (en) * | 1980-01-07 | 1983-05-31 | Nippon Kayaku Kabushiki Kaisha | Process for producing polyacrylic acid salt granules easily soluble in water |
| US4666705A (en) * | 1985-06-03 | 1987-05-19 | E. R. Squibb & Sons, Inc. | Controlled release formulation |
| US4826880B1 (en) * | 1987-09-21 | 2000-04-25 | Johnson & Johnson Inc | Immobilizing particulate absorbents by conversion to hydrates |
| WO1991017200A1 (en) * | 1990-04-27 | 1991-11-14 | Nippon Shokubai Co., Ltd. | Method and apparatus for continuous granulation of high water absorbing resin powder |
| GB9114095D0 (en) * | 1991-06-29 | 1991-08-14 | Allstate Limited | Improvements in water-soluble polymers |
-
1993
- 1993-05-10 US US08/335,786 patent/US5858406A/en not_active Expired - Lifetime
- 1993-05-10 WO PCT/GB1993/000965 patent/WO1993023457A1/en not_active Ceased
- 1993-05-10 EP EP93911937A patent/EP0643737B1/de not_active Expired - Lifetime
- 1993-05-10 AU AU51728/93A patent/AU5172893A/en not_active Abandoned
- 1993-05-10 AT AT93911937T patent/ATE209228T1/de not_active IP Right Cessation
- 1993-05-10 DE DE69331192T patent/DE69331192D1/de not_active Expired - Lifetime
-
1999
- 1999-01-08 US US09/226,945 patent/US6344216B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US6344216B1 (en) | 2002-02-05 |
| US5858406A (en) | 1999-01-12 |
| DE69331192D1 (de) | 2002-01-03 |
| WO1993023457A1 (en) | 1993-11-25 |
| EP0643737A1 (de) | 1995-03-22 |
| AU5172893A (en) | 1993-12-13 |
| EP0643737B1 (de) | 2001-11-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |