IN2014DN10076A - - Google Patents

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Publication number
IN2014DN10076A
IN2014DN10076A IN10076DEN2014A IN2014DN10076A IN 2014DN10076 A IN2014DN10076 A IN 2014DN10076A IN 10076DEN2014 A IN10076DEN2014 A IN 10076DEN2014A IN 2014DN10076 A IN2014DN10076 A IN 2014DN10076A
Authority
IN
India
Prior art keywords
less
particle size
polymerization
over
specific volume
Prior art date
Application number
Inventor
Kazuhiro Obae
Masayuki Kakizawa
Mitsuo Yamashita
Shinji Matsui
Original Assignee
Asahi Kasei Chemicals Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=49673435&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014DN10076(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Asahi Kasei Chemicals Corp filed Critical Asahi Kasei Chemicals Corp
Publication of IN2014DN10076A publication Critical patent/IN2014DN10076A/en

Links

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
    • A61K9/14—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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • 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
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A61K47/38—Cellulose; Derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/16—Evaporating by spraying
    • B01D1/18—Evaporating by spraying to obtain dry solids
    • 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
    • C08J3/122—Pulverisation by spraying
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • 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
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • 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
    • A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/04—Oxycellulose; Hydrocellulose
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Molecular Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Medicinal Preparation (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

This cellulose powder has: an average degree of polymerization of 100 to 350; a weight average particle size of over 30 µm but less than 250 µm; an apparent specific volume of 2 to less than 15 cm/g; and a particle size distribution sharpness of 1.5 to 2.9.
IN10076DEN2014 2012-05-31 2013-05-30 IN2014DN10076A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012124494 2012-05-31
PCT/JP2013/065113 WO2013180248A1 (en) 2012-05-31 2013-05-30 Cellulose powder

Publications (1)

Publication Number Publication Date
IN2014DN10076A true IN2014DN10076A (en) 2015-08-21

Family

ID=49673435

Family Applications (1)

Application Number Title Priority Date Filing Date
IN10076DEN2014 IN2014DN10076A (en) 2012-05-31 2013-05-30

Country Status (4)

Country Link
US (1) US9592199B2 (en)
JP (4) JP6104905B2 (en)
IN (1) IN2014DN10076A (en)
WO (1) WO2013180248A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013180246A1 (en) * 2012-05-31 2013-12-05 旭化成ケミカルズ株式会社 Cellulose powder
JP2015218322A (en) * 2014-05-21 2015-12-07 旭化成ケミカルズ株式会社 Fine starch particles and method for producing the same
JP6496084B2 (en) * 2016-06-16 2019-04-03 東和薬品株式会社 Orally disintegrating tablets
US10287366B2 (en) 2017-02-15 2019-05-14 Cp Kelco Aps Methods of producing activated pectin-containing biomass compositions
JP7235193B2 (en) * 2017-04-26 2023-03-08 大正製薬株式会社 solid composition
CN107955386A (en) * 2017-12-08 2018-04-24 贵州大学 A kind of environmentally protective composite plate
KR102673223B1 (en) 2018-10-31 2024-06-07 (주)아모레퍼시픽 Granular Composition Comprising Dietary Fiber from Green Tea and Method for Preparing the Same
KR102633916B1 (en) 2018-10-31 2024-02-06 (주)아모레퍼시픽 Granular Composition Comprising Dietary Fiber from Green Tea and Method for Preparing the Same
BR112021011263A2 (en) * 2018-12-27 2021-08-31 Asahi Kasei Kabushiki Kaisha CELLULOSE POWDER, USE OF IT, AND TABLETS
JP6884920B2 (en) * 2019-04-02 2021-06-09 旭化成株式会社 How to improve the storage stability of tablets
WO2021090422A1 (en) 2019-11-07 2021-05-14 旭化成株式会社 Cellulose composition and tablet
TWI723621B (en) * 2019-11-07 2021-04-01 日商旭化成股份有限公司 Cellulose composition, lozenge and orally disintegrating tablet
EP4056638A4 (en) 2019-11-07 2022-11-30 Asahi Kasei Kabushiki Kaisha Cellulose composition, tablet, and orally disintegrating tablet
JP2021095470A (en) * 2019-12-16 2021-06-24 王子ホールディングス株式会社 Powdery cellulose
WO2024202688A1 (en) * 2023-03-29 2024-10-03 日本製紙株式会社 Anion-modified cellulose nanofiber-containing powder
CN119731246A (en) * 2023-03-29 2025-03-28 日本制纸株式会社 Powder containing anionically modified cellulose nanofibers
JP7411852B1 (en) * 2023-03-29 2024-01-11 日本製紙株式会社 Anion-modified cellulose nanofiber-containing powder
CN120513271A (en) 2023-03-31 2025-08-19 旭化成株式会社 Cellulose powder and molded article
WO2025121315A1 (en) * 2023-12-06 2025-06-12 旭化成株式会社 Cellulose powder and molded body

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU508480B2 (en) 1977-04-13 1980-03-20 Asahi Kasei Kogyo Kabushiki Kaisha Microcrystalline cellulose excipient and pharmaceutical composition containing thesame
JPS53127553A (en) 1977-04-13 1978-11-07 Asahi Chem Ind Co Ltd Vehicle
JPS5420126A (en) 1977-07-12 1979-02-15 Asahi Chem Ind Co Ltd Pharmaceutical composition
JPS5638128A (en) * 1979-09-07 1981-04-13 Nippon Kokan Kk <Nkk> Apparatus for treating molten slag
JPS57212231A (en) 1981-06-24 1982-12-27 Asahi Chem Ind Co Ltd Preparation of cellulose powder having particular shape
JP3534130B2 (en) * 1994-03-01 2004-06-07 旭化成ケミカルズ株式会社 Pharmaceutical composition
JP2001347153A (en) * 2000-06-12 2001-12-18 Asahi Kasei Corp Tablet manufacturing method
KR100496749B1 (en) 2000-07-05 2005-06-22 아사히 가세이 가부시키가이샤 Cellulose powder
WO2004006945A1 (en) 2002-07-12 2004-01-22 Tsumura & Co. Tablet composition containing chinese orthodox medicine extract and process for producing the same
CA2527686C (en) 2003-05-30 2009-11-03 Asahi Kasei Chemicals Corporation Cellulose powder
JP2005232260A (en) * 2004-02-18 2005-09-02 Asahi Kasei Chemicals Corp Cellulose inorganic compound porous composite particles
CN101203553B (en) 2005-04-22 2011-05-18 旭化成化学株式会社 Porous cellulose aggregate and molding composition thereof
WO2009157564A1 (en) * 2008-06-26 2009-12-30 旭化成ケミカルズ株式会社 Cellulose composition
JP5759113B2 (en) 2010-06-16 2015-08-05 旭化成ケミカルズ株式会社 Extract powder combination tablets
CN102958980B (en) 2010-06-29 2015-05-27 旭化成化学株式会社 Composite particles containing cellulose and inorganic compounds

Also Published As

Publication number Publication date
JP6104905B2 (en) 2017-03-29
WO2013180248A1 (en) 2013-12-05
JP2019049012A (en) 2019-03-28
JP2018016818A (en) 2018-02-01
JP6462827B2 (en) 2019-01-30
JPWO2013180248A1 (en) 2016-01-21
JP6743119B2 (en) 2020-08-19
US9592199B2 (en) 2017-03-14
JP6273052B2 (en) 2018-01-31
US20150150804A1 (en) 2015-06-04
JP2017061577A (en) 2017-03-30

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