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BR8706841A - Processo para preparacao de microesferas e processo para preparacao de microcapsulas - Google Patents

Processo para preparacao de microesferas e processo para preparacao de microcapsulas

Info

Publication number
BR8706841A
BR8706841A BR8706841A BR8706841A BR8706841A BR 8706841 A BR8706841 A BR 8706841A BR 8706841 A BR8706841 A BR 8706841A BR 8706841 A BR8706841 A BR 8706841A BR 8706841 A BR8706841 A BR 8706841A
Authority
BR
Brazil
Prior art keywords
preparation
microcapsules
microspheres
Prior art date
Application number
BR8706841A
Other languages
English (en)
Inventor
Peter Yin Kwai Lo
Maris Jazeps Ziemelis
Original Assignee
Dow Corning
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 Dow Corning filed Critical Dow Corning
Publication of BR8706841A publication Critical patent/BR8706841A/pt

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241Containing particulates characterized by their shape and/or structure
    • A61K8/025Explicitly spheroidal or spherical shape
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/11Encapsulated compositions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/14Polymerisation; cross-linking
    • B01J13/18In situ polymerisation with all reactants being present in the same phase
    • B01J13/185In situ polymerisation with all reactants being present in the same phase in an organic phase
    • 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
    • C08J3/28Treatment by wave energy or particle radiation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41Particular ingredients further characterized by their size
    • A61K2800/412Microsized, i.e. having sizes between 0.1 and 100 microns
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/56Compounds, absorbed onto or entrapped into a solid carrier, e.g. encapsulated perfumes, inclusion compounds, sustained release forms
    • 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
    • C08J2383/00Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
    • C08J2383/04Polysiloxanes

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Dermatology (AREA)
  • Silicon Polymers (AREA)
  • Medicinal Preparation (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Cosmetics (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Fats And Perfumes (AREA)
BR8706841A 1986-12-17 1987-12-16 Processo para preparacao de microesferas e processo para preparacao de microcapsulas BR8706841A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94274286A 1986-12-17 1986-12-17

Publications (1)

Publication Number Publication Date
BR8706841A true BR8706841A (pt) 1988-07-26

Family

ID=25478529

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8706841A BR8706841A (pt) 1986-12-17 1987-12-16 Processo para preparacao de microesferas e processo para preparacao de microcapsulas

Country Status (5)

Country Link
EP (1) EP0271979A1 (pt)
JP (1) JPS63258639A (pt)
AU (1) AU598615B2 (pt)
BR (1) BR8706841A (pt)
CA (1) CA1301109C (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2566386B2 (ja) * 1987-02-26 1996-12-25 亨 山本 消臭性組成物
JP2665941B2 (ja) * 1988-06-29 1997-10-22 東レ・ダウコーニング・シリコーン株式会社 ヒドロシリル化反応用白金系触媒含有粒状物
US5066699A (en) * 1990-08-31 1991-11-19 Dow Corning Corporation Storage stable heat curable organosiloxane compositions containing a microencapsulated catalyst and method for preparing said catalyst
US5571531A (en) * 1994-05-18 1996-11-05 Mcmaster University Microparticle delivery system with a functionalized silicone bonded to the matrix
RU2093865C1 (ru) * 1996-09-13 1997-10-20 Йелстаун Корпорейшн Н.В. Способ изготовления полимерных шариков
ES2216360T3 (es) 1998-02-06 2004-10-16 Seiwa Kasei Co., Ltd. Microcapsula con pared particular y su procedimiento de fabricacion.
US8246869B2 (en) 2005-10-28 2012-08-21 Solarbre, Inc. Photo-responsive microencapsulation materials, compositions and methods of use thereof
CN115135407B (zh) * 2020-03-27 2024-12-20 富士胶囊股份有限公司 以水溶性组合物为内包物的两层无缝胶囊

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370160A (en) * 1978-06-27 1983-01-25 Dow Corning Corporation Process for preparing silicone microparticles

Also Published As

Publication number Publication date
JPH0570496B2 (pt) 1993-10-05
AU8259287A (en) 1988-06-23
JPS63258639A (ja) 1988-10-26
AU598615B2 (en) 1990-06-28
EP0271979A1 (en) 1988-06-22
CA1301109C (en) 1992-05-19

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