IT1083154B - Procedimento per produrre microcapsule e prodotto ottenuto - Google Patents

Procedimento per produrre microcapsule e prodotto ottenuto

Info

Publication number
IT1083154B
IT1083154B IT49195/77A IT4919577A IT1083154B IT 1083154 B IT1083154 B IT 1083154B IT 49195/77 A IT49195/77 A IT 49195/77A IT 4919577 A IT4919577 A IT 4919577A IT 1083154 B IT1083154 B IT 1083154B
Authority
IT
Italy
Prior art keywords
procedure
product obtained
producing micro
micro capsules
capsules
Prior art date
Application number
IT49195/77A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1083154B publication Critical patent/IT1083154B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/14—Polymerisation; cross-linking
    • B01J13/16—Interfacial polymerisation
    • 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.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]
    • 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.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]
    • Y10T428/2985—Solid-walled microcapsule from synthetic polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT49195/77A 1976-05-03 1977-04-29 Procedimento per produrre microcapsule e prodotto ottenuto IT1083154B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762619524 DE2619524A1 (de) 1976-05-03 1976-05-03 Verfahren zur herstellung von mikrokapseln

Publications (1)

Publication Number Publication Date
IT1083154B true IT1083154B (it) 1985-05-21

Family

ID=5976952

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49195/77A IT1083154B (it) 1976-05-03 1977-04-29 Procedimento per produrre microcapsule e prodotto ottenuto

Country Status (11)

Country Link
US (1) US4119565A (it)
JP (1) JPS52133882A (it)
BE (1) BE854199A (it)
CA (1) CA1099597A (it)
CH (1) CH628824A5 (it)
DE (1) DE2619524A1 (it)
FR (1) FR2350137A1 (it)
GB (1) GB1545018A (it)
IT (1) IT1083154B (it)
NL (1) NL7704327A (it)
SE (1) SE7705064L (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2617747C2 (de) * 1976-04-23 1982-07-01 Bayer Ag, 5090 Leverkusen Reaktionsdurchschreibepapiere
US4223070A (en) * 1978-05-04 1980-09-16 Stauffer Chemical Company Impregnated porous granules with slow release pore membranes and process therefor
US4237252A (en) * 1979-06-28 1980-12-02 Minnesota Mining And Manufacturing Company Heat activatable one-part liquid resin systems
DE3230757A1 (de) * 1982-08-18 1984-02-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von stabilisierten polyisocyanaten, stabilisierte polyisocyanate retardierter reaktivitaet und ihre verwendung zur polyurethanherstellung
DE3710607A1 (de) * 1987-03-31 1988-10-20 Bayer Ag Mikroschaumperlen und verfahren zu ihrer herstellung
US5225118A (en) * 1990-08-15 1993-07-06 Boise Cascade Corporation Process for manufacturing polyurea microcapsules and product therefrom
JP3306131B2 (ja) * 1992-11-05 2002-07-24 富士写真フイルム株式会社 マイクロカプセルの製造方法
AU7136000A (en) 1999-07-19 2001-02-05 Avantgarb, Llc Nanoparticle-based permanent treatments for textiles
DE102004048775A1 (de) * 2004-10-07 2006-04-13 Degussa Ag Hoch reaktive uretdiongruppenhaltige Polyurethanzusammensetzungen
JP2010513628A (ja) * 2006-12-22 2010-04-30 ビーエーエスエフ ソシエタス・ヨーロピア カルボジイミド基を有する化合物を含有するマイクロカプセル
DE102007046860A1 (de) * 2007-09-28 2009-04-09 Evonik Goldschmidt Gmbh Aminkatalysatoren geeignet zur Herstellung emissionsarmer, rekatalysestabiler Polyurethanweichschaumstoffe
EP2254694A1 (de) * 2008-03-11 2010-12-01 Basf Se Mikokapseln mit wänden aus acylharnstoff
CN103819497A (zh) * 2013-05-24 2014-05-28 江阴斯泰姆生物医药有限公司 2,2,4-三甲基-2-硅杂吗啡啉的合成方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2853473A (en) * 1956-08-27 1958-09-23 Du Pont Production of carbodiimides
DE1092007B (de) * 1959-07-29 1960-11-03 Bayer Ag Verfahren zur Herstellung von ein Carbodiimid-Isocyanat-Addukt enthaltenden Polyisocyanaten
US3432327A (en) * 1964-03-13 1969-03-11 Pilot Pen Co Ltd Pressure sensitive copying sheet and the production thereof
GB1200432A (en) * 1968-01-25 1970-07-29 Bayer Ag Process for the preparation of polyisocyanates which contain a carbodiimideisocyanate adduct
IE35170B1 (en) * 1970-04-28 1975-11-26 Fuji Photo Film Co Ltd Process for the production of oily liquid-containing microcapsules
US3677787A (en) * 1970-10-21 1972-07-18 Us Navy Method of rehardening encapsulating compositions
DE2311712B2 (de) * 1973-03-09 1978-08-10 Bayer Ag, 5090 Leverkusen Verfahren zur Hersteilung von Mikrokapseln
MX146606A (es) * 1975-05-10 1982-07-15 Bayer Ag Procedimiento mejorado para preparar la cubierta de una microcapsula

Also Published As

Publication number Publication date
FR2350137B1 (it) 1982-02-26
BE854199A (fr) 1977-11-03
JPS52133882A (en) 1977-11-09
CH628824A5 (de) 1982-03-31
US4119565A (en) 1978-10-10
DE2619524A1 (de) 1977-11-24
GB1545018A (en) 1979-05-02
SE7705064L (sv) 1977-11-04
FR2350137A1 (fr) 1977-12-02
CA1099597A (en) 1981-04-21
NL7704327A (nl) 1977-11-07

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