GB1389238A - Process for encapsulating or coating finely divided materials by spray-drying-induced polymerisation - Google Patents

Process for encapsulating or coating finely divided materials by spray-drying-induced polymerisation

Info

Publication number
GB1389238A
GB1389238A GB3258272A GB3258272A GB1389238A GB 1389238 A GB1389238 A GB 1389238A GB 3258272 A GB3258272 A GB 3258272A GB 3258272 A GB3258272 A GB 3258272A GB 1389238 A GB1389238 A GB 1389238A
Authority
GB
United Kingdom
Prior art keywords
encapsulated
liquid
precondensates
surface active
encapsulating
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
Application number
GB3258272A
Other languages
English (en)
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of GB1389238A publication Critical patent/GB1389238A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J13/18—In situ polymerisation with all reactants being present in the same phase

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
GB3258272A 1971-07-16 1972-07-12 Process for encapsulating or coating finely divided materials by spray-drying-induced polymerisation Expired GB1389238A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1047971A CH558676A (de) 1971-07-16 1971-07-16 Verfahren zur einkapselung von in einer fluessigkeit fein verteilten substanzen nach dem spruehtrocknungsverfahren.

Publications (1)

Publication Number Publication Date
GB1389238A true GB1389238A (en) 1975-04-03

Family

ID=4363671

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3258272A Expired GB1389238A (en) 1971-07-16 1972-07-12 Process for encapsulating or coating finely divided materials by spray-drying-induced polymerisation

Country Status (13)

Country Link
AR (1) AR194375A1 (de)
AT (1) AT335977B (de)
BE (1) BE786307A (de)
BR (1) BR7204673D0 (de)
CA (1) CA985102A (de)
CH (1) CH558676A (de)
DE (1) DE2233428A1 (de)
FR (1) FR2146255B1 (de)
GB (1) GB1389238A (de)
IL (1) IL39863A (de)
IT (1) IT961417B (de)
NL (1) NL7209800A (de)
ZA (1) ZA724624B (de)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464434A (en) * 1978-03-13 1984-08-07 Celanese Corporation Microencapsulated alkaloidal material and method of producing same
GB2133983A (en) * 1983-01-25 1984-08-08 Lafon Labor Method for preparing galenic formulations particularly for pharmaceutical, dietary, cosmetic and diagnostic uses
EP0120504A1 (de) * 1983-03-28 1984-10-03 Kanzaki Paper Manufacturing Company Limited Verfahren zur Herstellung von Mikrokapseln
DE3545803A1 (de) * 1984-12-24 1986-07-31 Papierfabrik August Koehler AG, 7602 Oberkirch Verfahren zur mikroverkapselung von oelen mit darin geloesten farbreaktionspartnern, danach hergestellte mikrokapseln und deren verwendung in farbreaktionsaufzeichnungssystemen
AU597518B2 (en) * 1987-12-21 1990-05-31 Papierfabrik August Koehler Ag Process for the production of microcapsules, the microcapsules obtainable according to it and the use thereof
WO2002030556A1 (de) * 2000-10-09 2002-04-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mit einem aminoplast mikroverkapselte feststoffe und verfahren zu deren herstellung
WO2013150085A1 (de) * 2012-04-05 2013-10-10 Basf Se Poröse partikel enthaltend aminoplast

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2713198A1 (de) * 1977-03-25 1978-10-05 Bayer Ag Stabile polymergele
DE4020740A1 (de) * 1990-05-29 1991-12-05 Merck Patent Gmbh Verfahren zur herstellung mikroverkapselter fluessigkristalle
DE10314466A1 (de) * 2003-03-28 2004-10-14 Basf Ag Verfahren zur Herstellung von kondensierten Harzen in Pulverform
DK1867668T3 (da) 2006-06-13 2012-10-15 Basf Se Spraykondenseringsfremgangsmåde til fremstilling af harpiks
EP3838392A1 (de) 2019-12-17 2021-06-23 Covestro Deutschland AG Verfahren und vorrichtung zur herstellung thermoplastischer polymere in einem sprühreaktor
CN114395330A (zh) * 2021-12-01 2022-04-26 河北三棵树涂料有限公司 一种高湿附着的液体花岗岩涂料制备方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464434A (en) * 1978-03-13 1984-08-07 Celanese Corporation Microencapsulated alkaloidal material and method of producing same
GB2133983A (en) * 1983-01-25 1984-08-08 Lafon Labor Method for preparing galenic formulations particularly for pharmaceutical, dietary, cosmetic and diagnostic uses
EP0120504A1 (de) * 1983-03-28 1984-10-03 Kanzaki Paper Manufacturing Company Limited Verfahren zur Herstellung von Mikrokapseln
DE3545803A1 (de) * 1984-12-24 1986-07-31 Papierfabrik August Koehler AG, 7602 Oberkirch Verfahren zur mikroverkapselung von oelen mit darin geloesten farbreaktionspartnern, danach hergestellte mikrokapseln und deren verwendung in farbreaktionsaufzeichnungssystemen
AU597518B2 (en) * 1987-12-21 1990-05-31 Papierfabrik August Koehler Ag Process for the production of microcapsules, the microcapsules obtainable according to it and the use thereof
US5011634A (en) * 1987-12-21 1991-04-30 Papierfabrik August Koehler Ag Microcapsules and microcapsule production process
WO2002030556A1 (de) * 2000-10-09 2002-04-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mit einem aminoplast mikroverkapselte feststoffe und verfahren zu deren herstellung
WO2013150085A1 (de) * 2012-04-05 2013-10-10 Basf Se Poröse partikel enthaltend aminoplast

Also Published As

Publication number Publication date
ATA609572A (de) 1976-08-15
NL7209800A (de) 1973-01-18
IL39863A (en) 1975-02-10
ZA724624B (en) 1973-04-25
FR2146255B1 (de) 1978-03-03
BR7204673D0 (pt) 1973-06-14
CA985102A (en) 1976-03-09
CH558676A (de) 1975-02-14
FR2146255A1 (de) 1973-03-02
AR194375A1 (es) 1973-07-13
IL39863A0 (en) 1972-09-28
IT961417B (it) 1973-12-10
DE2233428A1 (de) 1973-01-25
BE786307A (fr) 1973-01-15
AT335977B (de) 1977-04-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees