ES2062840T3 - Procedimiento para la microencapsulacion de sustancias no termoplasticas, emulsionables en agua. - Google Patents

Procedimiento para la microencapsulacion de sustancias no termoplasticas, emulsionables en agua.

Info

Publication number
ES2062840T3
ES2062840T3 ES92104410T ES92104410T ES2062840T3 ES 2062840 T3 ES2062840 T3 ES 2062840T3 ES 92104410 T ES92104410 T ES 92104410T ES 92104410 T ES92104410 T ES 92104410T ES 2062840 T3 ES2062840 T3 ES 2062840T3
Authority
ES
Spain
Prior art keywords
water
emulsible
procedure
substances
floculation
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 - Lifetime
Application number
ES92104410T
Other languages
English (en)
Inventor
Herbert Dr Eck
Heinrich Hopf
Gerald Dr Fleischmann
Ernst Innertsberger
Jakob Schmidlkofer
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.)
Wacker Chemie AG
Original Assignee
Wacker Chemie 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
Priority claimed from DE4108286A external-priority patent/DE4108286A1/de
Priority claimed from DE4131939A external-priority patent/DE4131939A1/de
Application filed by Wacker Chemie AG filed Critical Wacker Chemie AG
Application granted granted Critical
Publication of ES2062840T3 publication Critical patent/ES2062840T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B01J13/04—Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • B01J13/043—Drying and spraying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Paints Or Removers (AREA)
  • Medicinal Preparation (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Cosmetics (AREA)

Abstract

PROCEDIMIENTO PARA EL MICROENCAPSULADO DE SUSTANCIAS EMULSIONABLES EN AGUA Y NO TERMOPLASTICAS. EL OBJETO DE LA INVENCION CONCIERNE A UN PROCEDIMIENTO PARA LA ELABORACION DE COPOS O POLVOS MICROENCAPSULADOS POR MEDIO DEL SECADO DE MEZCLAS ACUOSAS QUE CONTIENEN: A) UNO O VARIOS COMPUESTOS EMULSIONABLES EN AGUA, NO TERMOPLASTICOS, QUE POSEEN UN PUNTO DE EBULLICION MAYOR QUE EL AGUA Y B) AL MENOS UN POLIMERO SOLUBLE EN AGUA QUE FORMA UNA LAMINA, EN LOS QUE EL PORCENTAJE DE LOS COMPONENTES ES DE A) COMO MAXIMO 95% EN PESO EN RELACION AL PESO EN SECO DE LOS COMPONENTES A) Y B), CARACTERIZADO PORQUE EL POLIMERO SOLUBLE EN AGUA, QUE FORMA LAMINAS, TIENE UN PUNTO DE FLOCULACION DE 20 A 98 (GRADOS) C, O EL PUNTO DE FLOCULACION, CON AYUDA DE SUSTANCIAS ADICIONALES, PUEDE AJUSTARSE ENTRE 20 A 98 (GRADOS) C Y EL SECADO REALIZARSE POR MEDIO DE SECADO EN CAPAS FINAS EN UN MARGEN DE TEMPERATURAS SUPERIOR AL PUNTO DE FLOCULACION.
ES92104410T 1991-03-14 1992-03-13 Procedimiento para la microencapsulacion de sustancias no termoplasticas, emulsionables en agua. Expired - Lifetime ES2062840T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4108286A DE4108286A1 (de) 1991-03-14 1991-03-14 Verfahren zur herstellung von mikroverkapselten, organopolysiloxan enthaltenden flocken oder pulvern
DE4131939A DE4131939A1 (de) 1991-09-25 1991-09-25 Verfahren zur mikroverkapselung von in wasser emulgierbaren, nicht thermoplastischen stoffen

Publications (1)

Publication Number Publication Date
ES2062840T3 true ES2062840T3 (es) 1994-12-16

Family

ID=25901860

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92104410T Expired - Lifetime ES2062840T3 (es) 1991-03-14 1992-03-13 Procedimiento para la microencapsulacion de sustancias no termoplasticas, emulsionables en agua.

Country Status (10)

Country Link
US (2) US5641535A (es)
EP (1) EP0508155B1 (es)
JP (1) JPH0671553B2 (es)
KR (1) KR950005749B1 (es)
AU (1) AU642813B2 (es)
BR (1) BR9200866A (es)
CA (1) CA2063011A1 (es)
DE (1) DE59200049D1 (es)
ES (1) ES2062840T3 (es)
MX (1) MX9201128A (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641535A (en) * 1991-03-14 1997-06-24 Wacker-Chemie Gmbh Process for the microencapsulation of water-emulsifiable non-thermoplastic substances
US5639710A (en) * 1994-07-06 1997-06-17 Zeneca Limited Solid microspheres for agriculturally active compounds and process for their production
DE19526759A1 (de) * 1995-07-21 1997-01-23 Wacker Chemie Gmbh Redispergierbare, vernetzbare Dispersionspulver
DE19542443C2 (de) * 1995-11-14 2002-10-24 Wacker Chemie Gmbh Verfahren zur Kunststoffvergütung von mineralischen Beschichtungsmittel- und Bindemittel-Zusammensetzungen
DE19543933A1 (de) * 1995-11-25 1997-05-28 Hoechst Ag Baustoffmischung
SK11732000A3 (sk) * 1998-02-03 2001-11-06 Zeneca Limited Vo vode dispergovateľné vločkovité kompozície
US6093656A (en) * 1998-02-26 2000-07-25 Vlsi Technology, Inc. Method of minimizing dishing during chemical mechanical polishing of semiconductor metals for making a semiconductor device
DE10003495C2 (de) * 2000-01-27 2003-04-03 Wacker Polymer Systems Gmbh Hydrophobierungsmittel zur Hydrophobierung von gipsgebundenen Baustoffen, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE10044635A1 (de) * 2000-09-08 2002-04-04 Henkel Kgaa Transparente Wirkstoffkapseln
JP4573998B2 (ja) * 2000-11-17 2010-11-04 株式会社日本触媒 ビニルピロリドン系重合体粉体の製造方法
US8511396B2 (en) * 2001-05-25 2013-08-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Flame suppression agent, system and uses
FR2867395B1 (fr) † 2004-03-15 2006-06-16 Rhodia Chimie Sa Emulsion sechee, son procede de preparation, et ses utilisations
DE102004057996A1 (de) * 2004-12-01 2006-06-08 Wacker Polymer Systems Gmbh & Co. Kg Hydrophobierendes Additiv
EP1767506A1 (de) * 2005-09-27 2007-03-28 Elotex AG In Wasser redispergierbares Pulver, Herstellverfahren und Verwendung
US8440265B2 (en) 2010-04-15 2013-05-14 Appleton Papers Inc. Water- and heat-resistant scratch-and-sniff coating
JP5745830B2 (ja) * 2010-12-06 2015-07-08 住友理工株式会社 固形天然ゴムの製造方法および製造装置
CA2939176A1 (en) 2014-02-21 2015-08-27 Basf Se Aqueous agroformulation comprising suspended pesticide, cellulose ether and thickener

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA639730A (en) * 1962-04-10 Dow Corning Corporation Antifoam agent
DE739630C (de) * 1937-07-07 1943-09-30 Ferdinand Sichel A G Verfahren zur Herstellung wasserloeslicher Celluloseaether in Pulverform
US2702276A (en) * 1951-04-10 1955-02-15 Du Pont Water-dispersible emulsions of polysiloxanes
JPS5022613B1 (es) * 1971-06-29 1975-08-01
DE2406625C3 (de) * 1973-02-27 1979-11-08 Zenyaku Kogyo K.K., Tokio Verfahren zum Überziehen von festen Teilchen mit einem im Verdauungstrakt löslichen Film und Vorrichtung zu seiner Durchführung
US3971852A (en) * 1973-06-12 1976-07-27 Polak's Frutal Works, Inc. Process of encapsulating an oil and product produced thereby
US4173492A (en) * 1976-03-19 1979-11-06 Pollard Edward T Method of preparing coated pigment particles and the product produced thereby
US4370160A (en) * 1978-06-27 1983-01-25 Dow Corning Corporation Process for preparing silicone microparticles
JPS5515681A (en) * 1978-07-21 1980-02-02 Kuraray Co Ltd Production of microcapsule
US4285983A (en) * 1979-05-02 1981-08-25 Norda, Incorporated Fixing volatile flavoring agent in starch hydrolysate
US4515769A (en) * 1981-12-01 1985-05-07 Borden, Inc. Encapsulated flavorant material, method for its preparation, and food and other compositions incorporating same
US4396604A (en) * 1982-05-17 1983-08-02 Norcliff Thayer, Inc. Simethicone antacid lozenge
KR920006865B1 (ko) * 1984-05-18 1992-08-21 워싱톤 유니버시티 테크놀러지 어소우시에이츠 인코오퍼레이티드 입자나 액적을 피복하는 방법과 장치
JPS62195323A (ja) * 1986-02-24 1987-08-28 Eisai Co Ltd 胃内滞留型粒子
US4954381A (en) * 1986-12-30 1990-09-04 The Research Foundation Of The State University Of New York Preparation of porous substrates having well defined morphology
US4923753A (en) * 1987-03-26 1990-05-08 The Dow Chemical Company Controlled-release compositions for acids
EP0284790B1 (fr) * 1987-03-26 1993-08-18 Firmenich Sa Composition comestible ou épice aromatisées
DE3734491A1 (de) * 1987-10-12 1989-04-20 Henkel Kgaa Verfahren zur herstellung eines als kleisterbasis geeigneten trockenproduktes
US4846889A (en) * 1988-02-02 1989-07-11 The Dow Chemical Company Polymeric blend useful in thin-bed mortar compositions comprising a water-soluble cellulose ether and a water-insoluble, but water-dispersible polymer
FR2643572A1 (fr) * 1988-12-22 1990-08-31 Rhone Poulenc Chimie Procede d'encapsulation de particules par pelliculage au moyen d'un copolymere silicone thermoplastique
US5061697A (en) * 1989-08-03 1991-10-29 The United States Of America As Represented By The Secretary Of Agriculture Adherent, autoencapsulating spray formulations of biocontrol agents
US5023159A (en) * 1989-10-10 1991-06-11 Xerox Corporation Encapsulated electrophotographic toner compositions
US5641535A (en) * 1991-03-14 1997-06-24 Wacker-Chemie Gmbh Process for the microencapsulation of water-emulsifiable non-thermoplastic substances

Also Published As

Publication number Publication date
CA2063011A1 (en) 1992-09-15
US5641535A (en) 1997-06-24
DE59200049D1 (de) 1994-03-03
AU1283692A (en) 1992-09-17
JPH0596151A (ja) 1993-04-20
KR950005749B1 (ko) 1995-05-30
EP0508155A1 (de) 1992-10-14
KR920017707A (ko) 1992-10-21
BR9200866A (pt) 1992-11-17
JPH0671553B2 (ja) 1994-09-14
AU642813B2 (en) 1993-10-28
US5863862A (en) 1999-01-26
EP0508155B1 (de) 1994-01-19
MX9201128A (es) 1992-10-01

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