FR2372656A1 - Microencapsulation avec des polyisocyanates aliphatiques modifies - Google Patents
Microencapsulation avec des polyisocyanates aliphatiques modifiesInfo
- Publication number
- FR2372656A1 FR2372656A1 FR7736405A FR7736405A FR2372656A1 FR 2372656 A1 FR2372656 A1 FR 2372656A1 FR 7736405 A FR7736405 A FR 7736405A FR 7736405 A FR7736405 A FR 7736405A FR 2372656 A1 FR2372656 A1 FR 2372656A1
- Authority
- FR
- France
- Prior art keywords
- microencapsulation
- aliphatic polyisocyanates
- modified aliphatic
- microcapsules
- polycondensates
- 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.)
- Granted
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
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
- C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret 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
-
- 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
- C08G18/08—Processes
- C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
- C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
- C08G18/0861—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers
- C08G18/0866—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being an aqueous medium
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/914—Transfer or decalcomania
-
- 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
-
- 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.]
- Y10T428/2989—Microcapsule with solid core [includes liposome]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Fats And Perfumes (AREA)
- Color Printing (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
Microcapsules et procédé pour la production de ces microcapsules dont la paroi consiste en des polycondensats d'un polyisocyanate aliphatique filmogène contenant au moins un groupe biuret ou ses produits de polyaddition avec un agent d'allongement de chaîne.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762655048 DE2655048A1 (de) | 1976-12-04 | 1976-12-04 | Mikroverkapselung mit modifizierten aliphatischen polyisocyanaten |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2372656A1 true FR2372656A1 (fr) | 1978-06-30 |
FR2372656B1 FR2372656B1 (fr) | 1983-09-02 |
Family
ID=5994694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7736405A Granted FR2372656A1 (fr) | 1976-12-04 | 1977-12-02 | Microencapsulation avec des polyisocyanates aliphatiques modifies |
Country Status (14)
Country | Link |
---|---|
US (1) | US4193889A (fr) |
JP (1) | JPS5855811B2 (fr) |
BE (1) | BE861423A (fr) |
BR (1) | BR7708035A (fr) |
CA (1) | CA1110929A (fr) |
CH (1) | CH631356A5 (fr) |
DE (1) | DE2655048A1 (fr) |
DK (1) | DK538177A (fr) |
FR (1) | FR2372656A1 (fr) |
GB (1) | GB1581255A (fr) |
IL (1) | IL53500A (fr) |
IT (1) | IT1092165B (fr) |
NL (1) | NL7713313A (fr) |
SE (1) | SE7713639L (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0023302A2 (fr) * | 1979-07-26 | 1981-02-04 | Bayer Ag | Séchage par pulvérisation de dispersions de microcapsules |
FR2476100A1 (fr) * | 1980-02-18 | 1981-08-21 | Kanzaki Paper Mfg Co Ltd | Procede de preparation de microcapsules par la technique de polymerisation a l'interface d'un polyisocyanate |
EP0511457A1 (fr) * | 1991-04-30 | 1992-11-04 | Dainippon Ink And Chemicals, Inc. | Dispersion de résine d'uréthane-urée réticulable et son procédé de préparation |
EP0633059A1 (fr) * | 1990-08-15 | 1995-01-11 | Boise Cascade Corporation | Procédé de fabrication de microcapsules de polyurées et produit obtenu |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4317743A (en) * | 1979-12-05 | 1982-03-02 | Wallace Business Forms, Inc. | Process for making microcapsules and resulting product |
JPS56144739A (en) * | 1980-04-10 | 1981-11-11 | Mitsubishi Paper Mills Ltd | Preparation of microcapsule |
DE3020148A1 (de) * | 1980-05-28 | 1981-12-03 | Bayer Ag, 5090 Leverkusen | Konzentrierte mikrokapselsuspensionen fuer reaktionsdurchschreibepapiere |
USRE32834E (en) * | 1981-06-15 | 1989-01-17 | Freeman Chemical Corporation | Aqueous liquid filled polyurethane gels and method of making the same |
US4517326A (en) * | 1981-06-15 | 1985-05-14 | Freeman Chemical Corporation | Aqueous liquid filled polyurethane gels and method of making the same |
US4599271A (en) * | 1983-06-09 | 1986-07-08 | Moore Business Forms, Inc. | Microencapsulation of polyisocyanates by interchange of multiple |
DE3480345D1 (en) * | 1984-05-28 | 1989-12-07 | Joachim Schmidt | Use of isocyanate or isothiocyanate polymers for making microcapsules |
DE3421865A1 (de) * | 1984-06-13 | 1985-12-19 | Bayer Ag, 5090 Leverkusen | Kontinuierliche herstellung von mikrokapseldispersionen |
DE3429149A1 (de) * | 1984-08-08 | 1986-02-20 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von stabilisierten polyaminen, stabilisierte polyamine retardierter reaktivitaet und ihre verwendung zur polyurethanherstellung |
US4729792A (en) * | 1985-11-08 | 1988-03-08 | The Standard Register Company | Microcapsules, printing inks and their production |
US4898780A (en) * | 1985-11-08 | 1990-02-06 | The Standard Register Company | Production of microcapsules |
JPH0655274B2 (ja) * | 1986-02-19 | 1994-07-27 | 神崎製紙株式会社 | マイクロカプセルの製造方法 |
US4940738A (en) * | 1988-01-07 | 1990-07-10 | The Standard Register Company | High solids CB printing ink containing a protective colloid blend |
US4940739A (en) * | 1988-01-07 | 1990-07-10 | The Standard Register Company | Process for making a high solids CB printing ink |
US4889877A (en) * | 1988-01-07 | 1989-12-26 | The Standard Register Company | High solids CB printing ink |
US4970031A (en) * | 1988-06-02 | 1990-11-13 | Nok Corporation | Process for preparing microcapsules with controlled-release |
US5011885A (en) * | 1989-10-27 | 1991-04-30 | The Mead Corporation | Methods for the production of microcapsules using functionalized isocyanate |
US5112540A (en) * | 1989-12-14 | 1992-05-12 | The Mead Corporation | Method of making microcapsules having an improved pre-wall |
US5120475A (en) * | 1989-12-14 | 1992-06-09 | The Mead Corporation | Method for preparing microcapsules having improved pre-walls, and microcapsules and photosensitive materials produced thereby |
US5139915A (en) * | 1990-04-30 | 1992-08-18 | Xerox Corporation | Encapsulated toners and processes thereof |
US5322862A (en) * | 1990-05-22 | 1994-06-21 | Nippon Kayaku Kabushiki Kaisha | Resin molding composition for preventing gnawing damage by animals |
DE4023703A1 (de) * | 1990-07-26 | 1992-01-30 | Bayer Ag | Verbesserte mikrokapseln |
US5204184A (en) * | 1990-09-10 | 1993-04-20 | The Standard Register Company | Microencapsulation using tertiary aliphatic isocyanate capsule wall material |
DE4130743A1 (de) * | 1991-09-16 | 1993-03-18 | Bayer Ag | Mikrokapseln aus isocyanaten mit polyethylenoxidhaltigen gruppen |
DE19548025A1 (de) | 1995-12-21 | 1997-06-26 | Bayer Ag | Verfahren zur Herstellung abbaubarer Mikrokapseln |
US6174467B1 (en) | 1997-03-28 | 2001-01-16 | Ying Yen Hsu | Microencapsulated liquid crystal and method |
WO1998044382A1 (fr) | 1997-03-28 | 1998-10-08 | Fergason James L | Microencapsulation de cristaux liquides, technique et systeme afferents |
US5925595A (en) * | 1997-09-05 | 1999-07-20 | Monsanto Company | Microcapsules with readily adjustable release rates |
US6203723B1 (en) | 1998-03-12 | 2001-03-20 | Ying Yen Hsu | Microencapsulated liquid crystal having multidomains induced by the polymer network and method |
JP4514077B2 (ja) * | 1999-12-27 | 2010-07-28 | 日本エンバイロケミカルズ株式会社 | 微生物増殖抑制剤含有マイクロカプセルおよび微生物増殖抑制剤含有マイクロカプセルの製造方法 |
JP4824158B2 (ja) * | 2000-10-06 | 2011-11-30 | 日本エンバイロケミカルズ株式会社 | 塗料組成物 |
WO2002096519A1 (fr) * | 2001-05-25 | 2002-12-05 | National Aeronautics And Space Administration | Agent de suppression des flammes ainsi que systeme et utilisations associes |
JP5443675B2 (ja) * | 2006-08-16 | 2014-03-19 | 三菱製紙株式会社 | 蓄熱材マイクロカプセル |
BRPI1011542B1 (pt) | 2009-02-13 | 2020-12-01 | Monsanto Technology Llc | herbicida de acetamida microencapsulada particulada e mistura aquosa o compreendendo, bem como método para controlar ervas daninhas em um campo de plantas de colheita |
CA2806388C (fr) | 2010-08-18 | 2019-04-02 | Monsanto Technology Llc | Applications precoces d'acetamides encapsules pour une lesion reduite des cultures |
US11140900B2 (en) | 2014-01-27 | 2021-10-12 | Monsanto Technology Llc | Aqueous herbicidal concentrates |
US10307723B2 (en) | 2014-11-07 | 2019-06-04 | Basf Se | Process for preparing microcapsules having a polyurea shell and a lipophilic core material |
BR112017007586B1 (pt) | 2014-11-07 | 2020-12-01 | Givaudan Sa | composição para perfume encapsulado, seu método de formação e produto para higiene pessoal sem enxague |
AR112100A1 (es) | 2017-06-13 | 2019-09-18 | Monsanto Technology Llc | Herbicidas microencapsulados |
WO2020160223A1 (fr) | 2019-01-30 | 2020-08-06 | Monsanto Technology Llc | Herbicides à base d'acétamide microencapsulé |
FR3092502A1 (fr) | 2019-02-12 | 2020-08-14 | Européenne D'application Des Cristaux Liquides | Formulation de microcapsules à membrane aminoplaste renforcée |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2311712A1 (de) * | 1973-03-09 | 1974-09-19 | Bayer Ag | Verfahren zur herstellung von mikrokapseln |
DE2557407A1 (de) * | 1975-12-19 | 1977-06-30 | Bayer Ag | Verfahren zur herstellung von polyurethan-polyharnstoff-hohlperlen |
FR2348825A1 (fr) * | 1976-04-23 | 1977-11-18 | Bayer Ag | Papiers de copie sans carbone |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS42446B1 (fr) * | 1963-10-21 | 1967-01-13 | ||
JPS4928255B1 (fr) * | 1969-04-30 | 1974-07-25 | ||
IE35170B1 (en) * | 1970-04-28 | 1975-11-26 | Fuji Photo Film Co Ltd | Process for the production of oily liquid-containing microcapsules |
DE2308015B2 (de) * | 1973-02-17 | 1980-07-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur |
-
1976
- 1976-12-04 DE DE19762655048 patent/DE2655048A1/de active Granted
-
1977
- 1977-11-29 US US05/855,743 patent/US4193889A/en not_active Expired - Lifetime
- 1977-12-01 SE SE7713639A patent/SE7713639L/xx unknown
- 1977-12-01 NL NL7713313A patent/NL7713313A/xx not_active Application Discontinuation
- 1977-12-01 IL IL53500A patent/IL53500A/xx unknown
- 1977-12-02 DK DK538177A patent/DK538177A/da unknown
- 1977-12-02 GB GB50305/77A patent/GB1581255A/en not_active Expired
- 1977-12-02 JP JP52144073A patent/JPS5855811B2/ja not_active Expired
- 1977-12-02 BE BE183102A patent/BE861423A/fr not_active IP Right Cessation
- 1977-12-02 IT IT52038/77A patent/IT1092165B/it active
- 1977-12-02 CA CA292,306A patent/CA1110929A/fr not_active Expired
- 1977-12-02 FR FR7736405A patent/FR2372656A1/fr active Granted
- 1977-12-02 BR BR7708035A patent/BR7708035A/pt unknown
- 1977-12-05 CH CH1484677A patent/CH631356A5/de not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2311712A1 (de) * | 1973-03-09 | 1974-09-19 | Bayer Ag | Verfahren zur herstellung von mikrokapseln |
FR2220304A1 (fr) * | 1973-03-09 | 1974-10-04 | Bayer Ag | |
DE2557407A1 (de) * | 1975-12-19 | 1977-06-30 | Bayer Ag | Verfahren zur herstellung von polyurethan-polyharnstoff-hohlperlen |
FR2348825A1 (fr) * | 1976-04-23 | 1977-11-18 | Bayer Ag | Papiers de copie sans carbone |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0023302A2 (fr) * | 1979-07-26 | 1981-02-04 | Bayer Ag | Séchage par pulvérisation de dispersions de microcapsules |
EP0023302B1 (fr) * | 1979-07-26 | 1982-08-11 | Bayer Ag | Séchage par pulvérisation de dispersions de microcapsules |
FR2476100A1 (fr) * | 1980-02-18 | 1981-08-21 | Kanzaki Paper Mfg Co Ltd | Procede de preparation de microcapsules par la technique de polymerisation a l'interface d'un polyisocyanate |
EP0633059A1 (fr) * | 1990-08-15 | 1995-01-11 | Boise Cascade Corporation | Procédé de fabrication de microcapsules de polyurées et produit obtenu |
EP0511457A1 (fr) * | 1991-04-30 | 1992-11-04 | Dainippon Ink And Chemicals, Inc. | Dispersion de résine d'uréthane-urée réticulable et son procédé de préparation |
Also Published As
Publication number | Publication date |
---|---|
US4193889A (en) | 1980-03-18 |
IL53500A0 (en) | 1978-03-10 |
JPS5855811B2 (ja) | 1983-12-12 |
GB1581255A (en) | 1980-12-10 |
CA1110929A (fr) | 1981-10-20 |
BE861423A (fr) | 1978-06-02 |
NL7713313A (nl) | 1978-06-06 |
BR7708035A (pt) | 1978-08-15 |
IT1092165B (it) | 1985-07-06 |
SE7713639L (sv) | 1978-06-05 |
IL53500A (en) | 1980-11-30 |
JPS5370985A (en) | 1978-06-23 |
DK538177A (da) | 1978-06-05 |
US4193889B1 (fr) | 1991-10-15 |
DE2655048C2 (fr) | 1990-05-17 |
CH631356A5 (de) | 1982-08-13 |
DE2655048A1 (de) | 1978-06-08 |
FR2372656B1 (fr) | 1983-09-02 |
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