CS249110B2 - Method of water non-miscible substance encapsulation - Google Patents
Method of water non-miscible substance encapsulation Download PDFInfo
- Publication number
- CS249110B2 CS249110B2 CS802072A CS207280A CS249110B2 CS 249110 B2 CS249110 B2 CS 249110B2 CS 802072 A CS802072 A CS 802072A CS 207280 A CS207280 A CS 207280A CS 249110 B2 CS249110 B2 CS 249110B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- water
- immiscible
- encapsulated
- microcapsules
- reax
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 65
- 239000000126 substance Substances 0.000 title claims description 33
- 238000005538 encapsulation Methods 0.000 title abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 54
- 239000000463 material Substances 0.000 claims abstract description 44
- 230000008569 process Effects 0.000 claims abstract description 38
- 229920000538 Poly[(phenyl isocyanate)-co-formaldehyde] Polymers 0.000 claims abstract description 34
- 150000001412 amines Chemical class 0.000 claims abstract description 33
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- 239000007787 solid Substances 0.000 claims abstract description 7
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 claims description 95
- 239000003094 microcapsule Substances 0.000 claims description 56
- 229920005610 lignin Polymers 0.000 claims description 19
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 18
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 12
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- MRNZSTMRDWRNNR-UHFFFAOYSA-N bis(hexamethylene)triamine Chemical compound NCCCCCCNCCCCCCN MRNZSTMRDWRNNR-UHFFFAOYSA-N 0.000 claims description 6
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 5
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- 230000002028 premature Effects 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- HYJYGLGUBUDSLJ-UHFFFAOYSA-N pyrethrin Natural products CCC(=O)OC1CC(=C)C2CC3OC3(C)C2C2OC(=O)C(=C)C12 HYJYGLGUBUDSLJ-UHFFFAOYSA-N 0.000 description 1
- VJFUPGQZSXIULQ-XIGJTORUSA-N pyrethrin II Chemical compound CC1(C)[C@H](/C=C(\C)C(=O)OC)[C@H]1C(=O)O[C@@H]1C(C)=C(C\C=C/C=C)C(=O)C1 VJFUPGQZSXIULQ-XIGJTORUSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- ODCWYMIRDDJXKW-UHFFFAOYSA-N simazine Chemical compound CCNC1=NC(Cl)=NC(NCC)=N1 ODCWYMIRDDJXKW-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
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
- B01J13/16—Interfacial polymerisation
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/26—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
- A01N25/28—Microcapsules or nanocapsules
-
- 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]
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Dentistry (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Plant Pathology (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Wood Science & Technology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Building Environments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/023,566 US4280833A (en) | 1979-03-26 | 1979-03-26 | Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS249110B2 true CS249110B2 (en) | 1987-03-12 |
Family
ID=21815892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS802072A CS249110B2 (en) | 1979-03-26 | 1980-03-25 | Method of water non-miscible substance encapsulation |
Country Status (30)
| Country | Link |
|---|---|
| US (2) | US4280833A (ro) |
| EP (1) | EP0017409B1 (ro) |
| JP (1) | JPS55129146A (ro) |
| KR (1) | KR840000114B1 (ro) |
| AR (1) | AR224644A1 (ro) |
| AT (1) | ATE2774T1 (ro) |
| AU (1) | AU532474B2 (ro) |
| BR (1) | BR8001786A (ro) |
| CA (1) | CA1165581A (ro) |
| CS (1) | CS249110B2 (ro) |
| DD (1) | DD149471A5 (ro) |
| DE (1) | DE3062315D1 (ro) |
| DK (1) | DK155574C (ro) |
| ES (1) | ES8101906A1 (ro) |
| FI (1) | FI67789C (ro) |
| GE (1) | GEP19960529B (ro) |
| GR (1) | GR67254B (ro) |
| HU (1) | HU191324B (ro) |
| IL (1) | IL59510A (ro) |
| IN (1) | IN152084B (ro) |
| NO (1) | NO150424C (ro) |
| NZ (1) | NZ193261A (ro) |
| PH (1) | PH17996A (ro) |
| PL (2) | PL134937B1 (ro) |
| PT (1) | PT71010A (ro) |
| RO (1) | RO81047A (ro) |
| SU (1) | SU1039436A3 (ro) |
| UA (1) | UA5920A1 (ro) |
| YU (1) | YU42504B (ro) |
| ZA (1) | ZA801750B (ro) |
Families Citing this family (109)
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|---|---|---|---|---|
| US4280833A (en) * | 1979-03-26 | 1981-07-28 | Monsanto Company | Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby |
| US5160529A (en) * | 1980-10-30 | 1992-11-03 | Imperial Chemical Industries Plc | Microcapsules and microencapsulation process |
| US4439581A (en) * | 1981-09-03 | 1984-03-27 | Kanzaki Paper Manufacturing Co., Ltd. | Method for the production of microcapsules |
| US4495509A (en) * | 1983-06-09 | 1985-01-22 | Moore Business Forms, Inc. | Microencapsulation by interchange of multiple emulsions |
| US4599271A (en) * | 1983-06-09 | 1986-07-08 | Moore Business Forms, Inc. | Microencapsulation of polyisocyanates by interchange of multiple |
| US4563212A (en) * | 1983-12-27 | 1986-01-07 | Monsanto Company | High concentration encapsulation by interfacial polycondensation |
| US4534783A (en) * | 1984-01-03 | 1985-08-13 | Monsanto Co. | High concentration encapsulation of water soluble-materials |
| US4640709A (en) * | 1984-06-12 | 1987-02-03 | Monsanto Company | High concentration encapsulation by interfacial polycondensation |
| US4670246A (en) * | 1984-11-05 | 1987-06-02 | Pennwalt Corporation | Microencapsulated pyrethroids |
| LV5193A3 (lv) * | 1985-09-13 | 1993-10-10 | Ciba Geigy Ag | Panemiens mikrokapsulu udens dispersijas iegusanai |
| EP0214936B1 (de) * | 1985-09-13 | 1992-07-08 | Ciba-Geigy Ag | Verfahren zur Herstellung von Mikrokapseln |
| GB8603061D0 (en) * | 1986-02-07 | 1986-03-12 | Wellcome Found | Pesticidal formulations |
| US4681806A (en) * | 1986-02-13 | 1987-07-21 | Minnesota Mining And Manufacturing Company | Particles containing releasable fill material and method of making same |
| HU208218B (en) | 1986-07-09 | 1993-09-28 | Monsanto Co | Pesticidal granulated compositions dispersible in freely flowing water and process for producing same |
| US4936901A (en) | 1986-07-09 | 1990-06-26 | Monsanto Company | Formulations of water-dispersible granules and process for preparation thereof |
| US4849006A (en) * | 1987-08-07 | 1989-07-18 | E.C.C. America Inc. | Controlled release composition and method |
| US4877706A (en) * | 1988-05-25 | 1989-10-31 | Xerox Corporation | Single component cold pressure fixable encapsulated toner compositions |
| JP2632004B2 (ja) * | 1988-06-15 | 1997-07-16 | 富士写真フイルム株式会社 | 感圧記録シート用マイクロカプセルの製造法 |
| MY107070A (en) * | 1988-11-11 | 1995-09-30 | Sumitomo Chemical Co | Improved pesticidal composition |
| US5461027A (en) * | 1989-01-24 | 1995-10-24 | Griffin Corporation | Microencapsulated pendimethalin and method of making and using same |
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| US5223477A (en) * | 1989-02-03 | 1993-06-29 | Imperial Chemical Industries Plc | Single-package agricultural formulations combining immediate and time-delayed delivery of thiocarbamate herbicides and dichlormid as safener |
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| CA2054054C (en) * | 1990-10-31 | 2002-11-26 | Richard David Houghton | Propanil dispersible granule formulation |
| US5714439A (en) * | 1990-10-31 | 1998-02-03 | Rohm And Haas Company | Propanil dispersible granule |
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| DK0570382T3 (da) * | 1991-02-06 | 1999-09-27 | Zeneca Ag Products Inc | Mikroindkapslet, herbicid sammensætning |
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| IE35170B1 (en) * | 1970-04-28 | 1975-11-26 | Fuji Photo Film Co Ltd | Process for the production of oily liquid-containing microcapsules |
| US3959464A (en) * | 1971-06-03 | 1976-05-25 | Pennwalt Corporation | Microencapsulated methyl and ethyl parathion insecticide in aqueous carrier |
| JPS4832778A (ro) * | 1971-08-31 | 1973-05-02 | ||
| CA1104882A (en) * | 1972-03-15 | 1981-07-14 | Herbert B. Scher | Encapsulation process |
| US3929453A (en) * | 1973-09-27 | 1975-12-30 | Westvaco Corp | Composites of lignin and biologically active materials |
| US4155741A (en) * | 1974-05-01 | 1979-05-22 | Stauffer Chemical Company | Stable suspension system for microencapsulated flowable formulations, and method of preparing stable suspension of microcapsules |
| CA1044134A (en) * | 1975-04-09 | 1978-12-12 | Minnesota Mining And Manufacturing Company | Microcapsule insecticide composition |
| US4046741A (en) * | 1976-02-17 | 1977-09-06 | Stauffer Chemical Company | Post-treatment of polyurea microcapsules |
| DK253779A (da) * | 1978-08-03 | 1980-02-04 | Du Pont | Insecticidt middel og fremgangsmaade til fremstilling deraf |
| US4280833A (en) * | 1979-03-26 | 1981-07-28 | Monsanto Company | Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby |
-
1979
- 1979-03-26 US US06/023,566 patent/US4280833A/en not_active Expired - Lifetime
-
1980
- 1980-02-29 IL IL59510A patent/IL59510A/xx unknown
- 1980-03-22 GR GR61510A patent/GR67254B/el unknown
- 1980-03-24 EP EP80300903A patent/EP0017409B1/en not_active Expired
- 1980-03-24 DE DE8080300903T patent/DE3062315D1/de not_active Expired
- 1980-03-24 AT AT80300903T patent/ATE2774T1/de active
- 1980-03-24 ES ES489855A patent/ES8101906A1/es not_active Expired
- 1980-03-25 PL PL1980238269A patent/PL134937B1/pl unknown
- 1980-03-25 CA CA000348392A patent/CA1165581A/en not_active Expired
- 1980-03-25 DD DD80219908A patent/DD149471A5/de not_active IP Right Cessation
- 1980-03-25 YU YU831/80A patent/YU42504B/xx unknown
- 1980-03-25 KR KR1019800001230A patent/KR840000114B1/ko not_active Expired
- 1980-03-25 CS CS802072A patent/CS249110B2/cs unknown
- 1980-03-25 UA UA2896355A patent/UA5920A1/uk unknown
- 1980-03-25 PT PT71010A patent/PT71010A/pt not_active IP Right Cessation
- 1980-03-25 PH PH23807A patent/PH17996A/en unknown
- 1980-03-25 FI FI800920A patent/FI67789C/fi not_active IP Right Cessation
- 1980-03-25 IN IN344/CAL/80A patent/IN152084B/en unknown
- 1980-03-25 NZ NZ193261A patent/NZ193261A/xx unknown
- 1980-03-25 AU AU56828/80A patent/AU532474B2/en not_active Ceased
- 1980-03-25 JP JP3814880A patent/JPS55129146A/ja active Granted
- 1980-03-25 NO NO800856A patent/NO150424C/no unknown
- 1980-03-25 ZA ZA00801750A patent/ZA801750B/xx unknown
- 1980-03-25 DK DK127780A patent/DK155574C/da not_active IP Right Cessation
- 1980-03-25 BR BR8001786A patent/BR8001786A/pt not_active IP Right Cessation
- 1980-03-25 PL PL1980222988A patent/PL134710B1/pl unknown
- 1980-03-25 RO RO80100616A patent/RO81047A/ro unknown
- 1980-03-25 SU SU802896355A patent/SU1039436A3/ru active
- 1980-03-25 AR AR280427A patent/AR224644A1/es active
- 1980-03-25 HU HU80696A patent/HU191324B/hu unknown
-
1981
- 1981-07-22 US US06/286,092 patent/US4417916A/en not_active Expired - Lifetime
-
1993
- 1993-07-31 GE GEAP19931354A patent/GEP19960529B/en unknown
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