GB1361859A - Preparation of oil-containing microcapsules - Google Patents
Preparation of oil-containing microcapsulesInfo
- Publication number
- GB1361859A GB1361859A GB3687571A GB3687571A GB1361859A GB 1361859 A GB1361859 A GB 1361859A GB 3687571 A GB3687571 A GB 3687571A GB 3687571 A GB3687571 A GB 3687571A GB 1361859 A GB1361859 A GB 1361859A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gelatine
- oil
- hardening
- aug
- derivatives
- 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
Links
- 239000003094 microcapsule Substances 0.000 title abstract 3
- 239000001828 Gelatine Substances 0.000 abstract 7
- 229920000159 gelatin Polymers 0.000 abstract 7
- 235000019322 gelatine Nutrition 0.000 abstract 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 2
- 239000000084 colloidal system Substances 0.000 abstract 2
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 abstract 1
- 235000010724 Wisteria floribunda Nutrition 0.000 abstract 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 abstract 1
- 230000004075 alteration Effects 0.000 abstract 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 abstract 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 abstract 1
- 239000002775 capsule Substances 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000005354 coacervation Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000003431 cross linking reagent Substances 0.000 abstract 1
- 238000010790 dilution Methods 0.000 abstract 1
- 239000012895 dilution Substances 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 239000012948 isocyanate Substances 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 abstract 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 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
- B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
-
- 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
- B01J13/20—After-treatment of capsule walls, e.g. hardening
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
- G03C1/047—Proteins, e.g. gelatine derivatives; Hydrolysis or extraction products of proteins
- G03C2001/0471—Isoelectric point of gelatine
-
- 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
- Y10T428/2987—Addition polymer from unsaturated monomers only
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Color Printing (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45068861A JPS5034515B1 (enExample) | 1970-08-06 | 1970-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1361859A true GB1361859A (en) | 1974-07-30 |
Family
ID=13385859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3687571A Expired GB1361859A (en) | 1970-08-06 | 1971-08-05 | Preparation of oil-containing microcapsules |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3769231A (enExample) |
| JP (1) | JPS5034515B1 (enExample) |
| BE (1) | BE770851A (enExample) |
| CA (1) | CA939986A (enExample) |
| DE (1) | DE2138842C3 (enExample) |
| ES (1) | ES393720A1 (enExample) |
| FR (1) | FR2104082A5 (enExample) |
| GB (1) | GB1361859A (enExample) |
| IE (1) | IE36765B1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3944502A (en) * | 1970-08-06 | 1976-03-16 | Fuji Photo Film Co., Ltd. | Process for preparing microcapsules containing hydrophobic oil drops |
| GB1567426A (en) * | 1977-01-28 | 1980-05-14 | Kanzaki Paper Mfg Co Ltd | Method of making microcapsules |
| EP2926894A1 (en) * | 2014-03-31 | 2015-10-07 | Givaudan SA | Improvements in or relating to organic compounds |
-
1970
- 1970-08-06 JP JP45068861A patent/JPS5034515B1/ja active Pending
-
1971
- 1971-07-27 CA CA119,160A patent/CA939986A/en not_active Expired
- 1971-07-28 ES ES393720A patent/ES393720A1/es not_active Expired
- 1971-08-02 BE BE770851A patent/BE770851A/xx unknown
- 1971-08-03 DE DE2138842A patent/DE2138842C3/de not_active Expired
- 1971-08-04 US US00169097A patent/US3769231A/en not_active Expired - Lifetime
- 1971-08-05 IE IE997/71A patent/IE36765B1/xx unknown
- 1971-08-05 GB GB3687571A patent/GB1361859A/en not_active Expired
- 1971-08-06 FR FR7128963A patent/FR2104082A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3769231A (en) | 1973-10-30 |
| IE36765B1 (en) | 1977-02-16 |
| DE2138842C3 (de) | 1980-03-27 |
| BE770851A (fr) | 1971-12-16 |
| DE2138842A1 (de) | 1972-02-17 |
| ES393720A1 (es) | 1974-07-01 |
| DE2138842B2 (de) | 1979-07-26 |
| CA939986A (en) | 1974-01-15 |
| JPS5034515B1 (enExample) | 1975-11-08 |
| FR2104082A5 (enExample) | 1972-04-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB902061A (en) | Minute colour-forming capsules | |
| US4016098A (en) | Process for hardening microcapsules | |
| US3202510A (en) | Production of encapsulated light-sensitive diazotype compositions and coatings | |
| US3551346A (en) | Method of making dual wall capsules | |
| JPS6312654B2 (enExample) | ||
| ATE77916T1 (de) | Verfahren zur herstellung von mikrokapseln. | |
| GB1399985A (en) | Hardening microcapsule walls | |
| ATE137962T1 (de) | Pharmazeutisch applizierbares nanosol und verfahren zu seiner herstellung | |
| US3936573A (en) | Microcapsule having hydrophilic wall material and containing water soluble core material | |
| GB1059369A (en) | Colour photography and dye mordanting compositions therefor | |
| KR850000239A (ko) | 소립자의 제조와 캡슐화방법 | |
| US3892569A (en) | Photosensitive sheets comprising organic dyes and sensitizers | |
| GB1034437A (en) | Preparation of microcapsules | |
| JPH0136932B2 (enExample) | ||
| EP0185100A4 (enExample) | ||
| IE36765B1 (en) | Preparation of oil-containing microcapsules | |
| US3396026A (en) | Photographic capsular products | |
| US3804775A (en) | Method of preparing microcapsules | |
| GB1146117A (en) | Process for the preparation of pressure-sensitive copying papers | |
| IE35655B1 (en) | Process for the production of microcapsules containing hydrophobic oil drops | |
| US3642514A (en) | Pressure-sensitive copying sheet utilizing stabilized crystal violet lactone, method of making and method of making composition | |
| GB1105847A (en) | Treatment of minute capsules in liquid to inhibit clustering | |
| US5232780A (en) | Microcapsules with a polymeric capsule wall | |
| GB1292939A (en) | Pressure-sensitive recording paper | |
| US4297235A (en) | Method of preparing a microcapsule dispersion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |