ES465483A2 - Procedimiento para la obtencion de capsulas polimericas de muy pequeno tamano. - Google Patents

Procedimiento para la obtencion de capsulas polimericas de muy pequeno tamano.

Info

Publication number: ES465483A2
Authority: ES; Spain
Prior art keywords: carbon atoms; main chain; carboxyl groups; bound directly; starting material
Prior art date: 1976-12-30
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

ES465483A

Other languages

English (en)

Spanish (es)

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.)

NCR Voyix Corp

Original Assignee

NCR Corp

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.)

1976-12-30

Filing date

1977-12-27

Publication date

1978-12-01

1976-12-30 Priority claimed from US05/755,832 external-priority patent/US4087376A/en

1977-12-27 Application filed by NCR Corp filed Critical NCR Corp

1978-12-01 Publication of ES465483A2 publication Critical patent/ES465483A2/es

Status Expired legal-status Critical Current

Links

239000002775 capsule Substances 0.000 title abstract 4
125000004432 carbon atom Chemical group C* 0.000 abstract 4
229920000642 polymer Polymers 0.000 abstract 3
239000007858 starting material Substances 0.000 abstract 3
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 2
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
125000001931 aliphatic group Chemical group 0.000 abstract 1
150000008064 anhydrides Chemical group 0.000 abstract 1
150000001450 anions Chemical class 0.000 abstract 1
239000008365 aqueous carrier Substances 0.000 abstract 1
239000004202 carbamide Substances 0.000 abstract 1
239000008199 coating composition Substances 0.000 abstract 1
125000002485 formyl group Chemical class [H]C(*)=O 0.000 abstract 1
125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
239000000976 ink Substances 0.000 abstract 1
239000002917 insecticide Substances 0.000 abstract 1
239000002198 insoluble material Substances 0.000 abstract 1
QUBQYFYWUJJAAK-UHFFFAOYSA-N oxymethurea Chemical class OCNC(=O)NCO QUBQYFYWUJJAAK-UHFFFAOYSA-N 0.000 abstract 1
239000002245 particle Substances 0.000 abstract 1
229920000867 polyelectrolyte Polymers 0.000 abstract 1

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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
- C08G12/12—Ureas; Thioureas
- 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)
Chemical Kinetics & Catalysis (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Dispersion Chemistry (AREA)
Manufacturing Of Micro-Capsules (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Phenolic Resins Or Amino Resins (AREA)

ES465483A 1976-12-30 1977-12-27 Procedimiento para la obtencion de capsulas polimericas de muy pequeno tamano. Expired ES465483A2 (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/755,832 US4087376A (en)	1974-07-10	1976-12-30	Capsule manufacture
US05/755,831 US4089802A (en)	1974-07-10	1976-12-30	Capsule manufacture

Publications (1)

Publication Number	Publication Date
ES465483A2 true ES465483A2 (es)	1978-12-01

Family

ID=27116136

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES465483A Expired ES465483A2 (es)	1976-12-30	1977-12-27	Procedimiento para la obtencion de capsulas polimericas de muy pequeno tamano.

Country Status (12)

Country	Link
AR (1)	AR222631A1 (da)
BR (1)	BR7708692A (da)
CH (1)	CH641687A5 (da)
DE (1)	DE2757634C2 (da)
DK (1)	DK584277A (da)
ES (1)	ES465483A2 (da)
FR (1)	FR2375978A1 (da)
GB (1)	GB1540986A (da)
IT (1)	IT1202387B (da)
NL (1)	NL178846C (da)
NO (1)	NO146485C (da)
SE (1)	SE7714555L (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS54107881A (en) *	1978-02-14	1979-08-24	Fuji Photo Film Co Ltd	Preparation of minute capsule
JPS6023859B2 (ja) *	1978-11-14	1985-06-10	神崎製紙株式会社	マイクロカプセルの製造方法
DE2940786A1 (de) *	1979-10-08	1981-04-16	Basf Ag, 6700 Ludwigshafen	Verfahren zur herstellung von mikrokapseln

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL134885C (da) *	1961-03-13	1900-01-01
US4001140A (en) *	1974-07-10	1977-01-04	Ncr Corporation	Capsule manufacture

1977
- 1977-11-30 GB GB49840/77A patent/GB1540986A/en not_active Expired
- 1977-12-21 SE SE7714555A patent/SE7714555L/xx unknown
- 1977-12-23 DE DE2757634A patent/DE2757634C2/de not_active Expired
- 1977-12-23 IT IT31239/77A patent/IT1202387B/it active
- 1977-12-23 NO NO774458A patent/NO146485C/no unknown
- 1977-12-27 ES ES465483A patent/ES465483A2/es not_active Expired
- 1977-12-27 CH CH1602777A patent/CH641687A5/de not_active IP Right Cessation
- 1977-12-27 AR AR270528A patent/AR222631A1/es active
- 1977-12-28 BR BR7708692A patent/BR7708692A/pt unknown
- 1977-12-29 DK DK584277A patent/DK584277A/da not_active Application Discontinuation
- 1977-12-30 FR FR7739745A patent/FR2375978A1/fr active Granted
- 1977-12-30 NL NLAANVRAGE7714611,A patent/NL178846C/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2375978A1 (fr)	1978-07-28
AR222631A1 (es)	1981-06-15
NL178846B (nl)	1986-01-02
DE2757634C2 (de)	1986-05-28
NL178846C (nl)	1986-06-02
IT1202387B (it)	1989-02-09
DK584277A (da)	1978-07-01
SE7714555L (sv)	1978-07-01
BR7708692A (pt)	1978-08-15
NO774458L (no)	1978-07-03
NL7714611A (nl)	1978-07-04
NO146485B (no)	1982-07-05
NO146485C (no)	1982-10-13
FR2375978B1 (da)	1981-02-27
CH641687A5 (en)	1984-03-15
DE2757634A1 (de)	1978-07-13
GB1540986A (en)	1979-02-21

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