ES465482A1 - Procedimiento para producir capsulas polimericas diminutas en masa. - Google Patents

Procedimiento para producir capsulas polimericas diminutas en masa.

Info

Publication number
ES465482A1
ES465482A1 ES465482A ES465482A ES465482A1 ES 465482 A1 ES465482 A1 ES 465482A1 ES 465482 A ES465482 A ES 465482A ES 465482 A ES465482 A ES 465482A ES 465482 A1 ES465482 A1 ES 465482A1
Authority
ES
Spain
Prior art keywords
reaction
vehicle
capsule
negatively
molecular weight
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
Application number
ES465482A
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by NCR Corp filed Critical NCR Corp
Publication of ES465482A1 publication Critical patent/ES465482A1/es
Expired 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
    • 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
    • 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
    • C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
    • C08G12/32—Melamines
    • 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.]
    • Y10T428/2989—Microcapsule with solid core [includes liposome]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Color Printing (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

Procedimiento para producir cápsulas poliméricas diminutasen masamediante polimerización in situ de un material de partidahidrosolubleen un vehículo acuoso que contienendispersas dentro de élpartículas o gotitas de un material de núcleo de las càpsulassustancialmente hidroinsolubleen el que la polimerización se lleva a efecto en presencia de un polielectrolito polímericonegativamente cargadoque tiene una espina dorsal de hidrocarburo alifático lineal con un promedio de dos grupos carboxilos o anhídridos por cada cuatro a seis átomos de carbono de la espina dorsaly en el que dicho material de partida se selecciona.
ES465482A 1976-12-30 1977-12-27 Procedimiento para producir capsulas polimericas diminutas en masa. Expired ES465482A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/755,830 US4100103A (en) 1976-12-30 1976-12-30 Capsule manufacture

Publications (1)

Publication Number Publication Date
ES465482A1 true ES465482A1 (es) 1978-09-16

Family

ID=25040818

Family Applications (1)

Application Number Title Priority Date Filing Date
ES465482A Expired ES465482A1 (es) 1976-12-30 1977-12-27 Procedimiento para producir capsulas polimericas diminutas en masa.

Country Status (21)

Country Link
US (1) US4100103A (es)
JP (1) JPS5935258B2 (es)
AR (1) AR218281A1 (es)
AT (1) AT361895B (es)
AU (1) AU513160B2 (es)
BE (1) BE862371A (es)
BR (1) BR7708690A (es)
CA (1) CA1108943A (es)
CH (1) CH630269A5 (es)
DE (1) DE2757528C2 (es)
DK (1) DK584177A (es)
ES (1) ES465482A1 (es)
FR (1) FR2375903A1 (es)
GB (1) GB1542058A (es)
IT (1) IT1114947B (es)
NL (1) NL172750C (es)
NO (1) NO147980C (es)
NZ (1) NZ185773A (es)
SE (1) SE414583B (es)
SU (1) SU965341A3 (es)
ZA (1) ZA777103B (es)

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AU3175977A (en) 1979-06-28
JPS5935258B2 (ja) 1984-08-28
IT1114947B (it) 1986-02-03
SU965341A3 (ru) 1982-10-07
ATA931377A (de) 1980-09-15
JPS5384881A (en) 1978-07-26
SE7714554L (sv) 1978-07-01
DK584177A (da) 1978-07-01
NO774457L (no) 1978-07-03
DE2757528C2 (de) 1993-05-13
FR2375903A1 (fr) 1978-07-28
SE414583B (sv) 1980-08-11
AR218281A1 (es) 1980-05-30
NO147980B (no) 1983-04-11
NZ185773A (en) 1979-06-19
BE862371A (fr) 1978-04-14
CH630269A5 (de) 1982-06-15
NO147980C (no) 1983-07-20
NL172750C (nl) 1983-10-17
GB1542058A (en) 1979-03-14
NL7714610A (nl) 1978-07-04
FR2375903B1 (es) 1981-12-24
CA1108943A (en) 1981-09-15
BR7708690A (pt) 1978-08-15
US4100103A (en) 1978-07-11
DE2757528A1 (de) 1978-07-06
ZA777103B (en) 1978-09-27
AU513160B2 (en) 1980-11-20
NL172750B (nl) 1983-05-16
AT361895B (de) 1981-04-10

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