CA1108943A - Capsule manufacture - Google Patents

Capsule manufacture

Info

Publication number
CA1108943A
CA1108943A CA288,868A CA288868A CA1108943A CA 1108943 A CA1108943 A CA 1108943A CA 288868 A CA288868 A CA 288868A CA 1108943 A CA1108943 A CA 1108943A
Authority
CA
Canada
Prior art keywords
poly
maleic anhydride
aqueous
capsule
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
CA288,868A
Other languages
English (en)
French (fr)
Inventor
Peter L. Foris
Robert W. Brown
Paul S. Phillips, Jr.
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.)
Appvion Operations Inc
Original Assignee
Appleton Papers Inc
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 Appleton Papers Inc filed Critical Appleton Papers Inc
Application granted granted Critical
Publication of CA1108943A publication Critical patent/CA1108943A/en
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)
CA288,868A 1976-12-30 1977-10-17 Capsule manufacture Expired CA1108943A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/755,830 US4100103A (en) 1976-12-30 1976-12-30 Capsule manufacture
US755,830 1976-12-30

Publications (1)

Publication Number Publication Date
CA1108943A true CA1108943A (en) 1981-09-15

Family

ID=25040818

Family Applications (1)

Application Number Title Priority Date Filing Date
CA288,868A Expired CA1108943A (en) 1976-12-30 1977-10-17 Capsule manufacture

Country Status (21)

Country Link
US (1) US4100103A (US20110009641A1-20110113-C00256.png)
JP (1) JPS5935258B2 (US20110009641A1-20110113-C00256.png)
AR (1) AR218281A1 (US20110009641A1-20110113-C00256.png)
AT (1) AT361895B (US20110009641A1-20110113-C00256.png)
AU (1) AU513160B2 (US20110009641A1-20110113-C00256.png)
BE (1) BE862371A (US20110009641A1-20110113-C00256.png)
BR (1) BR7708690A (US20110009641A1-20110113-C00256.png)
CA (1) CA1108943A (US20110009641A1-20110113-C00256.png)
CH (1) CH630269A5 (US20110009641A1-20110113-C00256.png)
DE (1) DE2757528C2 (US20110009641A1-20110113-C00256.png)
DK (1) DK584177A (US20110009641A1-20110113-C00256.png)
ES (1) ES465482A1 (US20110009641A1-20110113-C00256.png)
FR (1) FR2375903A1 (US20110009641A1-20110113-C00256.png)
GB (1) GB1542058A (US20110009641A1-20110113-C00256.png)
IT (1) IT1114947B (US20110009641A1-20110113-C00256.png)
NL (1) NL172750C (US20110009641A1-20110113-C00256.png)
NO (1) NO147980C (US20110009641A1-20110113-C00256.png)
NZ (1) NZ185773A (US20110009641A1-20110113-C00256.png)
SE (1) SE414583B (US20110009641A1-20110113-C00256.png)
SU (1) SU965341A3 (US20110009641A1-20110113-C00256.png)
ZA (1) ZA777103B (US20110009641A1-20110113-C00256.png)

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US3074845A (en) * 1959-10-14 1963-01-22 Plant Products Corp Particulate pesticidal composition coated with an amido-aldehyde resin polymerized in situ
NL134885C (US20110009641A1-20110113-C00256.png) * 1961-03-13 1900-01-01
CH453305A (fr) * 1963-10-21 1968-06-14 Pilot Pen Co Ltd Procédé pour encapsuler de fines gouttelettes de liquides dispersées
US3418656A (en) * 1965-10-23 1968-12-24 Us Plywood Champ Papers Inc Microcapsules, process for their formation and transfer sheet record material coated therewith
US3607775A (en) * 1968-01-29 1971-09-21 Ncr Co Process for encapsulating minute particles by use of autogenously polymerizable capsule wall material
BE717135A (US20110009641A1-20110113-C00256.png) * 1968-08-05 1968-12-27
US3726803A (en) * 1970-02-16 1973-04-10 Ncr Capsule wall treating process utilizing condensation polymerization and capsule product
US4001140A (en) * 1974-07-10 1977-01-04 Ncr Corporation Capsule manufacture
DE2940786A1 (de) * 1979-10-08 1981-04-16 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von mikrokapseln

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Publication number Publication date
SE414583B (sv) 1980-08-11
NZ185773A (en) 1979-06-19
AT361895B (de) 1981-04-10
CH630269A5 (de) 1982-06-15
NL172750B (nl) 1983-05-16
AU3175977A (en) 1979-06-28
DK584177A (da) 1978-07-01
SE7714554L (sv) 1978-07-01
NL172750C (nl) 1983-10-17
FR2375903B1 (US20110009641A1-20110113-C00256.png) 1981-12-24
IT1114947B (it) 1986-02-03
GB1542058A (en) 1979-03-14
JPS5384881A (en) 1978-07-26
BE862371A (fr) 1978-04-14
AU513160B2 (en) 1980-11-20
AR218281A1 (es) 1980-05-30
DE2757528C2 (de) 1993-05-13
NO147980B (no) 1983-04-11
NO147980C (no) 1983-07-20
US4100103A (en) 1978-07-11
FR2375903A1 (fr) 1978-07-28
ATA931377A (de) 1980-09-15
BR7708690A (pt) 1978-08-15
NO774457L (no) 1978-07-03
JPS5935258B2 (ja) 1984-08-28
NL7714610A (nl) 1978-07-04
ES465482A1 (es) 1978-09-16
ZA777103B (en) 1978-09-27
SU965341A3 (ru) 1982-10-07
DE2757528A1 (de) 1978-07-06

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