US3900669B1 - - Google Patents

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Publication number
US3900669B1
US3900669B1 US29888872A US3900669B1 US 3900669 B1 US3900669 B1 US 3900669B1 US 29888872 A US29888872 A US 29888872A US 3900669 B1 US3900669 B1 US 3900669B1
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US
United States
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 - Lifetime
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English (en)
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 filed Critical
Publication of US3900669A publication Critical patent/US3900669A/en
Application granted granted Critical
Publication of US3900669B1 publication Critical patent/US3900669B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/165—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components characterised by the use of microcapsules; Special solvents for incorporating the ingredients
    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Color Printing (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Focusing (AREA)
US298888A 1971-10-21 1972-10-19 Pressure-sensitive recording sheet with microcapsules having polyurea walls Expired - Lifetime US3900669A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46083483A JPS4849509A (enrdf_load_html_response) 1971-10-21 1971-10-21

Publications (2)

Publication Number Publication Date
US3900669A US3900669A (en) 1975-08-19
US3900669B1 true US3900669B1 (enrdf_load_html_response) 1987-08-04

Family

ID=13803704

Family Applications (2)

Application Number Title Priority Date Filing Date
US298888A Expired - Lifetime US3900669A (en) 1971-10-21 1972-10-19 Pressure-sensitive recording sheet with microcapsules having polyurea walls
US00302047A Expired - Lifetime US3810209A (en) 1971-10-21 1972-10-30 Camera positioning apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
US00302047A Expired - Lifetime US3810209A (en) 1971-10-21 1972-10-30 Camera positioning apparatus

Country Status (6)

Country Link
US (2) US3900669A (enrdf_load_html_response)
JP (1) JPS4849509A (enrdf_load_html_response)
BE (1) BE790373A (enrdf_load_html_response)
DE (1) DE2251381A1 (enrdf_load_html_response)
ES (1) ES407671A1 (enrdf_load_html_response)
GB (1) GB1396543A (enrdf_load_html_response)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046741A (en) * 1976-02-17 1977-09-06 Stauffer Chemical Company Post-treatment of polyurea microcapsules
DE2808904A1 (de) * 1977-03-03 1978-09-07 Mead Corp Verfahren zur herstellung einer druckempfindlichen kohlefreien kopierfolie (copy sheet) unter verwendung von mikrokapseln, die in einem durch bestrahlung haertbaren binder in situ gebildet werden
US4170483A (en) * 1975-08-28 1979-10-09 The Mead Corporation Process for the production of self-contained carbonless copy record sheets and coating composition for use therein
US4191404A (en) * 1977-03-03 1980-03-04 The Mead Corporation Process for producing a pressure-sensitive carbonless copy sheet using microcapsules formed in situ in a radiation curable binder
US4200667A (en) * 1977-03-03 1980-04-29 The Mead Corporation Process for producing a pressure-sensitive carbonless copy sheet using microcapsules formed in situ in a radiation curable binder
US4303719A (en) * 1980-07-29 1981-12-01 Vassiliades Anthony E Chromogenic copy system
US4321093A (en) * 1980-04-04 1982-03-23 The Standard Register Company Moisture-set color developer ink
US4324817A (en) * 1979-07-26 1982-04-13 Bayer Aktiengesellschaft Process for making carbonless copying paper
US4435340A (en) 1981-01-27 1984-03-06 Kanzaki Paper Manufacturing Company Limited Process for preparing microcapsules for pressure sensitive manifold paper
US4483974A (en) * 1982-08-18 1984-11-20 Bayer Aktiengesellschaft Process for the production of stabilized polyisocyanates, the polyisocyanates so-stabilized and their use in the production of polyurethanes
US4547429A (en) * 1983-09-17 1985-10-15 Cassella Aktiengesellschaft Encapsulated salts of acid particles wherein the salt particles are surrounded by a polyurethane/polyurea casing
US4847152A (en) * 1986-10-22 1989-07-11 Bayer Aktiengesellschaft Microcapsules with improved polyurea walls
US4877706A (en) * 1988-05-25 1989-10-31 Xerox Corporation Single component cold pressure fixable encapsulated toner compositions
US4891245A (en) * 1986-03-21 1990-01-02 Koh-I-Noor Rapidograph, Inc. Electrophoretic display particles and a process for their preparation
US4945121A (en) * 1987-08-18 1990-07-31 Koh-I-Noor Radiograph, Inc. Thermosetting dyed latex colorant dispersions
US4970031A (en) * 1988-06-02 1990-11-13 Nok Corporation Process for preparing microcapsules with controlled-release
US5204184A (en) * 1990-09-10 1993-04-20 The Standard Register Company Microencapsulation using tertiary aliphatic isocyanate capsule wall material
US5225118A (en) * 1990-08-15 1993-07-06 Boise Cascade Corporation Process for manufacturing polyurea microcapsules and product therefrom
US5330566A (en) * 1992-02-24 1994-07-19 Appleton Papers Inc. Capsule coating
DE102016006320A1 (de) 2016-05-25 2017-11-30 Carl Freudenberg Kg Fixierbare Flächengebilde

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738509A1 (de) * 1977-08-26 1979-03-08 Bayer Ag Reaktionsdurchschreibepapiere
JPS6026039B2 (ja) * 1977-09-05 1985-06-21 三菱製紙株式会社 自己発色型感圧記録紙
DE2753767C2 (de) * 1977-12-02 1987-01-22 Bayer Ag, 5090 Leverkusen Reaktionsdurchschreibepapier sowie Verfahren zu dessen Herstellung
GB2058111B (en) * 1979-06-08 1983-08-03 Kanzaki Paper Mfg Co Ltd Microcapsule dispersions
DE3020148A1 (de) * 1980-05-28 1981-12-03 Bayer Ag, 5090 Leverkusen Konzentrierte mikrokapselsuspensionen fuer reaktionsdurchschreibepapiere
JPS583898A (ja) * 1981-06-30 1983-01-10 Kanzaki Paper Mfg Co Ltd 感圧複写紙用マイクロカプセルの製造方法
JPS57140638A (en) * 1981-01-27 1982-08-31 Kanzaki Paper Mfg Co Ltd Preparation of microcapsule for pressure sensitive copy paper
US4681806A (en) * 1986-02-13 1987-07-21 Minnesota Mining And Manufacturing Company Particles containing releasable fill material and method of making same
JPH0619555B2 (ja) * 1986-03-10 1994-03-16 富士写真フイルム株式会社 感光性マイクロカプセルの製造方法
CA2012585A1 (en) * 1989-04-14 1990-10-14 The Mead Corporation Preparing high solids cb printing composition by microencapsulation with printing vehicle as continuous phase
DE4130743A1 (de) * 1991-09-16 1993-03-18 Bayer Ag Mikrokapseln aus isocyanaten mit polyethylenoxidhaltigen gruppen
US5825502A (en) * 1996-10-09 1998-10-20 Teach Screen Software Gmbh Device for close-up photography of surfaces
US6639623B2 (en) 1999-12-23 2003-10-28 Hill-Rom Services, Inc. Controls for a surgical theater system
DE102008002145A1 (de) 2008-06-02 2009-12-03 Symrise Gmbh & Co. Kg Kapsel mit organisch-anorganischer Hybridwand

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1453843A (en) * 1921-09-22 1923-05-01 Roy W Johnston Focusing mechanism
US1837704A (en) * 1928-04-19 1931-12-22 Harrie J Dean Apparatus for photographing
US2282768A (en) * 1940-08-03 1942-05-12 Remington Rand Inc Copyholder for document photographing cameras
US2612824A (en) * 1950-08-09 1952-10-07 Jr Walter F Kroemmelbein Television photographic device
US3016308A (en) * 1957-08-06 1962-01-09 Moore Business Forms Inc Recording paper coated with microscopic capsules of coloring material, capsules and method of making
US3429827A (en) * 1962-11-23 1969-02-25 Moore Business Forms Inc Method of encapsulation
JPS5212150B1 (enrdf_load_html_response) * 1968-06-04 1977-04-05
GB1257205A (enrdf_load_html_response) * 1968-07-15 1971-12-15

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170483A (en) * 1975-08-28 1979-10-09 The Mead Corporation Process for the production of self-contained carbonless copy record sheets and coating composition for use therein
US4046741A (en) * 1976-02-17 1977-09-06 Stauffer Chemical Company Post-treatment of polyurea microcapsules
FR2341359A1 (fr) * 1976-02-17 1977-09-16 Stauffer Chemical Co Post-traitement de microcapsules de polyuree
DE2808904A1 (de) * 1977-03-03 1978-09-07 Mead Corp Verfahren zur herstellung einer druckempfindlichen kohlefreien kopierfolie (copy sheet) unter verwendung von mikrokapseln, die in einem durch bestrahlung haertbaren binder in situ gebildet werden
US4191404A (en) * 1977-03-03 1980-03-04 The Mead Corporation Process for producing a pressure-sensitive carbonless copy sheet using microcapsules formed in situ in a radiation curable binder
US4200667A (en) * 1977-03-03 1980-04-29 The Mead Corporation Process for producing a pressure-sensitive carbonless copy sheet using microcapsules formed in situ in a radiation curable binder
US4324817A (en) * 1979-07-26 1982-04-13 Bayer Aktiengesellschaft Process for making carbonless copying paper
US4321093A (en) * 1980-04-04 1982-03-23 The Standard Register Company Moisture-set color developer ink
US4303719A (en) * 1980-07-29 1981-12-01 Vassiliades Anthony E Chromogenic copy system
US4435340A (en) 1981-01-27 1984-03-06 Kanzaki Paper Manufacturing Company Limited Process for preparing microcapsules for pressure sensitive manifold paper
US4483974A (en) * 1982-08-18 1984-11-20 Bayer Aktiengesellschaft Process for the production of stabilized polyisocyanates, the polyisocyanates so-stabilized and their use in the production of polyurethanes
US4547429A (en) * 1983-09-17 1985-10-15 Cassella Aktiengesellschaft Encapsulated salts of acid particles wherein the salt particles are surrounded by a polyurethane/polyurea casing
US4891245A (en) * 1986-03-21 1990-01-02 Koh-I-Noor Rapidograph, Inc. Electrophoretic display particles and a process for their preparation
US4847152A (en) * 1986-10-22 1989-07-11 Bayer Aktiengesellschaft Microcapsules with improved polyurea walls
US4945121A (en) * 1987-08-18 1990-07-31 Koh-I-Noor Radiograph, Inc. Thermosetting dyed latex colorant dispersions
US4877706A (en) * 1988-05-25 1989-10-31 Xerox Corporation Single component cold pressure fixable encapsulated toner compositions
US4970031A (en) * 1988-06-02 1990-11-13 Nok Corporation Process for preparing microcapsules with controlled-release
US5225118A (en) * 1990-08-15 1993-07-06 Boise Cascade Corporation Process for manufacturing polyurea microcapsules and product therefrom
US5324584A (en) * 1990-08-15 1994-06-28 Boise Cascade Corporation Process for manufacturing polyurea microcapsules and product therefrom
US5204184A (en) * 1990-09-10 1993-04-20 The Standard Register Company Microencapsulation using tertiary aliphatic isocyanate capsule wall material
US5330566A (en) * 1992-02-24 1994-07-19 Appleton Papers Inc. Capsule coating
DE102016006320A1 (de) 2016-05-25 2017-11-30 Carl Freudenberg Kg Fixierbare Flächengebilde

Also Published As

Publication number Publication date
DE2251381A1 (de) 1973-04-26
JPS4849509A (enrdf_load_html_response) 1973-07-12
BE790373A (fr) 1973-02-15
US3900669A (en) 1975-08-19
US3810209A (en) 1974-05-07
ES407671A1 (es) 1976-02-16
GB1396543A (en) 1975-06-04

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Legal Events

Date Code Title Description
RR Request for reexamination filed

Effective date: 19860811

B1 Reexamination certificate first reexamination