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
Application number
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
Application granted granted Critical
Publication of US3900669A publication Critical patent/US3900669A/en
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)
  • Focusing (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Polyurethanes Or Polyureas (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 (en) 1971-10-21 1971-10-21

Publications (2)

Publication Number Publication Date
US3900669A US3900669A (en) 1975-08-19
US3900669B1 true US3900669B1 (en) 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 (en)
JP (1) JPS4849509A (en)
BE (1) BE790373A (en)
DE (1) DE2251381A1 (en)
ES (1) ES407671A1 (en)
GB (1) GB1396543A (en)

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 (en) * 1977-03-03 1978-09-07 Mead Corp METHOD OF MANUFACTURING PRESSURE-SENSITIVE CARBON-FREE COPY SHEET USING MICROCAPSULES FORMED IN SITU IN A RADIATION-CURABLE Binder
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 (en) 2016-05-25 2017-11-30 Carl Freudenberg Kg Fixable fabrics

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738509A1 (en) * 1977-08-26 1979-03-08 Bayer Ag RESPONSE COPY
JPS6026039B2 (en) * 1977-09-05 1985-06-21 三菱製紙株式会社 Self-coloring pressure-sensitive recording paper
DE2753767C2 (en) * 1977-12-02 1987-01-22 Bayer Ag, 5090 Leverkusen Carbonless carbonless paper and process for its manufacture
GB2058111B (en) * 1979-06-08 1983-08-03 Kanzaki Paper Mfg Co Ltd Microcapsule dispersions
DE3020148A1 (en) * 1980-05-28 1981-12-03 Bayer Ag, 5090 Leverkusen CONCENTRATED MICROCAPSULE SUSPENSIONS FOR REACTION COPY PAPERS
JPS57140638A (en) * 1981-01-27 1982-08-31 Kanzaki Paper Mfg Co Ltd Preparation of microcapsule for pressure sensitive copy paper
JPS583898A (en) * 1981-06-30 1983-01-10 Kanzaki Paper Mfg Co Ltd Manufacture of microcapsule for pressure-sensitive copying 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 (en) * 1986-03-10 1994-03-16 富士写真フイルム株式会社 Method for producing photosensitive microcapsules
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 (en) * 1991-09-16 1993-03-18 Bayer Ag MICROCAPSULES MADE FROM ISOCYANATES WITH GROUPS CONTAINING POLYETHYLENE OXIDE
US5825502A (en) * 1996-10-09 1998-10-20 Teach Screen Software Gmbh Device for close-up photography of surfaces
WO2001045627A1 (en) 1999-12-23 2001-06-28 Hill-Rom Services, Inc. Surgical theater system
DE102008002145A1 (en) 2008-06-02 2009-12-03 Symrise Gmbh & Co. Kg Capsule with organic-inorganic hybrid wall

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 (en) * 1968-06-04 1977-04-05
ES369513A1 (en) * 1968-07-15 1971-06-01 Fuji Photo Film Co Ltd Pressure sensitive copying paper

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 (en) * 1976-02-17 1977-09-16 Stauffer Chemical Co POST-TREATMENT OF POLYURIDE MICROCAPSULES
DE2808904A1 (en) * 1977-03-03 1978-09-07 Mead Corp METHOD OF MANUFACTURING PRESSURE-SENSITIVE CARBON-FREE COPY SHEET USING MICROCAPSULES FORMED IN SITU IN A RADIATION-CURABLE Binder
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 (en) 2016-05-25 2017-11-30 Carl Freudenberg Kg Fixable fabrics

Also Published As

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

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Legal Events

Date Code Title Description
RR Request for reexamination filed

Effective date: 19860811

B1 Reexamination certificate first reexamination