DE68903609D1 - Druckempfindliches kopierpapier. - Google Patents

Druckempfindliches kopierpapier.

Info

Publication number
DE68903609D1
DE68903609D1 DE8989306991T DE68903609T DE68903609D1 DE 68903609 D1 DE68903609 D1 DE 68903609D1 DE 8989306991 T DE8989306991 T DE 8989306991T DE 68903609 T DE68903609 T DE 68903609T DE 68903609 D1 DE68903609 D1 DE 68903609D1
Authority
DE
Germany
Prior art keywords
copy paper
sensitive copy
print sensitive
pressure
paper
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 - Lifetime
Application number
DE8989306991T
Other languages
English (en)
Other versions
DE68903609T2 (de
Inventor
John Brian Cooper
Janet Somerville Stirling
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.)
Arjo Wiggins Ltd
Original Assignee
Wiggins Teape Group Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10640355&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68903609(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wiggins Teape Group Ltd filed Critical Wiggins Teape Group Ltd
Application granted granted Critical
Publication of DE68903609D1 publication Critical patent/DE68903609D1/de
Publication of DE68903609T2 publication Critical patent/DE68903609T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/52—Additives of definite length or shape
    • D21H21/54—Additives of definite length or shape being spherical, e.g. microcapsules, beads
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24893—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including particulate material
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31971—Of carbohydrate
    • Y10T428/31993—Of paper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Color Printing (AREA)
  • Paper (AREA)
  • Color Television Systems (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Liquid Developers In Electrophotography (AREA)
DE8989306991T 1988-07-13 1989-07-10 Druckempfindliches kopierpapier. Expired - Lifetime DE68903609T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888816633A GB8816633D0 (en) 1988-07-13 1988-07-13 Pressure-sensitive copying paper

Publications (2)

Publication Number Publication Date
DE68903609D1 true DE68903609D1 (de) 1993-01-07
DE68903609T2 DE68903609T2 (de) 1993-04-01

Family

ID=10640355

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989306991T Expired - Lifetime DE68903609T2 (de) 1988-07-13 1989-07-10 Druckempfindliches kopierpapier.

Country Status (12)

Country Link
US (1) US4970192A (de)
EP (1) EP0352930B1 (de)
JP (1) JPH0263888A (de)
AT (1) ATE82782T1 (de)
AU (1) AU3791489A (de)
CA (1) CA1326133C (de)
DE (1) DE68903609T2 (de)
ES (1) ES2036346T3 (de)
FI (1) FI893342A (de)
GB (1) GB8816633D0 (de)
PT (1) PT91152A (de)
ZA (1) ZA895340B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7815723B2 (en) 2006-04-19 2010-10-19 Crayola Llc Water-based ink system
US7727319B2 (en) 2006-04-19 2010-06-01 Crayola Llc Water-based ink system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1342839A (en) * 1971-07-15 1974-01-03 British Aluminium Co Ltd Manufacture of paper
GB1600862A (en) * 1977-02-24 1981-10-21 English Clays Lovering Pochin Mineral fillers
JPS5540849A (en) * 1978-09-13 1980-03-22 Shiraishi Kogyo Kaisha Ltd Internally filled paper
FI814197L (fi) * 1981-01-02 1982-07-03 Enriqueta Galceran Vila Foerfarande foer framstaellning och anvaendning av en kristallin produkt
FI71380C (fi) * 1984-03-21 1986-12-19 Kemira Oy Fyllmedels- eller belaeggningspigment och foerfarande foer framstaellning daerav samt papper innehaollande detsamma
JPS61270187A (ja) * 1985-05-24 1986-11-29 Fuji Photo Film Co Ltd 感圧記録シ−ト
JPS61279584A (ja) * 1985-06-06 1986-12-10 Fuji Photo Film Co Ltd 感圧記録シ−ト

Also Published As

Publication number Publication date
CA1326133C (en) 1994-01-18
JPH0263888A (ja) 1990-03-05
EP0352930B1 (de) 1992-11-25
GB8816633D0 (en) 1988-08-17
FI893342A0 (fi) 1989-07-10
ES2036346T3 (es) 1993-05-16
DE68903609T2 (de) 1993-04-01
ZA895340B (en) 1990-04-25
ATE82782T1 (de) 1992-12-15
US4970192A (en) 1990-11-13
EP0352930A1 (de) 1990-01-31
PT91152A (pt) 1990-02-08
FI893342A (fi) 1990-01-14
AU3791489A (en) 1990-01-18

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: ARJO WIGGINS LTD., BASINGSTOKE, HAMPSHIRE, GB