PT91152A - Papel de copia sensivel a pressao - Google Patents

Papel de copia sensivel a pressao

Info

Publication number
PT91152A
PT91152A PT91152A PT9115289A PT91152A PT 91152 A PT91152 A PT 91152A PT 91152 A PT91152 A PT 91152A PT 9115289 A PT9115289 A PT 9115289A PT 91152 A PT91152 A PT 91152A
Authority
PT
Portugal
Prior art keywords
pressure
copy paper
sensitive copying
filler loading
paper
Prior art date
Application number
PT91152A
Other languages
English (en)
Inventor
John Brian Cooper
Janet Somerville Stirling
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=PT91152(A) "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
Publication of PT91152A publication Critical patent/PT91152A/pt

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)
  • Liquid Developers In Electrophotography (AREA)
  • Color Television Systems (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
PT91152A 1988-07-13 1989-07-13 Papel de copia sensivel a pressao PT91152A (pt)

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 (1)

Publication Number Publication Date
PT91152A true PT91152A (pt) 1990-02-08

Family

ID=10640355

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91152A PT91152A (pt) 1988-07-13 1989-07-13 Papel de copia sensivel a pressao

Country Status (12)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7727319B2 (en) 2006-04-19 2010-06-01 Crayola Llc Water-based ink system
US7815723B2 (en) 2006-04-19 2010-10-19 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
ES2036346T3 (es) 1993-05-16
DE68903609D1 (de) 1993-01-07
DE68903609T2 (de) 1993-04-01
FI893342A (fi) 1990-01-14
GB8816633D0 (en) 1988-08-17
JPH0263888A (ja) 1990-03-05
US4970192A (en) 1990-11-13
ATE82782T1 (de) 1992-12-15
FI893342A0 (fi) 1989-07-10
EP0352930B1 (en) 1992-11-25
AU3791489A (en) 1990-01-18
ZA895340B (en) 1990-04-25
CA1326133C (en) 1994-01-18
EP0352930A1 (en) 1990-01-31

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Legal Events

Date Code Title Description
FC3A Refusal

Effective date: 19940812