CA2038511A1 - Deionized clay and calcium carbonate and paper coatings containing the same - Google Patents

Deionized clay and calcium carbonate and paper coatings containing the same

Info

Publication number
CA2038511A1
CA2038511A1 CA 2038511 CA2038511A CA2038511A1 CA 2038511 A1 CA2038511 A1 CA 2038511A1 CA 2038511 CA2038511 CA 2038511 CA 2038511 A CA2038511 A CA 2038511A CA 2038511 A1 CA2038511 A1 CA 2038511A1
Authority
CA
Canada
Prior art keywords
calcium carbonate
same
paper coatings
coatings containing
clay
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.)
Granted
Application number
CA 2038511
Other languages
French (fr)
Other versions
CA2038511C (en
Inventor
Gary P. Fugitt
Michael J. Whalen-Shaw
Dale B. Uhrig
Dene H. Taylor
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.)
WestRock MWV LLC
Original Assignee
Mead Corp
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 Mead Corp filed Critical Mead Corp
Publication of CA2038511A1 publication Critical patent/CA2038511A1/en
Application granted granted Critical
Publication of CA2038511C publication Critical patent/CA2038511C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/36—Coatings with pigments
    • D21H19/38—Coatings with pigments characterised by the pigments
    • D21H19/385—Oxides, hydroxides or carbonates
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/36—Coatings with pigments
    • D21H19/38—Coatings with pigments characterised by the pigments
    • D21H19/40—Coatings with pigments characterised by the pigments siliceous, e.g. clays

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Paper (AREA)

Abstract

Paper coatings composition containing highly deionized clay or calcium carbonate are disclosed; the compositions provide equivalent rheology at up to 4% higher solids; the compositions provide enhanced glossability; the highly deionized clay and calcium carbonate are also disclosed.
CA 2038511 1990-03-19 1991-03-18 Deionized clay and calcium carbonate and paper coatings containing the same Expired - Fee Related CA2038511C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49554790A 1990-03-19 1990-03-19
US495,547 1990-03-19

Publications (2)

Publication Number Publication Date
CA2038511A1 true CA2038511A1 (en) 1991-09-20
CA2038511C CA2038511C (en) 2001-06-05

Family

ID=23969038

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2038511 Expired - Fee Related CA2038511C (en) 1990-03-19 1991-03-18 Deionized clay and calcium carbonate and paper coatings containing the same

Country Status (3)

Country Link
EP (1) EP0448332B1 (en)
CA (1) CA2038511C (en)
DE (1) DE69114557T2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0790135A3 (en) * 1996-01-16 1998-12-09 Haindl Papier Gmbh Method of preparing a print-support for contactless ink-jet printing process, paper prepared by this process and use thereof
US8142887B2 (en) * 2008-03-21 2012-03-27 Meadwestvaco Corporation Basecoat and associated paperboard structure
US7749583B2 (en) * 2008-05-28 2010-07-06 Meadwestvaco Corporation Low density paperboard
US8658272B2 (en) 2009-04-21 2014-02-25 Meadwestvaco Corporation Basecoat and associated paperboard structure including a pigment blend of hyper-platy clay and calcined clay
DE102009028520A1 (en) 2009-08-13 2011-02-17 Amberger Kaolinwerke Eduard Kick Gmbh & Co. Kg Removing coloring components made of kaolin, comprises e.g. dispersing a crude kaolin in an aqueous liquid to form an aqueous suspension, centrifuging the suspension for a particle size classification, and separating the fractions
CN114072555B (en) 2019-05-10 2023-03-28 维实洛克Mwv有限责任公司 Smooth and low density paperboard structure and method of making same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3468698A (en) * 1965-01-05 1969-09-23 Mead Corp Process of producing pigment coated paper

Also Published As

Publication number Publication date
DE69114557D1 (en) 1995-12-21
EP0448332A1 (en) 1991-09-25
DE69114557T2 (en) 1996-06-20
CA2038511C (en) 2001-06-05
EP0448332B1 (en) 1995-11-15

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Legal Events

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EEER Examination request
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