GB687277A - Improvements in mineral coated paper and process of coating paper - Google Patents

Improvements in mineral coated paper and process of coating paper

Info

Publication number
GB687277A
GB687277A GB26581/49A GB2658149A GB687277A GB 687277 A GB687277 A GB 687277A GB 26581/49 A GB26581/49 A GB 26581/49A GB 2658149 A GB2658149 A GB 2658149A GB 687277 A GB687277 A GB 687277A
Authority
GB
United Kingdom
Prior art keywords
paper
mineral coated
coated paper
coating
mineral
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
Application number
GB26581/49A
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.)
Consolidated Water Power and Paper Co
Original Assignee
Consolidated Water Power and Paper Co
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 Consolidated Water Power and Paper Co filed Critical Consolidated Water Power and Paper Co
Publication of GB687277A publication Critical patent/GB687277A/en
Expired 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/52—Addition to the formed paper by contacting paper with a device carrying the material
    • D21H23/64—Addition to the formed paper by contacting paper with a device carrying the material the material being non-fluent at the moment of transfer, e.g. in form of preformed, at least partially hardened coating
    • 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
    • D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
    • D21H19/54—Starch
    • 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
    • D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
    • D21H19/64—Inorganic compounds
    • 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
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/0005—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating
    • D21H5/0025—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating by contact with a device carrying the treating material
    • D21H5/004—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating by contact with a device carrying the treating material the treating material being non-fluent at the moment of transfer, e.g. in form of preformed, at least partially hardened, coating

Landscapes

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

Abstract

687,277. Mineral coated paper. CONSOLIDATED WATER POWER & PAPER CO. May 13, 1947. No. 26581/49. Addition to 687,262. Class 96. The invention of the parent Specification is modified in that the thixotropic coating composition has a solids content of 50 to 62 per cent. and an enzyme-modified starch content of 60 to 300 parts based on 970 of mineral pigment. It may be applied at a web speed of 800 to 1,000 ft. per min.
GB26581/49A 1939-06-23 1947-05-13 Improvements in mineral coated paper and process of coating paper Expired GB687277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US283777XA 1939-06-23 1939-06-23

Publications (1)

Publication Number Publication Date
GB687277A true GB687277A (en) 1953-02-11

Family

ID=21843117

Family Applications (2)

Application Number Title Priority Date Filing Date
GB26581/49A Expired GB687277A (en) 1939-06-23 1947-05-13 Improvements in mineral coated paper and process of coating paper
GB12879/47A Expired GB687262A (en) 1939-06-23 1947-05-13 Improvements in or relating to a mineral coated paper

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB12879/47A Expired GB687262A (en) 1939-06-23 1947-05-13 Improvements in or relating to a mineral coated paper

Country Status (5)

Country Link
BE (1) BE473627A (en)
CH (2) CH283777A (en)
FR (1) FR1011633A (en)
GB (2) GB687277A (en)
NL (1) NL71526C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112681C (en) * 1958-02-11

Also Published As

Publication number Publication date
BE473627A (en)
FR1011633A (en) 1952-06-25
CH283777A (en) 1952-06-30
GB687262A (en) 1953-02-11
NL71526C (en)
CH286513A (en) 1952-10-31

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