CA1087080A - Starch-coated paper and gypsum wallboard prepared therewith - Google Patents

Starch-coated paper and gypsum wallboard prepared therewith

Info

Publication number
CA1087080A
CA1087080A CA294,683A CA294683A CA1087080A CA 1087080 A CA1087080 A CA 1087080A CA 294683 A CA294683 A CA 294683A CA 1087080 A CA1087080 A CA 1087080A
Authority
CA
Canada
Prior art keywords
coating composition
calcium sulfate
process according
cover sheet
starch
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
CA294,683A
Other languages
English (en)
French (fr)
Inventor
William J. Long
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.)
United States Gypsum Co
Original Assignee
United States Gypsum 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
Priority claimed from US05/770,149 external-priority patent/US4117183A/en
Application filed by United States Gypsum Co filed Critical United States Gypsum Co
Application granted granted Critical
Publication of CA1087080A publication Critical patent/CA1087080A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
    • E04C2/043—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of plaster

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)
  • Paper (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)
CA294,683A 1977-02-18 1978-01-10 Starch-coated paper and gypsum wallboard prepared therewith Expired CA1087080A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/770,149 US4117183A (en) 1974-07-23 1977-02-18 Starch-coated paper and gypsum wallboard prepared therewith
US770,149 1985-08-27

Publications (1)

Publication Number Publication Date
CA1087080A true CA1087080A (en) 1980-10-07

Family

ID=25087636

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294,683A Expired CA1087080A (en) 1977-02-18 1978-01-10 Starch-coated paper and gypsum wallboard prepared therewith

Country Status (13)

Country Link
JP (1) JPS53122806A (da)
AU (1) AU510925B2 (da)
BE (1) BE864079A (da)
CA (1) CA1087080A (da)
DE (1) DE2806923A1 (da)
DK (1) DK69378A (da)
FR (1) FR2380876A1 (da)
GB (1) GB1573871A (da)
MX (1) MX149542A (da)
NO (1) NO150767C (da)
NZ (1) NZ186253A (da)
SE (1) SE427833B (da)
ZA (1) ZA78937B (da)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5290350A (en) * 1990-11-28 1994-03-01 Rhone-Poulenc Chimie Insulating shaped articles comprising inorganic fibrous matrices and xanthan gum/cationic starch binders
US12371371B2 (en) 2020-04-02 2025-07-29 Gold Bond Building Products, Llc Method of forming a gypsum panel including a starch layer

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ571510A (en) * 2006-03-23 2012-05-25 Hercules Inc Improved paper for gypsum wallboard
WO2010151499A1 (en) * 2009-06-22 2010-12-29 Hercules Incorporated Seed crystal coating for gypsum wallboard facing
DK2694283T3 (da) * 2011-04-01 2017-05-01 Knauf Gips Kg Karton med optimeret gipskernehæftning
US11186067B2 (en) * 2018-08-14 2021-11-30 United States Gypsum Company Gypsum board from gypsum having high level of chloride salt and a starch layer and methods associated therewith
US11186066B2 (en) 2018-08-14 2021-11-30 United States Gypsum Company Gypsum board from gypsum having high level of chloride salt and a perforated sheet and methods associated therewith
US11993054B2 (en) 2019-11-05 2024-05-28 United States Gypsum Company Method of preparing gypsum wallboard from high salt gypsum, and related product
US11891336B2 (en) 2019-11-22 2024-02-06 United States Gypsum Company Gypsum board containing high absorption paper and related methods

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2220639A1 (en) * 1973-03-09 1974-10-04 United States Gypsum Co Paper coated gypsum board mfr. - by slip casting, the paper being locally precoated discontinuously with starch
JPS5721465B2 (da) * 1973-03-14 1982-05-07

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5290350A (en) * 1990-11-28 1994-03-01 Rhone-Poulenc Chimie Insulating shaped articles comprising inorganic fibrous matrices and xanthan gum/cationic starch binders
US12371371B2 (en) 2020-04-02 2025-07-29 Gold Bond Building Products, Llc Method of forming a gypsum panel including a starch layer

Also Published As

Publication number Publication date
MX149542A (es) 1983-11-23
ZA78937B (en) 1979-03-28
FR2380876A1 (fr) 1978-09-15
NO780539L (no) 1978-08-21
FR2380876B1 (da) 1983-06-10
BE864079A (fr) 1978-06-16
SE427833B (sv) 1983-05-09
DE2806923A1 (de) 1978-08-24
NO150767B (no) 1984-09-03
NO150767C (no) 1984-12-12
DK69378A (da) 1978-08-19
AU510925B2 (en) 1980-07-17
AU3305278A (en) 1979-08-16
SE7801477L (sv) 1978-08-19
NZ186253A (en) 1980-03-05
GB1573871A (en) 1980-08-28
JPS53122806A (en) 1978-10-26

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Legal Events

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