ZA753750B - Improvements in plasterboard manufacture - Google Patents

Improvements in plasterboard manufacture

Info

Publication number
ZA753750B
ZA753750B ZA00753750A ZA753750A ZA753750B ZA 753750 B ZA753750 B ZA 753750B ZA 00753750 A ZA00753750 A ZA 00753750A ZA 753750 A ZA753750 A ZA 753750A ZA 753750 B ZA753750 B ZA 753750B
Authority
ZA
South Africa
Prior art keywords
plasterboard manufacture
plasterboard
manufacture
Prior art date
Application number
ZA00753750A
Other languages
English (en)
Inventor
F Boot
J Baines
A Wain
Original Assignee
Bpb Industries 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
Application filed by Bpb Industries Ltd filed Critical Bpb Industries Ltd
Publication of ZA753750B publication Critical patent/ZA753750B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/36—Linings or coatings, e.g. removable, absorbent linings, permanent anti-stick coatings; Linings becoming a non-permanent layer of the moulded article
    • B28B7/368—Absorbent linings
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/04—Carboxylic acids; Salts, anhydrides or esters thereof
    • 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
ZA00753750A 1974-06-13 1975-06-11 Improvements in plasterboard manufacture ZA753750B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB26321/74A GB1505834A (en) 1974-06-13 1974-06-13 Plasterboard manufacture

Publications (1)

Publication Number Publication Date
ZA753750B true ZA753750B (en) 1976-05-26

Family

ID=10241824

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00753750A ZA753750B (en) 1974-06-13 1975-06-11 Improvements in plasterboard manufacture

Country Status (13)

Country Link
US (1) US4063976A (xx)
JP (1) JPS5620984B2 (xx)
BE (1) BE830053A (xx)
CA (1) CA1051765A (xx)
DE (1) DE2525884B2 (xx)
DK (1) DK155508C (xx)
FI (1) FI57070C (xx)
FR (1) FR2274575A1 (xx)
GB (1) GB1505834A (xx)
IE (1) IE41156B1 (xx)
IT (1) IT1038911B (xx)
SE (1) SE398466B (xx)
ZA (1) ZA753750B (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2929101A (en) 2000-01-05 2001-07-16 Saint-Gobain Technical Fabrics America, Inc. Smooth reinforced cementitious boards and methods of making same
US20050223949A1 (en) * 2004-04-08 2005-10-13 Bailey Kenneth E Jr Starch binder compositions, methods of making the same and products formed therefrom
US9802866B2 (en) 2005-06-09 2017-10-31 United States Gypsum Company Light weight gypsum board
US20110195241A1 (en) * 2005-06-09 2011-08-11 United States Gypsum Company Low Weight and Density Fire-Resistant Gypsum Panel
US11338548B2 (en) 2005-06-09 2022-05-24 United States Gypsum Company Light weight gypsum board
US11306028B2 (en) 2005-06-09 2022-04-19 United States Gypsum Company Light weight gypsum board
US9840066B2 (en) 2005-06-09 2017-12-12 United States Gypsum Company Light weight gypsum board
US8070895B2 (en) 2007-02-12 2011-12-06 United States Gypsum Company Water resistant cementitious article and method for preparing same
US8329308B2 (en) 2009-03-31 2012-12-11 United States Gypsum Company Cementitious article and method for preparing the same
US8323785B2 (en) 2011-02-25 2012-12-04 United States Gypsum Company Lightweight, reduced density fire rated gypsum panels
US20220145542A1 (en) * 2019-04-02 2022-05-12 Kemira Oyj Use of metal chelates as a surface application for abrasion and/or taber stiffness, improvement in paper and paperboard
CN114804800B (zh) * 2022-04-07 2022-12-13 泰山石膏（江阴）有限公司 一种高强度环保纸面石膏板及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307987A (en) * 1959-08-12 1967-03-07 Nat Gypsum Co Process of making a gypsum wallboard having a decreased starch content in the gypsum core
NL256393A (xx) * 1959-10-06 1900-01-01
US3389042A (en) * 1964-02-13 1968-06-18 Nat Gypsum Co Gypsum wallboard and method for producing same
GB1024881A (en) * 1966-11-21 1966-04-06 Inveresk Paper Company Ltd Improvements in insolubilized starch

Also Published As

Publication number Publication date
SE7506739L (sv) 1975-12-14
FI57070B (fi) 1980-02-29
GB1505834A (en) 1978-03-30
FI751764A (xx) 1975-12-14
IT1038911B (it) 1979-11-30
JPS5620984B2 (xx) 1981-05-16
FR2274575B1 (xx) 1982-10-22
DK258175A (da) 1975-12-14
DE2525884B2 (de) 1981-06-04
DK155508C (da) 1989-09-18
FI57070C (fi) 1980-06-10
US4063976A (en) 1977-12-20
CA1051765A (en) 1979-04-03
AU8208375A (en) 1976-12-16
DE2525884A1 (de) 1976-01-02
IE41156L (en) 1975-12-13
BE830053A (fr) 1975-10-01
FR2274575A1 (fr) 1976-01-09
JPS5112817A (xx) 1976-01-31
IE41156B1 (en) 1979-10-24
SE398466B (sv) 1977-12-27
DK155508B (da) 1989-04-17

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