FR2182835A1 - Non-efflorescent plaster products - based on calcium sulphate contg sodium salts and organic acid additives - Google Patents

Non-efflorescent plaster products - based on calcium sulphate contg sodium salts and organic acid additives

Info

Publication number: FR2182835A1
Authority: FR; France
Prior art keywords: contg; efflorescent; organic acid; sodium salts; calcium sulphate
Prior art date: 1972-02-24
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

FR7303829A

Other languages

English (en)

Other versions

FR2182835B1 (fr

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.)

Knauf Gips KG

Original Assignee

Gebr Knauf Westdeutsche Gipswerke

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.)

1972-02-24

Filing date

1973-02-02

Publication date

1973-12-14

1973-02-02 Application filed by Gebr Knauf Westdeutsche Gipswerke filed Critical Gebr Knauf Westdeutsche Gipswerke

1973-12-14 Publication of FR2182835A1 publication Critical patent/FR2182835A1/fr

1977-09-02 Application granted granted Critical

1977-09-02 Publication of FR2182835B1 publication Critical patent/FR2182835B1/fr

Status Granted legal-status Critical Current

Links

OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title abstract 3
239000000654 additive Substances 0.000 title 1
235000011132 calcium sulphate Nutrition 0.000 title 1
239000001175 calcium sulphate Substances 0.000 title 1
238000006253 efflorescence Methods 0.000 title 1
150000007524 organic acids Chemical class 0.000 title 1
239000011505 plaster Substances 0.000 title 1
159000000000 sodium salts Chemical class 0.000 title 1
239000002253 acid Substances 0.000 abstract 3
150000007513 acids Chemical class 0.000 abstract 1
229910052925 anhydrite Inorganic materials 0.000 abstract 1
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid group Chemical group C(C1=CC=CC=C1)(=O)O WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/468—Purification of calcium sulfates
- 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
- C04B24/005—Halogen-containing compounds
- 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
- 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
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/123—Amino-carboxylic acids
- 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
- C04B24/16—Sulfur-containing compounds
- C04B24/20—Sulfonated aromatic compounds
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/21—Efflorescence resistance

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Structural Engineering (AREA)
Inorganic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Chemical Kinetics & Catalysis (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Curing Cements, Concrete, And Artificial Stone (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Cosmetics (AREA)

FR7303829A 1972-02-24 1973-02-02 Non-efflorescent plaster products - based on calcium sulphate contg sodium salts and organic acid additives Granted FR2182835A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19722208730 DE2208730B2 (de)	1972-02-24	1972-02-24	Verfahren zur herstellung von praktisch ausbluehungsfreien gipsprodukten

Publications (2)

Publication Number	Publication Date
FR2182835A1 true FR2182835A1 (en)	1973-12-14
FR2182835B1 FR2182835B1 (fr)	1977-09-02

Family

ID=5836955

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7303829A Granted FR2182835A1 (en)	1972-02-24	1973-02-02	Non-efflorescent plaster products - based on calcium sulphate contg sodium salts and organic acid additives

Country Status (5)

Country	Link
BE (1)	BE795294A (fr)
DE (1)	DE2208730B2 (fr)
FR (1)	FR2182835A1 (fr)
NL (1)	NL7300868A (fr)
ZA (1)	ZA731290B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2357499A1 (fr) *	1976-02-26	1978-02-03	Mizusawa Industrial Chem	Element faconne en platre resistant a l'eau et procede pour le fabriquer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2013001038A1 (fr) *	2011-06-29	2013-01-03	Sika Technology Ag	Réduction de la couche pelliculaire dans des compositions de liant à base de sulfate de calcium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE20751C (de) *			F. W. POESTGES in Düsseldorf, Ackerstr. 109	Verfahren zur Herstellung von Massen I für künstliche Steine und Putz und zum Färben j des letzteren
GB458767A (en) *	1935-06-24	1936-12-24	John Stanley Dunn	Improvements in and relating to calcium sulphate plasters
GB484304A (en) *	1936-11-02	1938-05-02	Gyproc Products Ltd	Improvement in plaster of paris compositions
US2605191A (en) *	1950-02-25	1952-07-29	Johnson & Johnson	Method of making plaster of paris product
FR1121125A (fr) *	1955-02-04	1956-07-23		Procédé de traitement du plâtre
US3054687A (en) *	1960-04-14	1962-09-18	Dow Chemical Co	Retardation of set time of aqueous gypsum compositions

0
- BE BE795294D patent/BE795294A/fr not_active IP Right Cessation
1972
- 1972-02-24 DE DE19722208730 patent/DE2208730B2/de not_active Ceased
1973
- 1973-01-22 NL NL7300868A patent/NL7300868A/xx active Search and Examination
- 1973-02-02 FR FR7303829A patent/FR2182835A1/fr active Granted
- 1973-02-23 ZA ZA731290A patent/ZA731290B/xx unknown

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE20751C (de) *			F. W. POESTGES in Düsseldorf, Ackerstr. 109	Verfahren zur Herstellung von Massen I für künstliche Steine und Putz und zum Färben j des letzteren
GB458767A (en) *	1935-06-24	1936-12-24	John Stanley Dunn	Improvements in and relating to calcium sulphate plasters
GB484304A (en) *	1936-11-02	1938-05-02	Gyproc Products Ltd	Improvement in plaster of paris compositions
US2605191A (en) *	1950-02-25	1952-07-29	Johnson & Johnson	Method of making plaster of paris product
FR1121125A (fr) *	1955-02-04	1956-07-23		Procédé de traitement du plâtre
US3054687A (en) *	1960-04-14	1962-09-18	Dow Chemical Co	Retardation of set time of aqueous gypsum compositions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2357499A1 (fr) *	1976-02-26	1978-02-03	Mizusawa Industrial Chem	Element faconne en platre resistant a l'eau et procede pour le fabriquer

Also Published As

Publication number	Publication date
FR2182835B1 (fr)	1977-09-02
DE2208730B2 (de)	1976-10-07
DE2208730A1 (de)	1973-08-30
BE795294A (fr)	1973-05-29
ZA731290B (en)	1974-05-29
NL7300868A (fr)	1973-08-28

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Legal Events

Date	Code	Title	Description
1984-12-21	ST	Notification of lapse