CH624651A5 - Process for imparting water repellency to plaster structures - Google Patents
Process for imparting water repellency to plaster structures Download PDFInfo
- Publication number
- CH624651A5 CH624651A5 CH1088377A CH1088377A CH624651A5 CH 624651 A5 CH624651 A5 CH 624651A5 CH 1088377 A CH1088377 A CH 1088377A CH 1088377 A CH1088377 A CH 1088377A CH 624651 A5 CH624651 A5 CH 624651A5
- Authority
- CH
- Switzerland
- Prior art keywords
- plaster
- powder
- water
- plaster powder
- polymer
- Prior art date
Links
- 239000011505 plaster Substances 0.000 title claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 24
- 238000000034 method Methods 0.000 title claims description 7
- 239000000843 powder Substances 0.000 claims description 27
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 13
- 229920000642 polymer Polymers 0.000 claims description 9
- 239000005871 repellent Substances 0.000 claims description 9
- 235000011132 calcium sulphate Nutrition 0.000 claims description 7
- 230000002940 repellent Effects 0.000 claims description 4
- 239000001175 calcium sulphate Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004078 waterproofing Methods 0.000 claims description 3
- 229910052925 anhydrite Inorganic materials 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000000047 product Substances 0.000 claims 6
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000002542 deteriorative effect Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000012466 permeate Substances 0.000 claims 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/40—Compounds containing silicon, titanium or zirconium or other organo-metallic compounds; Organo-clays; Organo-inorganic complexes
- C04B24/42—Organo-silicon compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7626882A FR2363532A1 (fr) | 1976-09-07 | 1976-09-07 | Procede d'hydrofugation d'ouvrages en platre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH624651A5 true CH624651A5 (en) | 1981-08-14 |
Family
ID=9177437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1088377A CH624651A5 (en) | 1976-09-07 | 1977-09-06 | Process for imparting water repellency to plaster structures |
Country Status (14)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5654263A (en) * | 1979-10-02 | 1981-05-14 | Kurashiki Boseki Kk | Waterrresistant gypsum formed body |
| DE3429311C1 (de) | 1984-08-09 | 1985-12-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung wasserabweisender poroeser Formkoerper aus Gips |
| DE3704439A1 (de) * | 1987-02-12 | 1988-08-25 | Wacker Chemie Gmbh | Verfahren zur herstellung von wasserabweisenden gegenstaenden aus gips und hydrophobierungsmittel enthaltende gipspulver |
| DE10003495C2 (de) | 2000-01-27 | 2003-04-03 | Wacker Polymer Systems Gmbh | Hydrophobierungsmittel zur Hydrophobierung von gipsgebundenen Baustoffen, Verfahren zu dessen Herstellung sowie dessen Verwendung |
| 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 |
-
1976
- 1976-09-07 FR FR7626882A patent/FR2363532A1/fr active Granted
-
1977
- 1977-08-05 PT PT66896A patent/PT66896B/pt unknown
- 1977-08-05 IT IT26555/77A patent/IT1085699B/it active
- 1977-08-26 IL IL52829A patent/IL52829A/xx unknown
- 1977-09-05 EG EG513/77A patent/EG12807A/xx active
- 1977-09-05 GR GR54300A patent/GR63625B/el unknown
- 1977-09-06 DE DE19772740049 patent/DE2740049A1/de not_active Withdrawn
- 1977-09-06 AR AR269110A patent/AR217445A1/es active
- 1977-09-06 CH CH1088377A patent/CH624651A5/fr not_active IP Right Cessation
- 1977-09-06 AU AU28592/77A patent/AU512195B2/en not_active Expired
- 1977-09-07 GB GB37259/77A patent/GB1581396A/en not_active Expired
- 1977-09-07 BE BE180721A patent/BE858468A/xx unknown
- 1977-09-07 JP JP10687177A patent/JPS5363431A/ja active Pending
- 1977-09-08 BR BR7705937A patent/BR7705937A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GR63625B (en) | 1979-11-27 |
| EG12807A (en) | 1979-12-31 |
| GB1581396A (en) | 1980-12-10 |
| AR217445A1 (es) | 1980-03-31 |
| AU512195B2 (en) | 1980-09-25 |
| PT66896B (fr) | 1979-01-26 |
| BR7705937A (pt) | 1978-07-18 |
| FR2363532A1 (fr) | 1978-03-31 |
| AU2859277A (en) | 1979-05-03 |
| JPS5363431A (en) | 1978-06-06 |
| DE2740049A1 (de) | 1978-03-09 |
| IL52829A (en) | 1981-11-30 |
| IL52829A0 (en) | 1977-10-31 |
| FR2363532B1 (enrdf_load_stackoverflow) | 1982-08-27 |
| PT66896A (fr) | 1977-09-01 |
| BE858468A (fr) | 1978-03-07 |
| IT1085699B (it) | 1985-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |