CA1098136A - Gypsum products - Google Patents
Gypsum productsInfo
- Publication number
- CA1098136A CA1098136A CA302,237A CA302237A CA1098136A CA 1098136 A CA1098136 A CA 1098136A CA 302237 A CA302237 A CA 302237A CA 1098136 A CA1098136 A CA 1098136A
- Authority
- CA
- Canada
- Prior art keywords
- pitch
- slurry
- organic material
- gypsum
- liquid mixture
- 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
Links
- 239000010440 gypsum Substances 0.000 title claims abstract description 29
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000000203 mixture Substances 0.000 claims abstract description 33
- 239000002002 slurry Substances 0.000 claims abstract description 30
- 239000011368 organic material Substances 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 19
- 239000001993 wax Substances 0.000 claims description 19
- 150000001875 compounds Chemical class 0.000 claims description 10
- 230000006866 deterioration Effects 0.000 claims description 7
- 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 claims description 6
- 239000004200 microcrystalline wax Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 239000012188 paraffin wax Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- 230000004927 fusion Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000470 constituent Substances 0.000 abstract description 3
- 239000008240 homogeneous mixture Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 27
- 238000012360 testing method Methods 0.000 description 16
- 238000004078 waterproofing Methods 0.000 description 5
- 239000010426 asphalt Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 239000006101 laboratory sample Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000009736 wetting Methods 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
- 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
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
- C04B2111/0062—Gypsum-paper board like materials
-
- 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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
- Producing Shaped Articles From Materials (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA77/2579 | 1977-04-29 | ||
| ZA00772579A ZA772579B (en) | 1977-04-29 | 1977-04-29 | Improvements relating to gypsum products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1098136A true CA1098136A (en) | 1981-03-24 |
Family
ID=25571520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA302,237A Expired CA1098136A (en) | 1977-04-29 | 1978-04-28 | Gypsum products |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4140536A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5415934A (cg-RX-API-DMAC7.html) |
| AR (1) | AR218665A1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU507429B2 (cg-RX-API-DMAC7.html) |
| BE (1) | BE866575A (cg-RX-API-DMAC7.html) |
| BR (1) | BR7802716A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1098136A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2818835C2 (cg-RX-API-DMAC7.html) |
| DK (1) | DK146620C (cg-RX-API-DMAC7.html) |
| ES (1) | ES469224A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2388772A1 (cg-RX-API-DMAC7.html) |
| IL (1) | IL54575A (cg-RX-API-DMAC7.html) |
| IN (1) | IN148213B (cg-RX-API-DMAC7.html) |
| LU (1) | LU79549A1 (cg-RX-API-DMAC7.html) |
| MW (1) | MW878A1 (cg-RX-API-DMAC7.html) |
| NL (1) | NL177306C (cg-RX-API-DMAC7.html) |
| NO (1) | NO145158C (cg-RX-API-DMAC7.html) |
| NZ (1) | NZ187118A (cg-RX-API-DMAC7.html) |
| SE (1) | SE426385B (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA772579B (cg-RX-API-DMAC7.html) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56154519A (en) * | 1980-05-02 | 1981-11-30 | Hiroyuki Kanai | Rotary ring for yarn spinning |
| JPS56154521A (en) * | 1980-05-02 | 1981-11-30 | Hiroyuki Kanai | Rotary ring for yarn spinning |
| US4424148A (en) * | 1981-02-17 | 1984-01-03 | United States Gypsum Company | Process for preparing wastes for non-pollutant disposal |
| US4797160A (en) * | 1984-08-31 | 1989-01-10 | University Of Dayton | Phase change compositions |
| AT388550B (de) * | 1987-06-27 | 1989-07-25 | Muanyagipari Kutato Intezet | Verfahren zur hydrophobierung von gipsgegenstaenden |
| US5740666A (en) * | 1989-08-03 | 1998-04-21 | Yamaguchi; Hiroshi | Method and system for controlling the rotational speed of a rotary ring member |
| JPH0375375U (cg-RX-API-DMAC7.html) * | 1989-11-24 | 1991-07-29 | ||
| DE4138627A1 (de) * | 1991-11-25 | 1993-05-27 | Buna Ag | Verfahren zur hydrophobierung von calciumsulfatprodukten |
| CA2116483C (en) * | 1994-02-25 | 1997-07-22 | Lionel Borenstein | Water-resistant gypsum compositions and emulsion for making same |
| GB9700372D0 (en) * | 1997-01-06 | 1997-02-26 | Walker Ind Holdings Limited | Water resistant gypsum compositions and emulsions |
| FR2789678B1 (fr) * | 1999-02-12 | 2001-03-30 | Lafarge Platres | Element de construction a base de platre resistant a l'eau, et procede de fabrication |
| CA2449735C (en) * | 2001-06-04 | 2010-08-17 | Walker Industries Holdings Limited | Wax emulsion formulation and gypsum composition containing same |
| EP1556313B1 (en) * | 2002-10-10 | 2006-12-13 | HRD Corp | An additive to render gypsum board moisture resistant |
| DE102005035515A1 (de) | 2005-07-26 | 2007-02-01 | Sasol Wax Gmbh | O/W Wachsdispersionen und hieraus erhältliche Gipsprodukte |
| US8003717B2 (en) * | 2005-11-10 | 2011-08-23 | Shell Oil Company | Roofing felt composition |
| US9045370B2 (en) | 2011-02-24 | 2015-06-02 | Henry Company Llc | Aqueous wax emulsions having reduced solids content for use in gypsum compositions and building products |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2198776A (en) * | 1936-08-29 | 1940-04-30 | United States Gypsum Co | Water-resistant cementitious product |
| US2464759A (en) * | 1945-03-30 | 1949-03-15 | United States Gypsum Co | Water-repellent coating composition and method of coating |
| US2432963A (en) * | 1945-03-30 | 1947-12-16 | United States Gypsum Co | Water-resistant gypsum products and process of making |
| US2483806A (en) * | 1946-09-18 | 1949-10-04 | Stancal Asphalt & Bitumuls Com | Waterproof concrete composition |
| US2526537A (en) * | 1946-11-16 | 1950-10-17 | United States Gypsum Co | Water-resistant gypsum products and method of making |
| US2526538A (en) * | 1946-11-16 | 1950-10-17 | United States Gypsum Co | Water-resistant gypsum products and method of making |
| US3935021A (en) * | 1973-11-05 | 1976-01-27 | Georgia-Pacific Corporation | Water-resistant gypsum products |
| JPS51115533A (en) * | 1975-04-03 | 1976-10-12 | Mitsubishi Chem Ind | Water repellent gypsum compound |
-
1977
- 1977-04-29 ZA ZA00772579A patent/ZA772579B/xx unknown
-
1978
- 1978-03-01 US US05/882,948 patent/US4140536A/en not_active Expired - Lifetime
- 1978-03-23 MW MW8/78A patent/MW878A1/xx unknown
- 1978-04-25 IL IL54575A patent/IL54575A/xx unknown
- 1978-04-26 NO NO78781454A patent/NO145158C/no unknown
- 1978-04-27 IN IN461/CAL/78A patent/IN148213B/en unknown
- 1978-04-27 ES ES469224A patent/ES469224A1/es not_active Expired
- 1978-04-27 AU AU35501/78A patent/AU507429B2/en not_active Expired
- 1978-04-28 NL NLAANVRAGE7804658,A patent/NL177306C/xx not_active IP Right Cessation
- 1978-04-28 DK DK186778A patent/DK146620C/da not_active IP Right Cessation
- 1978-04-28 BE BE187283A patent/BE866575A/xx not_active IP Right Cessation
- 1978-04-28 NZ NZ187118A patent/NZ187118A/xx unknown
- 1978-04-28 CA CA302,237A patent/CA1098136A/en not_active Expired
- 1978-04-28 FR FR7812801A patent/FR2388772A1/fr active Granted
- 1978-04-28 LU LU79549A patent/LU79549A1/xx unknown
- 1978-04-28 DE DE2818835A patent/DE2818835C2/de not_active Expired
- 1978-04-28 SE SE7804946A patent/SE426385B/sv not_active IP Right Cessation
- 1978-05-01 JP JP5260678A patent/JPS5415934A/ja active Granted
- 1978-05-02 BR BR7802716A patent/BR7802716A/pt unknown
- 1978-05-02 AR AR272000A patent/AR218665A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| SE426385B (sv) | 1983-01-17 |
| BE866575A (fr) | 1978-08-14 |
| NO145158B (no) | 1981-10-19 |
| NO781454L (no) | 1978-10-31 |
| DK146620B (da) | 1983-11-21 |
| DK146620C (da) | 1984-04-30 |
| MW878A1 (en) | 1978-11-08 |
| IN148213B (cg-RX-API-DMAC7.html) | 1980-12-06 |
| NO145158C (no) | 1982-01-27 |
| DE2818835C2 (de) | 1982-10-28 |
| AU507429B2 (en) | 1980-02-14 |
| BR7802716A (pt) | 1978-11-14 |
| NL177306B (nl) | 1985-04-01 |
| ES469224A1 (es) | 1979-10-01 |
| JPS5627461B2 (cg-RX-API-DMAC7.html) | 1981-06-25 |
| IL54575A (en) | 1981-07-31 |
| LU79549A1 (fr) | 1978-11-03 |
| ZA772579B (en) | 1979-01-31 |
| FR2388772A1 (fr) | 1978-11-24 |
| NZ187118A (en) | 1979-10-25 |
| NL7804658A (nl) | 1978-10-31 |
| IL54575A0 (en) | 1978-07-31 |
| AR218665A1 (es) | 1980-06-30 |
| NL177306C (nl) | 1985-09-02 |
| DK186778A (da) | 1978-10-30 |
| FR2388772B1 (cg-RX-API-DMAC7.html) | 1983-11-18 |
| JPS5415934A (en) | 1979-02-06 |
| US4140536A (en) | 1979-02-20 |
| DE2818835A1 (de) | 1978-11-02 |
| SE7804946L (sv) | 1978-10-30 |
| AU3550178A (en) | 1979-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |