FI69155B - Foerfarande foer framstaellning av gipsslam - Google Patents
Foerfarande foer framstaellning av gipsslam Download PDFInfo
- Publication number
- FI69155B FI69155B FI810311A FI810311A FI69155B FI 69155 B FI69155 B FI 69155B FI 810311 A FI810311 A FI 810311A FI 810311 A FI810311 A FI 810311A FI 69155 B FI69155 B FI 69155B
- Authority
- FI
- Finland
- Prior art keywords
- starch
- gypsum
- carboxymethylcellulose
- derivative
- added
- Prior art date
Links
Classifications
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
-
- 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
- C04B24/24—Macromolecular compounds
- C04B24/38—Polysaccharides or derivatives thereof
- C04B24/383—Cellulose or derivatives 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
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/408—Dispersants
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/52—Cellulose; Derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Claims (8)
1. Förfarande för framställning av ett vid hög hait av fast material pumpbart gipsslam genom att sinsemellan blanda vatten, gips och ett eller flera dispergeringsmedel, k ä n -netecknat av att som dispergeringsmedel tillsättes depolymeriserad stärkelse eller ett derivat därav i en mängd pä högst 3 % av gipsets vikt.
2. Förfarande enligt patentkravet 1,känneteck-n a t av att som depolymeriserad stärkelse eller ett derivat därav tillsättes en med en svra enzvmatiskt eller med ett oxideringsmedel modifierad samt eventuellt substituerad stärkelse.
3. Förfarande enligt patentkravet 1 eller 2, känne-tecknat av att som stärkelsederivat tillsättes en förestrad eller företrad depolymeriserad stärkelse.
4. Förfarande enligt nägot av de föregäende patentkraven, kännetecknat av att som ett derivat av depolymeriserad stärkelse tillsättes stärkelsefosfat.
5. Förfarande enligt nägot av de föregäende patentkraven, kännetecknat av att utöver depolymeriserad stärkelse eller ett derivat därav tillsättes karboximetylcellu-losa.
6. Förfarande enligt nägot av de föregäende patentkraven, kännetecknat av att utöver depolymerad stärkelse eller ett derivat därav tillsättes natriumhexametafosfat. 1 Förfarande enligt nägot av de föregäende patentkraven, kännetecknat av att depolymeriserad stärkelse eller ett derivat därav tillsättes ätminstone ca 0,5 % av gipsets vikt.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI810311A FI69155B (fi) | 1981-02-04 | 1981-02-04 | Foerfarande foer framstaellning av gipsslam |
| DE19823203067 DE3203067A1 (de) | 1981-02-04 | 1982-01-30 | Gipsaufschwemmung |
| SE8200586A SE460672B (sv) | 1981-02-04 | 1982-02-02 | Gipsslam, som aer pumpbart vid hoeg fastaemneshalt |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI810311 | 1981-02-04 | ||
| FI810311A FI69155B (fi) | 1981-02-04 | 1981-02-04 | Foerfarande foer framstaellning av gipsslam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI810311L FI810311L (fi) | 1982-08-05 |
| FI69155B true FI69155B (fi) | 1985-08-30 |
Family
ID=8514093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI810311A FI69155B (fi) | 1981-02-04 | 1981-02-04 | Foerfarande foer framstaellning av gipsslam |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3203067A1 (sv) |
| FI (1) | FI69155B (sv) |
| SE (1) | SE460672B (sv) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8521131D0 (en) * | 1985-08-23 | 1985-10-02 | English Clays Lovering Pochin | Aqueous suspensions of mixtures |
| GB2200900A (en) * | 1987-02-16 | 1988-08-17 | Ecc Int Ltd | Aqueous suspensions of gypsum |
| US4841040A (en) * | 1987-12-09 | 1989-06-20 | Aqualon Company | Phosphated, oxidized starch and use of same as dispersant in aqueous solutions and coating for lithography |
| DE3909070C2 (de) * | 1989-03-20 | 1998-12-17 | Aqualon Gmbh | Additiv für gips- und zementhaltige Massen und dessen Verwendung |
| IT1239048B (it) * | 1990-02-19 | 1993-09-20 | Montefibre Spa | Agglomerati di fibre acriliche a migliorata disperdibilita' in matriciinorganiche viscose |
| DE4027237A1 (de) * | 1990-08-29 | 1992-03-05 | Gypsum Research | Waessrige dispersion von rauchgasgips und verfahren zur herstellung derselben |
| FI923097A (fi) * | 1992-03-31 | 1993-10-01 | Metsae Serla Chemicals Oy | Stabilt cmc-slam |
| DE19541945C1 (de) * | 1995-11-10 | 1997-04-10 | Hoechst Ag | Verdickersystem für Baustoffgemische, Verfahren zu seiner Herstellung und Verwendung |
| FR2748744B1 (fr) * | 1996-05-15 | 1998-08-14 | Roquette Freres | Nouvelle composition de platre contenant un compose amylace |
| DE10209812A1 (de) | 2001-03-22 | 2002-09-26 | Degussa Construction Chem Gmbh | Verwendung von wasserlöslichen Polysaccharid-Derivaten als Dispergiermittel für mineralische Bindemittelsuspensionen |
| US6527850B2 (en) | 2001-04-11 | 2003-03-04 | Arco Chemical Technology L.P. | Use of comb-branched copolymers in gypsum compositions |
| US6869988B2 (en) | 2003-04-16 | 2005-03-22 | Arco Chemical Technology, L.P. | Solid supported comb-branched copolymers as an additive for gypsum compositions |
| ITVA20070018A1 (it) * | 2007-02-16 | 2008-08-17 | Lamberti Spa | Sospensioni acquose concentrate di gesso per la preparazione della carta |
| FI123465B (sv) * | 2009-05-11 | 2013-05-31 | Kemira Oyj | Användning av en sammansättning för förbättring av bläckstråletryckningegenskaper |
| SE545615C2 (en) * | 2021-06-09 | 2023-11-14 | Stora Enso Oyj | Barrier coating comprising a first and a second polysaccharide for paper and paperboard, coated substrate and method for the production thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES433595A1 (es) * | 1975-01-04 | 1976-11-16 | Parrot Montserrat | Procedimiento para la obtencion de una pintura para el es- tucado del papel y carton. |
| HU178565B (en) * | 1977-04-29 | 1982-05-28 | Heves Megyei Tanacsi | Process for producing adhesive,coating or smoothing material for gypsum-containing walls |
| SE441457C (sv) * | 1978-10-30 | 1990-06-18 | Supra Ab | Saett att framstaella slamma foer bestrykningsmedel foer papper, kartong och liknande, innehaallande kalciumsulfat som pigment |
-
1981
- 1981-02-04 FI FI810311A patent/FI69155B/fi not_active Application Discontinuation
-
1982
- 1982-01-30 DE DE19823203067 patent/DE3203067A1/de active Granted
- 1982-02-02 SE SE8200586A patent/SE460672B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI810311L (fi) | 1982-08-05 |
| DE3203067A1 (de) | 1982-08-26 |
| DE3203067C2 (sv) | 1990-10-25 |
| SE8200586L (sv) | 1982-08-05 |
| SE460672B (sv) | 1989-11-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Application withdrawn |
Owner name: KEMIRA OY |