ES346541A1 - Un procedimiento para aumentar las propiedades de escurridoen fibras celulosicas suspendidas en un medio acuoso. - Google Patents
Un procedimiento para aumentar las propiedades de escurridoen fibras celulosicas suspendidas en un medio acuoso.Info
- Publication number
- ES346541A1 ES346541A1 ES346541A ES346541A ES346541A1 ES 346541 A1 ES346541 A1 ES 346541A1 ES 346541 A ES346541 A ES 346541A ES 346541 A ES346541 A ES 346541A ES 346541 A1 ES346541 A1 ES 346541A1
- Authority
- ES
- Spain
- Prior art keywords
- aqueous suspension
- cellulosic fibers
- increasing drainage
- drainage
- increasing
- 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
- 239000007900 aqueous suspension Substances 0.000 title 1
- 239000000835 fiber Substances 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 125000004985 dialkyl amino alkyl group Chemical group 0.000 abstract 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
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
- 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
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
-
- 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
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61157567A | 1967-01-25 | 1967-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES346541A1 true ES346541A1 (es) | 1968-12-16 |
Family
ID=24449564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES346541A Expired ES346541A1 (es) | 1967-01-25 | 1967-10-28 | Un procedimiento para aumentar las propiedades de escurridoen fibras celulosicas suspendidas en un medio acuoso. |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1621700A1 (es) |
| ES (1) | ES346541A1 (es) |
| GB (1) | GB1195737A (es) |
| SE (1) | SE354087B (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4894119A (en) * | 1985-04-10 | 1990-01-16 | Drew Chemical Corporation | Retention and/or drainage and/or dewatering aid |
| EP0277728A3 (en) * | 1987-01-30 | 1988-08-17 | Calgon Corporation | Drainage and retention aids for newsprint furnishes |
-
1967
- 1967-10-06 GB GB4594467A patent/GB1195737A/en not_active Expired
- 1967-10-12 DE DE19671621700 patent/DE1621700A1/de active Pending
- 1967-10-27 SE SE1474867A patent/SE354087B/xx unknown
- 1967-10-28 ES ES346541A patent/ES346541A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1195737A (en) | 1970-06-24 |
| DE1621700A1 (de) | 1971-07-08 |
| SE354087B (es) | 1973-02-26 |
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