FI902129A0 - Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt. - Google Patents
Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt.Info
- Publication number
- FI902129A0 FI902129A0 FI902129A FI902129A FI902129A0 FI 902129 A0 FI902129 A0 FI 902129A0 FI 902129 A FI902129 A FI 902129A FI 902129 A FI902129 A FI 902129A FI 902129 A0 FI902129 A0 FI 902129A0
- Authority
- FI
- Finland
- Prior art keywords
- stormolekylvikt
- papprets
- fyllmedelsaemnesretention
- finfiber
- akrylamidpolymerer
- 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
- 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 |
---|---|---|---|
US39722489A | 1989-08-23 | 1989-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FI902129A0 true FI902129A0 (fi) | 1990-04-27 |
Family
ID=23570335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI902129A FI902129A0 (fi) | 1989-08-23 | 1990-04-27 | Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0414496A1 (es) |
AU (1) | AU5113090A (es) |
CA (1) | CA2005896A1 (es) |
FI (1) | FI902129A0 (es) |
MX (1) | MX174066B (es) |
ZA (1) | ZA902389B (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5169497A (en) * | 1991-10-07 | 1992-12-08 | Nalco Chemical Company | Application of enzymes and flocculants for enhancing the freeness of paper making pulp |
WO2001063050A1 (en) * | 2000-02-24 | 2001-08-30 | Calgon Corporation | An organic coagulant composition for treating coated broke |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI272374A (es) * | 1973-10-01 | 1975-04-02 | Calgon Corp | |
JPH0615757B2 (ja) * | 1985-04-30 | 1994-03-02 | 住友化学工業株式会社 | 紙の製造方法 |
KR0159921B1 (ko) * | 1988-10-03 | 1999-01-15 | 마이클 비. 키한 | 양이온성 및 음이온성 중합체의 혼합물, 그 제법 및 종이용 건조강도 개선 첨가제로서의 용도 |
-
1989
- 1989-12-18 CA CA002005896A patent/CA2005896A1/en not_active Abandoned
-
1990
- 1990-03-07 AU AU51130/90A patent/AU5113090A/en not_active Abandoned
- 1990-03-28 ZA ZA902389A patent/ZA902389B/xx unknown
- 1990-04-27 FI FI902129A patent/FI902129A0/fi not_active Application Discontinuation
- 1990-04-30 MX MX020530A patent/MX174066B/es unknown
- 1990-08-21 EP EP90309154A patent/EP0414496A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA2005896A1 (en) | 1991-02-23 |
ZA902389B (en) | 1991-03-27 |
AU5113090A (en) | 1991-02-28 |
MX174066B (es) | 1994-04-19 |
EP0414496A1 (en) | 1991-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: NALCO CHEMICAL COMPANY |