FI822624L - Pappersframstaellning - Google Patents
PappersframstaellningInfo
- Publication number
- FI822624L FI822624L FI822624A FI822624A FI822624L FI 822624 L FI822624 L FI 822624L FI 822624 A FI822624 A FI 822624A FI 822624 A FI822624 A FI 822624A FI 822624 L FI822624 L FI 822624L
- Authority
- FI
- Finland
- Prior art keywords
- pappersframstaellning
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
- D21H23/765—Addition of all compounds to the pulp
-
- 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
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/47—Condensation polymers of aldehydes or ketones
- D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
- D21H17/51—Triazines, e.g. melamine
-
- 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
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/55—Polyamides; Polyaminoamides; Polyester-amides
-
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Making Paper Articles (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8123144 | 1981-07-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI822624A0 FI822624A0 (fi) | 1982-07-27 |
FI822624L true FI822624L (fi) | 1983-01-29 |
Family
ID=10523537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI822624A FI822624L (fi) | 1981-07-28 | 1982-07-27 | Pappersframstaellning |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0071392A1 (fi) |
JP (1) | JPS5823997A (fi) |
FI (1) | FI822624L (fi) |
NO (1) | NO822573L (fi) |
ZA (1) | ZA825294B (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4859527A (en) * | 1986-05-29 | 1989-08-22 | Air Products And Chemicals, Inc. | Cellulosic nonwoven products of enhanced water and/or solvent resistance by pretreatment of the cellulosic fibers |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1270943B (de) * | 1964-01-15 | 1968-06-20 | Eastman Kodak Co | Verfahren zur Herstellung von nassfesten, formaldehydfreien Papieren |
US3448005A (en) * | 1965-01-04 | 1969-06-03 | Weyerhaeuser Co | Process of forming wet strength paper containing a cationic resin and fumarated unsaturated oil |
US3704006A (en) * | 1971-01-25 | 1972-11-28 | Kenics Corp | Dispersion producing method |
DE2745709A1 (de) * | 1976-10-14 | 1978-04-20 | British Industrial Plastics | Gebundenes faserartiges material |
-
1982
- 1982-07-21 EP EP82303814A patent/EP0071392A1/en not_active Withdrawn
- 1982-07-23 ZA ZA825294A patent/ZA825294B/xx unknown
- 1982-07-27 JP JP57131080A patent/JPS5823997A/ja active Pending
- 1982-07-27 FI FI822624A patent/FI822624L/fi not_active Application Discontinuation
- 1982-07-27 NO NO822573A patent/NO822573L/no unknown
Also Published As
Publication number | Publication date |
---|---|
ZA825294B (en) | 1983-05-25 |
NO822573L (no) | 1983-01-31 |
FI822624A0 (fi) | 1982-07-27 |
EP0071392A1 (en) | 1983-02-09 |
JPS5823997A (ja) | 1983-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: BIP CHEMICALS LIMITED |