FR2197040B1 - - Google Patents
Info
- Publication number
- FR2197040B1 FR2197040B1 FR7330730A FR7330730A FR2197040B1 FR 2197040 B1 FR2197040 B1 FR 2197040B1 FR 7330730 A FR7330730 A FR 7330730A FR 7330730 A FR7330730 A FR 7330730A FR 2197040 B1 FR2197040 B1 FR 2197040B1
- Authority
- FR
- France
- 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
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
- D21H17/46—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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
- C08G12/32—Melamines
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722241713 DE2241713C3 (de) | 1972-08-24 | 1972-08-24 | Verfahren zur Herstellung saurer kolloidaler Lösungen von Melaminformaldehydharzen |
| DE19732332046 DE2332046C3 (de) | 1973-06-23 | 1973-06-23 | Verfahren zur Herstellung saurer kolloidaler Lösungen von Melamin-Formaldehyd- Harzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2197040A1 FR2197040A1 (en) | 1974-03-22 |
| FR2197040B1 true FR2197040B1 (US20020051482A1-20020502-M00020.png) | 1979-10-19 |
Family
ID=25763742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7330730A Granted FR2197040A1 (en) | 1972-08-24 | 1973-08-24 | Melamine/formaldehyde acidic colloidal soln. prepn. - storage stable, used in paper prodn. to increase wet strength |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4009706A (en) * | 1976-06-18 | 1977-03-01 | American Cyanamid Company | Synthetic organic flocculants to clarify raw sugar liquor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3117106A (en) * | 1959-12-22 | 1964-01-07 | American Cyanamid Co | Water dispersible acid form melamine-formaldehyde resins |
| GB1012319A (en) * | 1962-06-01 | 1965-12-08 | British Industrial Plastics | Water-soluble modified melamine-formaldehyde resins |
-
1973
- 1973-08-21 CH CH1203873A patent/CH584242A5/xx not_active IP Right Cessation
- 1973-08-22 CA CA179,447A patent/CA1012666A/en not_active Expired
- 1973-08-23 SE SE7311483A patent/SE405365B/xx unknown
- 1973-08-24 JP JP9452773A patent/JPS4993476A/ja active Pending
- 1973-08-24 FR FR7330730A patent/FR2197040A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2197040A1 (en) | 1974-03-22 |
| SE405365B (sv) | 1978-12-04 |
| CH584242A5 (US20020051482A1-20020502-M00020.png) | 1977-01-31 |
| CA1012666A (en) | 1977-06-21 |
| JPS4993476A (US20020051482A1-20020502-M00020.png) | 1974-09-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |