DE2263125C2 - Verfahren zur kontinuierlichen Herstellung von Harnstoff-Formaldehyd-Kondensaten - Google Patents
Verfahren zur kontinuierlichen Herstellung von Harnstoff-Formaldehyd-KondensatenInfo
- Publication number
- DE2263125C2 DE2263125C2 DE2263125A DE2263125A DE2263125C2 DE 2263125 C2 DE2263125 C2 DE 2263125C2 DE 2263125 A DE2263125 A DE 2263125A DE 2263125 A DE2263125 A DE 2263125A DE 2263125 C2 DE2263125 C2 DE 2263125C2
- Authority
- DE
- Germany
- Prior art keywords
- urea
- formaldehyde
- resins
- total
- stage
- 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
- 229920001807 Urea-formaldehyde Polymers 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 24
- 238000010924 continuous production Methods 0.000 title claims description 5
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 title claims 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 130
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 55
- 239000004202 carbamide Substances 0.000 claims description 55
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 54
- 229920005989 resin Polymers 0.000 claims description 40
- 239000011347 resin Substances 0.000 claims description 40
- 239000000047 product Substances 0.000 claims description 33
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 28
- 239000000243 solution Substances 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000007795 chemical reaction product Substances 0.000 claims description 17
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 14
- 235000019253 formic acid Nutrition 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000006482 condensation reaction Methods 0.000 claims description 4
- 150000007529 inorganic bases Chemical class 0.000 claims description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 4
- 230000009969 flowable effect Effects 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000012736 aqueous medium Substances 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 1
- 239000007859 condensation product Substances 0.000 claims 1
- 239000002609 medium Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 16
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 12
- 239000011120 plywood Substances 0.000 description 11
- 239000010935 stainless steel Substances 0.000 description 11
- 239000011093 chipboard Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- 239000002023 wood Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 description 6
- 235000019270 ammonium chloride Nutrition 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical class [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
- 239000010875 treated wood Substances 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Classifications
-
- 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
- C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
- C08G12/12—Ureas; Thioureas
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT32957/71A IT951962B (it) | 1971-12-27 | 1971-12-27 | Procedimento per la preparazione di resine da urea e formaldeide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2263125A1 DE2263125A1 (de) | 1973-07-19 |
| DE2263125C2 true DE2263125C2 (de) | 1982-12-23 |
Family
ID=11236210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2263125A Expired DE2263125C2 (de) | 1971-12-27 | 1972-12-22 | Verfahren zur kontinuierlichen Herstellung von Harnstoff-Formaldehyd-Kondensaten |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3842039A (enExample) |
| JP (1) | JPS5019159B2 (enExample) |
| CA (1) | CA971696A (enExample) |
| CH (1) | CH589676A5 (enExample) |
| DE (1) | DE2263125C2 (enExample) |
| FR (1) | FR2165995B1 (enExample) |
| GB (1) | GB1376388A (enExample) |
| IT (1) | IT951962B (enExample) |
| NL (1) | NL172556C (enExample) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3979362A (en) * | 1970-09-11 | 1976-09-07 | Blount David H | Process for the production of silico-amino compounds and their condensation products |
| US4022727A (en) * | 1974-01-25 | 1977-05-10 | Trw Inc. | Thermoplastic resinoid hot melt compositions |
| US4033935A (en) * | 1975-03-17 | 1977-07-05 | Blount David H | Process for the production of amino silicate compounds and their condensation products |
| US3996190A (en) * | 1975-09-15 | 1976-12-07 | Allied Chemical Corporation | Formaldehyde fume abatement in the production of urea/formaldehyde molding resins |
| US4161467A (en) * | 1976-10-12 | 1979-07-17 | Teukros A.G. | Reactive catalyst for amino resins |
| US4162178A (en) * | 1976-10-12 | 1979-07-24 | Teukros A.G. | Reactive catalyst for amino resins |
| DE2825590C2 (de) * | 1978-06-10 | 1983-05-05 | Th. Goldschmidt Ag, 4300 Essen | Verfahren zur Herstellung von wärmehärtbaren Harnstoff-Formaldehyd-Harzen und deren Verwendung |
| JPS5531837A (en) * | 1978-08-25 | 1980-03-06 | Sumitomo Chem Co Ltd | Preparation of thermosetting resin aqueous solution |
| ES8106163A1 (es) * | 1980-08-18 | 1981-08-01 | Patentes Novedades Sa | Procedimiento de preparacion de una resina ureaformaldehido de baja pegajosidad |
| US4381368A (en) * | 1982-02-16 | 1983-04-26 | Spurlock Harold N | Process for the preparation of urea-formaldehyde resins |
| US4482699A (en) * | 1983-07-25 | 1984-11-13 | Borden, Inc. | Low emitting aqueous formulations of aminoplast resins and processes for manufacturing them |
| US4536245A (en) * | 1983-10-11 | 1985-08-20 | Borden, Inc. | Low formaldehyde emission urea-formaldehyde resins containing a melamine additive |
| GB8404758D0 (en) * | 1984-02-23 | 1984-03-28 | Bip Chemicals Ltd | Resin manufacture |
| US4691001A (en) * | 1984-02-23 | 1987-09-01 | Bip Chemicals, Ltd. | Process for making solid urea-formaldehyde resins |
| GB2192005B (en) * | 1986-06-27 | 1989-12-13 | Ciba Geigy Ag | Process for the preparation of urea-formaldehyde resins |
| GB8715305D0 (en) * | 1987-06-30 | 1987-08-05 | Ciba Geigy Ag | Process |
| US5110898A (en) * | 1988-11-28 | 1992-05-05 | Georgia-Pacific Corporation | Method for manufacturing amino-aldehyde compositions |
| US4960856A (en) * | 1988-11-28 | 1990-10-02 | Georgia-Pacific Corporation | Urea-formaldehyde compositions and method of manufacture |
| GR1005819B (el) * | 2006-05-26 | 2008-02-14 | Chimar (Hellas) �.�. | Αμινοπλαστικες ρητινες υψηλης αποδοσης για λιγνοκυτταρινικα υλικα. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2669551A (en) * | 1953-01-09 | 1954-02-16 | Westinghouse Electric Corp | Urea-formaldehyde resin and method of making same |
| US3067177A (en) * | 1957-10-30 | 1962-12-04 | Montedison Spa | Process for producing concentrated urea-formaldehyde solutions by absorbing gaseous formaldehyde in aqueous urea solutions |
-
1971
- 1971-12-27 IT IT32957/71A patent/IT951962B/it active
-
1972
- 1972-12-20 CH CH1857172A patent/CH589676A5/xx not_active IP Right Cessation
- 1972-12-20 GB GB5896372A patent/GB1376388A/en not_active Expired
- 1972-12-20 CA CA159,581A patent/CA971696A/en not_active Expired
- 1972-12-22 FR FR7245985A patent/FR2165995B1/fr not_active Expired
- 1972-12-22 DE DE2263125A patent/DE2263125C2/de not_active Expired
- 1972-12-26 JP JP734205A patent/JPS5019159B2/ja not_active Expired
- 1972-12-27 NL NLAANVRAGE7217661,A patent/NL172556C/xx not_active IP Right Cessation
- 1972-12-27 US US00318793A patent/US3842039A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3842039A (en) | 1974-10-15 |
| FR2165995A1 (enExample) | 1973-08-10 |
| NL172556B (nl) | 1983-04-18 |
| CA971696A (en) | 1975-07-22 |
| IT951962B (it) | 1973-07-10 |
| JPS4876991A (enExample) | 1973-10-16 |
| JPS5019159B2 (enExample) | 1975-07-04 |
| CH589676A5 (enExample) | 1977-07-15 |
| GB1376388A (en) | 1974-12-04 |
| FR2165995B1 (enExample) | 1976-02-13 |
| NL172556C (nl) | 1983-09-16 |
| NL7217661A (enExample) | 1973-06-29 |
| DE2263125A1 (de) | 1973-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |