GB1376388A - Process for the preparation of resins from urea and formaldehyde - Google Patents
Process for the preparation of resins from urea and formaldehydeInfo
- Publication number
- GB1376388A GB1376388A GB5896372A GB5896372A GB1376388A GB 1376388 A GB1376388 A GB 1376388A GB 5896372 A GB5896372 A GB 5896372A GB 5896372 A GB5896372 A GB 5896372A GB 1376388 A GB1376388 A GB 1376388A
- Authority
- GB
- United Kingdom
- Prior art keywords
- plywood
- formaldehyde
- urea
- dec
- resins
- 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
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title abstract 6
- 239000011347 resin Substances 0.000 title abstract 3
- 229920005989 resin Polymers 0.000 title abstract 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 2
- 239000004202 carbamide Substances 0.000 title abstract 2
- 239000011120 plywood Substances 0.000 abstract 3
- 238000001816 cooling Methods 0.000 abstract 1
- 235000013312 flour Nutrition 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- QEVHRUUCFGRFIF-MDEJGZGSSA-N reserpine Chemical compound O([C@H]1[C@@H]([C@H]([C@H]2C[C@@H]3C4=C(C5=CC=C(OC)C=C5N4)CCN3C[C@H]2C1)C(=O)OC)OC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 QEVHRUUCFGRFIF-MDEJGZGSSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 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 (1)
| Publication Number | Publication Date |
|---|---|
| GB1376388A true GB1376388A (en) | 1974-12-04 |
Family
ID=11236210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5896372A Expired GB1376388A (en) | 1971-12-27 | 1972-12-20 | Process for the preparation of resins from urea and formaldehyde |
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) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2192005A (en) * | 1986-06-27 | 1987-12-31 | Ciba Geigy Ag | Process for preparing urea-formaldehyde resins |
| US4968773A (en) * | 1987-06-30 | 1990-11-06 | Dyno Industrier As | Process for the preparation of urea-formaldehyde resins |
Families Citing this family (17)
| 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 |
| 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
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2192005A (en) * | 1986-06-27 | 1987-12-31 | Ciba Geigy Ag | Process for preparing urea-formaldehyde resins |
| GB2192005B (en) * | 1986-06-27 | 1989-12-13 | Ciba Geigy Ag | Process for the preparation of urea-formaldehyde resins |
| US4968772A (en) * | 1986-06-27 | 1990-11-06 | Dyno Industrier As | Process for the preparation of urea-formaldehyde resins |
| US4968773A (en) * | 1987-06-30 | 1990-11-06 | Dyno Industrier As | Process for the preparation of urea-formaldehyde resins |
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 |
| DE2263125C2 (de) | 1982-12-23 |
| CH589676A5 (enExample) | 1977-07-15 |
| FR2165995B1 (enExample) | 1976-02-13 |
| NL172556C (nl) | 1983-09-16 |
| NL7217661A (enExample) | 1973-06-29 |
| DE2263125A1 (de) | 1973-07-19 |
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| SE7705234L (sv) | Forfarande for framstellning av losningar av herdbara karbamid-formaldehydhartser | |
| GB1273616A (en) | Production of 2,2-dimethyl-3-hydroxypropanal | |
| FR2157160A5 (en) | Compressed sheeting - using two press stages to ensure full polymerisation in a continuous process | |
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| GB1060044A (en) | Improvements in and relating to methods of preparing a porous surface for finishing | |
| GB1296716A (enExample) | ||
| GB1405010A (en) | Wood adhesive | |
| RU94012960A (ru) | Способ получения модифицированной карбамидоформальдегидной смолы | |
| GB1049397A (en) | A mixture containing crotonylidenediurea | |
| ES8207577A1 (es) | Procedimiento para la preparacion de esmaltes endurecibles con acido, con emision disminuida de formaldehido. | |
| GB979757A (en) | Improvements in or relating to bonding of materials together by means of urea-formaldehyde adhesives | |
| SU475282A1 (ru) | Способ изготовлени многослойных древесностружечных плит | |
| FR2212411A1 (en) | Weather-resistant wood products - impregnated with a thermosetting resin mixt. not contg. melamine resins | |
| FR2331576A1 (fr) | Liant pour l'encollage du bois | |
| MY102458A (en) | A process for preparing a urea-formaldehyde resin having a very low mole ratio of formaldehyde to urea. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
| PCNP | Patent ceased through non-payment of renewal fee |