DE1167022B - Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate - Google Patents
Verfahren zur Herstellung modifizierter Melaminharz-VorkondensateInfo
- Publication number
- DE1167022B DE1167022B DEH33890A DEH0033890A DE1167022B DE 1167022 B DE1167022 B DE 1167022B DE H33890 A DEH33890 A DE H33890A DE H0033890 A DEH0033890 A DE H0033890A DE 1167022 B DE1167022 B DE 1167022B
- Authority
- DE
- Germany
- Prior art keywords
- melamine
- amide
- water
- formaldehyde
- acid
- 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.)
- Pending
Links
- 229920000877 Melamine resin Polymers 0.000 title claims description 40
- 239000004640 Melamine resin Substances 0.000 title claims description 15
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000034 method Methods 0.000 title claims description 9
- 150000007974 melamines Chemical class 0.000 title claims description 7
- 230000008569 process Effects 0.000 title claims description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 39
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 17
- 229920000768 polyamine Polymers 0.000 claims description 13
- 239000004952 Polyamide Substances 0.000 claims description 12
- 229920002647 polyamide Polymers 0.000 claims description 12
- 238000009833 condensation Methods 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 8
- 125000003277 amino group Chemical group 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 5
- 150000003628 tricarboxylic acids Chemical class 0.000 claims description 5
- 125000001931 aliphatic group Chemical group 0.000 claims description 4
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 claims description 2
- 150000001408 amides Chemical group 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 239000000243 solution Substances 0.000 description 16
- 229920005989 resin Polymers 0.000 description 15
- 239000011347 resin Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000002253 acid Substances 0.000 description 11
- 150000001412 amines Chemical class 0.000 description 11
- 239000007795 chemical reaction product Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- 239000000047 product Substances 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 9
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 8
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 235000019441 ethanol Nutrition 0.000 description 6
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 6
- 238000010790 dilution Methods 0.000 description 5
- 239000012895 dilution Substances 0.000 description 5
- 239000000123 paper Substances 0.000 description 5
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 235000019253 formic acid Nutrition 0.000 description 4
- 239000003607 modifier Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- VIZORQUEIQEFRT-UHFFFAOYSA-N Diethyl adipate Chemical compound CCOC(=O)CCCCC(=O)OCC VIZORQUEIQEFRT-UHFFFAOYSA-N 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000008098 formaldehyde solution Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 2
- ASFAFOSQXBRFMV-LJQANCHMSA-N 3-n-(2-benzyl-1,3-dihydroxypropan-2-yl)-1-n-[(1r)-1-(4-fluorophenyl)ethyl]-5-[methyl(methylsulfonyl)amino]benzene-1,3-dicarboxamide Chemical compound N([C@H](C)C=1C=CC(F)=CC=1)C(=O)C(C=1)=CC(N(C)S(C)(=O)=O)=CC=1C(=O)NC(CO)(CO)CC1=CC=CC=C1 ASFAFOSQXBRFMV-LJQANCHMSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000001361 adipic acid Substances 0.000 description 2
- 235000011037 adipic acid Nutrition 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- QMKYBPDZANOJGF-UHFFFAOYSA-N benzene-1,3,5-tricarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(C(O)=O)=C1 QMKYBPDZANOJGF-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000012084 conversion product Substances 0.000 description 2
- SYHPANJAVIEQQL-UHFFFAOYSA-N dicarboxy carbonate Chemical compound OC(=O)OC(=O)OC(O)=O SYHPANJAVIEQQL-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- GKQPCPXONLDCMU-CCEZHUSRSA-N lacidipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OCC)C1C1=CC=CC=C1\C=C\C(=O)OC(C)(C)C GKQPCPXONLDCMU-CCEZHUSRSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- NIDNOXCRFUCAKQ-UMRXKNAASA-N (1s,2r,3s,4r)-bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1[C@H]2C=C[C@@H]1[C@H](C(=O)O)[C@@H]2C(O)=O NIDNOXCRFUCAKQ-UMRXKNAASA-N 0.000 description 1
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 1
- MJVIZWIQHKRBPI-UHFFFAOYSA-N 1-(aziridin-1-yl)but-3-en-2-ol Chemical compound C=CC(O)CN1CC1 MJVIZWIQHKRBPI-UHFFFAOYSA-N 0.000 description 1
- LWEAHXKXKDCSIE-UHFFFAOYSA-M 2,3-di(propan-2-yl)naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S([O-])(=O)=O)=C(C(C)C)C(C(C)C)=CC2=C1 LWEAHXKXKDCSIE-UHFFFAOYSA-M 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000428199 Mustelinae Species 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical class NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009435 amidation Effects 0.000 description 1
- 238000007112 amidation reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 229940075397 calomel Drugs 0.000 description 1
- 150000003857 carboxamides Chemical class 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 125000001841 imino group Chemical group [H]N=* 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- -1 nitrogen gas Amide Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002023 wood 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
- C08G12/46—Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds
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)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL241524D NL241524A (en, 2012) | 1958-07-25 | ||
| BE580481D BE580481A (en, 2012) | 1958-07-25 | ||
| LU37318D LU37318A1 (en, 2012) | 1958-07-25 | ||
| DEH33890A DE1167022B (de) | 1958-07-25 | 1958-07-25 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
| DEH35663A DE1292395B (de) | 1958-07-25 | 1959-02-19 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
| CH7361059A CH414163A (de) | 1958-07-25 | 1959-05-26 | Verfahren zur Herstellung modifizierter Melaminharze |
| US828458A US3130178A (en) | 1958-07-25 | 1959-07-21 | Process for the preparation of modified melamine resins |
| FR800677A FR1230883A (fr) | 1958-07-25 | 1959-07-21 | Procédé de préparation de résines de mélamine modifiées |
| GB25419/59A GB877670A (en) | 1958-07-25 | 1959-07-24 | Process for the production of modified melamine resins |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEH33890A DE1167022B (de) | 1958-07-25 | 1958-07-25 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
| DEH35663A DE1292395B (de) | 1958-07-25 | 1959-02-19 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1167022B true DE1167022B (de) | 1964-04-02 |
Family
ID=25979498
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEH33890A Pending DE1167022B (de) | 1958-07-25 | 1958-07-25 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
| DEH35663A Pending DE1292395B (de) | 1958-07-25 | 1959-02-19 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEH35663A Pending DE1292395B (de) | 1958-07-25 | 1959-02-19 | Verfahren zur Herstellung modifizierter Melaminharz-Vorkondensate |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3130178A (en, 2012) |
| BE (1) | BE580481A (en, 2012) |
| CH (1) | CH414163A (en, 2012) |
| DE (2) | DE1167022B (en, 2012) |
| FR (1) | FR1230883A (en, 2012) |
| GB (1) | GB877670A (en, 2012) |
| LU (1) | LU37318A1 (en, 2012) |
| NL (1) | NL241524A (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3261883A (en) * | 1963-01-02 | 1966-07-19 | Du Pont | Adhesives from polyisophthalamides and phenoplast or aminoplast syrups |
| DE2851760A1 (de) * | 1978-11-30 | 1980-06-12 | Cassella Ag | Melaminharz, verfahren zu seiner herstellung und seine verwendung zur herstellung von beschichteten holzwerkstoffen und schichtpresstoffen |
| USRE31366E (en) * | 1978-11-30 | 1983-08-30 | Cassella Aktiengesellschaft | Melamine resin, process for its manufacture and its use for the manufacture of coated wood-based materials and laminates |
| DE4434605A1 (de) * | 1994-09-28 | 1996-04-04 | Basf Ag | Mit alkoxylierten Polyamiden modifizierte Tränkharze |
| CN112175156A (zh) * | 2020-09-28 | 2021-01-05 | 安徽弘源化工科技有限公司 | 一种水基三聚氰胺树脂及其制备方法 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2340045A (en) * | 1941-08-30 | 1944-01-25 | Gen Electric | Condensation product and process of making the same |
| US2340046A (en) * | 1941-08-30 | 1944-01-25 | Gen Electric | Condensation product and process of making the same |
| US2377866A (en) * | 1940-08-02 | 1945-06-12 | Gen Electric | Aminoplasts having intercondensed therein a partial amide of a polycarboxylic acid |
| GB572245A (en) * | 1942-10-21 | 1945-09-28 | Du Pont | Improvements in or relating to the production of moulding powders |
| AT172666B (de) * | 1948-04-19 | 1952-10-10 | American Cyanamid Co | Verfahren zur Herstellung von modifizierten synthetischen Harzen, insbesondere Aminoplasten |
| DE927174C (de) * | 1941-08-03 | 1955-05-02 | Aeg | Verfahren zur Herstellung harzartiger, haertbarer Kondensationsprodukte |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB506393A (en) * | 1937-11-25 | 1939-05-25 | Wilfred William Groves | Manufacture of resinous condensation products |
| US2317181A (en) * | 1939-08-09 | 1943-04-20 | Gen Electric | Urea-formaldehyde-triethanolamine hydrochloride condensation product |
| US2584177A (en) * | 1948-04-19 | 1952-02-05 | American Cyanamid Co | Modified aminoplasts and products prepared therefrom |
| US2589567A (en) * | 1948-09-10 | 1952-03-18 | Bell & Richardson Inc De | Melamine formaldehyde scratch resistant coating composition, method of applying, and article produced thereby |
| DE1034857B (de) * | 1952-11-28 | 1958-07-24 | Rohm & Haas | Verfahren zur Herstellung methylolierter Derivate von Polyureidopolyamiden |
-
0
- NL NL241524D patent/NL241524A/xx unknown
- BE BE580481D patent/BE580481A/xx unknown
- LU LU37318D patent/LU37318A1/xx unknown
-
1958
- 1958-07-25 DE DEH33890A patent/DE1167022B/de active Pending
-
1959
- 1959-02-19 DE DEH35663A patent/DE1292395B/de active Pending
- 1959-05-26 CH CH7361059A patent/CH414163A/de unknown
- 1959-07-21 US US828458A patent/US3130178A/en not_active Expired - Lifetime
- 1959-07-21 FR FR800677A patent/FR1230883A/fr not_active Expired
- 1959-07-24 GB GB25419/59A patent/GB877670A/en not_active Expired
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2377866A (en) * | 1940-08-02 | 1945-06-12 | Gen Electric | Aminoplasts having intercondensed therein a partial amide of a polycarboxylic acid |
| DE927174C (de) * | 1941-08-03 | 1955-05-02 | Aeg | Verfahren zur Herstellung harzartiger, haertbarer Kondensationsprodukte |
| US2340045A (en) * | 1941-08-30 | 1944-01-25 | Gen Electric | Condensation product and process of making the same |
| US2340046A (en) * | 1941-08-30 | 1944-01-25 | Gen Electric | Condensation product and process of making the same |
| GB572245A (en) * | 1942-10-21 | 1945-09-28 | Du Pont | Improvements in or relating to the production of moulding powders |
| AT172666B (de) * | 1948-04-19 | 1952-10-10 | American Cyanamid Co | Verfahren zur Herstellung von modifizierten synthetischen Harzen, insbesondere Aminoplasten |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1230883A (fr) | 1960-09-20 |
| NL241524A (en, 2012) | |
| LU37318A1 (en, 2012) | |
| CH414163A (de) | 1966-05-31 |
| GB877670A (en) | 1961-09-20 |
| BE580481A (en, 2012) | |
| DE1292395B (de) | 1969-04-10 |
| US3130178A (en) | 1964-04-21 |
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