DE228639C - - Google Patents
Info
- Publication number
- DE228639C DE228639C DENDAT228639D DE228639DA DE228639C DE 228639 C DE228639 C DE 228639C DE NDAT228639 D DENDAT228639 D DE NDAT228639D DE 228639D A DE228639D A DE 228639DA DE 228639 C DE228639 C DE 228639C
- Authority
- DE
- Germany
- Prior art keywords
- formaldehyde
- condensation
- phenols
- products
- neutral
- 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.)
- Active
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 20
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Natural products OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 8
- 230000001264 neutralization Effects 0.000 claims description 6
- 150000002989 phenols Chemical class 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 4
- 239000007859 condensation product Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L Sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M NaHCO3 Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 159000000011 group IA salts Chemical class 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 235000010265 sodium sulphite Nutrition 0.000 description 2
- PRKQVKDSMLBJBJ-UHFFFAOYSA-N Ammonium carbonate Chemical compound N.N.OC(O)=O PRKQVKDSMLBJBJ-UHFFFAOYSA-N 0.000 description 1
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Ammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 description 1
- 229920001342 Bakelite® Polymers 0.000 description 1
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- XMXNVYPJWBTAHN-UHFFFAOYSA-N Potassium chromate Chemical compound [K+].[K+].[O-][Cr]([O-])(=O)=O XMXNVYPJWBTAHN-UHFFFAOYSA-N 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L Sodium thiosulphate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000001184 potassium carbonate Substances 0.000 description 1
- -1 potassium chromate Chemical class 0.000 description 1
- 239000012262 resinous product Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000001187 sodium carbonate Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
- C08G8/28—Chemically modified polycondensates
Landscapes
- Chemical & Material Sciences (AREA)
- General 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)
Description
KAISERLICHESIMPERIAL
PATENTAMT.PATENT OFFICE.
PATENTSCHRIFTPATENT LETTERING
- M 228639 KLASSE 39 b. GRUPPE- M 228639 CLASS 39 b. GROUP
BAKELITE GESELLSCHAFT m. b. H. in BERLIN.BAKELITE GESELLSCHAFT m. B. H. in BERLIN.
Patentiert im Deutschen Reiche vom 5. Februar 1907 ab. Patented in the German Empire on February 5 , 1907.
Durch Kondensation von Phenolen mit Formaldehyd unter Anwendung von neutralen oder alkalisch reagierenden Salzen als Kondensationsmittel können harzartige Produkte erhalten werden, die sich in den gebräuchlichen organischen Lösungsmitteln, wie Alkohol, Aceton usw., lösen und als Ersatzmittel der natürlichen Harze bei der Herstellung von Lacken, Polituren usw. Verwendung finden können. Es brat sich nunBy condensation of phenols with formaldehyde using neutral or Alkaline salts as condensation agents can result in resin-like products which are found in common organic solvents such as alcohol, acetone, etc., and as a substitute for natural resins in the manufacture of paints, polishes, etc. Can be used. It is now frying
ίο gezeigt, daß man aus Phenolen und Formaldehyd unter Anwendung von neutralen oder alkalisch reagierenden Salzen als Kondensationsmittel auch in allen gebräuchlichen Lösungsmitteln ganz unlösliche und auch unschmelzbare Produkte erhalten kann. Diese entstehen, wenn die Kondensation zwischen Phenolen und Formaldelvyd in Gegenwart von mehr Formaldehyd oder von mehr kondensierend wirkendem Salz oder von mehr Fonnaldehyd und Salz durchgeführt wird, als zur Bildung der löslichen harzartigen Produkte erforderlich ist. Als Kondensationsmittel kommen unter anderem neutrale oder alkalisch reagierende Salze, wie Kaliumchromat, neutrales Natriumsulfit, Ammoniumsulfit, Natriumthiosulfat, Trinatriumphosphat, Natriumbicarbonat, Natrium-, Kalium- und Ammoniumcarbonat oder Natriumacetat, zur Anwendung.ίο shown that one can make phenols and formaldehyde using neutral or alkaline salts as condensation agents, also in all common solvents can obtain completely insoluble and also infusible products. These arise when the condensation between phenols and Formaldehyde in the presence of more formaldehyde or of more condensing Salt or more formaldehyde and salt is carried out than to form the soluble resinous products is required. The condensing agents include neutral or alkaline reacting salts such as potassium chromate, neutral sodium sulfite, Ammonium sulfite, sodium thiosulfate, trisodium phosphate, sodium bicarbonate, sodium, Potassium and ammonium carbonate or sodium acetate, for use.
100 Teile Phenol werden mit 100 Teilen 40 prozentiger Formaldehydlösung und 30 Teilen neutralem Natriumsulfit in einem offenen Gefäß bei Wasserbadtemperatur erhitzt. Sowie eine Verdickung der hellgelben Masse eintritt, wird die Temperatur langsam bis auf etwa 130 ° C. gesteigert, wobei das Ganze zu einer harten glasigen Masse erstarrt, welche die Form des einschließenden Gefäßes hat, aus dem sie leicht zu entfernen ist. Die Masse ist unlöslieh und unschmelzbar, läßt sich auf der Drehbank bearbeiten, schleifen, polieren und mit Farbstoffen anfärben.100 parts of phenol are mixed with 100 parts 40 percent formaldehyde solution and 30 parts of neutral sodium sulfite in an open Vessel heated to water bath temperature. As soon as a thickening of the light yellow mass occurs, the temperature is slowly increased to about 130 ° C., whereby the whole thing becomes one hard glassy mass solidifies, which has the shape of the enclosing vessel from which it is easy to remove. The mass is insoluble and infusible, can be turned on the lathe edit, grind, polish and color with dyes.
Mit Säuren als Kondensationsmittel sind bereits früher unlösliche Produkte aus Phenol und Formaldehyd erhalten worden (vgl. Liebigs Annalen, Bd. 263 [1891], S. 284); diese sind indes für gewerbliche Zwecke unbrauchbar bzw. minderwertig, weil sie blasig, spröde und undurchsichtig ausfallen. ■With acids as condensation agents are already earlier insoluble products from phenol and Formaldehyde has been obtained (cf. Liebigs Annalen, Vol. 263 [1891], p. 284); these are however, unusable or inferior for commercial purposes because they are blistered, brittle and opaque fail. ■
Den Reaktionsgemischen können vor, während und nach der Kondensation Kieselgur, Talk, Stärke, Kasein, Farbstoffe und andere Stoffe je nach den zu erzielenden Eigenschaften der Endprodukte zugefügt werden.Before, during and after the condensation, kieselguhr, Talc, starch, casein, dyes and other substances depending on the properties to be achieved of the end products are added.
Die nach vorliegendem Verfahren aus Phenolen und Formaldehyd erhaltenen unlöslichen Kondensationsprodukte eignen sich vorzüglich für kunstgewerbliche und elektrische Zwecke, z. B. für die Knopfindustrie und für andere Zwecke.The insoluble ones obtained from phenols and formaldehyde by the present process Condensation products are ideally suited for arts and crafts and electrical purposes, z. B. for the button industry and for other purposes.
Claims (7)
Publications (1)
Publication Number | Publication Date |
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DE228639C true DE228639C (en) |
Family
ID=489017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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DENDAT228639D Active DE228639C (en) |
Country Status (1)
Country | Link |
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DE (1) | DE228639C (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE749553C (en) * | 1937-05-22 | 1944-11-24 | Process for the production of cation-exchanging synthetic resins | |
DE755119C (en) * | 1936-07-14 | 1953-02-16 | Ig Farbenindustrie Ag | Process for increasing the cation exchange capacity of phenol-aldehyde resins |
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0
- DE DENDAT228639D patent/DE228639C/de active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE755119C (en) * | 1936-07-14 | 1953-02-16 | Ig Farbenindustrie Ag | Process for increasing the cation exchange capacity of phenol-aldehyde resins |
DE749553C (en) * | 1937-05-22 | 1944-11-24 | Process for the production of cation-exchanging synthetic resins |
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