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Fritz Pollak
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Publication of GB191021401ApublicationCriticalpatent/GB191021401A/en
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
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General Chemical & Material Sciences
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Chemical Kinetics & Catalysis
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Medicinal Chemistry
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Polymers & Plastics
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Organic Chemistry
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Phenolic Resins Or Amino Resins
(AREA)
Abstract
21,401. Pollak, F. Sept. 14. Plastic compositions.-In a process for producing white, infusible, insoluble resins from a phenol, formaldehyde and acid, materials such as asbestos, graphite, sand, powdered metals, tar, resins, oils, &c. may be added at any stage to the intermediate product and the mixture hardened by heat.
GB191021401D1910-09-141910-09-14Improved Process for the Manufacture of Insoluble Condensation Products from Phenols and Formaldehyde.
ExpiredGB191021401A
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