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Houilleres du Bassin du Nord et du Pas de Calais
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Houilleres du Bassin du Nord et du Pas de Calais
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Application filed by Houilleres du Bassin du Nord et du Pas de CalaisfiledCriticalHouilleres du Bassin du Nord et du Pas de Calais
Priority to FR868158ApriorityCriticalpatent/FR1302545A/fr
Application grantedgrantedCritical
Publication of FR1302545ApublicationCriticalpatent/FR1302545A/fr
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
C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
C08G2/10—Polymerisation of cyclic oligomers of formaldehyde
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Chemical & Material Sciences
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Medicinal Chemistry
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Polymers & Plastics
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Organic Chemistry
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FR868158A1961-07-181961-07-18Nouvelles fibres synthétiques en polyoxyméthylène et procédé pour leur obtention
ExpiredFR1302545A
(fr)