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US3176027A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for the production of glycide ethers of monohydric phenols

Assignee: —
•
Filing: —
•
Granted: 1965-03-30
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Expires: 1982-03-30
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 06:01
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/24; C07D303/22

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 165 words
A PROCESS FOR THE PRODUCTION OF GLYCIDYL ETHER OF MONOHYDRIC PHENOL CONSISTING OF THE STEPS OF REACTING AT TEMPERATURES BETWEEN ABOUT 60* C. AND 200* C. A MIXTURE CONSISTING OF (1) A MONOHYDRIC PHENOL, SAID PHENOL HAVING ONE REACTIVE AROMATIC-BOUND HYDROXYL GROUP AND NO OTHER REACTIVE GROUPS IN THE MOLECULE, (2) MONOHALOGEN-MONO-VIC-EPOXY-LOWER-ALKANE, SAID HALOGENN BEING SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE AND BEING VICCINAL TO SAID EPOXIDE GROUP, SAID MONO-HALOGEN-MONO-VIC-EPOXY-LOWER-ALKKANE BEING PRESENT IN A QUANTITY OF MORE THAN 5 MOLS PER MOL OF MONOHYDRIC PHENOL, AND (3) AN ORGANIC HIGHER MOLECULAR WEIGHT CATALYST, SAID CATALYST BEING INNSOLUBLE IN THE REACTION MIXTURE AND BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL, AMMONIUM AND AMINE SALTS OF POLYACRYLIC ACID, ALKALI METAL, AMMONIUM AND AMINE SALTS OF CATION EXCHANGES RESINS, ACID SALTS OF ANION EXCHANGE RESINS, THE FREE BASE OF ANION EXCHANNGE RESINS, MELAMINE RESINS, EPOXIDE RESINS HARDENED WITH ORGANIC POLYAMINES, ZWITTER-ION EXCHANGE RESNS AND NYLON, AND RECOVERING SAID GLYCIDYL ETHER OF MONOHYDRIC PHENOL.
Claim 2
Dependent Claim 165 words
A PROCESS FOR THE PRODUCTION OF GLYCIDYL ETHER OF MONOHYDRIC PHENOL CONSISTING OF THE STEPS OF REACTING AT TEMPERATURES BETWEEN ABOUT 60* C. AND 200* C. A MIXTURE CONSISTING OF (1) A MONOHYDRIC PHENOL, SAID PHENOL HAVING ONE REACTIVE AROMATIC-BOUND HYDROXYL GROUP AND NO OTHER REACTIVE GROUPS IN THE MOLECULE, (2) MONOHALOGEN-MONO-VIC-EPOXY-LOWER-ALKANE, SAID HALOGENN BEING SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE AND BEING VICCINAL TO SAID EPOXIDE GROUP, SAID MONO-HALOGEN-MONO-VIC-EPOXY-LOWER-ALKKANE BEING PRESENT IN A QUANTITY OF MORE THAN 5 MOLS PER MOL OF MONOHYDRIC PHENOL, AND (3) AN ORGANIC HIGHER MOLECULAR WEIGHT CATALYST, SAID CATALYST BEING INNSOLUBLE IN THE REACTION MIXTURE AND BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL, AMMONIUM AND AMINE SALTS OF POLYACRYLIC ACID, ALKALI METAL, AMMONIUM AND AMINE SALTS OF CATION EXCHANGES RESINS, ACID SALTS OF ANION EXCHANGE RESINS, THE FREE BASE OF ANION EXCHANNGE RESINS, MELAMINE RESINS, EPOXIDE RESINS HARDENED WITH ORGANIC POLYAMINES, ZWITTER-ION EXCHANGE RESNS AND NYLON, AND RECOVERING SAID GLYCIDYL ETHER OF MONOHYDRIC PHENOL.

References Cited (Backward Citations)

US2221771A Cited
US2314039A Cited
US2581464A Cited
US2898349A Cited
US2864805A Cited
GB822686A Cited
BE554639A Cited
US2943096A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-03-29 1968-09-28 1969-03-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-03-29 1972-09-28 1973-03-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-03-29 1976-09-28 1977-03-30 $7700.00 Window Closed / Lapsed

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