← Back to Patent Explorer
US2992237A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for the production of com-

Assignee: —
•
Filing: —
•
Granted: 1961-07-11
•
Expires: 1978-07-11
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 13:13
CPC Classifications
C; C07; C07D; C07D301/00; C07D301/02; C07D301/03; C07D301/12; C08; C08G; C08G59/00; C08G59/02; C08G59/027

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 279 words
A PROCESS FOR THE INTRODUCTION OF EPOXIDE GROUPS INTO OLEFINICALLY UNSATURATED COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF (A) HIGH MOLECULAR WEIGHT OLEFINICALLY UNSATURATED COMPOUNDS CONTAINING ALIPHATIC HYDROCARBON LIPOPHILIC RADICALS SELECTED FROM THE GROUP CONSISTING OF LINSEED OIL, SOYBEAN OIL, COTTONSEED OIL, OLIVE OIL, NEAT''SFOOT OIL, MARINE ANIMAL OIL, ALIPHATIC HYDROCARBONS, LOW MOLECULAR WEIGHT CARBOXYLIC ACID ESTERS OF ALIPHATIC HYDROCARBON ALCOHOLS, NATURAL WAX ESTERS, LOW MOLECULAR WEIGHT CARBOXYLIC ACID ESTERS OF LOWER ALKOXY SUBSTITUTED ALIPHATIC HYDROCARBON ALCOHOLS, LOW MOLECULAR WEIGHT MONOHYDROXY ALCOHOL ESTERS OF FATTY ACIDS, DIHYDROXY ALCOHOL ESTERS OF FATTY ACIDS, AND UNSUBSTITUTED AMIDES OF FATTY ACIDS, AND (B) LOW MOLECULAR WEIGHT MONOHYDROXY ALCOHOL ESTERS OF TETRAHYDROBENZENE CARBOXYLIC ACIDS WHICH COMPRISES THE STEPS OF (1) MIXING SAID OLEFINICALLY UNSATURATED COMPOUNDS WITH (A) AN ORGANIC POLYHYDROXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC HYDROCARBON POLYOLS CONTAINING FROM 3 TO 10 CARBON ATOMS, MONOSACCHARIDES, MONOSACCHARIDIC ACIDS, SUGAR POLYSACCHARIDES, AMYLOSE, AMYLOPECTIN, DEXTRINS, GLYCOGENS, INULIN, PECTINS, ALGINATES, AND ACID DEGRADED CELLULOSE, AND (B) AN ACID ACTIVATOR CAPABLE OF ACCELERATING PERACID FORMATION SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC ACID, NITRIC ACID, SULFURIC ACID, SODIUM ACID SULFATE, PERCHLORIC ACID, BORON TRIFLUORIDE, BORON TRIFLUORIDE-WATER ADDUCTS, ACID PHOSPHORIC ACID ALKYL ESTERS, P-TOLUENESULFONIC ACID AND HIGH MOLECULAR WEIGHT SYNTHETIC CATION EXCHANGE RESINS CONTAINING SULFONIC ACID GROUPS, (2) ADDING FROM 1.1 TO 2.0 MOLES PER MOLAR EQUIVALENT OF THE OLEFINIC BONDS OF SAID HIGH MOLECULAR WEIGHT COMPOUND OF AN AQUEOUS HYDROGEN PEROXIDE SOLUTION CONTAINING FROM ABOUT 30 TO 60% BY WEIGHT OF HYDROGEN PEROXIDE DURING A PERIOD OF FROM ABOUT 1 TO 4 HOURS TO SAID MIXTURE WHILE STIRRING VIGOROUSLY AND MAINTAINING THE REACTION TEMPERATURE BETWEEN 0*C. AND 100*C., AND (3) ISOLATING THE EPOXIDIZED OLEFINICALLY-UNSATURATED COMPOUNDS.
Claim 2
Dependent Claim 279 words
A PROCESS FOR THE INTRODUCTION OF EPOXIDE GROUPS INTO OLEFINICALLY UNSATURATED COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF (A) HIGH MOLECULAR WEIGHT OLEFINICALLY UNSATURATED COMPOUNDS CONTAINING ALIPHATIC HYDROCARBON LIPOPHILIC RADICALS SELECTED FROM THE GROUP CONSISTING OF LINSEED OIL, SOYBEAN OIL, COTTONSEED OIL, OLIVE OIL, NEAT''SFOOT OIL, MARINE ANIMAL OIL, ALIPHATIC HYDROCARBONS, LOW MOLECULAR WEIGHT CARBOXYLIC ACID ESTERS OF ALIPHATIC HYDROCARBON ALCOHOLS, NATURAL WAX ESTERS, LOW MOLECULAR WEIGHT CARBOXYLIC ACID ESTERS OF LOWER ALKOXY SUBSTITUTED ALIPHATIC HYDROCARBON ALCOHOLS, LOW MOLECULAR WEIGHT MONOHYDROXY ALCOHOL ESTERS OF FATTY ACIDS, DIHYDROXY ALCOHOL ESTERS OF FATTY ACIDS, AND UNSUBSTITUTED AMIDES OF FATTY ACIDS, AND (B) LOW MOLECULAR WEIGHT MONOHYDROXY ALCOHOL ESTERS OF TETRAHYDROBENZENE CARBOXYLIC ACIDS WHICH COMPRISES THE STEPS OF (1) MIXING SAID OLEFINICALLY UNSATURATED COMPOUNDS WITH (A) AN ORGANIC POLYHYDROXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC HYDROCARBON POLYOLS CONTAINING FROM 3 TO 10 CARBON ATOMS, MONOSACCHARIDES, MONOSACCHARIDIC ACIDS, SUGAR POLYSACCHARIDES, AMYLOSE, AMYLOPECTIN, DEXTRINS, GLYCOGENS, INULIN, PECTINS, ALGINATES, AND ACID DEGRADED CELLULOSE, AND (B) AN ACID ACTIVATOR CAPABLE OF ACCELERATING PERACID FORMATION SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC ACID, NITRIC ACID, SULFURIC ACID, SODIUM ACID SULFATE, PERCHLORIC ACID, BORON TRIFLUORIDE, BORON TRIFLUORIDE-WATER ADDUCTS, ACID PHOSPHORIC ACID ALKYL ESTERS, P-TOLUENESULFONIC ACID AND HIGH MOLECULAR WEIGHT SYNTHETIC CATION EXCHANGE RESINS CONTAINING SULFONIC ACID GROUPS, (2) ADDING FROM 1.1 TO 2.0 MOLES PER MOLAR EQUIVALENT OF THE OLEFINIC BONDS OF SAID HIGH MOLECULAR WEIGHT COMPOUND OF AN AQUEOUS HYDROGEN PEROXIDE SOLUTION CONTAINING FROM ABOUT 30 TO 60% BY WEIGHT OF HYDROGEN PEROXIDE DURING A PERIOD OF FROM ABOUT 1 TO 4 HOURS TO SAID MIXTURE WHILE STIRRING VIGOROUSLY AND MAINTAINING THE REACTION TEMPERATURE BETWEEN 0*C. AND 100*C., AND (3) ISOLATING THE EPOXIDIZED OLEFINICALLY-UNSATURATED COMPOUNDS.

References Cited (Backward Citations)

CA531112A Cited
US2801253A Cited
US2810732A Cited
US2569502A Cited
US2458484A Cited
US2485160A Cited
US2833813A Cited
US2779771A Cited
US2774774A Cited
US2776301A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-07-10 1965-01-09 1965-07-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-07-10 1969-01-09 1969-07-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-07-10 1973-01-09 1973-07-11 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag