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US2956067A Expired / Lapsed US ⏱️ 0.0 years remaining

Certain surfactants and method of making same

Assignee: Baker Petrolite LLC
•
Filing: 1956-07-05
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Granted: 1960-10-11
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Expires: 1976-07-05
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Abstract

No abstract record available.

Inventors

  • 👤 Groote Melvin De
  • 👤 Cheng Jen Pu

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 13:27
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/221; C09; C09K; C09K23/00; C09K23/22; C09K8/00; C09K8/58; C09K8/584

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 214 words
THE POLYAMINE CONTAINING REACTION PRODUCTS OBTAINED BY REACTING AT A TEMPERATURE OF ABOUT 110*C. TO 310*C. FOR FROM ABOUT 1.5 TO 5 HOURS (A) THE RESULTANT OF REACTION AT A TEMPERATURE OF ABOUT 65*C. TO 170*C. FOR FROM ABOUT 1 TO 5 HOURS BETWEEN (A) AN OXIRANE RING-CONTAINING COMPOUND OBTAINED BY EPOXIDATION OF AN UNSUBSTITUTED EPOXIDATION-SUSCEPTIBLE MATERIAL CONTAINING AN ETHYLENIC LINKAGE SELECTED FROM THE CLASS CONSISTING OF HIGHER FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS, LOWER ALKANOL ESTERS OF HIGHER FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS, AMIDES OF HIGHER FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS, AND NATURALLY OCCURRING GLYCERIDES OF HIGHER FATTY ACIDS, SAID COMPOUND HAVING ON THE AVERAGE, APPROXIMATELY ONE OXIRANE RING ON EACH FATTY ACID RADICAL, AND (B) OXYALKYLATION-SUSCEPTIBLE POLYOLS AND OXYALKYLATED POLYOLS COMPOSED OF CARBON, HYDROGEN AND OXYGEN ATOMS, SAID POLYHYDROXYLATED COMPOUNDS BEING CHARACTERIZED BY FREEDOM FROM ANY RADICAL HAVING AT LEAST 8 UNINTERRUPTED CARBOM ATOMS, FREEDOM FROM FUNCTIONAL GROUPS OTHER THAN HYDROXY GROUPS AND A MOLECULAR WEIGHT NOT IN EXCESS OF 10,000, SAID REACTANTS BEING NONRESINUOUS IN NATURE, THE PROPORTIONS OF (A) AND (B) BEING FROM ABOUT 0.5 TO 1 MOLE OF (B) PER OXIRANE RING IN (A), THE REACTION INVOLVING RUPTURE OF EACH OXIRANE RING AND BEING LIMITED TO FORMATION OF THE FOLLOWING GROUPING
Claim 2
Dependent Claim 214 words
THE POLYAMINE CONTAINING REACTION PRODUCTS OBTAINED BY REACTING AT A TEMPERATURE OF ABOUT 110*C. TO 310*C. FOR FROM ABOUT 1.5 TO 5 HOURS (A) THE RESULTANT OF REACTION AT A TEMPERATURE OF ABOUT 65*C. TO 170*C. FOR FROM ABOUT 1 TO 5 HOURS BETWEEN (A) AN OXIRANE RING-CONTAINING COMPOUND OBTAINED BY EPOXIDATION OF AN UNSUBSTITUTED EPOXIDATION-SUSCEPTIBLE MATERIAL CONTAINING AN ETHYLENIC LINKAGE SELECTED FROM THE CLASS CONSISTING OF HIGHER FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS, LOWER ALKANOL ESTERS OF HIGHER FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS, AMIDES OF HIGHER FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS, AND NATURALLY OCCURRING GLYCERIDES OF HIGHER FATTY ACIDS, SAID COMPOUND HAVING ON THE AVERAGE, APPROXIMATELY ONE OXIRANE RING ON EACH FATTY ACID RADICAL, AND (B) OXYALKYLATION-SUSCEPTIBLE POLYOLS AND OXYALKYLATED POLYOLS COMPOSED OF CARBON, HYDROGEN AND OXYGEN ATOMS, SAID POLYHYDROXYLATED COMPOUNDS BEING CHARACTERIZED BY FREEDOM FROM ANY RADICAL HAVING AT LEAST 8 UNINTERRUPTED CARBOM ATOMS, FREEDOM FROM FUNCTIONAL GROUPS OTHER THAN HYDROXY GROUPS AND A MOLECULAR WEIGHT NOT IN EXCESS OF 10,000, SAID REACTANTS BEING NONRESINUOUS IN NATURE, THE PROPORTIONS OF (A) AND (B) BEING FROM ABOUT 0.5 TO 1 MOLE OF (B) PER OXIRANE RING IN (A), THE REACTION INVOLVING RUPTURE OF EACH OXIRANE RING AND BEING LIMITED TO FORMATION OF THE FOLLOWING GROUPING

References Cited (Backward Citations)

US2542062A Cited
US2567237A Cited
US2712535A Cited
US2778855A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-10-11 1964-04-11 1964-10-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-10-11 1968-04-11 1968-10-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-10-11 1972-04-11 1972-10-11 $7700.00 Window Closed / Lapsed

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