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Patent US2564191A successfully refreshed from Google Patents.
US2564191A
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Certain oxyalkylated derivatives of difunctional bis-phenol aldehyde resins
Assignee: Baker Petrolite LLC
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Filing: 1949-01-03
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Granted: 1951-08-14
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Expires: 1969-01-03
Abstract
No abstract record available.
Inventors
- 👤 Groote Melvin De
- 👤 Keiser Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:02
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/04; C08; C08G; C08G8/00; C08G8/04; C08G8/08; C08G8/12; C08G8/28; C08G8/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
HYDROPHILE SYNTHETIC PRODUCTS; SAID HYDROPHILE SYNTHETIC PRODUCTS BEING OXYALKYLATION PRODUCTS OF: (A) AN ALPHA-BETA ALKYLENE OXIDE HAVING NOT MORE THAN 4 CARBON ATOMS AND SELECTED FROM THE CLASS CONSISTING OF ETHYLENE OXIDE PROPYLENE OXIDE, BUTYLENE OXIDE, GLYCIDE AND METHYLGLYCIDE; AND (B) AN OXYALKYLATION-SUSCEPTIBLE, FUSIBLE, ORGANIC SOLVENT-SOLUBLE, WATERINSOLUBLE, PHENOL-ALDEHYDE RESIN DERIVED BY REACTION BETWEEN AN ALDEHYDE HAVING BUT ONE FUNCTIONAL GROUP REACTIVE WITH BIS-PHENOL AND A DIFUNCTIONAL BIS-PHENOL REACTIVE TOWARDS ALDEHYDES; SAID OXYALKYLATION RESIN BEING CHARACTERIZED BY THE INTRODUCTION INTO THE RESIN MOLECULE AT THE PHENOLIC HYDROXYLS OF A PLURALITY OF DIVALENT RADICALS HAVING THE FORMULA (RO)7, WHEREIN R IS A MEMBER SELECTED FROM THE CLASS CONSISTING OF ETHYLENE RADICALS, PROPYLENE RADICALS, BUTYLENE RADICALS, HYDROXYPROPYLENE RADICALS AND HYDROXYBUTYLENE RADICALS; AND N IS A NUMERAL VARYING FROM 1 TO 20; WITH THE PROVISO THAT AT LEAST TWO MOLES OF ALKYLENE OXIDE BE INTRODUCED FOR EACH PHENOLIC NUCLEUS.
Claim 2
Dependent Claim
145 words
HYDROPHILE SYNTHETIC PRODUCTS; SAID HYDROPHILE SYNTHETIC PRODUCTS BEING OXYALKYLATION PRODUCTS OF: (A) AN ALPHA-BETA ALKYLENE OXIDE HAVING NOT MORE THAN 4 CARBON ATOMS AND SELECTED FROM THE CLASS CONSISTING OF ETHYLENE OXIDE PROPYLENE OXIDE, BUTYLENE OXIDE, GLYCIDE AND METHYLGLYCIDE; AND (B) AN OXYALKYLATION-SUSCEPTIBLE, FUSIBLE, ORGANIC SOLVENT-SOLUBLE, WATERINSOLUBLE, PHENOL-ALDEHYDE RESIN DERIVED BY REACTION BETWEEN AN ALDEHYDE HAVING BUT ONE FUNCTIONAL GROUP REACTIVE WITH BIS-PHENOL AND A DIFUNCTIONAL BIS-PHENOL REACTIVE TOWARDS ALDEHYDES; SAID OXYALKYLATION RESIN BEING CHARACTERIZED BY THE INTRODUCTION INTO THE RESIN MOLECULE AT THE PHENOLIC HYDROXYLS OF A PLURALITY OF DIVALENT RADICALS HAVING THE FORMULA (RO)7, WHEREIN R IS A MEMBER SELECTED FROM THE CLASS CONSISTING OF ETHYLENE RADICALS, PROPYLENE RADICALS, BUTYLENE RADICALS, HYDROXYPROPYLENE RADICALS AND HYDROXYBUTYLENE RADICALS; AND N IS A NUMERAL VARYING FROM 1 TO 20; WITH THE PROVISO THAT AT LEAST TWO MOLES OF ALKYLENE OXIDE BE INTRODUCED FOR EACH PHENOLIC NUCLEUS.
References Cited (Backward Citations)
US2076624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |