US3006880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-phase aqueous emulsion comprising continuous aqueous phase containing non-ionic emulsifier and two oily discontinuous phases
Assignee: BASF Schweiz AG
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Filing: 1955-03-28
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Granted: 1961-10-31
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Expires: 1975-03-28
Abstract
No abstract record available.
Inventors
- 👤 Schibler Lucius
- 👤 Gassmann Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:38
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/03; C08J3/07; C09; C09K; C09K23/00; C09K23/42; C09K23/46; D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06P; D06P1/00; D06P1/44; D06P1/52; D06P1/56; D06P5/00; D06P5/001; C08J2361/00; C08J2361/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A STABLE THREE-PHASE AQUEOUS EMULSION, OF WHICH (A) THE FIRST INTERNAL OILY PHASE CONSISTS OF A SOLUTION, IN A SUBSTANTIALLY WATER-IMMISCIBLE ALCOHOL, OF A HARDENABLE METHYLOL COMPOUND OF AN AMINOPLAST FORMING SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF UREA, THIOUREA, GUANIDINE, BIURET, DICYANDIAMIDE AND AMINOTRIAINES CONTAINING AT LEAST TWO PRIMARY AMINO GROUPS, THE METHYLOL COMPOUND BEING ETHERIFIED WITH A SUBSTANTIALLY WATERIMMISCIBLE ALCOHOL, OF WHICH (B) THE SECOND INTERNAL OILY PHASE CONSISTS OF WATER-INSOLUBLE ORGANIC LIQUID COMPRISING A MAJOR PROPORTION OF ALIPHATIC HYDROCARBONS, AND OF WHICH (C) THE EXTERNAL CONTINUOUS PHASE IS AN AQUEOUS MEDIUM CONTAINING AS THE ONLY EMULSIFYING AGENT A NONIONIC SYNTHETIC EMULSIFIER.
Claim 2
Dependent Claim
104 words
A STABLE THREE-PHASE AQUEOUS EMULSION, OF WHICH (A) THE FIRST INTERNAL OILY PHASE CONSISTS OF A SOLUTION, IN A SUBSTANTIALLY WATER-IMMISCIBLE ALCOHOL, OF A HARDENABLE METHYLOL COMPOUND OF AN AMINOPLAST FORMING SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF UREA, THIOUREA, GUANIDINE, BIURET, DICYANDIAMIDE AND AMINOTRIAINES CONTAINING AT LEAST TWO PRIMARY AMINO GROUPS, THE METHYLOL COMPOUND BEING ETHERIFIED WITH A SUBSTANTIALLY WATERIMMISCIBLE ALCOHOL, OF WHICH (B) THE SECOND INTERNAL OILY PHASE CONSISTS OF WATER-INSOLUBLE ORGANIC LIQUID COMPRISING A MAJOR PROPORTION OF ALIPHATIC HYDROCARBONS, AND OF WHICH (C) THE EXTERNAL CONTINUOUS PHASE IS AN AQUEOUS MEDIUM CONTAINING AS THE ONLY EMULSIFYING AGENT A NONIONIC SYNTHETIC EMULSIFIER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |