US2981704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water repellent, method of impregnating textiles with same, and textiles bearing same
Assignee: Wyeth Holdings LLC
•
Filing: 1956-04-12
•
Granted: 1961-04-25
•
Expires: 1976-04-12
Abstract
No abstract record available.
Inventors
- 👤 William F Herbes
- 👤 Andrews C Wintringham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:26
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06M13/00; D06M13/322; D06M13/402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
261 words
A COMPOSITION OF MATTER WHICH COMPRISES AN AQUEOUS DISPERSION OF FROM ABOUT 40 TO ABOUT 1000 PARTS BY WEIGHT OF A THERMOSETTING RESIN OF THE GROUP CONSISTING OF WATER SOLUBLE ALKYLATED METHYLOL MELAMINES, WATER SOLUBLE ALKYLATED METHYLOL UREAS, AND METHYLOL ALKYLENE UREAS, 100 PARTS BY WEIGHT OF A HYDROPHOBIC NITROGENOUS COMPOUND HAVING AN ALKYL RADICAL OF AT LEAST 7 CARBON ATOMS AND CONTAINING A NITROGEN ATOM HAVING ATTACHED THERETO A CARBONYL RADICAL AND A REACTIVE SUBSTITUENT OF THE GROUP CONSISTING OF HYDROGEN AND ALKYLOL RADICALS JOINED TO SAID NITROGEN ATOM, ABOUT 4.5 TO ABOUT 11 PARTS BY WEIGHT OF AN ALKALI SOAP OF A HIGHER FATTY ACID CONTAINING BETWEEN 7 AND ABOUT 30 CARBON ATOMS, AND BETWEEN ABOUT 2 AND ABOUT 20 PARTS BY WEIGHT OF A NONIONIC SURFACES-ACTIVE AGENT OF THE GROUP CONSISTING OF WATERDISPERSIBLE HIGHER FATTY ACID ESTERS OF SORBITAN, CONDENSATES OF BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH A WATER-INSOLUBLE ALKYL PHENOL WHEREIN THE ALKYL GROUP CONTAINS BETWEEN 7 AND 30 CARBON ATOMS, CONDENSATES OF BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH HIGHER FATTY ACIDS OF FROM ABOUT 8 TO ABOUT 30 CARBON ATOMS, CONDENSATES OF FROM BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH FROM ABOUT 8 TO ABOUT 30 CARBON ATOM HIGHER FATTY ACID ESTERS OF SORBITAN, CONDENSATES OF BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH FROM ABOUT 8 TO ABOUT 30 CARBON ATOM HIGHER FATTY ACID ESTERS OF SORBITOL WHEREIN ALL PARTS BY WEIGHT ARE RELATIVE WITH RESPECT TO 100 PARTS BY WEIGHT OF SAID HYDROPHOBIC NITROGENOUS COMPOUND.
Claim 2
Dependent Claim
261 words
A COMPOSITION OF MATTER WHICH COMPRISES AN AQUEOUS DISPERSION OF FROM ABOUT 40 TO ABOUT 1000 PARTS BY WEIGHT OF A THERMOSETTING RESIN OF THE GROUP CONSISTING OF WATER SOLUBLE ALKYLATED METHYLOL MELAMINES, WATER SOLUBLE ALKYLATED METHYLOL UREAS, AND METHYLOL ALKYLENE UREAS, 100 PARTS BY WEIGHT OF A HYDROPHOBIC NITROGENOUS COMPOUND HAVING AN ALKYL RADICAL OF AT LEAST 7 CARBON ATOMS AND CONTAINING A NITROGEN ATOM HAVING ATTACHED THERETO A CARBONYL RADICAL AND A REACTIVE SUBSTITUENT OF THE GROUP CONSISTING OF HYDROGEN AND ALKYLOL RADICALS JOINED TO SAID NITROGEN ATOM, ABOUT 4.5 TO ABOUT 11 PARTS BY WEIGHT OF AN ALKALI SOAP OF A HIGHER FATTY ACID CONTAINING BETWEEN 7 AND ABOUT 30 CARBON ATOMS, AND BETWEEN ABOUT 2 AND ABOUT 20 PARTS BY WEIGHT OF A NONIONIC SURFACES-ACTIVE AGENT OF THE GROUP CONSISTING OF WATERDISPERSIBLE HIGHER FATTY ACID ESTERS OF SORBITAN, CONDENSATES OF BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH A WATER-INSOLUBLE ALKYL PHENOL WHEREIN THE ALKYL GROUP CONTAINS BETWEEN 7 AND 30 CARBON ATOMS, CONDENSATES OF BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH HIGHER FATTY ACIDS OF FROM ABOUT 8 TO ABOUT 30 CARBON ATOMS, CONDENSATES OF FROM BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH FROM ABOUT 8 TO ABOUT 30 CARBON ATOM HIGHER FATTY ACID ESTERS OF SORBITAN, CONDENSATES OF BETWEEN 5 AND 50 MOLS OF ETHYLENE OXIDE WITH FROM ABOUT 8 TO ABOUT 30 CARBON ATOM HIGHER FATTY ACID ESTERS OF SORBITOL WHEREIN ALL PARTS BY WEIGHT ARE RELATIVE WITH RESPECT TO 100 PARTS BY WEIGHT OF SAID HYDROPHOBIC NITROGENOUS COMPOUND.
References Cited (Backward Citations)
CA506408A
Cited
US2364726A
Cited
US2357273A
Cited
US2491249A
Cited
US2528360A
Cited
US2776267A
Cited
US2769798A
Cited
US2767434A
Cited
US2683702A
Cited
US2749257A
Cited
US2852479A
Cited
US2846337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |