Patent US2881088A successfully refreshed from Google Patents.
US2881088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire retardant composition and method of coating therewith
Assignee: Alim Corp
•
Filing: 1956-03-22
•
Granted: 1959-04-07
•
Expires: 1976-03-22
Abstract
No abstract record available.
Inventors
- 👤 Schulenburg Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:20
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/18; C09D5/185; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10S521/00; Y10S521/907
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
120 words
A FIRE RETARDANT COMPOSITION COMPRISING A MIXTURE OF 50 TO 80 PARTS BY WEIGHT OF A FOAM FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF MONOAMMONIUM PHOSPHATE, DIAMMONIUM PHOSPHATE, PHOSPHORIC ACID AMMONIUM SULFATE, SULFAMIC ACID, AMMONIUM SULFAMATE, AMMONIUM BROMIDE, SODIUM TUNGSTATE, SODIUM BORATE AND BORIC ACID, 10 TO 50 PARTS BY WEIGHT OF A CARBON FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF STARCH, DEXTRIN, GUM TRAGECANTH, FLOUR, MANNITOL, GLUCOSAMINE, GLUE, CASEIN AND GELATINE AND 3 TO 50 PARTS BY WEIGHT OF A SYNTHETIC RESIN COMPONENT COMPRISING A UREAFORMALDEHYDE-ACROLEIN RESIN IN WHICH THE PROPORTION OF THE UREA COMPONENT, FORMALDEHYDE COMPONENT AND ACROLEIN COMPONENT IS ABOUT 2.0-2.5 MOLES OF FORMALDEHYDE COMPONENT, 0.12 MOLE OF ACROLEIN COMPONENT PER MOLE OF UREA COMPONENT.
Claim 2
Dependent Claim
120 words
A FIRE RETARDANT COMPOSITION COMPRISING A MIXTURE OF 50 TO 80 PARTS BY WEIGHT OF A FOAM FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF MONOAMMONIUM PHOSPHATE, DIAMMONIUM PHOSPHATE, PHOSPHORIC ACID AMMONIUM SULFATE, SULFAMIC ACID, AMMONIUM SULFAMATE, AMMONIUM BROMIDE, SODIUM TUNGSTATE, SODIUM BORATE AND BORIC ACID, 10 TO 50 PARTS BY WEIGHT OF A CARBON FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF STARCH, DEXTRIN, GUM TRAGECANTH, FLOUR, MANNITOL, GLUCOSAMINE, GLUE, CASEIN AND GELATINE AND 3 TO 50 PARTS BY WEIGHT OF A SYNTHETIC RESIN COMPONENT COMPRISING A UREAFORMALDEHYDE-ACROLEIN RESIN IN WHICH THE PROPORTION OF THE UREA COMPONENT, FORMALDEHYDE COMPONENT AND ACROLEIN COMPONENT IS ABOUT 2.0-2.5 MOLES OF FORMALDEHYDE COMPONENT, 0.12 MOLE OF ACROLEIN COMPONENT PER MOLE OF UREA COMPONENT.
Claim 3
Independent Claim
140 words
A METHOD OF PROTECTING AN ARTICLE AGAINST FIRE WHICH COMPRISES APPLYING A SOLUTION CONTAINING 3 TO 50 PARTS BY WEIGHT OF A UREA-FORMALDEHYDE-ACREOEIN RESIN IN WHICH THE PROPORTION OF THE UREA COMPONENT, FORMALDEHYDE COMPONENT AND ACROLEIN COMPONENT IS ABOUT 2.0-2.5 MOLES OF FORMALDEHYDE COMPONENT, 0.12 MOLE OF ACROLEIN COMPONENT PER MOLE OF UREA COMPONENT TO SUCH ARTICLE AND APPLYING A FINELY DIVIDED SOLID MIXTURE OF 50 TO 80 PARTS BY WEIGHT OF A FOAM FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF MONOMMONIUM PHOSPHATE, DIAMMONIUM PHOSPHATE, PHOSPHIC ACID AMMONIUM SULFATE, SULFAMIC ACID, AMMONIUM SULFAMATE, AMMONIUM BROMIDE, SODIUM TUNGSTATE, SODIUM BORATE AND ACID AND 10 TO 50 PARTS BY WEIGHT OF A CARBON FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF STARCH, DEXTRIM, GUM TRAGACANTH, FLOUR, MANNITOL, GLUOSAMINE, GLUE CASEIN AND GELATINE TO SUCH ARTICLE WHILE STILL WET WITH SUCH SOLUTION.
Claim 4
Independent Claim
140 words
A METHOD OF PROTECTING AN ARTICLE AGAINST FIRE WHICH COMPRISES APPLYING A SOLUTION CONTAINING 3 TO 50 PARTS BY WEIGHT OF A UREA-FORMALDEHYDE-ACREOEIN RESIN IN WHICH THE PROPORTION OF THE UREA COMPONENT, FORMALDEHYDE COMPONENT AND ACROLEIN COMPONENT IS ABOUT 2.0-2.5 MOLES OF FORMALDEHYDE COMPONENT, 0.12 MOLE OF ACROLEIN COMPONENT PER MOLE OF UREA COMPONENT TO SUCH ARTICLE AND APPLYING A FINELY DIVIDED SOLID MIXTURE OF 50 TO 80 PARTS BY WEIGHT OF A FOAM FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF MONOMMONIUM PHOSPHATE, DIAMMONIUM PHOSPHATE, PHOSPHIC ACID AMMONIUM SULFATE, SULFAMIC ACID, AMMONIUM SULFAMATE, AMMONIUM BROMIDE, SODIUM TUNGSTATE, SODIUM BORATE AND ACID AND 10 TO 50 PARTS BY WEIGHT OF A CARBON FORMING COMPONENT SELECTED FROM THE GROUP CONSISTING OF STARCH, DEXTRIM, GUM TRAGACANTH, FLOUR, MANNITOL, GLUOSAMINE, GLUE CASEIN AND GELATINE TO SUCH ARTICLE WHILE STILL WET WITH SUCH SOLUTION.
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) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |