US2504136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile decorating
Assignee: Interchemical Corp
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Filing: 1948-01-21
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Granted: 1950-04-18
•
Expires: 1968-01-21
Abstract
No abstract record available.
Inventors
- 👤 Lee Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:16
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
156 words
A LOW-CROCK TEXTILE-DECORATING COMPOSITION COMPRISING A WATER-IN-LACQUER EMULSION, THE LACQUER PHASE OF WHICH COMPRISES A PIGMENTED COLLOIDAL DISPERSION OF (1) A GRANULAR THERMOPLASTIC COPOLYMER OF A MONOVINYL AROMATIC COMPOUND IN WHICH THE VINYL GROUP IS ATTACHED TO A CARBON ATOM OF THE AROMATIC NUCLEUS AND AN ALIPHATIC CONJUGATED DIOLEFIN AND (2) A SOLUTION OF A THERMOSETTING RESIN IN A VOLATILE ORGANIC SOLVENT WHICH IS A NONSOLVENT FOR THE COPOLYMER BUT HAS A SWELLING ACTION THEREFOR, THE RATIO OF THE COPOLYMER TO THE PIGMENT RANGING FROM 0.05:1 TO 100:1 BY WEIGHT, THE COPOLYMER COMPRISING THE PRODUCT PREPARED BY POLYMERIZING THE VINYL AROMATIC COMPOUND IN AN AQUEOUS EMULSION AT A TEMPERATURE ABOUT 50*C. UNTIL AT LEAST 90% OF THE VINYL AROMATIC COMPOUND IS POLYMERIZED AND THEREAFTER ADDING BETWEEN 2.3 AND 3.5 MOLES OF THE CONJUGATED DIOLEFIN PER MOLE OF THE VINYL AROMATIC COMPOUND INITIALLY PRESENT AND POLYMERIZING THE CONJUGATED DIOLEFIN IN THE EMULSION AT A TEMPERATURE ABOVE 50*C.
References Cited (Backward Citations)
US2383937A
Cited
US2388685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-17 | 1953-10-17 | 1954-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-17 | 1957-10-17 | 1958-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-17 | 1961-10-17 | 1962-04-18 | $7700.00 | Window Closed / Lapsed |