US3107228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polypropylene containing a dye-receptive modifier which comprises polyal-kyleneimine or mixztures thereof with an epoxy resin
Assignee: Montedison SpA
•
Filing: 1957-12-12
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Granted: 1963-10-15
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Expires: 1977-12-12
Abstract
No abstract record available.
Inventors
- 👤 Cappuccio Vittorio
- 👤 Vacanti Francesco
- 👤 Maltese Paolo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:24
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08F; C08F18/00; C08F18/02; C08F18/12; C08G; C08G73/00; C08G73/02; C08G73/0206; C08L23/10; C08L23/12; C08L63/00; C08L75/00; C08L77/00; D; D01; D01F; D01F1/00; D01F1/02; D01F1/10; D01F6/00; D01F6/02; D01F6/04; D01F6/06; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/55; D06P; D06P3/00; D06P3/79; Y; Y10; Y10S; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A READILY DYEABLE COMPOSITION ADAPTED TO BE FORMED INTO SHAPED ARTICLES HAVING INCREASED RECEPTIVITY FOR DYES, SAID COMPOSITION CONSISTING ESSENTIALLY OF (1) POLYPROPYLENE MADE UP PREVAILINGLY OF ISOTACTIC MACROMOLECULES AND (2) FROM 0.1% TO 20% BY WEIGHT ON THE TOTAL WEIGHT OF THE COMPOSITION OF A WATER-INSOLUBLE, POLUMERIC, DYERECEPTIVE MODIFIER DISPERSIBLE IN THE POLYPROPYLENE WHEN THE LATTER IS MELTED, HAVING A MOLECULAR WEIGHT OF AT LEAST 1,000 AND A 2ND ORDER TRANSITION TEMPERATURE BELOW THE MELTING OINT OF THE POLYPROPYLENE, AND WHICH IS A MIXTURE OF A POLYALKYLENEIMINE IN WHICH THE ALKYLENE GROUP CONTAINS FROM 2 TO 20 CARBON ATOMS, WITH THE REACTION PRODUCT OF (A) AN EPOXY RESIN OBTAINED BY REACTING EPICHLOROHYDRIN AND 4,4''-DIOXY-DIPHENYL-DIMETHYL-METHANE, AND (B) MONOETHANOLAMINE.
Claim 2
Dependent Claim
118 words
A READILY DYEABLE COMPOSITION ADAPTED TO BE FORMED INTO SHAPED ARTICLES HAVING INCREASED RECEPTIVITY FOR DYES, SAID COMPOSITION CONSISTING ESSENTIALLY OF (1) POLYPROPYLENE MADE UP PREVAILINGLY OF ISOTACTIC MACROMOLECULES AND (2) FROM 0.1% TO 20% BY WEIGHT ON THE TOTAL WEIGHT OF THE COMPOSITION OF A WATER-INSOLUBLE, POLUMERIC, DYERECEPTIVE MODIFIER DISPERSIBLE IN THE POLYPROPYLENE WHEN THE LATTER IS MELTED, HAVING A MOLECULAR WEIGHT OF AT LEAST 1,000 AND A 2ND ORDER TRANSITION TEMPERATURE BELOW THE MELTING OINT OF THE POLYPROPYLENE, AND WHICH IS A MIXTURE OF A POLYALKYLENEIMINE IN WHICH THE ALKYLENE GROUP CONTAINS FROM 2 TO 20 CARBON ATOMS, WITH THE REACTION PRODUCT OF (A) AN EPOXY RESIN OBTAINED BY REACTING EPICHLOROHYDRIN AND 4,4''-DIOXY-DIPHENYL-DIMETHYL-METHANE, AND (B) MONOETHANOLAMINE.
References Cited (Backward Citations)
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US2472680A
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GB613817A
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US2530366A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |