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US5154747A
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Antifouling composition using alkyl-phenols
Assignee: Nippon Paint Co Ltd
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Filing: 1992-02-18
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Granted: 1992-10-13
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Expires: 2012-02-18
Abstract
Abstract An antifouling composition for use in the control of noxious aquatic life comprising as an active ingredient, one or more phenol derivatives of the formula <IMAGE> wherein R is a C3 DIFFERENCE C21 saturated hydrocarbon residue; X1 DIFFERENCE X5 each is H, HO or CH3O, providing excluding the case wherein all of X1 DIFFERENCE X5 are hydrogen. This composition is useful as an antifouling paint for marine structures, ships, fishnets, buoys, industrial water system, water cooling system and the like.
Inventors
- 👤 Junji Yokoi
- 👤 Akio Harada
- 👤 Kazuo Ina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:56
CPC Classifications
A; A01; A01N; A01N31/00; A01N31/08; A01N31/16; C; C09; C09D; C09D5/00; C09D5/16; C09D5/1606; C09D5/1612; C09D5/1625
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
An antifouling composition for use in the control of noxious aquatic life comprising 5 to 80% by weight, based upon the total weight of the composition of one or more phenol derivatives of the formula: ##STR4## wherein R is a C 9-11 straight-chain or branched aliphatic saturated hydrocarbon residue; X 1 -X 5 are the same or different and each is selected from the group consisting of hydrogen, hydroxy and methoxy providing that the case wherein all of X 1 -X 5 are hydrogen is excluded and with the proviso that one of X 1 -X 5 has to be --OH, and a water-repellent organic compound selected from the group consisting of silicone oil, vaseline, petroleum wax and liquid paraffin.
Claim 2
Dependent Claim
120 words
An antifouling composition for use in the control of noxious aquatic life comprising 5 to 80% by weight, based upon the total weight of the composition of one or more phenol derivatives of the formula: ##STR4## wherein R is a C 9-11 straight-chain or branched aliphatic saturated hydrocarbon residue; X 1 -X 5 are the same or different and each is selected from the group consisting of hydrogen, hydroxy and methoxy providing that the case wherein all of X 1 -X 5 are hydrogen is excluded and with the proviso that one of X 1 -X 5 has to be --OH, and a water-repellent organic compound selected from the group consisting of silicone oil, vaseline, petroleum wax and liquid paraffin.
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) | 1995-10-13 | 1996-04-13 | 1996-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-10-13 | 2000-04-13 | 2000-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-10-13 | 2004-04-13 | 2004-10-13 | $7700.00 | Window Closed / Lapsed |