Claims
- 1. In an antifouling coating composition comprising an antifouling agent, a polymeric binder, a filler, a pigment, and a solvent, the improvement comprising as the antifouling agent, a bis-trialkylstannyl derivative of chlorinated polycyclic dicarboxylic acids, having the general formula (I) ##STR5## where R is a lower alkyl, R' is H or CH.sub.3, and n is 0 or 1.
- 2. The composition of claim 1 having the following components, in parts by weight:
- ______________________________________antifouling agent 5-10binder 7-30filler 25-30pigment 0.5-5.5solvent 10-35.______________________________________
- 3. A composition as claimed in claim 1, containing the following components, parts by weight:
- ______________________________________chlorinated organotin compound of the formula (I),wherein R = n-C.sub.4 H.sub.9, R' = CH.sub.3, n = 1 10.0copolymer of vinyl chloride and vinyl acetate 17.0colophony 12.0titanium white 28.0toluene 33.0.______________________________________
- 4. A composition as claimed in claim 1, containing the following components, parts by weight:
- ______________________________________chlorinated organotin compound of the formula (I),wherein R = n-C.sub.4 H.sub.9, n = 0 10.0copolymer of vinyl chloride and vinyl acetate 17.0colophony 12.0titanium white 28.0toluene 33.0.______________________________________
- 5. A composition as claimed in claim 1, containing the following components, parts by weight:
- ______________________________________chlorinated organotin compound of the formula (I),wherein R = n-C.sub.4 H.sub.9, R' = CH.sub.3, n = 1 7.5postchlorinated polyvinyl chloride 8.0colophony 9.0zinc white 30.0dibutylphthalate 5.0salicylanilide 5.5ethylacetate and toluene in a 1:1 ratio 35.0.______________________________________
- 6. A composition as claimed in claim 1, containing the following components, parts by weight:
- ______________________________________chlorinated organotin compound of the formula (I),wherein R = C.sub.2 H.sub.5, R' = CH.sub.3, n = 1 10.0epoxy resin 30.0polyethylene polyamine 5.0dibutylphthalate 7.5zinc white 30.0toluene 12.5______________________________________
Parent Case Info
This is a division of application Ser. No. 11,039, filed Feb. 9, 1979, now U.S. Pat. No. 4,261,914.
US Referenced Citations (4)
Divisions (1)
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Number |
Date |
Country |
Parent |
11039 |
Feb 1979 |
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