| 摘要 |
PCT No. PCT/GB81/00157 Sec. 371 Date Apr. 5, 1982 Sec. 102(e) Date Apr. 5, 1982 PCT Filed Aug. 6, 1981 PCT Pub. No. WO82/00653 PCT Pub. Date Mar. 4, 1982.A composition for anti-fouling coatings includes 20 to 80% of heavy metal particles such as copper or a copper alloy powder. To prevent instability on storage the resin matrix has a low acid value, preferably not greater than 5 mg KOH/g. The resin is one of a type cured by a free-radical-initiated cross-linking mechanism such as an unsaturated polyester, vinyl ester or urethane acrylate. |
