| 摘要 |
Use of mono- and bifunctional (per)fluoropolyether compounds as additives in formulations for the wood treatment, said (p-er)fluoropolyether compounds having the structures: R f-O-CFY-L-W (C) W-L-YFC-O-R f-O-CFY-L-W (D) wherein: L is an organic group selected from -CH2-(OCH2CH2)n-, -CO-NR'-, with R'=H or C1-C4 alkyl group; n=0-8; Y=F, CF3; w is selected from C1-C50 alkyl groups, optionally containing one or more ether O, C6-C50 aryl groups, C7-C50 alkyl-aryl or aryl-alkyl groups; Rf is a (per)fluoropolyether radical.
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