Fave 4102 Fluoroalkyl vinyl ether 238420-80-9 Honeywell Antiblocking agent Slip control Coatings >> UV / Radiation Curing Difunctional fluoroallkyl vinyl ether with outstanding surface activity. Non-foaming. Can be used as an additive to eliminate blocking and increase slip on UV coatings. Difunctional fluoroallkyl vinyl ether with outstanding surface activity. Non-foaming. Can be used as an additive to eliminate blocking and increase slip on UV coatings.