Functionalized F-POSS materials as additives to polymers
Functionalized fluoro polyhedral oligomeric silsesquioxane (F-POSS) materials as additives to improve liquid repellence of various polymers, the additive including at least one functionalized F-POSS material, wherein the functional group is at least one material selected from the group consisting of amines, isocyanates, epoxies, carboxylic acids, and esters.
1. A polymer formulation, comprising:
a) at least one polymer; and
b) an additive comprising at least one functionalized F-POSS material,
wherein the functionalized F-POSS material is of Formula 1:
wherein R is either R f or R f ′,
wherein R f is —(CH 2 ) n —(CF 2 ) q —CF 3 where n is between 0 and 5, and where q is between 0 and 15,
wherein R f ′ is —(CH 2 ) m —X, where m is between 0 and 15, and
wherein X is a group selected from the group consisting of —NH 2 (either primary, secondary or tertiary amines), —NCO, —COOH, epoxy, —OH, —S—CN, —(C 6 H 5 ), —N(CH 2 ) 3 + Cl − , halogen, —SH, cyano, alkoxy, aryloxy, N-carbamyl, thiocarbamyl, amido, sulfinyl, sulfonyl, sulfonamido, alkylthio, arylthio, heterocyclic, heteroaryl, heterocycloalkyl, quaternary ammonium, cycloalkyl, carbonyl, oxo, nitro, alkenyl, and alkynyl groups, and
wherein the ratio of Rf:Rf′ is either 6:2, 5:3, 4:4, 3:5, 2:6 or 1:7.
2. The polymer formulation of claim 1 , wherein the at least one polymer material is selected from the group consisting of polyurethanes, polyamides, polyacrylates, polyolefins, polyesters, polyethers, fluorinated polymers, and polystyrenes.
3. The polymer formulation of claim 1 , wherein X is —NH 2 .
4. The polymer formulation of claim 3 , where the at least one polymer material is a polyurethane.
5. The polymer formulation of claim 1 , wherein R f is —(CH 2 ) n —(CF 2 ) q —CF 3 and where n is 2.
6. The polymer formulation of claim 1 , wherein R f is —(CH 2 ) n —(CF 2 ) q —CF 3 and where q is either 6 or 8.
7. The polymer formulation of claim 1 , wherein R f ′ is propyl amine.
8. The polymer formulation of claim 7 , where the at least one polymer material is a polyurethane.
9. The polymer formulation of claim 7 , where the at least one polymer material is a thermoplastic polyurethane (TPU).
10. The polymer formulation of claim 7 , wherein R f is —(CH 2 ) n —(CF 2 ) q —CF 3 and where n is 2.
11. The polymer formulation of claim 7 , wherein R f is —(CH 2 ) n —(CF 2 ) q —CF 3 and where q is either 6 or 8.