Halogenated compositions
Compositions are provided that can include R F (R T ) n Q, and/or R Cl (R T ) n H. The R F group can have four fluorine atoms, the R T group can include a C-2 group having a pendant —CF 3 group, n can be at least 1, the R 1 group can include a carbon atom, the R Cl group can be —CCl 3 , and the Q group can include one or more atoms of the periodic table of elements. Telomerization processes are also provided.
1 - 14 . (canceled)
15 : A composition comprising:
R Cl (R T ) n H, wherein:
the R Cl group comprises at least —CCl 3 ;
the R T group comprises at least one C-2 group, the C-2 group comprising a —CF 2 — group and at least one pendant —CF 3 group; and
n is at least 1.
16 : The composition of claim 15 wherein n is at least 2 and the composition comprises
17 : The composition of claim 15 wherein n is at least 2 and the composition comprises
18 : A telomerization process comprising exposing at least one CF 3 -comprising taxogen to a fluorine-comprising telogen to produce a telomer, wherein the fluorine-comprising telogen comprises at least two fluorine atoms.
19 : The process of claim 18 wherein the CF 3 -comprising taxogen is pentaluoropropene.
20 : The process of claim 18 wherein the fluorine-comprising telogen is .(CF 3 ) 2 CFl.
21 : The process of claim 18 wherein the exposing the CF 3 -comprising taxogen to the fluorine-comprising telogen is in the presence of an initiator.
22 : The process of claim 21 wherein the initiator comprises a peroxide.
23 : The process of claim 22 wherein the peroxide comprises di-tert-butyl peroxide.
24 : The process of claim 22 wherein the exposing occurs within a reactor and the initiator and telogen are provided to the reactor, a mole ratio of the initiator to the telogen being between about 0.001 and about 0.05.
25 : The process of claim 24 wherein the mole ratio of the initiator to the telogen is between about 0.01 and about 0.03.
26 : The process of claim 19 wherein the exposing occurs within a reactor, a temperature within the reactor during the exposing being from about 130° C. to about 150° C.
27 : The process of claim 18 wherein:
the CF 3 -comprising taxogen is pentafluoropropene; and
the telomer comprises
wherein:
the R F group comprises at least two fluorine atoms;
n is at least 1; and
the Q group comprises one or more atoms of the periodic table of elements.
28 : The process of claim 18 wherein:
the CF 3 -comprising taxogen is pentafluoropropene;
the fluorine-comprising telogen is (CF 3 ) 2 CFl; and
a mole ratio of the taxogen to the telogen is from about 2:1 to about 4:1.
29 : The composition of claim 15 wherein the R T group is