Polyarylether ketone imide adhesives
Aspects of the present disclosure generally describe polyarylether ketones and methods of use. In some aspects, a composition includes one or more polymers of formula (IV):
1. A composition comprising one or more polymers of formula (IV):
wherein:
X is selected from the group consisting of:
and combinations thereof,
Z is selected from the group consisting of: —H,
and combinations thereof, wherein R′ is —H, halo, C1-C20 alkyl, cyano, or combinations thereof,
R is selected from the group consisting of:
and combinations thereof,
L is selected from the group consisting of: —CH 2 —, —(CH 3 ) 2 C—, —O—, —S—, —SO 2 —, —CO—, and combinations thereof,
Q is selected from the group consisting of: —S—, —SO 2 —, —(CF 3 ) 2 C—, —O—, —(CH 3 ) 2 C—, and combinations thereof,
j is a positive integer,
m is a positive integer,
n is a positive integer, and
q is a positive integer and the molecular weight of at least one of the one or more polymers is between about 50 kDa and about 150 kDa.
2. The composition of claim 1 , wherein the molecular weight of at least one of the one or more polymers is between about 90 kDa and about 110 kDa.
3. The composition of claim 1 , wherein the molecular weight of each moiety of the structure:
does not exceed about 3 kDa.
4. The composition of claim 1 , wherein a ratio of m to n is between about 1:1 and about 1:2.
5. The composition of claim 1 , wherein a ratio of
to
is between about 1:1 and about 1:2.
6. The composition of claim 1 , wherein the moiety:
is greater than about 33 mol % of the molecular weight of at least one of the one or more polymers.
7. The composition of claim 6 , wherein the moiety:
is greater than about 50 mol % of at least one of the one or more polymers.
8. The composition of claim 1 , wherein the composition has a glass transition temperature between about 135° C. and about 225° C.
9. The composition of claim 8 , wherein the composition has a glass transition temperature between about 135° C. and about 190° C.
10. The composition of claim 1 , wherein the composition has a melting temperature between about 200° C. and about 450° C.
11. The composition of claim 1 , wherein at least one of the one or more polymers of formula (IV) is a block copolymer.
12. The composition of claim 11 , wherein q is 1, m is an integer between about 1 and about 1,000, and n is an integer between about 1 and about 1,000.
13. The composition of claim 1 , wherein at least one of the one or more polymers of formula (IV) is a random copolymer.
14. The composition of claim 13 , wherein q is an integer between 2 and about 2,000, m is an integer between about 1 and about 1,000, and n is an integer between about 1 and about 1,000.
15. The composition of claim 1 , wherein at least one of the one or more polymers of Formula (IV) comprises:
the moiety:
is about 17 mol % of the molecular weight of the polymer,
R is
j is 1,
the moiety:
is about 32 mol % of the molecular weight of the polymer, and
X is
and X is about 46 mol % of the molecular weight of the polymer.
16. The composition of claim 1 , wherein at least one of the one or more polymers of Formula (IV) comprises:
the moiety:
is about 23 mol % of the molecular weight of the polymer,
R is
j is 1,
the moiety:
is about 29 mol % of the molecular weight of the polymer,
the moiety:
is about 24 mol % of the molecular weight of the polymer, and
the moiety:
is about 24 mol % of the molecular weight of the polymer.
17. The composition of claim 1 , further comprising a fiber material.
18. The composition of claim 17 , wherein the fiber material is selected from the group consisting of graphite, fiberglass, nylon, aramid polymers, spectra, and mixtures thereof.
19. A vehicle component including the composition of claim 1 .
20. The vehicle component of claim 19 , wherein the vehicle component is a tail cone, a panel, a coated lap joint between two or more panels, a wing-to-fuselage assembly, structural aircraft composite, fuselage body-joint or wing rib-to-skin joint.
21. A method comprising:
using the composition of claim 1 as an adhesive.
22. A method of using the composition of claim 1 , the method comprising: coating a surface with the composition of claim 1 .
23. A method comprising: forming a three dimensional structure at least partially comprising the composition of claim 1 .
24. The method of claim 23 , wherein the three dimensional structure further comprises a reinforcement agent selected from the group consisting of glass, carbon fibers, chopped carbon fibers, carbon black, and carbon nanotubes.
25. The method of claim 23 , wherein forming the three dimensional structure comprises fused filament fabrication and/or selective laser sintering.
26. A three dimensional structure comprising the composition of claim 1 .
27. The three dimensional structure of claim 26 , further comprising a reinforcing agent.
28. A method comprising:
coating a first surface with the composition of claim 1 to form a coated surface;
contacting the coated surface with a second surface; and
heating the composition to above about 355° C.
29. The method of claim 28 , wherein the first surface comprises a thermoplastic prepreg, thermoset prepreg, and/or metal.
30. The method of claim 29 , wherein the first surface comprises a thermoplastic prepreg, and heating the composition to above about 355° C. consolidates the thermoplastic prepreg.
31. The method of claim 29 , wherein the first surface and the second surface comprises a thermoplastic prepreg, and wherein heating the composition to above about 355° C. consolidates the thermoplastic prepreg of the first surface and the thermoplastic prepreg of the second surface.
32. The method of claim 29 , further comprising coating the second surface with the composition of claim 1 to form a second coated surface.
33. The method of claim 28 , wherein the first surface is a surface of a vehicle component, and the second surface is a surface of a vehicle component.
34. The composition of claim 1 , wherein:
the molecular weight of the moiety of the structure:
does not exceed about 3 kDa; and
a ratio of m to n is between about 1:1 and about 1:2.
35. The composition of claim 34 , wherein the molecular weight of at least one of the one or more polymers is between about 90 kDa and about 110 kDa.
36. The composition of claim 35 , wherein a ratio of
to
is between about 1:1 and about 1:2.
37. The composition of claim 36 , wherein the composition has:
a glass transition temperature between about 135° C. and about 190° C.; and
a melting temperature between about 200° C. and about 450° C.