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Institute of Bioorganic Chemistryand
Petrochemistry of National 1, Murmanskaya Str.,
Kyiv–94 020660, e-mail:
fluortribo@rambler.ru |
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New functional materials based on thermostable geterochain polymersE.V.Sheludko, G.A.Kovtun and O.N.TsypinaHomogeneous catalysis and supplements Department |
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Fluorocontaining
thermostable polymers |
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POLYAMIDES |
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TG and TM curves for polyamides I
- VI |
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POLYIMIDES |
TGA: 490-500 o C (
5%) 520-530 e = 2,3; tgd×103 = 3,0 Moisture capacity - 0,75 % |
e – T relationship |
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Metalcontaining fluorinated
polyamidoimides (PAI)
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Me = Co, Cu |
“p - A” diagram for PAI |
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POLYARYLATES |
TGA: 380
– 440 o C ( 1 type);
390-450 o C (2 type) Tg : 140-320 o C (1); 150-360 o C (2) Elongation at rupture 170- 290 % |
Cristal structure of the model (2) |
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Copolybenzimid- azole pyrrolones ( CBP) |
CBP TGA: 470 – 510 o C Tg : 325-390 o C |
Sorption and desorption of moisture by the films: 1- CBP 2- Non fluoridized pyrrone |
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Calixarenecontaining oligomers and copolymers
Epoxyoligomers with calixarene fragments
Polystyrole
with calixarene fragments |
R = -CH=CH2, -C(CH3
)=CH2 |
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Coatings Fields of application |
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Coatings advantages 1. Low friction factor ( 0,05-0,07) 2. Low permitivity ( e = 2,3) 3. Operating temperature ranges: -196 - +180 o C 4. Saving of expensive metals ( Cr ) 5. Fungistatic property of polyamides films (PA) |
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