SUBEDI, Deepak Prasad, Lenka ZAJÍČKOVÁ, Vilma BURŠÍKOVÁ and Jan JANČA. Surface modification of polycarbonate (bisphenol A) by low pressure rf plasma. Himalayan Journal of Sciences. Nepal: INASP, 2003, vol. 1, No 2, p. 115-118. ISSN 1727-5210.
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Basic information
Original name Surface modification of polycarbonate (bisphenol A) by low pressure rf plasma
Name in Czech Povrchová modifikace polykarbonátu (bisphenol A) v nízkotlakém rf plasmatu
Authors SUBEDI, Deepak Prasad (524 Nepal), Lenka ZAJÍČKOVÁ (203 Czech Republic, guarantor), Vilma BURŠÍKOVÁ (203 Czech Republic) and Jan JANČA (203 Czech Republic).
Edition Himalayan Journal of Sciences, Nepal, INASP, 2003, 1727-5210.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10305 Fluids and plasma physics
Country of publisher Nepal
Confidentiality degree is not subject to a state or trade secret
RIV identification code RIV/00216224:14310/03:00023906
Organization unit Faculty of Science
Keywords in English Polycarbonate; surface modification; rf plasma; ageing; surface energy
Tags ageing, polycarbonate, RF plasma, Surface energy, surface modification
Tags International impact, Reviewed
Changed by Changed by: doc. RNDr. Vilma Buršíková, Ph.D., učo 2418. Changed: 16/3/2008 10:50.
Abstract
Effects of low pressure radio frequency (rf) plasma treatment on the surface properties of polycarbonate are presented in this paper. Results obtained from the surface energy measurement after different conditions of treatment are compared. After treatment the surface free energy increased from the original value of 35 mJ/m2 to 63-74 mJ/m2. X-ray photoelectron spectroscopy measurements showed an increase in oxygen to carbon ratio after the treatment indicating an increase of oxygen-containing functional groups on the polycarbonate surface. A study of the stability of the modified surface property has been made on the basis of surface free energy. To study the improvement of adhesion between the polycarbonate and thin coatings, organosilicon thin films were deposited on the untreated and plasma treated polycarbonate. The adhesion of film to substrate was quantitatively analysed by cross-hatch peel test.
Abstract (in Czech)
Povrchová modifikace polykarbonátu (bisphenol A) v nízkotlakém rf plasmatu
Links
MSM 143100003, plan (intention)Name: Studium plazmochemických reakcí v neizotermickém nízkoteplotním plazmatu a jeho interakcí s povrchem pevných látek
Investor: Ministry of Education, Youth and Sports of the CR, Study of plasmachemical reactions in non-isothermic low pressure plasma and its interaction with the surface of solid substrates
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