Výsledky vyhledávání - "Joung-Yei Chen"

Thermal, dynamic mechanical and rheological properties of metallocene-catalyzed cycloolefin copolymers (mCOCs) with high glass transition temperature

Autor: Ming-Ching Yang, Mei-Jyun Lai, Chih-Chieh Chang, In-Mau Chen, Mark O. Liu, Hong-Fan Lin, Joung-Yei Chen, Po-Ling Shiao

Publikováno v: Materials Letters. 61:457-462

We have successfully synthesized and pelletized metallocene-catalyzed cycloolefin copolymers (mCOCs). Furthermore, their thermal oxidation, dynamic mechanical and rheological properties have also been investigated by differential scanning calorimetry

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3bab87a798f9d34ecb12d4f7f392e889
https://doi.org/10.1016/j.matlet.2006.04.085

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Thermal and fluorescent properties of optical brighteners and their whitening effect for pelletization of cycloolefin copolymers

Autor: In-Mau Chen, Mei-Jyun Lai, Mark O. Liu, Chih-Chieh Chang, Hsin-Chu Liu, Hong-Fan Lin, Po-Ling Shiao, Ming-Ching Yang, Joung-Yei Chen

Publikováno v: Materials Letters. 60:2132-2137

The thermal and fluorescent properties of 4,4-bis(5-methyl-2-beazoxoazol)ethylene (Hostalux KS-N), 1,4-bis(benzoxazolyl-2-yl)naphthalene (Hostalux KCB), 2,5-bis-(5-tertbutylbenzoxazole-2-yl) thiophene (Uvitex OB), 2,2′-(4,4′-diphenolvinyl)dibenzo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::30979b2e3e4aad94c93d568d9fb03889
https://doi.org/10.1016/j.matlet.2005.12.112

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Synthesis of polymers containing pseudohalide groups by cationic polymerization. 9. Azido end-capped poly(2-methylpropene) by polymerization initiated by the system lewis acid-2-azido-2-phenylpropane

Autor: Jean De La Croix Habimana, Hervé Cheradame, Eliane Rousset, Frank Joung-Yei Chen

Publikováno v: Macromolecules. 27:631-637

The polymerization of 2-methylpropene in CH 2 Cl 2 can be initiated by 2-azido-2-phenylpropane (APP) in the presence of some Lewis acids. The system APP-BCl 3 gave only the usual polymer functionalization by a tertiary chloride at one chain end and t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f82ea0161ad91de6cc50cade62dbd3ce
https://doi.org/10.1021/ma00081a001

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Synthesis of polymers containing pseudohalide groups by cationic polymerization—6. Azidotelechelic poly(2-methylpropene) by polymerization initiated by the system Lewis acid-2-azido-2,4,4-trimethylpentane

Autor: Jon E. Stanat, Jean-de-la-Croix Habimana, Hervé Cheradame, Frank Joung-Yei Chen

Publikováno v: European Polymer Journal. 29:1429-1434

The polymerization of 2-methylpropene initiated by the mixture Lewis acid-2-azido-2,4,4-trimethylpentane was studied in various conditions. It was shown that BF 3 gave an appreciable polymerization yield, while diethylaluminium chloride gave only low

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4cb3ea1b46965c54a09049e7dfe71443
https://doi.org/10.1016/0014-3057(93)90053-i

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[Untitled]

Autor: Hervé Cheradame, Frank Joung-Yei Chen, Jean de la Croix Habimana

Publikováno v: Die Makromolekulare Chemie. 193:2647-2658

The possibility to functionalize poly(2-methylpropene) (PIB) by direct synthesis with functions containing nitrogen derived from the group of pseudohalogens, is demonstrated. Polymerization by cationic polyaddition of 2-methylpropene using a suitable

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::85bbfa82e60c0c26259d99092f1679ef
https://doi.org/10.1002/macp.1992.021931013

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[Untitled]

Autor: Hervé Cheradame, Jean de la Croix Habimana, Eliane Rousset, Frank Joung-Yei Chen

Publikováno v: Die Makromolekulare Chemie. 192:2777-2789

The cationic polymerization or copolymerization of various alkenyl monomers was investigated in the presence of azide groups. The monomers were either of the n-π-donor type, such as vinyl ethers, or π-donors, such as isobutene (2-methylpropene) or

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1613897d4830ad0473b9f0f9739f8fea
https://doi.org/10.1002/macp.1991.021921122

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5600055 Immobilized lewis acid catalysts

Autor: Chung Tze-Chian, Jon E. Stanat, Frank Joung-Yei Chen, Alok Kumar

Publikováno v: Journal of Molecular Catalysis A: Chemical. 125:164-165

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9a5d1a4e0bae0e61677f2ae0dd47d361
https://doi.org/10.1016/s1381-1169(98)80057-5

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5607890 Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions

Autor: Thierry Hamaide, Frank Joung-Yei Chen, Christophe Le Deore, Alain Guyot

Publikováno v: Journal of Molecular Catalysis A: Chemical. 125:153-154

A supported Lewis acid catalyst system for catalyzing hydrocarbon conversion reactions including cationic polymerization, alkylation, isomerization and cracking reactions is disclosed, wherein the catalyst system comprises an inorganic oxide support

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1c84e887e677a4f7595cbb18baf862c8
https://doi.org/10.1016/s1381-1169(98)80016-2

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Synthesis of polymers containing pseudohalide groups by cationic polymerization. 8. Thiocyano- and isothiocyano-functionalized poly(2-methylpropene) using 2-isothiocyano-2-phenylpropane as initiator

Autor: H. Cheradame, C. Descours-Michallet, Frank Joung-Yei Chen

Publikováno v: Macromolecules. 26:1194-1195

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a07b0171674a826fc798b48c6212ae65
https://doi.org/10.1021/ma00057a049

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