Condensation polyimides containing 1,1,1-triaryl-2,2,2-trifluoroethane structures
IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0924470
(1986-10-29)
|
발명자
/ 주소 |
- Alston William B. (Medina OH) Gratz Roy F. (Fredericksburg VA)
|
출원인 / 주소 |
- The United States of America as represented by the Administrator of the National Aeronautics and Space Administration (Washington DC 06)
|
인용정보 |
피인용 횟수 :
10 인용 특허 :
5 |
초록
A condensation polyimide containing a 1,1,1-triaryl-2,2,2-trifluoroethane structure, other related condensation polyimides and process for their preparation, which comprises polymerization of a cyclic dianhydride with a diamine.
대표청구항
▼
A condensation polyimide containing a 1,1,-bis[4-(1,2,-imide)aryl]-1-aryl-2,2,2-trifluoroethane structure comprising a polymerized mixture of a cyclic dianhydride and a diamine, either the dianhydride, the diamine or both containing 3F structures, the final polyimide excluding 6F structures, and in
A condensation polyimide containing a 1,1,-bis[4-(1,2,-imide)aryl]-1-aryl-2,2,2-trifluoroethane structure comprising a polymerized mixture of a cyclic dianhydride and a diamine, either the dianhydride, the diamine or both containing 3F structures, the final polyimide excluding 6F structures, and in which the cyclic dianhydride is selected from formulae: [Figure] [Figure] [Figure] [Figure] wherein Ar is a polycyclic aromatic hydrocarbon and X is O, S, SO2, NH, PH, N0, P0, C〓O, CH2 or CH0, and Y is 0-O, 0-S, 0-SO2, 0-PH, 02-P, 02N or NO2, and the diamine is selected from the formulae: [Figure] [Figure] [Figure]
이 특허에 인용된 특허 (5)
-
Rogers Francis Elliot (Dayton OH), Melt-fusible linear polyimide of 2,2-bis(3,4-dicarboxyphenyl)-hexafluoropropane dianhydride.
-
Lee Raymond (Elk Grove Village IL) Sorathia Usman A. K. (Schaumburg IL) Ferro Gregory A. (Mt. Prospect IL), Polyimide of 2,2-bis(4-(4-aminophenoxy)phenyl)-hexafluoropropane and process for the preparation of same.
-
Scola Daniel A. (Glastonbury CT) Pater Ruth H. (Rocky River OH), Polyimides of 4,4′-(hexafluoroisopropylidene)bis(o-phthalic anhydride) and aliphatic diamines.
-
Jones ; Robert J. ; O'Rell ; Michael K. ; Hom ; Jim M., Polyimides prepared from perfluoroisopropylidene diamine.
-
Fraser, Allister F.; Alsbach, Walter G., Solar cell array panel and method of manufacture.
이 특허를 인용한 특허 (10)
-
Sheppard Clyde H. (Bellevue WA) Lubowitz Hyman R. (Rolling Hills Estates CA), Extended end cap monomer for making advanced composites.
-
Lubowitz Hyman R. ; Sheppard Clyde H., Method for making multidimensional polyester oligomers.
-
Lubowitz Hyman R. (Rolling Hills Estates CA) Sheppard Clyde H. (Bellevue WA) Stephenson Ronald R. (Kirkland WA), Method of making multidimensional polyesters.
-
Sheppard Clyde H. (Boeing Aerospace Company ; P.O. Box 399 ; M/S 73-09 Seattle WA 98124-2499) Lubowitz Hyman R. (26 Coral Tree Ln. Rolling Hills Estates CA 90274), Methods for making liquid molding compounds using diamines and dicyanates.
-
Lubowtiz Hyman R. (Rolling Hills Estates CA) Sheppard Clyde H. (Post Falls ID), Multiple chemically functional end cap monomers.
-
Lubowitz Hyman R. ; Sheppard Clyde H., Oligomers with multiple chemically functional end caps.
-
Sheppard Clyde H. ; Lubowitz Hyman R., Phenylethynyl capped imides.
-
Lubowitz, Hyman R.; Sheppard, Clyde H., Polyester oligomer.
-
Carter Kenneth R. (San Jose CA) DiPietro Richard A. (San Jose CA) Hedrick James L. (Pleasanton CA) Hummel John P. (Millbrook NY) Miller Robert D. (San Jose CA) Sanchez Martha I. (Menlo Park CA) Volks, Process for forming a circuit assembly.
-
Lubowitz Hyman R. (Rolling Hills Estates CA) Sheppard Clyde H. (Bellevue WA) Stephenson Ronald R. (Kirkland WA), Thallium catalyzed multidimensional ester oligomers.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.