Invention Grant
US07868199B2 Fluoroalcohol preparation method, fluorinated monomer, polymer, resist composition and patterning process
有权
氟醇制备方法,氟化单体,聚合物,抗蚀剂组合物和图案化工艺
- Patent Title: Fluoroalcohol preparation method, fluorinated monomer, polymer, resist composition and patterning process
- Patent Title (中): 氟醇制备方法,氟化单体,聚合物,抗蚀剂组合物和图案化工艺
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Application No.: US11699390Application Date: 2007-01-30
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Publication No.: US07868199B2Publication Date: 2011-01-11
- Inventor: Koji Hasegawa , Takeshi Kinsho , Tsunehiro Nishi , Masaki Ohashi , Takeru Watanabe
- Applicant: Koji Hasegawa , Takeshi Kinsho , Tsunehiro Nishi , Masaki Ohashi , Takeru Watanabe
- Applicant Address: JP Yamanashi
- Assignee: Eudyna Devices Inc.
- Current Assignee: Eudyna Devices Inc.
- Current Assignee Address: JP Yamanashi
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2006-022319 20060131
- Main IPC: C07C69/74
- IPC: C07C69/74

Abstract:
Fluoroalcohol compounds of formula (4) are prepared by reacting a fluorine compound of formula (1) with reducing agents or organometallic reagents of formulas (2) and (3) wherein R1 is H or a monovalent C1-C20 hydrocarbon group in which any —CH2— moiety may be replaced by —O— or —C(═O)—, R2 is H or a monovalent C1-C6 hydrocarbon group, R3 and R4 are H or a monovalent C1-C8 hydrocarbon group, and M1 is Li, Na, K, Mg, Zn, Al, B, or Si. From the fluoroalcohol compounds, fluorinated monomers can be produced in a simple and economic way, which are useful in producing polymers for the formulation of radiation-sensitive resist compositions.
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