JPS557880A - Etching solution for organic resin - Google Patents

Etching solution for organic resin

Info

Publication number
JPS557880A
JPS557880A JP5151979A JP5151979A JPS557880A JP S557880 A JPS557880 A JP S557880A JP 5151979 A JP5151979 A JP 5151979A JP 5151979 A JP5151979 A JP 5151979A JP S557880 A JPS557880 A JP S557880A
Authority
JP
Japan
Prior art keywords
etching solution
organic resin
guanidine
polyamine
formula
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP5151979A
Other languages
Japanese (ja)
Inventor
Atsushi Saiki
Toshio Okubo
Yukiyoshi Harada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5151979A priority Critical patent/JPS557880A/en
Publication of JPS557880A publication Critical patent/JPS557880A/en
Pending legal-status Critical Current

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  • Treatments Of Macromolecular Shaped Articles (AREA)

Abstract

PURPOSE: Title etching solution that contains hydrazine, a polyamine and/or guanidine, thus being suitable for extremely fine processing.
CONSTITUTION: Said etching solution contains (A) hydrazine, (B) a polyamine of formula I (n is 3 or more integral number), such as ethylenediamine, and (C) guanidine of formula II.
USE: An etching solution for films of polyimide resin.
COPYRIGHT: (C)1980,JPO&Japio
JP5151979A 1979-04-27 1979-04-27 Etching solution for organic resin Pending JPS557880A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5151979A JPS557880A (en) 1979-04-27 1979-04-27 Etching solution for organic resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5151979A JPS557880A (en) 1979-04-27 1979-04-27 Etching solution for organic resin

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP50098179A Division JPS5222071A (en) 1974-08-23 1975-08-13 Method of selective etching of film of polyamide resin

Publications (1)

Publication Number Publication Date
JPS557880A true JPS557880A (en) 1980-01-21

Family

ID=12889250

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5151979A Pending JPS557880A (en) 1979-04-27 1979-04-27 Etching solution for organic resin

Country Status (1)

Country Link
JP (1) JPS557880A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57163707A (en) * 1981-03-31 1982-10-08 Yunitsuku:Kk Multiple cylinder equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222071A (en) * 1975-08-13 1977-02-19 Hitachi Ltd Method of selective etching of film of polyamide resin

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222071A (en) * 1975-08-13 1977-02-19 Hitachi Ltd Method of selective etching of film of polyamide resin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57163707A (en) * 1981-03-31 1982-10-08 Yunitsuku:Kk Multiple cylinder equipment

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