FR2107916A1 - Etchant for metallic copper - partic for use with printed circuits - Google Patents
Etchant for metallic copper - partic for use with printed circuitsInfo
- Publication number
- FR2107916A1 FR2107916A1 FR7131403A FR7131403A FR2107916A1 FR 2107916 A1 FR2107916 A1 FR 2107916A1 FR 7131403 A FR7131403 A FR 7131403A FR 7131403 A FR7131403 A FR 7131403A FR 2107916 A1 FR2107916 A1 FR 2107916A1
- Authority
- FR
- France
- Prior art keywords
- etchant
- partic
- metallic copper
- printed circuits
- concn
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/32—Alkaline compositions
- C23F1/34—Alkaline compositions for etching copper or alloys thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7510670A | 1970-09-24 | 1970-09-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2107916A1 true FR2107916A1 (en) | 1972-05-12 |
FR2107916B1 FR2107916B1 (xx) | 1975-02-07 |
Family
ID=22123583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7131403A Granted FR2107916A1 (en) | 1970-09-24 | 1971-08-16 | Etchant for metallic copper - partic for use with printed circuits |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE771033A (xx) |
CH (1) | CH527918A (xx) |
DE (1) | DE2144463A1 (xx) |
FR (1) | FR2107916A1 (xx) |
IT (1) | IT948523B (xx) |
NL (1) | NL7112888A (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2082859B1 (en) * | 2006-10-16 | 2015-08-19 | Taisei Plas Co., Ltd. | Composite of metal with resin and process for producing the same |
-
1971
- 1971-07-22 CH CH1079871A patent/CH527918A/fr not_active IP Right Cessation
- 1971-08-06 BE BE771033A patent/BE771033A/xx unknown
- 1971-08-16 FR FR7131403A patent/FR2107916A1/fr active Granted
- 1971-09-01 DE DE19712144463 patent/DE2144463A1/de active Pending
- 1971-09-16 IT IT5291171A patent/IT948523B/it active
- 1971-09-20 NL NL7112888A patent/NL7112888A/xx unknown
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
NL7112888A (xx) | 1972-03-28 |
IT948523B (it) | 1973-06-11 |
BE771033A (fr) | 1971-12-16 |
CH527918A (fr) | 1972-09-15 |
DE2144463A1 (de) | 1972-03-30 |
FR2107916B1 (xx) | 1975-02-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1136619A (en) | Propanetetraphosphonic compounds | |
GB1503376A (en) | Solutions for cleaning surfaces of copper and its alloys | |
GB1249360A (en) | Lead assembly and method of making the same | |
EG11602A (en) | Corrosion inhibition of aqueous potassium carbonate gas treating systems | |
GB1284136A (en) | Exothermic compositions and heat collars containing said compositions | |
GB1092180A (en) | Well-acidizing method | |
GB1066366A (en) | Process for the production of printing plates | |
GB935680A (en) | Corrosion inhibiting | |
ES459855A1 (es) | Procedimiento de obtencion de nuevos derivados del acido 4- trifluorometilbenzoico con actividad terapeutica. | |
FR2107916A1 (en) | Etchant for metallic copper - partic for use with printed circuits | |
FR2024548A1 (en) | Ortho-substd phenethylamines and medicaments | |
ES339199A1 (es) | Procedimiento para impedir las sedimentaciones petrifican- tes en sistemas acuosos. | |
GB1321563A (en) | Preparation of 3,5-dinitrobenzotrifluoride compounds | |
ES348122A1 (es) | Procedimiento para la preparacion de acido 4,4-diamino-1,1-diantraquinonil-3,3-disulfonico. | |
FR2053002A1 (en) | Bismuth slats of alpha methiminobenzyl - penicillin | |
GB1085402A (en) | Preparation of a slurry fertilizer | |
IL36270A (en) | The recovery of ammonium sulphate from its aqueous solutions | |
GB1232201A (xx) | ||
GB1465588A (en) | Sodium aluminium phosphates | |
GB1499037A (en) | Etchant suitable for etching aluminium | |
GB1088297A (en) | Metal etching technique | |
GB1344732A (en) | Process for the preparation of tris-hydroxymethyl-phosphine oxide | |
ES302449A1 (es) | Un procedimiento de blanqueo de textiles celulósicos | |
FR2147151A1 (en) | Selective etching acid soln - for aluminium-coatings used in circuitry | |
ES384795A1 (es) | Procedimiento para la obtencion de benzotiazilamidas de a- cido ciclopropancarboxilico. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |