CA1307353C - Ultrasonic removal of contaminants from boreholes of printed circuit boards - Google Patents
Ultrasonic removal of contaminants from boreholes of printed circuit boardsInfo
- Publication number
- CA1307353C CA1307353C CA000551556A CA551556A CA1307353C CA 1307353 C CA1307353 C CA 1307353C CA 000551556 A CA000551556 A CA 000551556A CA 551556 A CA551556 A CA 551556A CA 1307353 C CA1307353 C CA 1307353C
- Authority
- CA
- Canada
- Prior art keywords
- process according
- rinsing
- soaking
- conductor plates
- treatment
- 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.)
- Expired - Lifetime
Links
- 239000000356 contaminant Substances 0.000 title abstract description 3
- 238000002791 soaking Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 36
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims description 15
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- 239000012286 potassium permanganate Substances 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 7
- JYLNVJYYQQXNEK-UHFFFAOYSA-N 3-amino-2-(4-chlorophenyl)-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(CN)C1=CC=C(Cl)C=C1 JYLNVJYYQQXNEK-UHFFFAOYSA-N 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 238000009210 therapy by ultrasound Methods 0.000 claims description 4
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000011109 contamination Methods 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims 2
- 230000008961 swelling Effects 0.000 abstract description 7
- 239000007800 oxidant agent Substances 0.000 abstract description 4
- 239000007864 aqueous solution Substances 0.000 abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 69
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 21
- 239000000243 solution Substances 0.000 description 16
- 238000005530 etching Methods 0.000 description 14
- 238000005202 decontamination Methods 0.000 description 13
- 230000003588 decontaminative effect Effects 0.000 description 13
- 229960000443 hydrochloric acid Drugs 0.000 description 10
- 235000011167 hydrochloric acid Nutrition 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- WTDHULULXKLSOZ-UHFFFAOYSA-N hydroxylamine hydrochloride Substances Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 7
- WCYJQVALWQMJGE-UHFFFAOYSA-M hydroxylammonium chloride Chemical compound [Cl-].O[NH3+] WCYJQVALWQMJGE-UHFFFAOYSA-M 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 1
- GEGLCBTXYBXOJA-UHFFFAOYSA-N 1-methoxyethanol Chemical compound COC(C)O GEGLCBTXYBXOJA-UHFFFAOYSA-N 0.000 description 1
- MIMUSZHMZBJBPO-UHFFFAOYSA-N 6-methoxy-8-nitroquinoline Chemical compound N1=CC=CC2=CC(OC)=CC([N+]([O-])=O)=C21 MIMUSZHMZBJBPO-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 1
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229940015043 glyoxal Drugs 0.000 description 1
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 1
- RBLWMQWAHONKNC-UHFFFAOYSA-N hydroxyazanium Chemical compound O[NH3+] RBLWMQWAHONKNC-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 229940116269 uric acid Drugs 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0085—Apparatus for treatments of printed circuits with liquids not provided for in groups H05K3/02 - H05K3/46; conveyors and holding means therefor
- H05K3/0088—Apparatus for treatments of printed circuits with liquids not provided for in groups H05K3/02 - H05K3/46; conveyors and holding means therefor for treatment of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0055—After-treatment, e.g. cleaning or desmearing of holes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/0285—Using ultrasound, e.g. for cleaning, soldering or wet treatment
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
- H05K2203/0736—Methods for applying liquids, e.g. spraying
- H05K2203/0746—Local treatment using a fluid jet, e.g. for removing or cleaning material; Providing mechanical pressure using a fluid jet
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
- H05K2203/0779—Treatments involving liquids, e.g. plating, rinsing characterised by the specific liquids involved
- H05K2203/0786—Using an aqueous solution, e.g. for cleaning or during drilling of holes
- H05K2203/0796—Oxidant in aqueous solution, e.g. permanganate
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/15—Position of the PCB during processing
- H05K2203/1509—Horizontally held PCB
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP3638630.8 | 1986-11-11 | ||
DE19863638630 DE3638630A1 (de) | 1986-11-11 | 1986-11-11 | Verfahren zur entfernung von harzverschmutzungen in bohrloechern von leiterplatten |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1307353C true CA1307353C (en) | 1992-09-08 |
Family
ID=6313771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000551556A Expired - Lifetime CA1307353C (en) | 1986-11-11 | 1987-11-10 | Ultrasonic removal of contaminants from boreholes of printed circuit boards |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0267452B1 (en:Method) |
JP (1) | JPS63141391A (en:Method) |
AT (1) | AT397330B (en:Method) |
CA (1) | CA1307353C (en:Method) |
DE (2) | DE3638630A1 (en:Method) |
ES (1) | ES2044889T3 (en:Method) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01258488A (ja) * | 1988-04-08 | 1989-10-16 | Elna Co Ltd | プリント配線板の製造装置 |
DE3922477A1 (de) * | 1989-07-06 | 1991-01-17 | Schering Ag | Quellmittel zur vorbehandlung von kunstharzen vor einer stromlosen metallisierung |
DE3935831A1 (de) * | 1989-10-27 | 1991-05-02 | Hoellmueller Maschbau H | Anlage zur herstellung von durchkontaktierten leiterplatten und multilayern |
US5213840A (en) * | 1990-05-01 | 1993-05-25 | Macdermid, Incorporated | Method for improving adhesion to polymide surfaces |
DE4040226C2 (de) * | 1990-12-15 | 1994-09-29 | Hoellmueller Maschbau H | Verfahren zur Herstellung von durchkontaktierten Leiterplatten oder Mehrlagenleiterplatten (Multilayern) |
JP2613336B2 (ja) * | 1991-11-26 | 1997-05-28 | 帝人株式会社 | アラミド基材プリント回路板の形成方法 |
US7302415B1 (en) | 1994-09-30 | 2007-11-27 | Intarsia Llc | Data copyright management system |
DE19534521C1 (de) * | 1995-09-06 | 1996-11-21 | Atotech Deutschland Gmbh | Verfahren und Vorrichtung zum Behandeln von sich in Werkstücke erstreckende Löcher oder Vertiefungen mit flüssigen Behandlungsmitteln und Anwendung des Verfahrens zur Behandlung von Leiterplatten |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5621147A (en) * | 1979-07-27 | 1981-02-27 | Xerox Corp | Sheet collector and sorter |
JPS60798B2 (ja) * | 1981-06-09 | 1985-01-10 | 株式会社石井表記 | 超音波洗滌装置 |
US4385967A (en) * | 1981-10-07 | 1983-05-31 | Chemcut Corporation | Electroplating apparatus and method |
US4425380A (en) * | 1982-11-19 | 1984-01-10 | Kollmorgen Technologies Corporation | Hole cleaning process for printed circuit boards using permanganate and caustic treating solutions |
US4597988A (en) * | 1983-06-06 | 1986-07-01 | Macdermid, Incorporated | Process for preparing printed circuit board thru-holes |
US4515829A (en) * | 1983-10-14 | 1985-05-07 | Shipley Company Inc. | Through-hole plating |
FR2587241B1 (fr) * | 1985-05-28 | 1988-07-29 | Outillages Scient Laboratoir | Appareil de nettoyage pour composants electroniques et/ou pour pieces mecaniques de precision |
DE3528575A1 (de) * | 1985-08-06 | 1987-02-19 | Schering Ag | Verfahren und einrichtung zur reinigung, aktivierung und/oder metallisierung von bohrloechern in horizontal gefuehrten leiterplatten |
-
1986
- 1986-11-11 DE DE19863638630 patent/DE3638630A1/de not_active Withdrawn
-
1987
- 1987-10-14 DE DE87114988T patent/DE3787701D1/de not_active Revoked
- 1987-10-14 ES ES87114988T patent/ES2044889T3/es not_active Expired - Lifetime
- 1987-10-14 EP EP87114988A patent/EP0267452B1/de not_active Revoked
- 1987-11-09 JP JP62281180A patent/JPS63141391A/ja active Granted
- 1987-11-10 AT AT0297087A patent/AT397330B/de not_active IP Right Cessation
- 1987-11-10 CA CA000551556A patent/CA1307353C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0556037B2 (en:Method) | 1993-08-18 |
EP0267452B1 (de) | 1993-10-06 |
EP0267452A2 (de) | 1988-05-18 |
EP0267452A3 (en) | 1989-06-14 |
ATA297087A (de) | 1993-07-15 |
ES2044889T3 (es) | 1994-01-16 |
DE3638630A1 (de) | 1988-05-26 |
JPS63141391A (ja) | 1988-06-13 |
AT397330B (de) | 1994-03-25 |
DE3787701D1 (de) | 1993-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |