IT967890B - CLEANING PROCESS - Google Patents
CLEANING PROCESSInfo
- Publication number
- IT967890B IT967890B IT2970672A IT2970672A IT967890B IT 967890 B IT967890 B IT 967890B IT 2970672 A IT2970672 A IT 2970672A IT 2970672 A IT2970672 A IT 2970672A IT 967890 B IT967890 B IT 967890B
- Authority
- IT
- Italy
- Prior art keywords
- cleaning process
- cleaning
- Prior art date
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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/028—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
- C23G5/02809—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing chlorine and fluorine
- C23G5/02812—Perhalogenated hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/36—Azeotropic distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/50—Solvents
- C11D7/5036—Azeotropic mixtures containing halogenated solvents
- C11D7/5068—Mixtures of halogenated and non-halogenated solvents
- C11D7/5077—Mixtures of only oxygen-containing solvents
- C11D7/5081—Mixtures of only oxygen-containing solvents the oxygen-containing solvents being alcohols only
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
- C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
- C23G5/028—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
- C23G5/02809—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons containing chlorine and fluorine
- C23G5/02812—Perhalogenated hydrocarbons
- C23G5/02816—Ethanes
- C23G5/02819—C2Cl3F3
-
- 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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/26—Cleaning or polishing of the conductive pattern
-
- 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
- H05K2203/0783—Using solvent, e.g. for cleaning; Regulating solvent content of pastes or coatings for adjusting the viscosity
-
- 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
- H05K2203/08—Treatments involving gases
- H05K2203/088—Using a vapour or mist, e.g. cleaning using water vapor
-
- 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
- H05K2203/1518—Vertically held PCB
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4487671A GB1399867A (en) | 1971-09-27 | 1971-09-27 | Cleaning process |
Publications (1)
Publication Number | Publication Date |
---|---|
IT967890B true IT967890B (en) | 1974-03-11 |
Family
ID=10435079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2970672A IT967890B (en) | 1971-09-27 | 1972-09-26 | CLEANING PROCESS |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5820677B2 (en) |
BE (1) | BE789006A (en) |
DK (1) | DK151391C (en) |
IT (1) | IT967890B (en) |
SE (1) | SE413416B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3903009A (en) * | 1973-11-16 | 1975-09-02 | Du Pont | Azeotrope of 1,1,2-trichloro-1,2,2-trifluoroethane, ethanol and nitromethane |
JPS5157617A (en) * | 1974-11-18 | 1976-05-20 | Sumitomo Chemical Co | KEEBURUSHII SUZAI |
FR2353651A1 (en) * | 1976-06-04 | 1977-12-30 | Rhone Poulenc Ind | COMPOSITIONS BASED ON CHLOROFLUOROALCANES AND ALCOHOLS |
JPS5634798A (en) * | 1979-08-29 | 1981-04-07 | Daikin Ind Ltd | Azeotropic mixed solvent composition |
JPS5634799A (en) * | 1979-08-29 | 1981-04-07 | Daikin Ind Ltd | Azeotropic mixed solvent composition |
JPS6167889U (en) * | 1984-10-10 | 1986-05-09 | ||
CN112452838A (en) * | 2020-11-24 | 2021-03-09 | 江苏筑磊电子科技有限公司 | Method for treating surface of electrical appliance after fire by dearomatized solvent oil |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2153577A (en) * | 1935-03-07 | 1939-04-11 | Du Pont | Process of degreasing |
NL251879A (en) * | 1959-05-22 | 1900-01-01 | ||
US3575867A (en) * | 1969-02-06 | 1971-04-20 | Allied Chem | Novel solvent mixtures |
-
0
- BE BE789006D patent/BE789006A/en not_active IP Right Cessation
-
1972
- 1972-09-26 IT IT2970672A patent/IT967890B/en active
- 1972-09-26 SE SE1240472A patent/SE413416B/en unknown
- 1972-09-27 JP JP9629872A patent/JPS5820677B2/en not_active Expired
- 1972-09-27 DK DK477372A patent/DK151391C/en active
Also Published As
Publication number | Publication date |
---|---|
JPS5820677B2 (en) | 1983-04-25 |
DK151391C (en) | 1988-05-16 |
BE789006A (en) | 1973-03-19 |
JPS4843004A (en) | 1973-06-22 |
SE413416B (en) | 1980-05-27 |
DK151391B (en) | 1987-11-30 |
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