KR900003068A - 알칼리 중크롬산염과 크롬산의 제조방법 - Google Patents

알칼리 중크롬산염과 크롬산의 제조방법 Download PDF

Info

Publication number
KR900003068A
KR900003068A KR1019890012189A KR890012189A KR900003068A KR 900003068 A KR900003068 A KR 900003068A KR 1019890012189 A KR1019890012189 A KR 1019890012189A KR 890012189 A KR890012189 A KR 890012189A KR 900003068 A KR900003068 A KR 900003068A
Authority
KR
South Korea
Prior art keywords
chromic acid
noble metal
compound
dichromate
preparing alkali
Prior art date
Application number
KR1019890012189A
Other languages
English (en)
Other versions
KR970003073B1 (ko
Inventor
클로츠 헬무트
베버 라이너
블록 한스-디터
뢴호프 노르베르트
Original Assignee
요아힘 그렘, 귄터 슈마허
바이엘 아크티엔게젤샤프트
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 요아힘 그렘, 귄터 슈마허, 바이엘 아크티엔게젤샤프트 filed Critical 요아힘 그렘, 귄터 슈마허
Publication of KR900003068A publication Critical patent/KR900003068A/ko
Application granted granted Critical
Publication of KR970003073B1 publication Critical patent/KR970003073B1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/22—Inorganic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

내용 없음

Description

알칼리 중크롬산염과 크롬산의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (2)

  1. 알칼리 모노크롬산염 또는 알칼리 중크롬산연 용액을 전기분해하여 알칼리 중크롬산염과 크롬산을 제조하는 방법에 있어서, 귀금속 및/또는 귀금속 염을 함유하는 용융물로부터의 귀금속 화합물을 전착시켜 활성화시킨 판금속의 치수적으로 안정한 양극을 사용하여 전기분해를 수행하는 방법.
  2. 제1항에 있어서, 양극을 백금, 이리듐, 백금 및 이리듐 화합물 또는 당해 원소와 화합물의 합금으로 활성화시키는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890012189A 1988-08-27 1989-08-26 알칼리 중크롬산염과 크롬산의 제조방법 KR970003073B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3829119.3 1988-08-27
DE3829119A DE3829119A1 (de) 1988-08-27 1988-08-27 Verfahren zur herstellung von alkalidichromaten und chromsaeure

Publications (2)

Publication Number Publication Date
KR900003068A true KR900003068A (ko) 1990-03-23
KR970003073B1 KR970003073B1 (ko) 1997-03-14

Family

ID=6361718

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890012189A KR970003073B1 (ko) 1988-08-27 1989-08-26 알칼리 중크롬산염과 크롬산의 제조방법

Country Status (15)

Country Link
US (1) US4981573A (ko)
EP (1) EP0356804B1 (ko)
JP (1) JP2839153B2 (ko)
KR (1) KR970003073B1 (ko)
AR (1) AR242995A1 (ko)
BR (1) BR8904255A (ko)
CA (1) CA1337806C (ko)
DD (1) DD284059A5 (ko)
DE (2) DE3829119A1 (ko)
ES (1) ES2031323T3 (ko)
MX (1) MX169889B (ko)
RO (1) RO107135B1 (ko)
SU (1) SU1741612A3 (ko)
TR (1) TR24791A (ko)
ZA (1) ZA896497B (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3829121A1 (de) * 1988-08-27 1990-03-01 Bayer Ag Elektrochemisches verfahren zur herstellung von chromsaeure
US7887681B2 (en) * 2002-04-11 2011-02-15 Second Sight Medical Products, Inc. Platinum electrode surface coating and method for manufacturing the same
CN101892490A (zh) * 2010-06-24 2010-11-24 中国科学院青海盐湖研究所 一种离子膜电解法连续制备重铬酸钠的方法
EP3790843A1 (de) * 2018-05-07 2021-03-17 Covestro Intellectual Property GmbH & Co. KG Speichermedium und verfahren für die abtrennung, die speicherung und den transport von chlor aus chlor enthaltenden gasen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA739447A (en) * 1966-07-26 W. Carlin William Electrolytic production of chromic acid
US3305463A (en) * 1962-03-16 1967-02-21 Pittsburgh Plate Glass Co Electrolytic production of dichromates
US3309292A (en) * 1964-02-28 1967-03-14 Richard L Andrews Method for obtaining thick adherent coatings of platinum metals on refractory metals
US3454478A (en) * 1965-06-28 1969-07-08 Ppg Industries Inc Electrolytically reducing halide impurity content of alkali metal dichromate solutions
US4273628A (en) * 1979-05-29 1981-06-16 Diamond Shamrock Corp. Production of chromic acid using two-compartment and three-compartment cells

Also Published As

Publication number Publication date
RO107135B1 (ro) 1993-09-30
ZA896497B (en) 1990-05-30
MX169889B (es) 1993-07-29
TR24791A (tr) 1992-03-10
KR970003073B1 (ko) 1997-03-14
EP0356804A2 (de) 1990-03-07
JPH02102126A (ja) 1990-04-13
US4981573A (en) 1991-01-01
ES2031323T3 (es) 1992-12-01
CA1337806C (en) 1995-12-26
EP0356804B1 (de) 1992-05-20
SU1741612A3 (ru) 1992-06-15
JP2839153B2 (ja) 1998-12-16
DE3829119A1 (de) 1990-03-01
DD284059A5 (de) 1990-10-31
DE58901476D1 (de) 1992-06-25
BR8904255A (pt) 1990-04-10
EP0356804A3 (en) 1990-04-18
AR242995A1 (es) 1993-06-30

Similar Documents

Publication Publication Date Title
KR850005513A (ko) 전해용 전극
FR2411029A1 (fr) Electrocatalyseur a base d'oxydes reduits de metaux du groupe du platine, stabilises thermiquement
GB1143178A (en) Palladium-nickel alloy plating bath
GB855107A (en) Improvements in or relating to anodes
KR900013109A (ko) 치수안정성 양극 및 알칼리 금속 중크롬산염과 크롬산 제조시의 이의 용도
AR246559A1 (es) Procedimiento para la obtencion de dicromatos alcalinos y acido cromico por electrolisis.
KR900003068A (ko) 알칼리 중크롬산염과 크롬산의 제조방법
KR890010287A (ko) 주석-코발트, 주석-니켈, 주석-납 2원 합금전기도금조의 제조방법 및 이것에 의해 제조된 전기도금
KR880001846A (ko) 니켈 합금 양극
KR850005014A (ko) 액체전력 공급법에 의한 금속의 전기처리법
GB1413940A (en) Chromium-chromium dioxide depositing electrolyte and process for the post-treatment of tin plate or strip
NO933501L (no) Fremgangsmåte for katalytisk aktivering av en katode
GB1333448A (en) Electrolyte for depositing a black electroplate
GB1114615A (en) Electrodeposition of nickel
SE8201299L (sv) Bad for galvanisk utfellning av en palladium/nickel-legering
KR910003156A (ko) 전해 피복방법
FR2579626B1 (fr) Procede d'electrosynthese de cetones et d'aldehydes
GB1324792A (en) Microelectronic component manufacture
KR900003067A (ko) 알칼리 금속 중크롬산염 및 크롬산의 제조방법
Siebert et al. Determination of copper by anodic stripping voltammetry: anomalous behavior in sea water
Pushpavanum et al. Platinum plating for decorative and functional applications
KR840007910A (ko) 고밀도 자기기록매체용 알루미늄기판의 제조방법
GB1474548A (en) Electroplating rhodium-ruthenium alloys
SU962339A1 (ru) Способ электролитического осаждени покрытий осмием и иридием
KR850005002A (ko) 무전해 니켈 도금용 활성화 용액의 제조방법

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20020305

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee