KR840001218A - Method for preparing D-lactic acid - Google Patents

Method for preparing D-lactic acid Download PDF

Info

Publication number
KR840001218A
KR840001218A KR1019820003573A KR820003573A KR840001218A KR 840001218 A KR840001218 A KR 840001218A KR 1019820003573 A KR1019820003573 A KR 1019820003573A KR 820003573 A KR820003573 A KR 820003573A KR 840001218 A KR840001218 A KR 840001218A
Authority
KR
South Korea
Prior art keywords
fermentation
lactic acid
nutrient medium
preparing
added
Prior art date
Application number
KR1019820003573A
Other languages
Korean (ko)
Inventor
포엘스코우(외 1) 해르트무트
Original Assignee
하인리히 벡커, 베르하르트 벡크
훽스트 아크티엔 게젤샤프트
베르하르트 벡크
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 하인리히 벡커, 베르하르트 벡크, 훽스트 아크티엔 게젤샤프트, 베르하르트 벡크 filed Critical 하인리히 벡커, 베르하르트 벡크
Priority to KR1019820003573A priority Critical patent/KR840001218A/en
Publication of KR840001218A publication Critical patent/KR840001218A/en

Links

Landscapes

  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

내용 없음No content

Description

D-락트산의 제조방법Method for preparing D-lactic acid

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (10)

락토바실루스 벌가리쿠스 DSM2129를 락트산 생성 미생물로서 사용하며, 글루코즈 및 또는 락토즈 및 기타 통상의 첨가제를 함유시킨 영양배지상의 혐기성 발효법에 의해 D-락트산을 제조하는 방법.A method for producing D-lactic acid by anaerobic fermentation on nutrient medium containing Lactobacillus vulgaricus DSM2129 as a lactic acid producing microorganism and containing glucose and / or lactose and other conventional additives. 제1항에 있어서, 유장(whey) 또는 유장 분말의 현탁액을 영양배지로서 사용하는 방법.The method of claim 1 wherein a suspension of whey or whey powder is used as a nutrient medium. 제2항에 있어서, 글루코즈를 영양배지에 첨가하는 방법.The method of claim 2 wherein the glucose is added to the nutrient medium. 제1항에 있어서, 발효를 30 내지 50℃의 온도에서 수행하는 방법.The process of claim 1 wherein the fermentation is carried out at a temperature of 30 to 50 ° C. 제1항에 있어서, 발효를 40 내지 45℃의 온도에서 수행하는 방법.The process of claim 1 wherein the fermentation is carried out at a temperature of 40 to 45 ° C. 제1항에 있어서, 발효를 pH4.5 내지 7에서 수행하는 방법.The method of claim 1 wherein the fermentation is performed at pH4.5-7. 제1항에 있어서, 발효를 pH6.5 내지 6.8에서 수행하는 방법.The method of claim 1 wherein the fermentation is performed at pH6.5 to 6.8. 제1항에 있어서, 탄산칼슘을 영양배지에 첨가하는 방법.The method of claim 1 wherein calcium carbonate is added to the nutrient medium. 제1항에 있어서, 조작을 보호 가스 대기하에 수행하는 방법.The method of claim 1 wherein the operation is performed under a protective gas atmosphere. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019820003573A 1982-08-09 1982-08-09 Method for preparing D-lactic acid KR840001218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019820003573A KR840001218A (en) 1982-08-09 1982-08-09 Method for preparing D-lactic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019820003573A KR840001218A (en) 1982-08-09 1982-08-09 Method for preparing D-lactic acid

Publications (1)

Publication Number Publication Date
KR840001218A true KR840001218A (en) 1984-03-28

Family

ID=55026008

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019820003573A KR840001218A (en) 1982-08-09 1982-08-09 Method for preparing D-lactic acid

Country Status (1)

Country Link
KR (1) KR840001218A (en)

Similar Documents

Publication Publication Date Title
KR850007983A (en) Fermentation method of hyaluronic acid production
KR840003696A (en) Method for preparing 2-keto-L-gulonic acid
GB1204306A (en) Process for producing l-glutamic acid by fermentation
GB1467022A (en) Cultivating of methane-utilising micro-organisms
GB1164616A (en) Fermentative Preparation of L-Serine
KR840001218A (en) Method for preparing D-lactic acid
KR830007830A (en) Enduracidine and a method for producing a microorganism therefor
ATE22702T1 (en) PRODUCTION OF GLUCOSE DEHYDROGENASE.
KR890006827A (en) Method for preparing orotic acid by fermentation
GB1394849A (en) 5-dihydrocoriolin c and process for producing the same
NO865188D0 (en) PROCEDURE FOR THE PREPARATION OF EXOCELLULAR BIOPOLYMERS WITH THICKNESS EFFECT FOR Aqueous Media.
KR850006451A (en) Method for preparing antibiotics LL-D42067α and LL-D42067β
KR830006432A (en) Preparation of Heteropolysaccharide S-119
KR830005345A (en) Production method of penicillin amidase
KR880001820A (en) Fermentation method for preparing L-glutamic acid
GB1408158A (en) Microbial beta-amylase and preparation thereof
SU1135754A1 (en) Method for reducing serologically atyptic strains of microorganisms into s-form
KR880001824A (en) Method for preparing 5'-inosinic acid by microorganism
KR880001826A (en) Method for preparing 5'-xanthyl acid by microorganism
ES398247A1 (en) A procedure for the production of glucose-isomerase. (Machine-translation by Google Translate, not legally binding)
KR880001822A (en) Method for preparing 5'-guanylic acid by microorganism
KR900009966A (en) Microorganisms Producing Glutamic Acid and Methods for Preparing Glutamic Acid Using the Same
GB1115550A (en) Process for the preparation of 5-aminovaleric acid
KR890000670A (en) Method for preparing 5'-xanthyl acid by fermentation method
KR850004269A (en) Method for preparing 5'-xanthyl acid by microorganism