BR9303020A - Processo para a floculacao de um caldo enzimatico aquoso e composicao floculante - Google Patents

Processo para a floculacao de um caldo enzimatico aquoso e composicao floculante

Info

Publication number
BR9303020A
BR9303020A BR9303020A BR9303020A BR9303020A BR 9303020 A BR9303020 A BR 9303020A BR 9303020 A BR9303020 A BR 9303020A BR 9303020 A BR9303020 A BR 9303020A BR 9303020 A BR9303020 A BR 9303020A
Authority
BR
Brazil
Prior art keywords
flocculation
aqueous enzymatic
flocculating composition
enzymatic broth
broth
Prior art date
Application number
BR9303020A
Other languages
English (en)
Inventor
Algird S Cibulsakas
Henri R Asbell
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of BR9303020A publication Critical patent/BR9303020A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/48—Hydrolases (3) acting on peptide bonds (3.4)
    • C12N9/50—Proteinases, e.g. Endopeptidases (3.4.21-3.4.25)
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines
    • C08G73/0206—Polyalkylene(poly)amines
    • C08G73/0213—Preparatory process
    • C08G73/022—Preparatory process from polyamines and epihalohydrins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/24—Homopolymers or copolymers of amides or imides
    • C08L33/26—Homopolymers or copolymers of acrylamide or methacrylamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/02—Polyamines
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/96—Stabilising an enzyme by forming an adduct or a composition; Forming enzyme conjugates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Medicinal Chemistry (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Enzymes And Modification Thereof (AREA)
BR9303020A 1992-07-30 1993-07-28 Processo para a floculacao de um caldo enzimatico aquoso e composicao floculante BR9303020A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92166692A 1992-07-30 1992-07-30

Publications (1)

Publication Number Publication Date
BR9303020A true BR9303020A (pt) 1994-03-01

Family

ID=25445782

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9303020A BR9303020A (pt) 1992-07-30 1993-07-28 Processo para a floculacao de um caldo enzimatico aquoso e composicao floculante

Country Status (11)

Country Link
EP (1) EP0581002A2 (pt)
JP (1) JPH06165673A (pt)
KR (1) KR940005796A (pt)
AR (1) AR247759A1 (pt)
AU (1) AU663606B2 (pt)
BR (1) BR9303020A (pt)
CA (1) CA2101469A1 (pt)
FI (1) FI933405A (pt)
MX (1) MX9304428A (pt)
TW (1) TW345595B (pt)
ZA (1) ZA935498B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE277949T1 (de) * 1998-07-21 2004-10-15 Monsanto Technology Llc Klärung von protein-niederschlagsuspensionen durch verwendung von anionischen polymerischen flockungsmitteln

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503946A (en) * 1967-07-14 1970-03-31 American Cyanamid Co Process for the manufacture of cationic polyacrylamide
US3695999A (en) * 1970-07-22 1972-10-03 Peter Salvatore Forgione Isolation of enzymes from aqueous media by means of polyanions
US4250269A (en) * 1979-11-26 1981-02-10 Buckman Laboratories, Inc. Water-soluble mixtures of quaternary ammonium polymers, nonionic and/or cationic vinyl-addition polymers, and nonionic and/or cationic surfactants
US4319020A (en) * 1980-12-05 1982-03-09 American Cyanamid Company Polyquaternary flocculants
US4508825A (en) * 1983-03-30 1985-04-02 Miles Laboratories, Inc. Method for the separation of extracellular amylase and protease produced during the fermentation of enzyme producing microorganisms
JPS63258607A (ja) * 1987-04-17 1988-10-26 Ebara Infilco Co Ltd 凝集剤
US4997759A (en) * 1990-02-05 1991-03-05 American Cyanamid Company Use of blends of mannich acrylamide polymers and dimethyldiallylammonium halide polymers for flocculating enzyme broth streams

Also Published As

Publication number Publication date
AU663606B2 (en) 1995-10-12
TW345595B (en) 1998-11-21
AR247759A1 (es) 1995-03-31
EP0581002A3 (pt) 1994-03-30
JPH06165673A (ja) 1994-06-14
ZA935498B (en) 1994-02-28
FI933405A0 (fi) 1993-07-29
FI933405A (fi) 1994-01-31
MX9304428A (es) 1994-02-28
AU4429393A (en) 1994-02-03
EP0581002A2 (en) 1994-02-02
CA2101469A1 (en) 1994-01-31
KR940005796A (ko) 1994-03-22

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Legal Events

Date Code Title Description
EE Request for examination
EG Technical examination (opinion): publication of technical examination (opinion)
FC Decision: refusal