DE69611770D1 - Verfahren zur Farbvertiefung in Nahrungsmitteln auf Teebasis - Google Patents

Verfahren zur Farbvertiefung in Nahrungsmitteln auf Teebasis

Info

Publication number
DE69611770D1
DE69611770D1 DE69611770T DE69611770T DE69611770D1 DE 69611770 D1 DE69611770 D1 DE 69611770D1 DE 69611770 T DE69611770 T DE 69611770T DE 69611770 T DE69611770 T DE 69611770T DE 69611770 D1 DE69611770 D1 DE 69611770D1
Authority
DE
Germany
Prior art keywords
tea
based foods
deepening color
colour
laccase
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
Application number
DE69611770T
Other languages
English (en)
Other versions
DE69611770T2 (de
Inventor
Elisabeth Cornelia Mar Bouwens
Ketan Trivedi
Vliet Cornelis Van
Cornelis Winkel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unilever PLC
Unilever NV
Original Assignee
Unilever PLC
Unilever NV
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 Unilever PLC, Unilever NV filed Critical Unilever PLC
Application granted granted Critical
Publication of DE69611770D1 publication Critical patent/DE69611770D1/de
Publication of DE69611770T2 publication Critical patent/DE69611770T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
    • A23F3/00—Tea; Tea substitutes; Preparations thereof
    • A23F3/06—Treating tea before extraction; Preparations produced thereby
    • A23F3/08—Oxidation; Fermentation
    • A23F3/10—Fermentation with addition of microorganisms or enzymes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y110/00—Oxidoreductases acting on diphenols and related substances as donors (1.10)
    • C12Y110/03—Oxidoreductases acting on diphenols and related substances as donors (1.10) with an oxygen as acceptor (1.10.3)
    • C12Y110/03002—Laccase (1.10.3.2)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y111/00—Oxidoreductases acting on a peroxide as acceptor (1.11)
    • C12Y111/01—Peroxidases (1.11.1)
    • C12Y111/01007—Peroxidase (1.11.1.7), i.e. horseradish-peroxidase
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y301/00—Hydrolases acting on ester bonds (3.1)
    • C12Y301/01—Carboxylic ester hydrolases (3.1.1)
    • C12Y301/0102—Tannase (3.1.1.20)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Noodles (AREA)
  • Tea And Coffee (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
DE69611770T 1995-09-04 1996-08-21 Verfahren zur Farbvertiefung in Nahrungsmitteln auf Teebasis Expired - Lifetime DE69611770T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP95306168 1995-09-04
EP96306112A EP0760213B1 (de) 1995-09-04 1996-08-21 Verfahren zur Farbvertiefung in Nahrungsmitteln auf Teebasis
US08/810,036 US5879730A (en) 1995-09-04 1997-03-04 Method of enhancing color in a tea-based foodstuff

Publications (2)

Publication Number Publication Date
DE69611770D1 true DE69611770D1 (de) 2001-03-22
DE69611770T2 DE69611770T2 (de) 2001-05-31

Family

ID=27236887

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69611770T Expired - Lifetime DE69611770T2 (de) 1995-09-04 1996-08-21 Verfahren zur Farbvertiefung in Nahrungsmitteln auf Teebasis

Country Status (5)

Country Link
US (1) US5879730A (de)
EP (1) EP0760213B1 (de)
AT (1) ATE199118T1 (de)
DE (1) DE69611770T2 (de)
ES (1) ES2153939T3 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL329561A1 (en) * 1996-04-25 1999-03-29 Unilever Nv Treatment of tea with zeolites
EP0891973B1 (de) * 1997-07-15 2001-10-17 Unilever Plc Verbesserungen bezüglich auf Theaflavin Erzeugung
ES2163234T3 (es) * 1997-07-15 2002-01-16 Unilever Nv Mejoras relacionadas con la teoflavina o con la produccion de la misma.
CA2359878C (en) * 1999-02-08 2011-01-18 Unilever Plc Cold brew tea
GB9902777D0 (en) 1999-02-08 1999-03-31 Unilever Plc Cold water infusing leaf tea
ATE339895T1 (de) * 2000-03-22 2006-10-15 Unilever Nv Kaltwasserlöslicher tee
US6602527B1 (en) * 2000-11-22 2003-08-05 Thomas J. Slaga Processing method for manufacturing black tea and an improved black tea
NZ533190A (en) * 2001-11-28 2008-07-31 Nashai Biotech Llc Methods of making and using theaflavin, theaflavin-3-gallate, theaflavin-3'-gallate and theaflavin 3,3'-digallate and mixtures thereof
US7157493B2 (en) * 2001-11-28 2007-01-02 Nashai Biotech, Llc Methods of making and using theaflavin, theaflavin-3-gallate, theaflavin-3′-gallate and theaflavin 3,3′-digallate and mixtures thereof
US6761918B2 (en) 2002-07-18 2004-07-13 Tata Tea Ltd. Method of processing green tea leaves to produce black tea that can be brewed in cold water
WO2005021714A2 (en) 2003-08-11 2005-03-10 Diversa Corporation Laccases, nucleic acids encoding them and methods for making and using them
EP1757191B1 (de) * 2004-03-12 2009-12-16 Nippon Supplement, Inc. Fermentierter Tee und Verfahren zur Herstellung von fermentiertem Tee
GB2415136A (en) * 2004-06-17 2005-12-21 Natraceutical Sa Obtaining olive polyphenol concentrate from a by-product of olive oil extraction using membrane separation techniques
RU2427382C2 (ru) * 2005-09-28 2011-08-27 Дзе Риджентс Оф Дзе Юниверсити Оф Калифорния Способ снижения артериального давления у индивидов с состоянием, предшествующим гипертензии, и/или у индивидов с метаболическим синдромом
PL1937091T3 (pl) * 2005-09-28 2015-11-30 Constellation Brands Inc Ekstrakt z winogron, jego suplement diety i jego przetwarzanie
AP2009004829A0 (en) * 2006-12-01 2009-04-30 Unilever Plc Process for producing theaflavins
ATE494792T1 (de) * 2006-12-01 2011-01-15 Unilever Nv Verfahren zur herstellung von mit theaflavin angereicherten teeprodukten
CN101743296B (zh) * 2007-07-13 2014-05-14 小川香料株式会社 香味或香气的劣化抑制剂
JP5472092B2 (ja) * 2008-03-28 2014-04-16 静岡県公立大学法人 テアフラビン類を豊富に含む発酵茶飲料の製造方法
US20110064850A1 (en) * 2008-03-28 2011-03-17 Masumi Takemoto Method of producing fermented tea drink
CN102648724B (zh) * 2012-04-20 2013-10-02 华中科技大学 一种藤茶的制备方法
WO2013160097A1 (en) * 2012-04-27 2013-10-31 Unilever N.V. A process for producing a tea product
CN109170039A (zh) * 2018-09-20 2019-01-11 浙江大学 一种以白茶为原料生产果味速溶红茶的方法
RU2720772C1 (ru) * 2019-07-30 2020-05-13 Константин Николаевич Брыкин Способ получения красного чая

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1318035A (en) * 1969-10-27 1973-05-23 Tenco Brooke Bond Ltd Fermentation of tea
US3812266A (en) * 1972-01-31 1974-05-21 Lipton T Inc Green tea conversion using tannase and natural tea enzymes
US4051264A (en) * 1975-09-05 1977-09-27 Thomas J. Lipton, Inc. Cold water extractable tea leaf and process
JPS57206391A (en) * 1981-06-12 1982-12-17 Morinaga & Co Ltd Preparation of flavonoid natural pigment by enzymic treatment
US4639375A (en) * 1983-08-12 1987-01-27 The Procter & Gamble Company Enzymatic treatment of black tea leaf
US5445836A (en) * 1994-05-12 1995-08-29 Kraft Foods, Inc. Enzymatic clarification of tea extracts

Also Published As

Publication number Publication date
DE69611770T2 (de) 2001-05-31
ATE199118T1 (de) 2001-02-15
ES2153939T3 (es) 2001-03-16
US5879730A (en) 1999-03-09
EP0760213B1 (de) 2001-02-14
EP0760213A1 (de) 1997-03-05

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Legal Events

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