WO1999017871A1 - Method of encapsulated flavors and fragrances by controlled water transport into microcapsules - Google Patents

Method of encapsulated flavors and fragrances by controlled water transport into microcapsules Download PDF

Info

Publication number
WO1999017871A1
WO1999017871A1 PCT/IB1998/001551 IB9801551W WO9917871A1 WO 1999017871 A1 WO1999017871 A1 WO 1999017871A1 IB 9801551 W IB9801551 W IB 9801551W WO 9917871 A1 WO9917871 A1 WO 9917871A1
Authority
WO
WIPO (PCT)
Prior art keywords
flavor
microcapsule
compound
oil
fragrance
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.)
Ceased
Application number
PCT/IB1998/001551
Other languages
English (en)
French (fr)
Inventor
Jon C. Soper
Young D. Kim
Margaret T. Thomas
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.)
Givaudan SA
Original Assignee
Givaudan Roure International SA
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 Givaudan Roure International SA filed Critical Givaudan Roure International SA
Priority to CA002304556A priority Critical patent/CA2304556C/en
Priority to AU91817/98A priority patent/AU744495B2/en
Priority to DE69805537T priority patent/DE69805537T2/de
Priority to EP98944179A priority patent/EP1027147B1/en
Priority to BR9812887-6A priority patent/BR9812887A/pt
Priority to JP2000514732A priority patent/JP3616009B2/ja
Priority to AT98944179T priority patent/ATE217804T1/de
Publication of WO1999017871A1 publication Critical patent/WO1999017871A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]
    • Y10T428/2985—Solid-walled microcapsule from synthetic polymer

Definitions

  • This invention relates to a method of encapsulating flavors
  • microcapsules having a hydrogel shell and an oil core.
  • Such products may be used in the food processing
  • encapsulated flavor particles may provide a flavor burst
  • the capsule may provide a burst of scent upon capsule fracture.
  • the capsule may provide a burst of scent upon capsule fracture.
  • fragrance compound is contained.
  • Microcapsules may be formed by a coacervation or
  • fragrance compound several features are desirable. It is desirable to have
  • a flavor or fragrance compound that is lipophilic may be any flavor or fragrance compound that is lipophilic.
  • fragrance compound that is hydrophilic may be less readily contained in
  • the flavor compound diacetyl (DA) is about
  • phase is determined by its partition coefficient, abbreviated as K.
  • partition coefficient of a compound is the ratio of the compound's
  • aqueous phase aqueous phase and a lipid phase.
  • addition of a salt will result in aqueous phase and a lipid phase.
  • Flavors or fragrances that are water soluble may interfere
  • water soluble flavor or fragrance may
  • a colloid that is too thick has no
  • soluble flavor or fragrance compound can totally solubiiize the colloid
  • a flavor or fragrance compound contains water soluble esters
  • oils such as vegetable oil or mineral oii.
  • the oil serves to reduce the natural water solubility of most compounds
  • This invention relates to a method of encapsulating a
  • the method comprises
  • the compound is a compound that flows through the hydrogel shell and into the oil core.
  • the compound is a compound that flows through the hydrogel shell and into the oil core.
  • the oil core is retained in the hydrogel shell during the aqueous
  • hydrogel shell containing the retained oil core hydrogel shell containing the retained oil core.
  • the shell may consist of a carbohydrate or a protein
  • the oil core may include polyvinyl pyrollidone or methyl cellulose.
  • the oil core may include polyvinyl pyrollidone or methyl cellulose.
  • the oil is a short chain
  • oil is meant to include a wide range of substances that
  • microcapsule may be prepared in a dry form.
  • fragrance compound is added, in the presence of a controlled volume of
  • microcapsule having the flavor or fragrance compound having the flavor or fragrance compound
  • a flavor or fragrance in a preferred form of the invention, a flavor or fragrance
  • the invention is also directed to the products produced by
  • a second advantage is that the walls
  • microcapsules In a preferred practice of the invention, microcapsules
  • containing a desired flavor or fragrance compound are formed by a
  • first lipid phase forms the microcapsule core.
  • the core is surrounded
  • hydrogel capsule defined herein as a colloid in which the
  • the core consists of an
  • Oil which is a term used herein to define a wide range of substances that are quite different in their chemical nature. Oils may be classified
  • mineral oils mineral oils
  • oils usually occurring as fats; the liquid types include fish oils
  • essential oils complex volatile liquids derived from flowers, stems,
  • Oils derived from living organisms are used as well as some special fish oils. Oils derived from living organisms.
  • the oil may be any oil that is a mixture of the consistency at room temperature.
  • the oil may be any oil that is a mixture of the consistency at room temperature.
  • the oil may be any oil that is a mixture of the consistency at room temperature.
  • the oil is a short chain triglyceride of fractionated coconut oil, available
  • Migylol ® Huls Corp., Piscataway, NJ
  • Captex ® Huls Corp., Piscataway, NJ
  • the hydrogel shell may be either
  • the oil is pyrollidone or methyl cellulose.
  • the oil is
  • Migylol ® or Captex ® and the shell is gelatin.
  • the second lipid phase is
  • water-soluble and lipid-soluble that is, it is amphiphilic, which is the
  • phase is used to transport, by partition coefficient equilibrium, the
  • a compound may be absorbed
  • Adsorption of the compound in the oil can be controlled.
  • fragrance compound from the oil core into an aqueous environment.
  • crosslinks is a stable structure.
  • crosslinking agents such as formaldehyde or glutaraldehyde
  • crosslinking agents such as tannic acid (tannin) or potassium aluminum
  • glutaraldehyde are also effective chemical crosslinking agents.
  • glutaraldehyde are also effective chemical crosslinking agents.
  • agents may be selected depending upon the specific application.
  • linking agents crosslinking using enzymes, such as transglutaminase,
  • Enzymes work by catalyzing the formation of bonds between certain
  • oils are naturally occurring, encapsulated oils that are enzymatically
  • crosslinking is a enzyme catalyzed reaction, however, the proper
  • microcapsule to 55% solids or to start with dry microcapsules and
  • a hydrated microcapsule preparation may be used.
  • Blank capsules that are hydrated are prepared by pre-
  • a gelatin solution is prepared by vigorously agitating
  • gelatin (1 8.4461 g) in a preemulsion tank until the gelatin is completely
  • the gum solution is added to the gelatin solution in
  • the preemulsion tank and the foam is allowed to dissipate for about 1 5-
  • the capsule size is adjusted to about 100 microns to about 400 microns and the size is verified microscopically.
  • the solution is
  • the solution may be quickly
  • Blank capsules defined herein as encapsulated oil with no
  • flavor or fragrance value that are dry are prepared by the following method.
  • a syloid solution is prepared by mixing a silica compound
  • the flavor is mechanically mixed until smooth, then the
  • syloid solution is mixed with the flavor until it is completely dispersed
  • Blank capsules that are hydrated are prepared by pre-
  • a gelatin solution is prepared by vigorously agitating
  • gelatin (1 8.4461 g) in a preemulsion tank until the gelatin is completely
  • the gum solution is added to the gelatin solution in
  • the preemulsion tank and the foam is allowed to dissipate for about 1 5-
  • the capsule size is adjusted to about 1 00 microns to about
  • the solution may be quickly
  • the capsules are stored at about 5°C
  • the hydrated uncrosslinked beads (81 5.20 g) are added to
  • Neat flavor or fragrance ( 1 81 .8 g) is added to the glass
  • the capsules are stabilized by
  • Microcapsules (3.75 g) were added with stirring
  • microcapsules were
  • the resulting microcapsules had a slight tendency to stick
  • alginate-encapsulated flavor or fragrance compound was obtained by mixing the microcapsules (about 58%) and water (about 7%) with the
  • absorption time is between about one hour and ten hours, depending

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Fats And Perfumes (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Seasonings (AREA)
PCT/IB1998/001551 1997-10-08 1998-10-05 Method of encapsulated flavors and fragrances by controlled water transport into microcapsules Ceased WO1999017871A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CA002304556A CA2304556C (en) 1997-10-08 1998-10-05 Method of encapsulated flavors and fragrances by controlled water transport into microcapsules
AU91817/98A AU744495B2 (en) 1997-10-08 1998-10-05 Method of encapsulated flavors and fragrances by controlled water transport into microcapsules
DE69805537T DE69805537T2 (de) 1997-10-08 1998-10-05 Verfahren zum einkapseln von aromastoffen und riechstoffen durch kontrollierte wassereinbringung in microkapseln
EP98944179A EP1027147B1 (en) 1997-10-08 1998-10-05 Method of encapsulating flavours and fragrances by controlled water transport into microcapsules
BR9812887-6A BR9812887A (pt) 1997-10-08 1998-10-05 Processo de fabricação de um composto de aroma ou fragrância encapsulado, e, produto do mesmo
JP2000514732A JP3616009B2 (ja) 1997-10-08 1998-10-05 マイクロカプセル中への制御した水移送による、フレーバー及びフレグランスのカプセル封入方法
AT98944179T ATE217804T1 (de) 1997-10-08 1998-10-05 Verfahren zum einkapseln von aromastoffen und riechstoffen durch kontrollierte wassereinbringung in microkapseln

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/947,694 US6045835A (en) 1997-10-08 1997-10-08 Method of encapsulating flavors and fragrances by controlled water transport into microcapsules
US08/947,694 1997-10-08

Publications (1)

Publication Number Publication Date
WO1999017871A1 true WO1999017871A1 (en) 1999-04-15

Family

ID=25486597

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB1998/001551 Ceased WO1999017871A1 (en) 1997-10-08 1998-10-05 Method of encapsulated flavors and fragrances by controlled water transport into microcapsules

Country Status (13)

Country Link
US (1) US6045835A (https=)
EP (1) EP1027147B1 (https=)
JP (1) JP3616009B2 (https=)
CN (1) CN1118319C (https=)
AT (1) ATE217804T1 (https=)
AU (1) AU744495B2 (https=)
BR (1) BR9812887A (https=)
CA (1) CA2304556C (https=)
DE (1) DE69805537T2 (https=)
ES (1) ES2175771T3 (https=)
PL (1) PL339768A1 (https=)
TR (1) TR200000959T2 (https=)
WO (1) WO1999017871A1 (https=)

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EP1072259A3 (en) * 1999-07-27 2002-03-20 Shiseido Company Limited Microcapsule and method of making the same
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CA2304556C (en) 2004-05-25
DE69805537T2 (de) 2002-12-05
CN1285768A (zh) 2001-02-28
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AU9181798A (en) 1999-04-27
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