JP2018522979A5 - - Google Patents

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Publication number
JP2018522979A5
JP2018522979A5 JP2018500287A JP2018500287A JP2018522979A5 JP 2018522979 A5 JP2018522979 A5 JP 2018522979A5 JP 2018500287 A JP2018500287 A JP 2018500287A JP 2018500287 A JP2018500287 A JP 2018500287A JP 2018522979 A5 JP2018522979 A5 JP 2018522979A5
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JP
Japan
Prior art keywords
fragrance composition
encapsulated fragrance
diamine
amino
composition according
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JP2018500287A
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English (en)
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JP6793713B2 (ja
JP2018522979A (ja
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Priority claimed from GBGB1511605.6A external-priority patent/GB201511605D0/en
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Publication of JP2018522979A5 publication Critical patent/JP2018522979A5/ja
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Claims (12)

  1. 懸濁媒中に分散した少なくとも1のアミノプラストコア・シェルマイクロカプセルを含むカプセル化香料組成物であって、該マイクロカプセルは、シェル中にカプセル化香料含有コアを含み、前記シェルは、架橋アミノプラスト樹脂のネットワークを含み、ここで、該樹脂のうちの75〜100wt%は、50〜90wt%、好ましくは60〜85wt%のターポリマー、および10〜50wt%、好ましくは10〜25wt%のポリマー性安定剤を含み;該ターポリマーは、以下:
    (a)20〜35wt%、好ましくは22〜30wt%の、少なくとも1のトリアミンから誘導される部分、
    (b)30〜60wt%、好ましくは40〜55wt%の、少なくとも1のジアミンから誘導される部分、
    (c)20〜35wt%、好ましくは22〜30wt%の、1〜6個のメチレン単位、好ましくは1〜4個のメチレン単位、および最も好ましくは1個のメチレン単位を有するアルキレンおよびアルキレンオキシ部分からなる基から誘導される部分、
    を含み、
    ここで、部分a)、b)およびc)を含むターポリマーが、ジアミンで架橋されたアミノ−アルデヒド前縮合体の縮合生成物であり、
    マイクロカプセルが二層マイクロカプセルである、
    前記カプセル化香料組成物。
  2. アミノ−アルデヒド前縮合体が、メラミン−ホルムアルデヒド前縮合体である、請求項1に記載のカプセル化香料組成物。
  3. 少なくとも1のジアミンが、ウレアおよび3−置換1,5−ジアミノ−2,4,6−トリアジンからなる群より選択される、請求項1または2に記載のカプセル化香料組成物。
  4. 目視検査により無色であり、CIELABスケールにおいて3以下のΔE値を有する、請求項1〜のいずれか一項に記載のカプセル化香料組成物。
  5. ターポリマーがさらに芳香族ポリオールを含む、請求項1〜のいずれか一項に記載のカプセル化香料組成物。
  6. 芳香族ポリオールが、レゾルシノール、フェノール、3,5−ジヒドロキシトルエン、ビスフェノールA、ヒドロキノン、キシレノール、ポリヒドロキシナフタレン、ならびにセルロースおよびフミン酸の分解により生成されるポリフェノールからなる群より選択される、請求項に記載のカプセル化香料組成物。
  7. 請求項1〜のいずれか一項において定義されるとおりのカプセル化香料組成物を形成する方法であって、該方法は、水性連続相中に分散した少なくとも1の香料を含有する油滴を含む水中油型エマルジョンを形成するステップ、ここで、該連続相は、アミノ−アルデヒド前縮合体およびジアミン架橋剤を含む;ならびに、4.6±2のpHにおいて、エマルジョンの温度を、上昇させた温度まで上昇させて、アミノ−アルデヒド前縮合体およびジアミンに重縮合および架橋反応を受けさせ、それにより液滴の周囲に架橋アミノプラスト樹脂シェルを形成するステップを含む、前記方法。
  8. 上昇させた温度が88℃±1℃である、請求項に記載の方法。
  9. 1時間より長い時間、および特に75分間をかけて温度を88℃±1℃まで上昇させる、請求項7または8に記載の方法。
  10. 請求項1〜6のいずれか一項において定義されるとおりのカプセル化香料組成物を形成する、請求項7〜9のいずれか一項に記載の方法であって、上昇させた温度において、pHを低下させ、さらなるアミノ−アルデヒド前縮合体を添加して、第2の層を形成させる、前記方法。
  11. 請求項1〜のいずれか一項に記載のカプセル化香料組成物を含む、芳香付けされたパーソナルケア、家事、洗浄およびクリーニング製品。
  12. 請求項1〜のいずれか一項に記載のカプセル化香料組成物の調製における、変色を軽減、除去または予防するための、ジアミンの使用。
JP2018500287A 2015-07-02 2016-07-01 マイクロカプセル Active JP6793713B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB1511605.6A GB201511605D0 (en) 2015-07-02 2015-07-02 Microcapsules
GB1511605.6 2015-07-02
PCT/EP2016/065538 WO2017001672A1 (en) 2015-07-02 2016-07-01 Microcapsules

Publications (3)

Publication Number Publication Date
JP2018522979A JP2018522979A (ja) 2018-08-16
JP2018522979A5 true JP2018522979A5 (ja) 2019-08-08
JP6793713B2 JP6793713B2 (ja) 2020-12-02

Family

ID=54013389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018500287A Active JP6793713B2 (ja) 2015-07-02 2016-07-01 マイクロカプセル

Country Status (12)

Country Link
US (1) US10537868B2 (ja)
EP (1) EP3316972B1 (ja)
JP (1) JP6793713B2 (ja)
KR (1) KR102645458B1 (ja)
CN (1) CN107835707B (ja)
BR (1) BR112017027776A2 (ja)
ES (1) ES2898324T3 (ja)
GB (1) GB201511605D0 (ja)
MX (1) MX2017016516A (ja)
PL (1) PL3316972T3 (ja)
WO (1) WO2017001672A1 (ja)
ZA (1) ZA201708561B (ja)

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