JP6687517B2 - アシル化方法 - Google Patents
アシル化方法 Download PDFInfo
- Publication number
- JP6687517B2 JP6687517B2 JP2016523253A JP2016523253A JP6687517B2 JP 6687517 B2 JP6687517 B2 JP 6687517B2 JP 2016523253 A JP2016523253 A JP 2016523253A JP 2016523253 A JP2016523253 A JP 2016523253A JP 6687517 B2 JP6687517 B2 JP 6687517B2
- Authority
- JP
- Japan
- Prior art keywords
- starch
- polymer composition
- amylopectin
- acid
- amylose
- 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.)
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- 238000005917 acylation reaction Methods 0.000 title description 25
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- 239000002253 acid Substances 0.000 claims description 103
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- 235000019698 starch Nutrition 0.000 claims description 79
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- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 description 3
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- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 description 2
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- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B33/00—Preparation of derivatives of amylose
- C08B33/02—Esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B35/00—Preparation of derivatives of amylopectin
- C08B35/02—Esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D103/00—Coating compositions based on starch, amylose or amylopectin or on their derivatives or degradation products
- C09D103/12—Amylose; Amylopectin; Degradation products thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D103/00—Coating compositions based on starch, amylose or amylopectin or on their derivatives or degradation products
- C09D103/14—Amylose derivatives; Amylopectin derivatives
- C09D103/16—Esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
-
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Description
(a)アミロースおよび/またはアミロペクチンを含むポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸A、および酵素からなる群から選択される1種の添加剤ならびに任意選択により、少なくとも1種のポリカルボン酸と組み合わせての少なくとも1種の塩、および少なくとも1種のヒドロキシカルボン酸を含む群から選択される1種以上の添加剤を含む水相で前処理する工程と、
(b)前処理されたポリマー組成物をアシル化剤と反応させて、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物を得る工程と
を含む方法に関する。
(a)アミロースおよび/またはアミロペクチンを含むポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸A、および酵素からなる群から選択される1種の添加剤ならびに任意選択により、少なくとも1種のポリカルボン酸と組み合わせての少なくとも1種の塩、および少なくとも1種のヒドロキシカルボン酸を含む群から選択される1種以上の添加剤を含む水相で前処理する工程と、
(b)前処理されたポリマー組成物をアシル化剤と反応させて、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物を得る工程と、
(c)工程(b)で得られたアシル化ポリマーを、25℃で4.8以下のpKaを有する少なくとも1種の酸A’と水の存在下で反応させる工程と
を含む方法に関する。
12.6重量%の水分量を有する1000kgのワクシーメイズを、900kgの氷酢酸、2.2kgの硫酸(72%w/w)および20kgの蒸留H2Oと、75〜95℃で1.5時間反応させた。
実施例1において、アセチル化反応後、反応を水中40%w/w酢酸の添加により停止させ、それにより、8〜12重量%の水含有量を反応混合物中で調整した。反応混合物をおよそ70〜95℃の温度まで加熱し、0.3重量%の濃硫酸(95〜98%w/w)を添加した。
粘度(酢酸エチル中35重量%、25℃):75mPas。
2.26のDSを有するこの特定の誘導体の固体組成物は、1.37g/cm3の平均密度、9.5m2/gの表面積、0.283の嵩密度、10〜100μmの主粒径分布および151.28℃のガラス転移オフセット温度を有する。
13.6重量%の水分含有量を有する450gのワクシーメイズを、420gの氷酢酸、1.1gの硫酸(72%w/w)および4gの蒸留H2Oと75℃で1.0時間反応させた。
粘度(25℃でEtOAc中35w%)=28mPas(工程cによる処理4.5時間後)
酢酸エチル、トリアセチン、クロロホルムに可溶性である。
Claims (13)
- 10〜200mPas(25℃でEtOAc中35重量%)の粘度を有する、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物の製造方法であって、
(a)アミロースおよび/またはアミロペクチンを含むポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸Aおよび酵素からなる群から選択される1種の添加剤を含む水相で前処理する工程と、
(b)前記前処理されたポリマー組成物をアシル化剤と反応させて、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物を得る工程と
を含む方法。 - 10〜200mPas(25℃でEtOAc中35重量%)の粘度を有する、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物の製造方法であって、
(a)アミロースおよび/またはアミロペクチンを含むポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸Aおよび酵素からなる群から選択される1種の添加剤を含む水相で前処理する工程と、
(b)前記前処理されたポリマー組成物をアシル化剤と反応させて、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物を得る工程と、
(c)工程(b)で得られた前記アシル化ポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸A’と水の存在下で反応させる工程と
を含む方法。 - 工程(a)において、アミロースおよび/またはアミロペクチンを含む前記ポリマー組成物が、20℃〜85℃の範囲の温度で1分〜60分の範囲の前処理時間の間前処理される、請求項1または2に記載の方法。
- 工程(a)で使用される前記少なくとも1種の酸Aおよび工程(c)で使用される前記少なくとも1種の酸A’が、同じかまたは異なることができ、鉱酸、スルホン酸およびカルボン酸(それらのすべては一塩基性または多塩基性のいずれかである)からなる群から選択される、請求項2または3に記載の方法。
- 前記添加剤が、酵素であり、かつ工程(c)における酸A’が、鉱酸、スルホン酸およびカルボン酸(それらのすべては、一塩基または多塩基のいずれかである)からなる群から選択される、請求項1、2または3のいずれか一項に記載の方法。
- 前記アシル化剤が、カルボン酸、対称または非対称カルボン酸無水物、カルボン酸ハロゲン化物およびカルボン酸カルボニルイミダゾールからなる群から選択される、請求項1〜5のいずれか一項に記載の方法。
- 工程(a)が、モノカルボン酸の存在下で行われ、前記モノカルボン酸は、前記アシル化剤の加水分解により得られる前記カルボン酸に対応する、請求項1〜6のいずれか一項に記載の方法。
- 工程(a)で前処理するために提供されるアミロースおよび/またはアミロペクチンを含む前記ポリマー組成物が、化学変性デンプン、未変性デンプン、ならびに化学変性デンプンおよび未変性デンプンの混合物からなる群から選択され、メイズデンプン、コムギデンプン、ジャガイモデンプン、コメデンプン、エンドウマメデンプン、ライムギデンプン、ミレットデンプンおよびマニオクデンプンからなる群から選択される化学未変性デンプンが提供されるか、または化学変性メイズデンプン、化学変性コムギデンプン、化学変性ジャガイモデンプン、化学変性コメデンプン、化学変性エンドウマメ、化学変性ライムギデンプン、化学変性ミレットデンプンおよび化学変性マニオクデンプンからなる群から選択される前記化学変性デンプンが提供される、請求項1〜7のいずれか一項に記載の方法。
- 前記化学変性デンプンは、架橋デンプン、アシル化デンプン、ヒドロキシエチル化デンプン、ヒドロキシプロピル化デンプン、メチル化デンプン、酸化デンプン、およびカチオン性またはアニオン性デンプンからなる群から選択される、請求項8に記載の方法。
- 前記前処理の時間および温度が、アミロースおよび/またはアミロペクチンを含む最終アシル化ポリマー組成物の粘度(25℃でEtOAc中35重量%溶液として測定された)が、10〜200mPasの範囲であるように選択される、請求項1〜9のいずれか一項に記載の方法。
- 工程(c)の反応時間および反応温度が、アミロースおよび/またはアミロペクチンを含む前記アシル化ポリマー組成物の置換度(DS)が2.0〜2.9であるように選択される、請求項1〜10のいずれか一項に記載の方法。
- 以下の工程:
(a)アミロースおよび/またはアミロペクチンを含むポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸A、および酵素からなる群から選択される1種の添加剤を含む水相で前処理する工程と、
(b)前記前処理されたポリマー組成物をアシル化剤と反応させて、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物を得る工程と、
(c)工程(b)で得られた前記アシル化ポリマー組成物を、25℃で4.8以下のpKaを有する少なくとも1種の酸A’と水の存在下で反応させる工程と
を含む方法によって得られ得る、10〜200mPas(25℃でEtOAc中35重量%)の粘度を有する、アミロースおよび/またはアミロペクチンを含むアシル化ポリマー組成物。 - 原料として請求項12のアミロースおよび/もしくはアミロペクチンを含む前記アシル化ポリマー組成物を使用する工程を含めて、インクを得るための原料を得る工程を含む、インクを製造する方法。
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EP20130188992 EP2862881A1 (en) | 2013-10-16 | 2013-10-16 | Acylation process |
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PCT/EP2014/072162 WO2015055741A1 (en) | 2013-10-16 | 2014-10-15 | Acylation process |
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WO2017060370A1 (en) * | 2015-10-07 | 2017-04-13 | Solvay Acetow Gmbh | Coating or inks compositions comprising starch derivatives, their uses and substrates comprising such compositions |
EP3366707A1 (en) | 2017-02-28 | 2018-08-29 | Rhodia Acetow GmbH | Acylated starch derivatives and use thereof |
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EP2862881A1 (en) | 2013-10-16 | 2015-04-22 | Solvay Acetow GmbH | Acylation process |
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EP2862880A1 (en) | 2013-10-16 | 2015-04-22 | Solvay Acetow GmbH | Acylation process |
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