JP2018062672A - 不透明フィルムおよびコーティング適用のための水性ポリマーエマルジョン - Google Patents
不透明フィルムおよびコーティング適用のための水性ポリマーエマルジョン Download PDFInfo
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Abstract
【解決手段】前記課題は、水性エマルジョンを製造するための方法であって、第1モノマーフィードを反応容器に第1開始剤および水の存在下で添加して、酸官能性ポリマーを形成すること、酸官能性ポリマーを中和して、粒子状ポリマーを形成すること、および第2モノマーフィードを反応容器に第2開始剤の存在下で添加して凝集ポリマーを形成することを含み、ワンポットプロセスである前記方法によって解決される。第1モノマーフィードは、(メタ)アクリレートモノマー、(メタ)アクリル酸モノマー、およびスチレンモノマーを含み、第2モノマーフィードは疎水性モノマーを含み、水性エマルジョンは凝集ポリマーを含み、凝集ポリマーは粒子状ポリマーを含み、且つ凝集ポリマーは凝集した小核果形態を有する。凝集ポリマーは高不透明度エマルジョンで用いることができる。
【選択図】図1A
Description
本出願は、2011年8月30日付で出願された米国特許仮出願第61/529,011号の利益を主張し、これは参照によって本明細書中に組み込まれる。
全バッチサイズ=800g;
不揮発性物質s=40.13%;
pH=7.80
粘度(#2スピンドル、30rpm、30秒)=70cps;
MW(THF中GPC)=223,782g/モル;
残存モノマー:EA、MMA、STYはすべて0.0005%未満である(検出限界以下)、MAA=0.027%;
粒子サイズ(PS)=480nm(DLS)、490nm(SEM)、500nm(AFM);および
Tg=87.4℃、104.6℃(2相)。
Claims (33)
- 凝集ポリマーを有する水性エマルジョンを製造する方法であって:
第1モノマーフィードを反応容器に第1開始剤および水の存在下で添加して、酸官能性ポリマーを形成すること、
前記酸官能性ポリマーを中和して、粒子状ポリマーを形成すること、および
第2モノマーフィードを前記反応容器に第2開始剤の存在下で添加して、前記凝集ポリマーを形成することを含み、
ここで:
前記方法がワンポット法であり、
前記第1モノマーフィードが(メタ)アクリレートモノマー、(メタ)アクリル酸モノマー、およびスチレンモノマーを含み、
前記第2モノマーフィードが疎水性モノマーを含み、
前記凝集ポリマーが前記粒子状ポリマーを含み、且つ
前記凝集ポリマーが小核果形態を有する、方法。 - 前記粒子状ポリマーが約1nm〜約1000nmの平均粒子サイズを有する、請求項1記載の方法。
- 前記凝集ポリマーが約200nm〜約3000nmの平均粒子サイズを有する、請求項1または2記載の方法。
- 前記(メタ)アクリレートモノマーが、メチルメタクリレート、エチル(メタ)アクリレート、n−プロピル(メタ)アクリレート、n−ブチル(メタ)アクリレート、イソプロピル(メタ)アクリレート、イソブチル(メタ)アクリレート、n−アミル(メタ)アクリレート、n−ヘキシル(メタ)アクリレート、イソアミル(メタ)アクリレート、2−ヒドロキシエチル(メタ)アクリレート、2−ヒドロキシプロピル(メタ)アクリレート、トリフルオロエチル(メタ)アクリレート、ベンジル(メタ)アクリレート、2−n−ブトキシエチル(メタ)アクリレート、2−クロロエチル(メタ)アクリレート、sec−ブチル(メタ)アクリレート、tert−ブチル(メタ)アクリレート、2−エチルブチル(メタ)アクリレート、シンナミル(メタ)アクリレート、シクロヘキシル(メタ)アクリレート、シクロペンチル(メタ)アクリレート、2−エトキシエチル(メタ)アクリレート、フルフリル(メタ)アクリレート、ヘキサフルオロイソプロピル(メタ)アクリレート、3−メトキシブチル(メタ)アクリレート、2−メトキシブチル(メタ)アクリレート、2−ニトロ−2−メチルプロピル(メタ)アクリレート、n−オクチル−(メタ)アクリレート、2−エチルヘキシル(メタ)アクリレート、2−フェノキシエチル(メタ)アクリレート、2−フェニルエチル(メタ)アクリレート、フェニル(メタ)アクリレート、プロパルギル(メタ)アクリレート、テトラヒドロフルフリル(メタ)アクリレート、またはテトラヒドロピラニル(メタ)アクリレートを含む、請求項1〜3のいずれか1項に記載の方法。
- 前記(メタ)アクリル酸モノマーがアクリル酸またはメタクリル酸を含む、請求項1〜4のいずれか1項に記載の方法。
- 前記疎水性モノマーがスチレンまたはα−メチルスチレンを含む、請求項1〜5のいずれか1項に記載の方法。
- 前記第1および第2開始剤が個々に過硫酸アンモニウム、過硫酸カリウム、過硫酸ナトリウム、tert−ブチルヒドロペルオキシドおよび過酸化ジクミルを含む、請求項1〜6のいずれか1項に記載の方法。
- 前記中和が塩基を前記粒子状ポリマーに添加することを含む、請求項1〜7のいずれか1項に記載の方法。
- 前記塩基が、アンモニア、水酸化ナトリウム、水酸化カリウム、メチルアミン、トリエチルアミン、エタノールアミン、またはジメチルエタノールアミンを含む、請求項8記載の方法。
- 前記第1モノマーフィードが界面活性剤の非存在下で添加される、請求項1〜9のいずれか1項に記載の方法。
- 界面活性剤、殺生剤、分散剤、顔料、フィラー、消泡剤、湿潤剤、光安定剤、表面活性剤、増粘剤、または顔料安定剤の1以上を前記凝集ポリマーに添加することをさらに含む、請求項1〜10のいずれか1項に記載の方法。
- 前記第1モノマーフィードの添加が、約30℃〜約100℃の温度で実施される、請求項1〜11のいずれか1項に記載の方法。
- 前記第1モノマーフィードの添加が、約60℃〜約90℃の温度で実施される、請求項1〜12のいずれか1項に記載の方法。
- 前記第2モノマーフィードの添加が、第1モノマーフィードの添加と実質的に同じ温度で実施される、請求項12または13記載の方法。
- 前記粒子状ポリマーが、少なくとも30℃より高い第1ガラス転移温度を有する、請求項1〜14のいずれか1項に記載の方法。
- 前記凝集ポリマーが、少なくとも30℃より高い第1ガラス転移温度および75℃より高い第2ガラス転移温度を有する、請求項1〜15のいずれか1項に記載の方法。
- 前記凝集ポリマーが、少なくとも約30℃〜約80℃の第1ガラス転移温度および約80℃〜約150℃の第2ガラス転移温度を有する、請求項1〜15のいずれか1項に記載の方法。
- 請求項1〜17のいずれか1項に記載の方法によって製造される凝集ポリマー粒子。
- 2以上の一次ポリマー粒子を含む凝集ポリマー粒子であって、凝集ポリマーが凝集した小核果形態を有する、凝集ポリマー粒子。
- 前記一次ポリマー粒子が中和された(メタ)アクリレート−(メタ)アクリル酸−スチレンコポリマーを含む、請求項19記載の凝集ポリマー粒子。
- 前記2以上の一次ポリマー粒子が疎水性ポリマーによって凝集ポリマー粒子中で封鎖される、請求項19または20記載の凝集ポリマー粒子。
- 前記疎水性ポリマーがスチレンポリマーである、請求項21記載の凝集ポリマー粒子。
- 約200nm〜約3000nmの平均粒子サイズを有する、請求項19〜22のいずれか1項に記載の凝集ポリマー粒子。
- 約200nm〜約700nmの平均粒子サイズを有する、請求項19〜22のいずれか1項に記載の凝集ポリマー粒子。
- 前記一次ポリマー粒子が約1nm〜約100nmの平均粒子サイズを有する、請求項19〜24のいずれか1項に記載の凝集ポリマー粒子。
- 2以上の一次ポリマー粒子を含む凝集ポリマー粒子を含むコーティングであって、前記凝集ポリマーが凝集した小核果形態を有する、コーティング。
- 界面活性剤、殺生剤、乾燥剤、分散剤、顔料、フィラー、消泡剤、湿潤剤、光安定剤、表面活性剤、増粘剤、または顔料安定剤をさらに含む、請求項26記載のコーティング。
- 前記凝集ポリマー粒子が請求項1記載の方法によって製造される、請求項26記載のコーティング。
- 凝集ポリマー粒子を含むエマルジョンであって:
小核果様形態を有する前記凝集ポリマー粒子が:
非分枝(メタ)アクリレートモノマー、(メタ)アクリル酸モノマー、分枝(メタ)アクリレートモノマー、およびスチレンモノマーの界面活性剤の無い重合生成物を含む一次粒子相;ならびに
スチレンモノマー、および場合によって(メタ)アクリレートモノマーの重合生成物を含む二次粒子相
を含む、エマルジョン。 - 前記一次粒子相が約1nm〜約1000nmの平均粒子サイズを有する、請求項29記載のエマルジョン。
- 前記凝集ポリマー粒子が約200nm〜約3000nmの平均粒子サイズを有する、請求項29または30記載のエマルジョン。
- 前記一次粒子相が、少なくとも−20℃を超える第1ガラス転移温度を有する、請求項29〜31のいずれか1項に記載のエマルジョン。
- 前記凝集ポリマー粒子が、少なくとも−20℃を超える第1ガラス転移温度および80℃を超える第2ガラス転移温度を有する、請求項29〜32のいずれか1項に記載のエマルジョン。
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Also Published As
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WO2013033188A1 (en) | 2013-03-07 |
MX2014002242A (es) | 2014-08-22 |
US9701829B2 (en) | 2017-07-11 |
BR112014004816A2 (pt) | 2017-03-28 |
US9663650B2 (en) | 2017-05-30 |
US20170267857A1 (en) | 2017-09-21 |
KR102014858B1 (ko) | 2019-08-27 |
US20140213691A1 (en) | 2014-07-31 |
WO2013033181A1 (en) | 2013-03-07 |
EP2751171A1 (en) | 2014-07-09 |
US10106679B2 (en) | 2018-10-23 |
EP2751171A4 (en) | 2015-05-06 |
KR20140063734A (ko) | 2014-05-27 |
KR20140063735A (ko) | 2014-05-27 |
JP2014525503A (ja) | 2014-09-29 |
KR102014560B1 (ko) | 2019-08-26 |
CA2846819A1 (en) | 2013-03-07 |
CA2846825A1 (en) | 2013-03-07 |
BR112014004811A2 (pt) | 2017-03-21 |
CN103781825A (zh) | 2014-05-07 |
MX2014002243A (es) | 2014-08-22 |
CN103764726B (zh) | 2015-11-25 |
CN103764726A (zh) | 2014-04-30 |
JP6280036B2 (ja) | 2018-02-14 |
EP2751170A1 (en) | 2014-07-09 |
JP2014529666A (ja) | 2014-11-13 |
EP2751170A4 (en) | 2015-05-06 |
US20140228477A1 (en) | 2014-08-14 |
JP6280035B2 (ja) | 2018-02-14 |
IN2014CN02168A (ja) | 2015-05-29 |
CN103781825B (zh) | 2015-11-25 |
MX353967B (es) | 2018-02-07 |
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