JP2018130538A - 接着剤組成物及びヒト皮膚に貼り付けるための素材 - Google Patents
接着剤組成物及びヒト皮膚に貼り付けるための素材 Download PDFInfo
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- JP2018130538A JP2018130538A JP2018014745A JP2018014745A JP2018130538A JP 2018130538 A JP2018130538 A JP 2018130538A JP 2018014745 A JP2018014745 A JP 2018014745A JP 2018014745 A JP2018014745 A JP 2018014745A JP 2018130538 A JP2018130538 A JP 2018130538A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
Description
(i)1〜12重量%(ここで、%は接着剤組成物の全重量に対する重量基準)のスチレン−イソプレン−スチレン又はスチレン−ブタジエン−スチレン系逐次ポリマーと、
(ii)(a)1〜15%のブチルエラストマー系ポリマー、場合によっては25重量%までのポリイソブチレン系ポリマーとの混合物、又は(b)ブチルエラストマー系ポリマーを含まない、10%を超え30%までのポリイソブチレン系ポリマーと、
(iii)1〜10%未満のエチレン酢酸ビニル系ポリマーと、を含み、これら3種のポリマーの合計は10〜40%である。
(i)2〜8重量%のスチレン−イソプレン−スチレン又はスチレン−ブタジエン−スチレン系逐次ポリマーと、
(ii)(a)2〜10%のブチルエラストマー系ポリマー、場合によっては、25重量%までのポリイソブチレン系ポリマーとの混合物と、
(iii)2〜10%未満のエチレン酢酸ビニルポリマーと、を含む。
(ii)(a)ポリイソブチレン系ポリマーを含まない、2〜10%のブチルエラストマー系ポリマーを含む。
(ii)(a)2〜10%のブチルエラストマー系ポリマーを、10〜25重量%のポリイソブチレン系ポリマーとの混合物として含む。
(i)2〜8重量%のスチレン−イソプレン−スチレン又はスチレン−ブタジエン−スチレン系逐次ポリマーと、
(ii)(b)ブチルエラストマー系ポリマーを含まない、15%〜30%のポリイソブチレン系ポリマーと、
(iii)2〜10%未満のエチレン酢酸ビニルポリマーと、を含む。
これらのポリマーは、当該分野で従来からあるものであり公知である。これらは、スチレン及びイソプレン又はブタジエン(又はこれら2種の混合物)に基づくブロックコポリマーである。
これらのポリマーも従来からあるものである。
この種類のポリマーもまた公知である。例えば、30〜70重量%の酢酸ビニルモノマーを含むものを使用することができる。
本発明で使用される粘着付与剤樹脂は従来から存在するものである。
親水コロイドの形態で親水性ポリマーにより構成される不連続相は、当該分野で周知の種類のもので、実質的な量の、セルロース繊維、カルボキシメチルセルロース、ナトリウム、架橋またはその他、及びヒドロキシエチルセルロースの化合物と、加えてグアガムと類似する化合物、並びにキサンタン、アルギン酸塩、ペクチン、ゼラチン、サイリウム、キャロブ抽出物、アラビアゴム、アガロース、カラギーナン、及びポリアクリルアミドのような物質を含む。
可塑剤が使用され、より好ましいものは極性油である。そのような油類又は可塑剤の例として、Durasynの名前の下で入手しうるもののようなポリアルファオレフィンが挙げられる。鉱物油、パラフィン、ひまし油、シェル社の合成パラフィンワックス、Sun社の「Sun5512」樹脂、又はヘラクレス社の「Primol」も使用することができる。
表の組成物を、重量基準の比率に従って成分を混合することにより調製した。成分は表に挙げている。導入の順序は表に表している。
試験は病院環境の条件で行われ、即ち、貼付け及び剥がしは病院職員によって行われた。病院職員又は患者は、即時接着、組成物を剥がした後の皮膚上の残留物の存在、バッグを付ける装置、バッグを剥がす装置、患者に装着した場合のバッグの順応性及び接着性の数種のパラメーターを判定した。
Claims (13)
- 連続相及び親水コロイドの不連続相を含み、
前記連続相は、
(i)1〜12重量%のスチレン−イソプレン−スチレン又はスチレン−ブタジエン−スチレン系逐次ポリマーと、
(ii)(a)1〜15%のブチルエラストマー系ポリマー、場合によっては25重量%までのポリイソブチレン系ポリマーとの混合物、又は(b)ブチルエラストマー系ポリマーを含まない、10%を超え30%までのポリイソブチレン系ポリマーと、
(iii)1〜10%未満のエチレン酢酸ビニル系ポリマーと、
を含み、
これら3種のポリマーの合計は10〜40%であり、ここで、%は、接着剤組成物の全重量に対する重量基準である、ヒト皮膚への貼り付けを提供することが意図された接着剤組成物。 - 実質的に極性油を含まない及び/又は極性相が10重量%未満である、請求項1に記載の組成物。
- 前記連続相は、
(i)2〜8重量%のスチレン−イソプレン−スチレン又はスチレン−ブタジエン−スチレン系逐次ポリマーと、
(ii)(a)2〜10%のブチルエラストマー系ポリマー、場合によっては、25重量%までのポリイソブチレン系ポリマーとの混合物と、
(iii)2〜10%未満のエチレン酢酸ビニルポリマーと、
を含む、請求項1又は2に記載の組成物。 - (ii)(a)ポリイソブチレン系ポリマーを含まない、2〜10%のブチルエラストマー系ポリマーを含む、請求項1〜3のいずれか1項に記載の組成物。
- (ii)(a)2〜10%のブチルエラストマー系ポリマーを、10〜25重量%のポリイソブチレン系ポリマーとの混合物として含む、請求項1〜3のいずれか1項に記載の組成物。
- 前記連続相は、
(i)2〜8重量%のスチレン−イソプレン−スチレン又はスチレン−ブタジエン−スチレン系逐次ポリマーと、
(ii)(b)ブチルエラストマー系ポリマーを含まない、15%〜30%のポリイソブチレン系ポリマーと、
(iii)2〜10%未満のエチレン酢酸ビニルポリマーと、
を含む、請求項1又は2に記載の組成物。 - 前記エチレン酢酸ビニルポリマーは30〜70重量%の酢酸ビニルモノマーを含む、請求項1〜6のいずれか1項に記載の組成物。
- 10〜30%の粘着付与剤樹脂を含む、請求項1〜7のいずれか1項に記載の組成物。
- 40〜60%の親水コロイドの不連続相を含む、請求項1〜8のいずれか1項に記載の組成物。
- 前記不連続相は、大部分がセルロース繊維、カルボキシメチルセルロース、ナトリウム、架橋またはその他、及びヒドロキシエチルセルロースから選択される少なくとも1種の化合物を含み、加えて、グアあるいはカラヤゴム、又はアラビアゴム等のゴムに類似する化合物、並びにキサンタン、ジャガイモデンプン等のデンプン、アルギン酸塩、ペクチン、ゼラチン、サイリウム、キャロブ抽出物、アガロース、カラギーナン、ポリアクリルアミド、またはこれらの混合物と、を含む、請求項1〜9のいずれか1項に記載の組成物。
- 前記不連続相は、動物起源の生成物を含まない、請求項1〜10のいずれか1項に記載の組成物。
- 請求項1〜11のいずれか1項に記載の接着剤組成物と、皮膚と接触していることが意図される組成物の反対面にあるフィルムと、を含む、体液を採取するためのバッグを貼り付ける素材。
- 前記フィルムは、ポリエチレンフィルム若しくはエチレン酢酸ビニルコポリマー、又はこれらの混合物であり、より好ましくは厚さが25〜100μmである、請求項12に記載の素材。
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