JP2018536728A - ポリマー基材に結合されたヒドロゲル組成物 - Google Patents
ポリマー基材に結合されたヒドロゲル組成物 Download PDFInfo
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- JP2018536728A JP2018536728A JP2018516797A JP2018516797A JP2018536728A JP 2018536728 A JP2018536728 A JP 2018536728A JP 2018516797 A JP2018516797 A JP 2018516797A JP 2018516797 A JP2018516797 A JP 2018516797A JP 2018536728 A JP2018536728 A JP 2018536728A
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- water
- aqueous composition
- initiator
- hydrogel
- polymer substrate
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- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 229940034208 thyroxine Drugs 0.000 description 1
- XUIIKFGFIJCVMT-UHFFFAOYSA-N thyroxine-binding globulin Natural products IC1=CC(CC([NH3+])C([O-])=O)=CC(I)=C1OC1=CC(I)=C(O)C(I)=C1 XUIIKFGFIJCVMT-UHFFFAOYSA-N 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 229940035722 triiodothyronine Drugs 0.000 description 1
- RRHXZLALVWBDKH-UHFFFAOYSA-M trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)C RRHXZLALVWBDKH-UHFFFAOYSA-M 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
- 239000000230 xanthan gum Substances 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 235000010493 xanthan gum Nutrition 0.000 description 1
- 229940082509 xanthan gum Drugs 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
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Abstract
【選択図】なし
Description
ポリマー基材に結合されたヒドロゲル組成物が開示される。
創傷又は病変により、典型的には、発生後及び治癒過程の間に液体物質が滲出する。包帯を選択するとき、創傷からの滲出液を取り除きたいという希望と、創傷が乾燥しすぎたり、湿りすぎたりするのを防止するために創傷内及びその周りの流体の適切なレベルでの維持とを、うまく両立させる必要がある。
ヒドロゲルをしっかりとポリマー基材上に接着させる代替手段を見つけることが望まれている。
(i)引抜き可能な原子を含むポリマー基材と、
(ii)そのポリマー基材上のヒドロゲルコーティングと、を含み、
このヒドロゲルコーティングが、少なくとも10重量%の含水量を有し、ポリマー基材に共有結合され、
このヒドロゲルコーティングが、9.5未満のpHを有する水性組成物由来であり、
この水性組成物が、
(a)(メタ)アクリレート又は(メタ)アクリルアミドのうちの少なくとも1つから選択される親水性モノマー、
(b)少なくとも0.1重量%の水膨潤性粘土、
(c)水溶性であり、I型光重合開始剤である、第1の開始剤、
(d)水溶性であり、II型光重合開始剤である、第2の開始剤、及び
(e)酸を含む、多層物品が開示される。
(i)9.5未満のpHを有する水性組成物を準備する工程であって、その水性組成物が、(a)(メタ)アクリレート又は(メタ)アクリルアミドのうちの少なくとも1つから選択される親水性モノマー、(b)少なくとも0.1重量%の水膨潤性粘土、(c)水溶性であり、I型光重合開始剤である、第1の開始剤、(d)水溶性であり、II型光重合開始剤である、第2の開始剤、及び(e)酸、を含む、工程と、
(ii)水性組成物を、引抜き可能な原子を含むポリマー基材に接触させる工程と、
(iii)水性組成物を硬化させる工程と、
を含む、ヒドロゲルコーティングされた物品の製造方法が記載される。
本明細書で使用する場合、
「a」、「an」、及び「the」という用語は、互換的に使用され、1以上を意味し、
「及び/又は」は、述べられた事例の一方又は両方が起こり得ることを示すために使用され、例えば、A及び/又はBは、(A及びB)と(A又はB)とを含み、
「共重合」とは、複数モノマーが一緒に重合してポリマー主鎖を形成することを指し、
「(メタ)アクリレート」は、アクリレート若しくはメタクリレート構造又はこれらの組み合わせのいずれかを含有する化合物を指し、
「(メタ)アクリルアミド」は、アクリルアミド若しくはメタクリルアミド構造又はこれらの組み合わせのいずれかを含有する化合物を指し、
「モノマー」は、重合を経てその後ポリマーの基本的構造の部分を形成することができる分子である。
[式中、mは0又は1であり、nは1、2、3又は4であり、pは0又は1であり、Lは、1〜4個の炭素原子を含み、ヒドロキシル基を有するアルキレン基である。]のものが挙げられる。一実施形態では、Lは−CH(OH)CH2−である。式(I)の代表的な光開始剤としては、以下の
及び
(4−(3−スルホプロピルオキシ)ベンゾフェノン、ナトリウム塩)、が挙げられる。
[式中、nは1、2、3又は4であり、Xは、−N(CH3)3SO3CH3、−CH(OH)−(CH2)p−N(CH3)3Cl(式中、pは1、2、3又は4である)から選択される。]の構造のものが挙げられる。式(II)の代表的な光開始剤としては、以下の
及び
が挙げられる。
[式中、Rは1、2、3若しくは4個の炭素原子を含むアルキルスルホネート(例えばCH2SO3Na)、又は3、4、5、6若しくは更には7個の炭素原子を含む第三級アミン塩(例えば−CH2N(CH3)3Cl)である。]の構造のものが挙げられる。
[式中、Rは、カルボン酸又は第三級アミン及びそれらの塩を含む。]の構造のものが挙げられる。代表的なR基としては、−COOH又は−CH(OH)CH2N(CH3)3Clが挙げられる。
(i)引抜き可能な原子を含むポリマー基材と、
(ii)その上のヒドロゲルコーティングと、を含み、
このヒドロゲルコーティングが、少なくとも10重量%の含水量を有し、ポリマー基材に共有結合され、
このヒドロゲルコーティングが、9.5未満のpHを有する水性組成物由来であり、
この水性組成物が、
(a)(メタ)アクリレート又は(メタ)アクリルアミドのうちの少なくとも1つから選択される親水性モノマー、
(b)少なくとも0.1重量%の水膨潤性粘土、
(c)水溶性であり、I型光重合開始剤である、第1の開始剤、
(d)水溶性であり、II型光重合開始剤である、第2の開始剤、及び
(e)酸
を含む、多層物品。
(i)9.5未満のpHを有する水性組成物を準備する工程であって、その水性組成物が、(a)(メタ)アクリレート又は(メタ)アクリルアミドのうちの少なくとも1つから選択される親水性モノマー、(b)少なくとも0.1重量%の水膨潤性粘土、(c)水溶性であり、I型光重合開始剤である、第1の開始剤、(d)水溶性であり、II型光重合開始剤である、第2の開始剤、及び(e)酸、を含む、工程と、
(ii)水性組成物を、引抜き可能な原子を含むポリマー基材に接触させる工程と、
(iii)水性組成物を硬化させる工程と、
を含む、ヒドロゲルコーティングされた物品の製造方法。
*光開始剤1は使用しなかった。
Claims (10)
- (iii)引抜き可能な原子を含むポリマー基材と、
(iv)前記ポリマー基材上のヒドロゲルコーティングと、を含み、
前記ヒドロゲルコーティングが、少なくとも10重量%の含水量を有し、前記ポリマー基材に共有結合され、
前記ヒドロゲルコーティングが、9.5未満のpHを有する水性組成物由来であり、
前記水性組成物が、
(f)(メタ)アクリレート又は(メタ)アクリルアミドのうちの少なくとも1つから選択される親水性モノマー、
(g)少なくとも0.1重量%の水膨潤性粘土、
(h)水溶性であり、I型光重合開始剤である、第1の開始剤、
(i)水溶性であり、II型光重合開始剤である、第2の開始剤、及び
(j)酸
を含む、多層物品。 - 前記ポリマー基材が、ポリウレタン、ポリアミド、ポリエステル、及びポリプロピレンのうちの少なくとも1つを含む、請求項1に記載の多層物品。
- 前記ポリマー基材がプライマーを実質的に含まない、請求項1に記載の多層物品。
- 前記第1の開始剤が、2−ヒドロキシ−4’−(2−ヒドロキシエトキシ)−2−メチルプロピオフェノンのうちの少なくとも1つから選択され、前記第2の開始剤が、4−(3−スルホプロピルオキシ)ベンゾフェノン、2−(3−スルホプロピルオキシ)チオキサンテン−9−オン、カルボキシベンゾフェノン、及びそれらの塩のうちの少なくとも1つを含む、請求項1に記載の多層物品。
- 前記水性組成物がアルコールを実質的に含まない、請求項1に記載の多層物品。
- 前記水性組成物が8未満のpHを有する、請求項1に記載の多層物品。
- 前記ヒドロゲルコーティングが少なくとも0.1mmの厚さを有する、請求項1に記載の多層物品。
- 前記ヒドロゲルコーティングが、ポリエチレングリコール、ポリエチレングリコール−co−ポリプロピレンオキサイドコポリマー、部分的に加水分解されたポリビニルアセテート、ポリビニルピロリドン、グリセロール又はグリセロール誘導体、メチルセルロース又は他のセルロース誘導体、ポリオキサゾリン、及び天然ゴムのうちの少なくとも1つから選択される添加剤、を更に含む、請求項1に記載の多層物品。
- 創傷包帯である、請求項1に記載の多層物品。
- (i)9.5未満のpHを有する水性組成物を準備する工程であって、前記水性組成物が、(f)(メタ)アクリレート又は(メタ)アクリルアミドのうちの少なくとも1つから選択される親水性モノマー、(g)少なくとも0.1重量%の水膨潤性粘土、(h)水溶性であり、I型光重合開始剤である、第1の開始剤、(i)水溶性であり、II型光重合開始剤である、第2の開始剤、及び(j)酸、を含む、工程と、
(ii)前記水性組成物を、引抜き可能な原子を含むポリマー基材に接触させる工程と、
(iii)前記水性組成物を硬化させる工程と、
を含む、ヒドロゲルコーティングされた物品の製造方法。
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GB201020236D0 (en) | 2010-11-30 | 2011-01-12 | Convatec Technologies Inc | A composition for detecting biofilms on viable tissues |
CN103347562B (zh) | 2010-12-08 | 2016-08-10 | 康沃特克科技公司 | 伤口分泌液系统附件 |
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CN108137841B (zh) | 2021-07-06 |
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US11638775B2 (en) | 2023-05-02 |
EP3356485A4 (en) | 2019-03-13 |
JP6890583B2 (ja) | 2021-06-18 |
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WO2017058698A1 (en) | 2017-04-06 |
US20180236124A1 (en) | 2018-08-23 |
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