CN102302798A - Hydrocolloid dressing and preparation method thereof - Google Patents
Hydrocolloid dressing and preparation method thereof Download PDFInfo
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- CN102302798A CN102302798A CN201110237333A CN201110237333A CN102302798A CN 102302798 A CN102302798 A CN 102302798A CN 201110237333 A CN201110237333 A CN 201110237333A CN 201110237333 A CN201110237333 A CN 201110237333A CN 102302798 A CN102302798 A CN 102302798A
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Abstract
The invention relates to a hydrocolloid dressing and a preparation method thereof. The hydrocolloid dressing sequentially comprises a backlining layer, a hydrocolloid layer and a peeling layer, wherein ingredients of the hydrocolloid layer comprise a styrene-isoprene block copolymer, mineral oil, gelatin, viscous resin, sodium carboxymethylcellulose and carboxymethyl chitosan; and a mixture hydrocolloid is coated on the backlining layer and then the peeling layer is covered on the mixture hydrocolloid. The hydrocolloid dressing can well absorb wound transudate, is applicable to wound with a small amount and a medium amount of transudate, and has high elasticity and autohesion and certain bacteriostasis.
Description
Technical field
The present invention relates to a kind of bearing hydrocolloid dressing and preparation method thereof, belong to medical material tech field.
Background technology
Degreasing cotton gauze has been brought into play important function as a kind of traditional dressing at medicine and hygiene fields.Its shortcoming is the ability that absorbs the wound sepage, non-watertight, and in the process of changing, causes the secondary wound easily.
From twentieth century sixties, people have just begun to pay close attention to the wound management philosophy of moistening healing.Moistening environment not only can accelerated in wounds healing, can also eliminate the pain in the agglutination simultaneously, reduce cicatrix.In recent years, moist dressing is fast-developing.
Summary of the invention
The purpose of this invention is to provide a kind of bearing hydrocolloid dressing and preparation method thereof; Bearing hydrocolloid dressing has good absorbability to wound fluid; Keep wound to be in the moistening environment; Promote wound healing; Reduce cicatrix; Also have better elastic and autohension, can softishly apply ointment or plaster on skin, and bearing hydrocolloid dressing also has certain bacteriostasis.
The object of the invention is realized through following technical scheme:
Bearing hydrocolloid dressing is characterized in that: comprise backing layer, hydrocolloid layer and peel ply, the hydrocolloid layer is located on the backing layer, and peel ply is located on the hydrocolloid layer; Said backing layer is polymeric film or non-woven fabrics; The composition quality percentage ratio of said hydrocolloid layer is: styrene-isoprene block copolymer 10～30%; Mineral oil 5～20%; Gelatin 10～20%; Tackifying resin 10～20%; Sodium carboxymethyl cellulose 20～40%, carboxymethyl chitosan 2～8%; Said peel ply is polymeric film or Ge Laxin paper.
Further, above-mentioned bearing hydrocolloid dressing, wherein, said mineral oil is the medical grade white oil.
Further, above-mentioned bearing hydrocolloid dressing, wherein, said tackifying resin is a kind of in Colophonium, C5 resin and the isoprene rubber.
Further, above-mentioned bearing hydrocolloid dressing, wherein, the molecular weight of said carboxymethyl chitosan is 10000～1000000, and deacetylation is more than 80%, and the carboxylation degree is more than 70%.
Again further, above-mentioned bearing hydrocolloid dressing, wherein, the thickness of said hydrocolloid layer is 2～4mm.
The method for preparing of bearing hydrocolloid dressing of the present invention is characterized in that may further comprise the steps:
1. get styrene-isoprene block copolymer by composition proportion and mineral oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃;
2. after treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add tackifying resin, insulation;
3. get gelatin, sodium carboxymethyl cellulose and carboxymethyl chitosan, behind three kinds of material mix homogeneously, slowly join in the agitated reactor, stir while adding, treat complete mix homogeneously after, the cooling deaeration;
4. the mixture that 3. step is obtained is uniformly coated on polymeric film or the non-woven fabrics, and promptly the hydrocolloid layer is coated on the backing layer, then cooling;
5. on the hydrocolloid layer that 4. step prepares coated with polymeric film or Ge Laxin paper, promptly cover peel ply on the hydrocolloid layer, obtain bearing hydrocolloid dressing.
Substantive distinguishing features and obvious improvement that technical scheme of the present invention is outstanding are mainly reflected in:
1. the bearing hydrocolloid dressing of the present invention's preparation has good absorbability to wound fluid, makes wound keep a moistening healing environment, promotes wound healing, reduces cicatrix, is applicable to a small amount of wound to middle amount transudate;
2. bearing hydrocolloid dressing has better elastic and autohension, can softishly be applied to skin surface;
3. bearing hydrocolloid dressing contains carboxymethyl chitosan, has good bacteriostasis.
The specific embodiment
Bearing hydrocolloid dressing comprises backing layer, hydrocolloid layer and peel ply, and the hydrocolloid layer is located on the backing layer, and peel ply is located on the hydrocolloid layer; Said backing layer is polymeric film or non-woven fabrics; The composition quality percentage ratio of said hydrocolloid layer is: styrene-isoprene block copolymer 10～30%; Mineral oil 5～20%; Gelatin 10～20%; Tackifying resin 10～20%; Sodium carboxymethyl cellulose 20～40%, carboxymethyl chitosan 2～8%; Said peel ply is polymeric film or Ge Laxin paper.Wherein, mineral oil is the medical grade white oil; Tackifying resin is a kind of in Colophonium, C5 resin and the isoprene rubber; The molecular weight of carboxymethyl chitosan is 10000～1000000, and deacetylation is more than 80%, and the carboxylation degree is more than 70%; The thickness of hydrocolloid layer is 2～4mm.
The preparation process of bearing hydrocolloid dressing is: at first, get styrene-isoprene block copolymer and mineral oil dissolves by composition proportion in agitated reactor, temperature is controlled at 140 ~ 170 ℃; After treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add tackifying resin, insulation; Again, get gelatin, sodium carboxymethyl cellulose and carboxymethyl chitosan, behind three kinds of material mix homogeneously, slowly join in the agitated reactor, stir while adding, treat complete mix homogeneously after, the cooling deaeration; The mixture that obtains is uniformly coated on polymeric film or the non-woven fabrics, and promptly the hydrocolloid layer is coated on the backing layer, then cooling; On the hydrocolloid layer of preparation,, promptly cover peel ply on the hydrocolloid layer, obtain bearing hydrocolloid dressing, packing coated with polymeric film or Ge Laxin paper.
Embodiment 1
Get the 2.0kg styrene-isoprene block copolymer and 1.5kg medical grade white oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃; After treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add the 1.5kg isoprene rubber, insulation a period of time; Get 1.8kg gelatin, 4.0kg sodium carboxymethyl cellulose and 0.2kg carboxymethyl chitosan mix homogeneously, the molecular weight of carboxymethyl chitosan is 10000～1000000, and deacetylation is more than 80%, and the carboxylation degree is more than 70%; Slowly join then in the agitated reactor, constantly stir, treat complete mix homogeneously after, the cooling deaeration; The mixture of Huo Deing is uniformly coated on the thin polymeric film then, and promptly the hydrocolloid layer is coated on the backing layer, and the thickness of hydrocolloid layer is 3.5mm, cooling; At last on the hydrocolloid layer coated with Ge Laxin paper, promptly cover peel ply on the hydrocolloid layer, then the packing.
Embodiment 2
Get the 1.5kg styrene-isoprene block copolymer and 1.2kg medical grade white oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃; After treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add 1.8kg Colophonium, insulation a period of time; Get 2.0kg gelatin, 3.1 kg sodium carboxymethyl cellulose and 0.4kg carboxymethyl chitosan mix homogeneously, slowly join then in the agitated reactor, constantly stir, treat complete mix homogeneously after, the cooling deaeration; The mixture of Huo Deing is uniformly coated on the thin polymeric film then, and promptly the hydrocolloid layer is coated on the backing layer, and the thickness of hydrocolloid layer is 2.5mm, cooling; At last on the hydrocolloid layer coated with Ge Laxin paper, then the packing.
Embodiment 3
Get the 1.5kg styrene-isoprene block copolymer and 1.0kg medical grade white oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃; After treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add the 1.6kg isoprene rubber, insulation a period of time; Get 1.6kg gelatin, 3.9 kg sodium carboxymethyl cellulose and 0.4kg carboxymethyl chitosan mix homogeneously, slowly join then in the agitated reactor, constantly stir, treat complete mix homogeneously after, the cooling deaeration; The mixture of Huo Deing is uniformly coated on the thin non-woven fabrics then, and promptly the hydrocolloid layer is coated on the backing layer, and the thickness of hydrocolloid layer is 3mm, cooling; At last on the hydrocolloid layer coated with Ge Laxin paper, then the packing.
Embodiment 4
Get the 2.5kg styrene-isoprene block copolymer and 1.8kg medical grade white oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃; After treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add 1.0kg C5 resin, insulation a period of time; Get 1.0kg gelatin, 3.5kg sodium carboxymethyl cellulose and 0.2kg carboxymethyl chitosan mix homogeneously, slowly join then in the agitated reactor, constantly stir, treat complete mix homogeneously after, the cooling deaeration; The mixture of Huo Deing is uniformly coated on the thin polymeric film then, and promptly the hydrocolloid layer is coated on the backing layer, and the thickness of hydrocolloid layer is 2mm, cooling; At last on the hydrocolloid layer coated with Ge Laxin paper, then the packing.
Embodiment 5
Get the 2.5kg styrene-isoprene block copolymer and 1.8kg medical grade white oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃; After treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add the 1.0kg isoprene rubber, insulation a period of time; Get 1.0kg gelatin, 2.9 kg sodium carboxymethyl cellulose and 0.8kg carboxymethyl chitosan mix homogeneously, slowly join then in the agitated reactor, constantly stir, treat complete mix homogeneously after, the cooling deaeration; The mixture of Huo Deing is uniformly coated on the thin polymeric film then, and promptly the hydrocolloid layer is coated on the backing layer, and the thickness of hydrocolloid layer is 4mm, cooling; At last on the hydrocolloid layer coated with polymeric film, then the packing.
In sum, the bearing hydrocolloid dressing of the present invention's preparation has good absorbability to wound fluid, makes wound keep a moistening healing environment, promotes wound healing, reduces cicatrix, is applicable to a small amount of wound to middle amount transudate; Bearing hydrocolloid dressing has better elastic and autohension, can softishly be applied to skin surface; Bearing hydrocolloid dressing contains carboxymethyl chitosan, has certain bacteriostasis.
What need understand is: the above only is a preferred implementation of the present invention; For those skilled in the art; Under the prerequisite that does not break away from the principle of the invention, can also make some improvement and retouching, these improvement and retouching also should be considered as protection scope of the present invention.
Claims (6)
1. bearing hydrocolloid dressing, it is characterized in that: comprise backing layer, hydrocolloid layer and peel ply, the hydrocolloid layer is located on the backing layer, and peel ply is located on the hydrocolloid layer; Said backing layer is polymeric film or non-woven fabrics; The composition quality percentage ratio of said hydrocolloid layer is: styrene-isoprene block copolymer 10～30%; Mineral oil 5～20%; Gelatin 10～20%; Tackifying resin 10～20%; Sodium carboxymethyl cellulose 20～40%, carboxymethyl chitosan 2～8%; Said peel ply is polymeric film or Ge Laxin paper.
2. bearing hydrocolloid dressing according to claim 1 is characterized in that: said mineral oil is the medical grade white oil.
3. bearing hydrocolloid dressing according to claim 1 is characterized in that: said tackifying resin is a kind of in Colophonium, C5 resin and the isoprene rubber.
4. bearing hydrocolloid dressing according to claim 1 is characterized in that: the molecular weight of said carboxymethyl chitosan is 10000～1000000, and deacetylation is more than 80%, and the carboxylation degree is more than 70%.
5. bearing hydrocolloid dressing according to claim 1 is characterized in that: the thickness of said hydrocolloid layer is 2～4mm.
6. the method for preparing of the described bearing hydrocolloid dressing of claim 1 is characterized in that may further comprise the steps:
1. get styrene-isoprene block copolymer by composition proportion and mineral oil dissolves in agitated reactor, temperature is controlled at 140 ~ 170 ℃;
2. after treating that styrene-isoprene block copolymer dissolves fully, in agitated reactor, add tackifying resin, insulation;
3. get gelatin, sodium carboxymethyl cellulose and carboxymethyl chitosan, behind three kinds of material mix homogeneously, slowly join in the agitated reactor, stir while adding, treat complete mix homogeneously after, the cooling deaeration;
4. the mixture that 3. step is obtained is uniformly coated on polymeric film or the non-woven fabrics, and promptly the hydrocolloid layer is coated on the backing layer, then cooling;
5. on the hydrocolloid layer that 4. step prepares coated with polymeric film or Ge Laxin paper, promptly cover peel ply on the hydrocolloid layer, obtain bearing hydrocolloid dressing.
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| CN201110237333A CN102302798A (en) | 2011-08-18 | 2011-08-18 | Hydrocolloid dressing and preparation method thereof |
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| CN201110237333A CN102302798A (en) | 2011-08-18 | 2011-08-18 | Hydrocolloid dressing and preparation method thereof |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716509A (en) * | 2012-06-25 | 2012-10-10 | 武汉纺织大学 | Antibacterial hydrocolloid and preparation method of antibacterial hydrocolloid |
| CN103028136A (en) * | 2012-12-14 | 2013-04-10 | 武汉奥绿新生物科技有限公司 | Hydrocolloid dressing and preparation method thereof |
| CN103976886A (en) * | 2014-04-03 | 2014-08-13 | 李和伟 | Modified membrane fabric, preparation method and application thereof |
| CN104586753A (en) * | 2015-02-04 | 2015-05-06 | 中国药科大学 | Carboxymethyl chitosan antibacterial film spray and preparation method thereof |
| CN104784741A (en) * | 2015-04-23 | 2015-07-22 | 武汉市思泰利医疗器械发展有限公司 | Functional medical dressing containing chitosan and hydrocolloid |
| CN105126149A (en) * | 2015-09-02 | 2015-12-09 | 杭州烨强生物科技有限公司 | Composite chitosan application for medical use |
| CN105193544A (en) * | 2015-08-14 | 2015-12-30 | 合肥美迪普医疗卫生用品有限公司 | Multifunctional hydrocolloid dressing |
| CN105267048A (en) * | 2014-06-27 | 2016-01-27 | 李和伟 | Novel mask fabric combination and application thereof |
| CN106362195A (en) * | 2016-11-28 | 2017-02-01 | 河南汇博医疗股份有限公司 | Silver-carrying antibacterial hydrocolloid dressing and preparation method thereof |
| CN106474526A (en) * | 2015-08-28 | 2017-03-08 | 贵州扬生医用器材有限公司 | A kind of amorphous bearing hydrocolloid dressing containing liposome and preparation method thereof |
| CN106510953A (en) * | 2016-12-02 | 2017-03-22 | 黄焱 | Drainage tube fixing dressing patch (device) |
| CN106618864A (en) * | 2017-01-12 | 2017-05-10 | 振德医疗用品股份有限公司 | Highly absorbent, highly air-permeable and smell-absorbing composite hydro-colloid dressing |
| CN108030954A (en) * | 2017-12-13 | 2018-05-15 | 义乌市中科院兰州化物所功能材料中心 | One kind includes nanometer polysaccharide medical wound dressing |
| CN108030953A (en) * | 2017-12-13 | 2018-05-15 | 广州润虹医药科技股份有限公司 | A kind of medical use hydrocolloid dressing and preparation method thereof |
| CN109498834A (en) * | 2018-12-14 | 2019-03-22 | 广州润虹医药科技股份有限公司 | A kind of bacteriostatic hydrocolloid dressing and preparation method thereof |
| CN109549778A (en) * | 2019-01-16 | 2019-04-02 | 北京化工大学 | A kind of natural polysaccharide base medical antibacterial bearing hydrocolloid dressing and preparation method thereof |
| US10322034B1 (en) | 2015-09-04 | 2019-06-18 | University Of South Florida | Hydrocolloid dressing for precise nipple positioning after nipple- or skin-sparing mastectomy |
| CN109939259A (en) * | 2019-02-21 | 2019-06-28 | 振德医疗用品股份有限公司 | A kind of high vapor-permeable type bearing hydrocolloid dressing and its manufacturing method of foaming certainly |
| CN115105623A (en) * | 2022-05-16 | 2022-09-27 | 浙江工业大学 | Hydrocolloid repair patch with viscous imbibition and low residual gum and preparation method thereof |
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Patent Citations (2)
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| CN101569758A (en) * | 2008-12-31 | 2009-11-04 | 褚加冕 | Preparation method for medical use hydrocolloid dressing |
| CN101862470A (en) * | 2010-05-28 | 2010-10-20 | 武汉锐尔生物科技有限公司 | Bacteriostatic hydrocolloid dressing and preparation method thereof |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102716509B (en) * | 2012-06-25 | 2014-06-11 | 武汉纺织大学 | Antibacterial hydrocolloid and preparation method of antibacterial hydrocolloid |
| CN102716509A (en) * | 2012-06-25 | 2012-10-10 | 武汉纺织大学 | Antibacterial hydrocolloid and preparation method of antibacterial hydrocolloid |
| CN103028136A (en) * | 2012-12-14 | 2013-04-10 | 武汉奥绿新生物科技有限公司 | Hydrocolloid dressing and preparation method thereof |
| CN103976886A (en) * | 2014-04-03 | 2014-08-13 | 李和伟 | Modified membrane fabric, preparation method and application thereof |
| CN105267048A (en) * | 2014-06-27 | 2016-01-27 | 李和伟 | Novel mask fabric combination and application thereof |
| CN104586753A (en) * | 2015-02-04 | 2015-05-06 | 中国药科大学 | Carboxymethyl chitosan antibacterial film spray and preparation method thereof |
| CN104784741A (en) * | 2015-04-23 | 2015-07-22 | 武汉市思泰利医疗器械发展有限公司 | Functional medical dressing containing chitosan and hydrocolloid |
| CN105193544A (en) * | 2015-08-14 | 2015-12-30 | 合肥美迪普医疗卫生用品有限公司 | Multifunctional hydrocolloid dressing |
| CN106474526A (en) * | 2015-08-28 | 2017-03-08 | 贵州扬生医用器材有限公司 | A kind of amorphous bearing hydrocolloid dressing containing liposome and preparation method thereof |
| CN106474526B (en) * | 2015-08-28 | 2019-08-06 | 贵州扬生医用器材有限公司 | A kind of amorphous bearing hydrocolloid dressing and preparation method thereof containing liposome |
| CN105126149A (en) * | 2015-09-02 | 2015-12-09 | 杭州烨强生物科技有限公司 | Composite chitosan application for medical use |
| US10322034B1 (en) | 2015-09-04 | 2019-06-18 | University Of South Florida | Hydrocolloid dressing for precise nipple positioning after nipple- or skin-sparing mastectomy |
| CN106362195A (en) * | 2016-11-28 | 2017-02-01 | 河南汇博医疗股份有限公司 | Silver-carrying antibacterial hydrocolloid dressing and preparation method thereof |
| CN106510953A (en) * | 2016-12-02 | 2017-03-22 | 黄焱 | Drainage tube fixing dressing patch (device) |
| CN106618864A (en) * | 2017-01-12 | 2017-05-10 | 振德医疗用品股份有限公司 | Highly absorbent, highly air-permeable and smell-absorbing composite hydro-colloid dressing |
| CN108030953A (en) * | 2017-12-13 | 2018-05-15 | 广州润虹医药科技股份有限公司 | A kind of medical use hydrocolloid dressing and preparation method thereof |
| CN108030954A (en) * | 2017-12-13 | 2018-05-15 | 义乌市中科院兰州化物所功能材料中心 | One kind includes nanometer polysaccharide medical wound dressing |
| CN109498834A (en) * | 2018-12-14 | 2019-03-22 | 广州润虹医药科技股份有限公司 | A kind of bacteriostatic hydrocolloid dressing and preparation method thereof |
| CN109498834B (en) * | 2018-12-14 | 2021-10-08 | 广州润虹医药科技股份有限公司 | Antibacterial hydrocolloid dressing and preparation method thereof |
| CN109549778A (en) * | 2019-01-16 | 2019-04-02 | 北京化工大学 | A kind of natural polysaccharide base medical antibacterial bearing hydrocolloid dressing and preparation method thereof |
| CN109549778B (en) * | 2019-01-16 | 2020-09-25 | 北京化工大学 | Natural polysaccharide-based medical antibacterial hydrocolloid dressing and preparation method thereof |
| CN109939259A (en) * | 2019-02-21 | 2019-06-28 | 振德医疗用品股份有限公司 | A kind of high vapor-permeable type bearing hydrocolloid dressing and its manufacturing method of foaming certainly |
| CN109939259B (en) * | 2019-02-21 | 2021-11-02 | 振德医疗用品股份有限公司 | Self-foaming high-breathability hydrocolloid dressing and manufacturing method thereof |
| CN115105623A (en) * | 2022-05-16 | 2022-09-27 | 浙江工业大学 | Hydrocolloid repair patch with viscous imbibition and low residual gum and preparation method thereof |
| CN115105623B (en) * | 2022-05-16 | 2024-01-16 | 浙江工业大学 | Hydrocolloid repairing application with low adhesive liquid absorption and residual adhesive and preparation method thereof |
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Application publication date: 20120104 |