APAC. In the Chinese market, the price trend of Superabsorbent polymer declined in the Q3 ending on September 2023 at USD 1550/MT (FOB-Qingdao). The prices of the commodity followed a declining trend except in August 2023, where the prices of the commodity were monitored to be increasing. The combination of insufficient inventories …A superabsorber dressing that manages high levels of exudate, to maintain skin integrity …Superabsorber Flivasorb (Optilock) 35 40 Aquacel EXTRA 87 64 51 71 64 97 25 15 26 83 33 81ConvaMax™ Superabsorber is designed to address moderate to heavy exudate management concerns that standard dressings can’t address. Combines high absorption and retention to help prevent excess exudate from contributing to poor skin integrity. Can be used as a primary or secondary dressing. Ideal where there is a risk of skin damage due …Superabsorber (Superabsorbent Polymers, SAP) werden Kunststoffe genannt, die in der Lage sind, ein Vielfaches ihres Eigengewichts - bis zum 1000-fachen - an Flüssigkeiten (meist Wasser bzw. destilliertes Wasser) aufzusaugen.. Das Produkt kommt als weißes, grobkörniges Pulver mit Partikelgrößen von 100 - 1.000 µm (= 0,1 - 1,0 mm) zum Einsatz. …Secondly, polyacrylate superabsorber particles can bind Ca2+ and Zn2+ ions competing with MMPs for divalent ions required for enzymatic activity. Furthermore, we provide the first evidence in vivo that MMPs bind effectively to polyacrylate superabsorber particles within the hostile environment of chronic wounds. Are you challenged with highly exuding wounds? When faced with a real risk of skin damage due to high levels of exudate, you need ConvaMax™ Superabsorber. Specially formulated to protect skin integrity 1, ConvaMax™ Superabsorber combines high absorption with high retention, even under compression. 3M™ Tegaderm™ Superabsorber Dressing for management of moderate to high exuding partial and full thickness wounds. Tegaderm Superabsorber Dressing locks in exudate to help prevent moisture associated complications even under compression. Can be used both as a primary and secondary dressing. Oct 1, 2021 · Superabsorber im Wald – es spricht nichts dagegen. gel von 0,5 bis 1 g pro Pflanze, die dem. Setzling während d er Wurzelbehand-. lung zugefügt wird, bei weitem nicht. ausreicht, um neben der ... Based on superabsorber‐entrapped enzymes and whole cells as a “fluid heterogeneous phase”, a segmented hydrogel/organic solvent system was developed. Its applicability was investigated with two entirely different model reaction systems, namely the alcohol dehydrogenase (ADH)‐catalysed reduction of acetophenone, and the aldoxime …Super absorbent polymer (SAP) is a new type of functional water absorbing crystals. It is a synthetic polymer material with hydrophilic groups, which can absorb a large amount of water, swell and keep the water from flowing out. The superabsorbent polymers can generally absorb water equivalent to more than 100 times the volume of the SAP, …Xing. Email. Evonik Industries AG (Essen, Germany) has established its former Baby …Noun [ edit] superabsorber (plural superabsorbers) A superabsorbent polymer: a polymer that can absorb very large quantities of liquid . This page was last edited on 4 August 2023, at 14:39. Definitions and other text are available under the Creative Commons Attribution-ShareAlike License; additional terms may apply.Aug 22, 2014 · For solar light harvesting a given superabsorber can only achieve optimal performance for a specific frequency range; however, one could engineer a range of different systems to jointly cover the ... Superabsorbent polymers are a class of polymeric materials that have the ability to absorb and retain a large amount of water and aqueous solutions. They are composed of three-dimensional polymeric...quantitatively convert a superabsorber hydrogel into a polymer. solution in as little as 5 min. The recycled soluble sodium. polyacrylate can be used as a thickener for aqueous dyes or can. be ...Career at Superabsorber. Enabling Togetherness. For us this means growing a sustainable business, living an open trustful culture and performing the future – together. As one of the world's leading manufacturers in the superabsorbent polymer industry, we keep babies and adults dry and comfortable all over the world. Together as a team of ...ConvaMax™ Superabsorber is designed to address moderate to heavy exudate management concerns that standard dressings can’t address. Combines high absorption and retention to help prevent excess exudate from contributing to poor skin integrity. Can be used as a primary or secondary dressing. Ideal where there is a risk of skin damage due …Dec 21, 2022 · But using a hydrogel—a gelatin-like material in the form of a dry sheet—researchers have crafted a better picker-upper that absorbs and holds about three times more water-based liquid. The ... Superabsorbents - Evonik Industries. About Superabsorbents. Applications. Acrylic acid.Scheme of superabsorber-based enzyme immobilization based on ionic interactions of acetate moieties of the superabsorber polymer particles and amino acid residues on the protein surface (A), hydrogen bonds of, for example, amino acids with carboxylic polymer residues (B), or entrapment of protein in water residues bound in the …3M™ Tegaderm™ Superabsorber Dressing for management of moderate to high exuding partial and full thickness wounds. Tegaderm Superabsorber Dressing locks in exudate to help prevent moisture associated complications even under compression. Can be used both as a primary and secondary dressing. Zetuvit Plus is a combined superabsorbent dressing which consists of four layers of different materials. On the wound side, the product features a soft, white, hydrophilic nonwoven (viscose and polyamide). The inner dressing core consists of soft cellulose fluff blended with liquid-retaining polyacrylate polymers. This absorbent core is enclosed in a thin …For solar light harvesting a given superabsorber can only achieve optimal performance for a specific frequency range; however, one could engineer a range of different systems to jointly cover the ...Throughout the last 20 years, SAP research has shown a growing …Dec 21, 2022 · But using a hydrogel—a gelatin-like material in the form of a dry sheet—researchers have crafted a better picker-upper that absorbs and holds about three times more water-based liquid. The ... Reaction-diffusion hydrogels from urease in ground watermelon seeds (WMS) The process for growth of hydrogels from enzyme particles is illustrated in Fig. 1.The aqueous solution containing urea ...Specialty absorptives or superabsorbents are multilayer wound dressings with higher absorption capacity than traditional foam dressings. 1,3 These specialty dressings have a nonadherent and hydrophilic wound contact layer woven with an absorbent core consisting of highly absorptive fibers that may be derived from cellulose. 3,4 These …The inhibition of matrix metalloproteinase activity in chronic wounds by a polyacrylate superabsorber. Biomaterials. 2008; 29:2932–2940. doi: 10.1016/j.biomaterials.2008.03.029. [Google Scholar] 14. Paustian C, Stegman MR. Preparing the wound for healing: the effect of activated polyacrylate dressing on …Using coordinate transformation stated earlier by Pendry et al. [Science 312, 1780 (2006)], we investigate the two-dimensional elliptical electromagnetic superscatterer and superabsorber, based on the concept of complementary media. Such an elliptical electromagnetic superscatterer (or superabsorber) is realized by coating an elliptical negative refractive material shell. The effectiveness of ... Erinomainen nesteiden hallinta. Mextra ® Superabsorbent imee nesteen nopeasti, ja sillä on hyvä imu- ja pidätyskyky, mikä minimoi maseraatioriskin. Mextraa voidaan käyttää kohtalaisesti tai runsaasti erittäviin haavoihin, esim. kroonisiin haavoihin, kuten säärihaavoihin, painesidoksen alla oleviin laskimoperäisiin säärihaavoihin. 1.676. McKesson Brand #61-89545. Super Absorbent Dressing McKesson 4 X 5 Inch Rectangle. 4" x 5" (10.1 cm x 12.7 cm) Super Absorbent Polymers bind fluid and convert it to a gel. Can be used as a primary or secondary dressing for moderate to heavy e …. #1189349. Who we are. We are a portfolio medical technology company focused on the repair, regeneration and replacement of soft and hard tissue. Explore. Corporate Governance. We are committed to the highest standards of governance. Find out more about our Board and leadership team, policies and approach to risk management. Sustainability.Superabsorber besteht aus sehr langen Molekülketten, die enorme Mengen Wasser wie in einem Netz einfangen und so fest an sich binden können, dass das Wasser auch unter Druck nicht entweichen kann. Das heißt, die Windel funktioniert nicht wie ein Schwamm. bindet die Flüssigkeit in einem stabilen Gel (Hydrogel) Windel der Länge …ConvaMax™ Superabsorber. ConvaMax™ is a new Superabsorber dressing designed to manage the challenges around highly exuding wounds. It combines high performance with softness and conformability. Highly absorbent, even under compression, it locks excess exudate and bacteria away from the wound. Evonik Superabsorber | 2,386 followers on LinkedIn. Join us on our #SuperJourney to a bright future. | As one of the world’s leading manufacturers, we at Evonik Superabsorber offer ... Superabsorber one pager Author: hoffmannsimon Created Date: 1/8/2015 1:40:28 PM ...Superabsorbent Polymers. Superabsorbent polymers (SAP) are now commonly made from the polymerization of acrylic acid blended with sodium hydroxide in the presence of an initiator to form a poly-acrylic acid, sodium salt (sometimes referred to as cross-linked sodium polyacrylate). This polymer, such as polyacrylamide copolymer, ethylene maleic ...A6197. 3M™ Tegaderm™ Superabsorber Dressing, 7-7/8 in. x 11-3/4 in. (20 cm x 30 cm), 10/box. Alginate or other fiber gelling dressing, wound cover, sterile, pad size more than 48 sq. in., each dressing. A6198. next to each header for detailed explanation on the type of information provided by the table. Subscription and License Agreement.Zetuvit Plus is a combined superabsorbent dressing which consists of four layers of different materials. On the wound side, the product features a soft, white, hydrophilic nonwoven (viscose and polyamide). The inner dressing core consists of soft cellulose fluff blended with liquid-retaining polyacrylate polymers. This absorbent core is enclosed in a thin nonwoven fabric that evenly ... ConvaMax™ Superabsorber, a new dressing for moderate to highly exuding wounds, available in non-adhesive and silicone adhesive formats. ConvaMax™ Superabsorber is a dressing designed to manage moderate to high levels of fluid and exudate. The superabsorbent central pad absorbs exudate and forms a gel, locking it away in the core, …absorbent core with superabsorber, which can absorb up to 20 times weight; cost and time savings fewer dressing changes; protect the wound edge from maceration and promote wound healing through providing a moist wound environment; attractive to patients: thin; flexible; cushioning; reduces the risk of adhering to the wound; with clothing protection ConvaMax™ Superabsorber. ConvaMax™ is a new Superabsorber dressing designed to manage the challenges around highly exuding wounds. It combines high performance with softness and conformability. Highly absorbent, even under compression, it locks excess exudate and bacteria away from the wound. Zetuvit Plus Superabsorbent Dressings. Manufacturer: Hartmann Usa, Inc. Description. Disclaimers. Superabsorbent dressing for the treatment of moderately to highly exuding acute and chronic wounds. Consists of four different layers: on the wound side is a soft, hydrophilic nonwoven material that aids clean, nearly pain-free removal. absorbent core with superabsorber, which can absorb up to 20 times weight; cost and time savings fewer dressing changes; protect the wound edge from maceration and promote wound healing through providing a moist wound environment; attractive to patients: thin; flexible; cushioning; reduces the risk of adhering to the wound; with clothing protection When faced with a real risk of skin damage due to high levels of exudate, you need ConvaMax™ Superabsorber. Specially formulated to protect skin integrity 1, ConvaMax™ Superabsorber combines high absorption with high retention, even under compression. Sign up for helpful resources. Superabsorbent Dressing (SAP) with Silicone Adhesive and Border. Dressing size 4" x 4" / 10cm x 10cm. Pad size 2" x 2" / 5cm x 5cm. Article Number. 4131190. 1 Folding box of 10 Dressings 1 Box of 8 Folding boxes 1 Pallet of 64 Boxes. 4052199503608 4052199503615 4052199515144. Dressing size 5" x 5" / 12.5cm x 12.5cm. Here we show that by nanoscopically dispersing enzymes with deep active sites, semi-crystalline polyesters can be degraded primarily via chain-end-mediated processive depolymerization with ...Product Description: The ConvaMax Superabsorber Dressing is a high-performance wound care solution designed to effectively manage moderate to highly exuding wounds, such as leg ulcers, pressure injuries, diabetic foot ulcers, and surgical wounds. This dressing is expertly crafted to absorb substantial levels of exudate, promoting skin integrity and a …Specialty absorptives or superabsorbents are multilayer wound dressings with higher absorption capacity than traditional foam dressings. 1,3 These specialty dressings have a nonadherent and hydrophilic wound contact layer woven with an absorbent core consisting of highly absorptive fibers that may be derived from cellulose. 3,4 These …quantitatively convert a superabsorber hydrogel into a polymer. solution in as little as 5 min. The recycled soluble sodium. polyacrylate can be used as a thickener for aqueous dyes or can. be ...Reaction-diffusion hydrogels from urease in ground watermelon seeds (WMS) The process for growth of hydrogels from enzyme particles is illustrated in Fig. 1.The aqueous solution containing urea ...This approach was inspired by the similar structures of sodium polyacrylate …ConvaMax™ Superabsorber is designed to address moderate to heavy exudate management concerns that standard dressings can’t address. Combines high absorption and retention to help prevent excess exudate from contributing to poor skin integrity. Can be used as a primary or secondary dressing. Superabsorber (Superabsorbent Polymers, SAP) werden Kunststoffe genannt, die in der Lage sind, ein Vielfaches ihres Eigengewichts an polaren Flüssigkeiten aufzusaugen. Dies sind vor allem Wasser bzw. wässrige Lösungen. Bei der Aufnahme der Flüssigkeit quillt der Superabsorber auf und bildet ein Hydrogel.Die Summe aus dem Volumen der …A short experiment with a Polymer called "Superabsorber". This structure is able to absorb 1000 times of his own capacity.Mein Equipment:- Teleskop -Skywatch...Aug 22, 2014 · For solar light harvesting a given superabsorber can only achieve optimal performance for a specific frequency range; however, one could engineer a range of different systems to jointly cover the ... 3M™ Tegaderm™ Superabsorber Dressing Tegaderm™ Superabsorber dressing can be used both as a primary or secondary dressing. Deep wounds require a wound filler to be applied, since the Superabsorber dressing may not be used as a sponge. Select a dressing size that allows 1 inch (2.5 cm) overlap onto intact skin. For wounds with depth, use …Abstract. Superabsorbent polymers (SAPs) are cross-linked polymers with several unique characteristics that can be exploited for a number of applications in concrete technology. Indeed, recent years have seen a growing interest in the use of SAP to improve the performance and long-term durability of concrete structures.Erinomainen nesteiden hallinta. Mextra ® Superabsorbent imee nesteen nopeasti, ja sillä on hyvä imu- ja pidätyskyky, mikä minimoi maseraatioriskin. Mextraa voidaan käyttää kohtalaisesti tai runsaasti erittäviin haavoihin, esim. kroonisiin haavoihin, kuten säärihaavoihin, painesidoksen alla oleviin laskimoperäisiin säärihaavoihin. 1.Mextra ® Superabsorbent wound dressing delivers high fluid absorption and retention. 1 2 It can be used to manage highly exuding wounds such as venous leg ulcers, diabetic foot ulcers and some pressure ulcers. Mextra's high fluid handling capacity helps reduce the risk of leakage and maceration through absorption and retention properties.Superabsorber (Superabsorbent Polymers, SAP) werden Kunststoffe genannt, die in der Lage sind, ein Vielfaches ihres Eigengewichts - bis zum 1000-fachen - an Flüssigkeiten (meist Wasser bzw. destilliertes Wasser) aufzusaugen.. Das Produkt kommt als weißes, grobkörniges Pulver mit Partikelgrößen von 100 - 1.000 µm (= 0,1 - 1,0 mm) zum Einsatz. …3M™ Kerramax Care™ Dressings are a range of super-absorbent dressings that absorb and retain high amounts of wound exudate1*. The unique wicking layer evenly distributes fluid both horizontally and vertically throughout the dressing, utilizing the full absorption capacity. Exudate is locked away, including bacteria2* and MMPs3*, creating an optimal …Polyacrylate superabsorber particles inhibited MMP activity by more than 87% in a fluorogenic peptide substrate assay. Further analysis revealed two underlying molecular mechanisms. First, experiments showed direct binding of MMPs to the particles. Secondly, polyacrylate superabsorber particles can bind Ca2+ and Zn2+ ions competing with …Jun 17, 2022 · ConvaMax Superabsorber Dressing is available in adhesive and non-adhesive format. ConvaMax Superabsorber Dressing adhesive with a silicone layer is a sterile dressing for use on highly exuding wounds, consisting of a breathable and waterproof nonwoven layer, a superabsorber pad layer, a fabric wicking layer and soft silicone wound contact layer. Super absorbency is the extraordinary capacity of a substance to absorb …1.. IntroductionAmong the recently developed superabsorbents, acrylic acid (AA)-based superabsorbents have been extensively studied because AA is cheap and easily polymerized to a high molecular weight polymer.Cutimed ® Sorbion ® Sachet S ist ein superabsorbierender Wundverband zur Versorgung von stark bis mäßig exsudierenden Wunden. Die hydrokinetische Fasermatrix mit integrierten stark wasserspeichernden Polymeren (Superabsorbern) schafft ein feuchtes Wundmilieu, absorbiert hohe Mengen an Wundexsudat und schließt es sicher im …As one of the world’s leading manufacturers, we at Evonik Superabsorber …Superabsorbent polymers have been used since the 1950s to serve many functions within soil and agricultural sciences (El Hady, Tayel, & Lofty, 1981).The water retention capacity of SAPs can increase PAW, …01.06.21. Table 1 shows the production capacities of major superabsorbency polymer …ConvaMax™ Superabsorber. ConvaMax™ is a new Superabsorber dressing designed to manage the challenges around highly exuding wounds. It combines high performance with softness and conformability. Highly absorbent, even under compression, it locks excess exudate and bacteria away from the wound. Contact us. Ordering Information. We also promote resource efficiency in agriculture. Our products have a significant impact resulting in a greener environment. Polygreen developed unique super absorbent polymer that is both biodegradable and biocompatible. Our material is hybrid composite mix of natural, protein based biopolymer and synthetic polymers to form a superabsorbent ...Superabsorbent polymers have been used since the 1950s to serve many functions within soil and agricultural sciences (El Hady, Tayel, & Lofty, 1981).The water retention capacity of SAPs can increase PAW, …This article presents the outcomes of a 10-patient case series selected for treatment with Tegaderm Superabsorber (3M) dressing using an exudate management/dressing selection algorithm. Overall, 9 of the 10 patients showed improvements in wound-related assessment parameters when their treatment was changed to include the superabsorbent dressing ...The water absorbency (Q eq) is calculated by the following equation: (1)Qeq = (M−M0)/M0. 2.2. Water retention (WR) The water retention properties of SAPs are measured by the following method. Firstly, the dry samples are weighted as W d and soaked into excessive water till equilibrium swelling.UrgoStart Plus Border is indicated for all wound bed stages – sloughy (0-100%), granulating and epithelialising – of moderately to heavily exuding wounds. This means it is effective at every wound healing phase*, from the start* and through to complete healing. UrgoStart Plus Border is indicated for treating the following skin wounds: Leg ...Squeeze bottles or containers of known volume. 1. Place 1/8 teaspoon of sodium polyacrylate powder in a plastic cup 2. Place 1/4 teaspoon of PolySnow™ in another cup. 3. Using a 4 oz. squeeze bottle, slowly add distilled water to each of the powders, stirring gently; letting each powder absorb the water before adding more. 4.Superabsorber Flivasorb (Optilock) 35 40 Aquacel EXTRA 87 64 51 71 64 97 25 15 26 83 33 81Oct 24, 2019 · Scheme of superabsorber-based enzyme immobilization based on ionic interactions of acetate moieties of the superabsorber polymer particles and amino acid residues on the protein surface (A), hydrogen bonds of, for example, amino acids with carboxylic polymer residues (B), or entrapment of protein in water residues bound in the polymer matrix (C). 3M™ Kerramax Care™ Dressings are a range of super-absorbent dressings that absorb and retain high amounts of wound exudate 1*.The unique wicking layer evenly distributes fluid both horizontally and vertically throughout the …Aug 19, 2021 · Evonik Superabsorber GmbH in Germany, and Evonik Superabsorber LLC in the USA, took over the business on July 1, 2021. The new companies bring together around 950 employees working at the production sites in Krefeld, Rheinfelden and Marl in Germany; and Greensboro and Garyville in the USA. Superabsorbents - Evonik Industries. About Superabsorbents. Applications. Acrylic acid. career. Jun 17, 2022 · ConvaMax Superabsorber Dressing Non-Adhesive is for use on highly exuding wounds, consisting of an air permeable and waterproof nonwoven layer with a superabsorber pad layer. This triple-layered construction facilitates fluid management to provide the optimal moist wound environment which leads to the promotion of faster wound closure. Superabsorber besteht aus sehr langen Molekülketten, die enorme Mengen Wasser wie in einem Netz einfangen und so fest an sich binden können, dass das Wasser auch unter Druck nicht entweichen kann. Das heißt, die Windel funktioniert nicht wie ein Schwamm. bindet die Flüssigkeit in einem stabilen Gel (Hydrogel) Windel der Länge …Squeeze bottles or containers of known volume. 1. Place 1/8 teaspoon of sodium polyacrylate powder in a plastic cup 2. Place 1/4 teaspoon of PolySnow™ in another cup. 3. Using a 4 oz. squeeze bottle, slowly add distilled water to each of the powders, stirring gently; letting each powder absorb the water before adding more. 4.Abstract. Superabsorbent hydrogels have unique swelling features that are highly attractive for biomedical, pharmaceutical, and industrial applications. The swelling capacity of many hydrogels ...ConvaMax Superabsorber. A superabsorber dressing that manages high levels of exudate, to maintain skin integrity and support healing by absorbing exudate through the skin contact layer, into the core which contains superabsorbent polymers where it locks the exudate into a gel. This means the fluid is retained, even under compression. Polyelectrolyte gels that are known as super-absorbent polymers swell and absorb water up to several hundred times their dried weights and have become ubiquitous and indispensable materials in ...
Career at Superabsorber. Enabling Togetherness. For us this means growing a sustainable business, living an open trustful culture and performing the future – together. As one of the world's leading manufacturers in the superabsorbent polymer industry, we keep babies and adults dry and comfortable all over the world. Together as a team of .... Npr
Superabsorbent polymers (SAP) and modified natural polymer hydrogels are widely and increasingly used in agriculture, health care textiles, effluent treatment, drug delivery, tissue engineering ...With a rapid fluid uptake, Mextra ® Superabsorbent has a high fluid absorption and retention capacity that minimizes the risk of maceration. Mextra can be used on moderately to highly exuding wounds, e.g., …Evonik Superabsorber | 2.393 seguidores no LinkedIn. Join us on our #SuperJourney to a bright future. | As one of the world’s leading manufacturers, we at Evonik Superabsorber offer superabsorbents and the precursor acrylic acid to keep babies and adults dry all over the world. Our powdery polymers can absorb and store up to 500 times their own weight …Here we show that by nanoscopically dispersing enzymes with deep active sites, semi-crystalline polyesters can be degraded primarily via chain-end-mediated processive depolymerization with ...The best data are obtained for superabsorbent fibers added to cotton. Superabsorbent foams. The principle is to create a network of interconnected pores in the hydrogel to speed up and homogenize the swelling. That can be obtained by simultaneously polymerizing, foaming, and cross-linking the superabsorbent material. Abstract and Figures. Superabsorbent polymers (SAPs) are materials that can absorb significant amounts of water relative to their mass. The nature and properties of SAPs make them a widely ...01.06.21. Table 1 shows the production capacities of major superabsorbency polymer (SAP) makers in the world. The total production capacity (in October 2020) of the 11 companies represented in the table is 4,126,000 tons/year. The quantity of world SAP demand was estimated to be around three million tons in 2019, and this figure represented an ...Evonik Superabsorber | 2.393 seguidores no LinkedIn. Join us on our #SuperJourney to a bright future. | As one of the world’s leading manufacturers, we at Evonik Superabsorber offer superabsorbents and the precursor acrylic acid to keep babies and adults dry all over the world. Our powdery polymers can absorb and store up to 500 times their own weight …Oxo Alcohols & Plasticizers. The oxo alcohols INA and 2-PH are important raw material components in the manufacture of plasticizers. 2-PH is also used in the production of surfactants. Our plasticizers are manufactured on the basis of isononyl alcohol (INA), and are used primarily for the manufacture of soft-PVC products and in industries such ...Abstract. Biopolymer-based superabsorbent hydrogels hold great promise …Using transformation optics a frequency-selective superabsorber can be constructed that consists of an absorbing core material coated with a shell of isotropic double negative metamaterial. For a fixed volume its absorption cross section can be made arbitrarily large at one frequency. The double-negative shell serves to amplify the …Using coordinate transformation stated earlier by Pendry et al. [Science 312, 1780 (2006)], we investigate the two-dimensional elliptical electromagnetic superscatterer and superabsorber, based on the concept of complementary media. Such an elliptical electromagnetic superscatterer (or superabsorber) is realized by coating an elliptical negative refractive material shell. The effectiveness of ... Fragile/at-risk skin. Intact skin With adhesion. Without adhesion. 3M ™ Tegaderm ™ Foam Dressing Selection Guide. Improper use of medical adhesives may cause red, irritated skin or Medical Adhesive-Related Skin Injury (MARSI), which may cause.