Patent application number | Description | Published |
20110253301 | Stretch Releasable Adhesive Tape - Adhesive tapes, articles containing the adhesive tapes, methods of making the adhesive tapes, and uses of the adhesive tapes are described. The adhesive tape is stretch releasable and can be used to couple two substrates together. The adhesive tape can be removed easily to separate the two substrates for any reason. The adhesive tape includes a backing layer and at least one pressure-sensitive adhesive layer adjacent to the backing layer. The backing layer contains a first acrylic copolymer. Each pressure-sensitive adhesive layer contains a second acrylic copolymer plus inorganic particles that are dispersed or suspended in the second acrylic copolymer. | 10-20-2011 |
20110288215 | SURFACE-MODIFIED ZIRCONIA NANOPARTICLES - Surface-modified zirconia nanoparticles and methods for making and using the same are provided. The surface-modifiers include non-metallic organic derivatives, comprising at least one hydroxamate functionality, wherein at least some of the non-metallic organic derivatives are attached to at least some of the zirconia nanoparticles. | 11-24-2011 |
20120064304 | STRETCH RELEASABLE PRESSURE-SENSITIVE ADHESIVES - An adhesive tape that is stretch releasable, articles that contain the adhesive tape, and uses of the adhesive tape are disclosed. The adhesive tape includes a backing layer that is adjacent to at least one pressure-sensitive adhesive layer. The backing layer includes a poly(alkylene)copolymer. Each pressure-sensitive adhesive layer includes a polyisobutylene material. The adhesive tapes can be optically clear. | 03-15-2012 |
20130196149 | HIGH REFRACTIVE INDEX PRESSURE-SENSITIVE ADHESIVES - The present invention provides pressure-sensitive adhesives having a refractive index of at least 1.50. The pressure-sensitive adhesives comprise at least one monomer containing a substituted or an unsubstituted biphenyl group. | 08-01-2013 |
20140080934 | TELECHELIC HYBRID AEROGELS - Hybrid aerogels that contain a metal oxide precursor and a branched telechelic copolymer are described. Aerogels and aerogel articles, including hydrophobic aerogels and hydrophobic aerogel articles are also described. | 03-20-2014 |
20140147667 | STRETCH RELEASABLE ADHESIVE TAPE - An adhesive tape that is stretch releasable, articles that contain the adhesive tape, and uses of the adhesive tape are disclosed. The adhesive tapes include a backing layer that is adjacent to at least one pressure-sensitive adhesive layer. The backing layer typically is optically clear and includes a poly(alkylene) copolymer. The pressure-sensitive adhesive layer is a silicone-based adhesive composition. In many embodiments, the adhesive tape is optically clear. | 05-29-2014 |
20140287642 | LOW ADHESION BACKSIZE FOR SILICONE ADHESIVE ARTICLES AND METHODS - Low adhesion backsize (LAB) compositions including a silicone macromonomer co polymerized with a crystalline (meth)acrylate monomer to form a copolymer. The copolymer exhibits a glass transition temperature of from about −15° C. to about 55° C., and a crystalline melt transition of from about 25° C. to about 80° C. Articles including the LAB composition applied to a first major surface of a substrate. In some exemplary embodiments, the article is an adhesive article. In certain exemplary embodiments, the article is a pressure-sensitive adhesive (PSA) article. In some particular embodiments, the PSA article includes a silicone adhesive applied to a second major surface of the substrate opposite the LAB composition. Methods of making and using the LAB and the articles are also disclosed. | 09-25-2014 |
20140349108 | ADHESIVE ARTICLE AND METHOD OF MAKING THE SAME - Adhesive articles that include a substrate and a silicone adhesive are disclosed. The articles also include a polymer containing poly(propylene oxide) units and optionally poly(ethylene oxide) units and having a number average molecular weight of at least 1000 grams per mole. The polymer may either be incorporated into the substrate or may be used as a primer on the substrate. If the polymer includes poly(ethylene oxide) units, the copolymer typically has a weight ratio of poly(ethylene oxide) to poly(propylene oxide) of up to 3:1, or if the copolymer has a number average molecular weight of at least 10,000 grams per mole, the weight ratio of poly(ethylene oxide) to poly(propylene oxide) is up to 2:1. Methods of making the adhesive articles are also disclosed. | 11-27-2014 |
20140358104 | ADHESIVE ARTICLE INCLUDING PRIMER LAYER AND METHOD OF MAKING THE SAME - Adhesive articles that include a substrate, a silicone polyoxamide-containing primer layer, and a silicone adhesive are disclosed. Methods of making the adhesive articles and the use of a silicone polyoxamide as a primer for improving adhesion between a substrate and a silicone adhesive are also disclosed. | 12-04-2014 |
20140377494 | Curable Polysiloxane Compositions and Pressure Sensitive Adhesives Made Therefrom - Curable compositions include at least one polydiorganosiloxane with at least two hydroxysilyl moieties, at least one hydroxyl-functional polyorganosiloxane resin, and at least one photoactivatable composition that, upon exposure to radiation, generates at least one base selected from amidines, guanidines, phosphazenes, proazaphosphatranes. The curable compositions can be coated on substrates and cured to form coatings, including pressure sensitive adhesives. | 12-25-2014 |