Patent application number | Description | Published |
20080318057 | Branched polydiorganosiloxane polyamide copolymers - Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups. | 12-25-2008 |
20080318059 | Polydiorganosiloxane polyoxamide copolymers - Polydiorganosiloxane polyoxamide, linear, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting a diamine with a precursor having at least one polydiorganosiloxane segment and at least two oxalyamino groups. The polydiorganosiloxane polyoxamide block copolymers are of the (AB) | 12-25-2008 |
20090036598 | HOT MELT PROCESSABLE POLYUREA COPOLYMERS AND METHODS OF THEIR PREPARATION AND USE - Packaged viscoelastic compositions comprising viscoelastic copolymers and a packaging material are disclosed. The viscoelastic copolymers are urea copolymers, which are the reaction product of polyisocyanates and polyamines. The packaged viscoelastic compositions are hot melt processable. | 02-05-2009 |
20100163809 | BRANCHED POLYDIORGANOSILOXANE POLYAMIDE COPOLYMERS - Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups. | 07-01-2010 |
20110123798 | BRANCHED POLYDIORGANOSILOXANE POLYAMIDE COPOLYMERS - Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups. | 05-26-2011 |
20110178250 | ADHESIVE COMPOSITION - The present application is directed to a non-aqueous composition. The composition comprises a blend of an acidic copolymer derived from a first group of monomers comprising at least one acidic monomer, and a basic copolymer derived from a second group of monomers comprising at least one basic monomer. The basic copolymer may comprise an amide functionality. In some embodiments, the composition comprises an acidic (meth)acrylic copolymer having a Tg less than 0° C., which is derived from a first group of monomers comprising at least one acidic monomer, and a basic (meth)acrylic copolymer having a Tg less than 0° C., which is derived from a second group of monomers comprising at least one basic monomer. Additionally, the composition may comprise a minimum of 0.10 moles of acid/base pairs per kilogram of composition. | 07-21-2011 |
20110263798 | BRANCHED POLYDIORGANOSILOXANE POLYAMIDE COPOLYMERS - Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups. | 10-27-2011 |
20120004335 | (METH)ACRYLOYL PRESSURE-SENSITIVE FOAM ADHESIVES - This disclosure provides (meth)acryloyl pressure-sensitive adhesive foams and foam articles having one or more of the following properties: small cells, uniform cell sizes, pressure sensitive adhesive compositions, compliance to irregular substrates and vibration damping, and shock absorbing properties. | 01-05-2012 |
20120175566 | BRANCHED POLYDIORGANOSILOXANE POLYAMIDE COPOLYMERS - Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups. | 07-12-2012 |
20130102731 | GRAFTED COMPOUNDS FORMED FROM AZIRIDINYL-CONTAINING COMPOUNDS - Grafted compounds are formed by reacting (1) a first compound having both an aziridinyl group and a polymeric group with (2) a second compound having at least one acidic group. This reaction results in the opening of the aziridinyl ring on the first compound by the acidic group on the second compound and the formation of an attachment group that connects polymeric group of the first compound to the second compound. In some embodiments, the second compound is a polymeric material having multiple acidic groups and the product of the reaction of the first compound with the second compound results in the formation of a grafted copolymer. | 04-25-2013 |
20130184393 | Hot Melt Processable Pressure Sensitive Adhesives Containing Fibrous Materials - The methods of preparing hot melt processable pressure sensitive adhesives include combining an elastomeric (meth)acrylate random copolymer and a discontinuous fibrous material in a hot melt mixing apparatus, and mixing to form a hot melt processable pressure sensitive adhesive. The elastomeric (meth)acrylate random copolymer may be contained within a thermoplastic pouch, and the hot melt mixture may include a relatively high level of tackifying resin. The elastomeric (meth)acrylate random copolymer may contain branching agents and photosensitive crosslinking agents. The hot melt processable pressure sensitive adhesives can be used to prepare transfer tapes. | 07-18-2013 |
20130184394 | Highly Tackified, Hot Melt Processable, Acrylate Pressure Sensitive Adhesives - The methods of preparing hot melt processable pressure sensitive adhesives include combining an elastomeric (meth)acrylate random copolymer contained within a thermoplastic pouch and greater than 50 parts by weight per 100 parts by weight of hot melt processable elastomeric (meth)acrylate random co-polymer of at least one tackifying resin in a hot melt mixing apparatus, and mixing to form a hot melt processable pressure sensitive adhesive. The elastomeric (meth)acrylate random copolymer may contain branching agents and photosensitive crosslinking agents. The hot melt processable pressure sensitive adhesives can be used to prepare transfer tapes. | 07-18-2013 |
20130225768 | BRANCHED POLYDIORGANOSILOXANE POLYAMIDE COPOLYMERS - Branched polydiorganosiloxane polyamide, block copolymers and methods of making the copolymers are provided. The method of making the copolymers involves reacting one or more amine compounds including at least one polyamine with a precursor having at least one polydiorganosiloxane segment and at least two ester groups. | 08-29-2013 |
20130253122 | BLENDS OF GRAFTED COPOLYMER AND POLYAMIDE - Compositions are described that are blends of a grafted copolymer and a polyamide. Methods of making the blended compositions are also described. The grafted copolymers are the reaction product of (1) a first compound having both an aziridinyl group and a polymeric group with (2) a second polymeric material having an acidic group. Blending the grafted copolymer with the polyamide can be used, for example, to increase the cohesive strength of the grafted copolymer. | 09-26-2013 |
20140234584 | ARTICLES WITH THIN MELT COATINGS AND METHODS FOR MAKING SAME - Articles with thin caliper melt coatings of high molecular weight, high viscosity materials and methods of making such coatings. | 08-21-2014 |
Patent application number | Description | Published |
20090123668 | MATERIALS AND CONFIGURATIONS FOR REDUCING WARPAGE IN OPTICAL FILMS - A multilayer optical body is disclosed and includes a light reflecting element formed from a first polymer material and a second polymer material having an index of refraction difference sufficient to reflect light of at least one polarization, and at least one non-optical warp-resistant layer disposed on the light reflecting element. The at least one non-optical one warp-resistant layer includes an intimate mixture of i) polystyrene or a first polystyrene copolymer and ii) a second polystyrene copolymer or ii) a polyester or copolyester. | 05-14-2009 |
20100219540 | METHOD OF MAKING OPTICAL BODY HAVING POLYACRYLATE SKIN LAYER - A method of making an optical body an optical body is disclosed. The method includes coextruding a first skin layer and a first strippable skin layer on a first side of an optical layer. The first skin layer is disposed between the optical layer and the first strippable skin layer. The first skin layer includes a mixture of a polyacrylate and a second polymer which may or may not be miscible in the polyacrylate. The second polymer may be an anti-static polymer. | 09-02-2010 |
20100221490 | OPTICAL BODY HAVING POLYACRYLATE SKIN LAYER - A multilayer optical body is disclosed. The optical body includes an optical film including polyester, a first skin layer is disposed on at least one side of the polyester optical film, and a strippable skin layer is disposed on the first skin layer. The first skin layer includes a mixture of a polyacrylate and a second polymer. Methods of making such optical bodies are also disclosed. | 09-02-2010 |
20100221491 | OPTICAL BODY HAVING POLYACRYLATE SKIN LAYER - A multilayer optical body is disclosed. The optical body includes an optical film including polyester, a first skin layer is disposed on at least one side of the polyester optical film, and a strippable skin layer is disposed on the first skin layer. The first skin layer includes a mixture of a polyacrylate and an anti-static polymer. Methods of making such optical bodies are also disclosed. | 09-02-2010 |
20140027934 | OPTICAL BODIES INCLUDING ROUGH STRIPPABLE BOUNDARY LAYERS AND ASYMMETRIC SURFACE STRUCTURES - Optical bodies are disclosed that include an optical film and at least one rough strippable skin layer. The at least one rough strippable skin layer can include a continuous phase and a disperse phase. In some embodiments, the at least one rough strippable skin layer can include a first polymer, a second polymer different from the first polymer and an additional material that is substantially immiscible in at least one of the first and second polymers. In some exemplary embodiments, a surface of the at least one rough strippable skin layer adjacent to the optical film comprises a plurality of protrusions and the adjacent surface of the optical film comprises a plurality of asymmetric depressions substantially corresponding to said plurality of protrusions. Methods of making such exemplary optical bodies are also disclosed. | 01-30-2014 |