|
Match
|
Document |
Document Title |
|
|
7582721 |
Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom
In a preparation of random polyoxadiazole copolymer by reaction of a mixture of oleum, hydrazine sulfate, terephthalic acid, and isophthalic acid, the improvement requires the addition of oleum in...
|
|
|
7485362 |
Nanoporous laminates
A process of making a nanoporous substrate, such as the matrix in an electrical laminate, by grafting onto an organic resin backbone a thermolabile functionality by reacting hydrogen active groups...
|
|
|
7482390 |
Sinterable structures and method
A method of producing an open, porous structure having an outer surface defining a shape having a bulk volume and having interconnecting openings extending throughout said volume and opening...
|
|
|
7482389 |
Nanoporous media with lamellar structures
A nanoporous material exhibiting a lamellar structure is disclosed. The material comprises three or more substantially parallel sheets of an organosilicate material, separated by highly porous...
|
|
|
7368483 |
Porous composition of matter, and method of making same
A low-k organic dielectric material having stable nano-sized porous is provided as well as a method of fabricating the same. The porous low-k organic dielectric material is made from a composition...
|
|
|
7141188 |
Organic compositions
The present invention provides a composition comprising: (a) dielectric material; and (b) porogen comprising at least two fused aromatic rings wherein each of the fused aromatic rings has at least...
|
|
|
7115673 |
Photosensitive resin composition, porous resin, circuit board, and wireless suspension board
The present photosensitive resin composition 2 comprises a polyamic acid resin 4 , a photosensitive agent, a dispersible compound 3 dispersible in the polyamic acid resin 4 , and a solvent....
|
|
|
7112615 |
Porous material formation by chemical vapor deposition onto colloidal crystal templates
Methods and systems are disclosed for fabricating ultra-low dielectric constant porous materials. In one aspect of the invention, a method for making porous low-k films is disclosed. The method...
|
|
|
7109249 |
Composition containing a cross-linkable matrix precursor and a poragen, and porous matrix prepared therefrom
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a T g of greater than 300° C. The porous matrix material has a lower dielectric...
|
|
|
7090896 |
Process for producing dielectric layers by using multifunctional carbosilanes
A process for producing dielectric layers with low dielectric constants by thermal treatment of a sol-gel product of a multifunctional carbosilane, corresponding layers, and their use in the...
|
|
|
7060204 |
Organic compositions
The present invention provides a composition comprising: (a) dielectric material; and (b) porogen comprising at least two fused aromatic rings wherein each of the fused aromatic rings has at least...
|
|
|
7056455 |
Process for the preparation of nanostructured materials
The present invention comprises a novel process for the preparation of carbon based structured materials with controlled topology, morphology and functionality. The nanostructured materials are...
|
|
|
7030167 |
Nanoporous structures produced from self-assembling molecules
Methods for producing nanoporous structures are provided. In the subject methods, two or more, e.g., first and second, different types of self-assembling molecules are combined with each other...
|
|
|
6992115 |
Preparation of crosslinked particles from polymers having activatible crosslinking groups
Crosslinked particles are provided that are useful in the manufacture of dielectric materials for use in electronic devices such as integrated circuits. The crosslinked particles are prepared by...
|
|
|
6967222 |
Porous optical materials
Methods of preparing porous optical materials are provided. These methods allow for the selection of the desired pore size and level of porosity in the porous optical material. Such methods utilize...
|
|
|
6887910 |
Composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prepared therefrom
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a T g of greater than 300° C. The porous matrix material has a lower dielectric...
|
|
|
6767930 |
Polyhedral oligomeric silsesquioxane polyimide composites
Performance additives in high performance polymers using polyhedral oligomeric silsesquioxanes (POSS) and polyhedral oligomeric silicates (POS) as nanoscopic reinforcements, porosity control...
|
|
|
6765030 |
Methods of forming polymeric structures using carbon dioxide and polymeric structures formed therapy
Methods of forming a polymeric structure having a plurality of cells therein that include contacting a polymeric material that includes a first phase and a second phase with a composition...
|
|
|
6765028 |
Porous fibers from natural/synthetic polymer blends
A method of preparing a porous fiber, the method including blending a natural polymer having a thermal stability with a synthetic polymer having a thermal stability, wherein the thermal stability...
|
|
|
6602804 |
Porous materials
Porous dielectric materials having low dielectric constants useful in electronic component manufacture are disclosed along with methods of preparing the porous dielectric materials. Also disclosed...
|
|
|
6599951 |
Antireflective porogens
Disclosed are organo polysilica dielectric materials having low dielectric constants useful in electronic component manufacture are disclosed along with methods of preparing the porous organo...
|
|
|
6509386 |
Porous insulating compounds and method for making same
A method of forming a porous insulating composition comprising the steps of (A) providing at least one organic sacrificial material/dielectric material composition comprising at least one organic...
|
|
|
6399666 |
Insulative matrix material
The invention relates to a process for forming an integrated circuit device comprising (i) a substrate; (ii) metallic circuit lines positioned on the substrate and (iii) a dielectric material...
|
|
|
6391932 |
Porous materials
Porous polyimide dielectric materials having low dielectric constants useful in electronic component manufacture are disclosed along with methods of preparing the porous polyimide dielectric...
|
|
|
6387969 |
Porous article and process for producing porous article
A porous article having excellent heat resistance, a finely cellular structure, and a low dielectric constant; and a process for producing the porous article which comprises subjecting a polymer...
|
|
|
6380271 |
Material for electrical insulating organic film, electrical insulating organic film and process for the preparation thereof
The present invention provides a material for electrical insulating organic film, superior in electrical properties, thermal properties and low water absorption; an electrical insulating organic...
|
|
|
6380270 |
Photogenerated nanoporous materials
A composition has a polymeric network that includes a porogen and a photoinitiator. The photoinitiator produces a reactive species upon irradiation, which reacts with the porogen in a degradation...
|
|
|
6372808 |
Process for producing porous polyimide and porous polyimide
A porous polyimide having a finely cellular structure and having a low dielectric constant and heat resistance. The porous polyimide can be produced by a process comprising adding a dispersible...
|
|
|
6313185 |
Polymers having backbones with reactive groups employed in crosslinking as precursors to nanoporous thin film structures
Nanoporous materials are fabricated from polymers having backbones with reactive groups used in crosslinking. In one aspect of preferred methods and compositions, the reactive groups in the...
|
|
|
6248800 |
Methods for sterilizing cyanoacrylate compositions
Disclosed are methods for sterilizing cyanoacrylate prepolymer compositions under E-beam irradiation conditions wherein the prepolymer remains in polymerizable form after sterilization.
|
|
|
6184260 |
Method for making nanoporous silicone resins from alkylhydridosiloxane resins
A method for preparing a nanoporous silicone resin which can be used to form low dielectric constant films useful for electrical insulating coatings on electronic devices comprising (A) contacting...
|
|
|
6172128 |
Nanoporous polymers crosslinked via cyclic structures
Nanoporous polymeric materials are fabricated in which polymeric strands are crosslinked via ring structures. Preferred ring structures are formed de novo during crosslinking, and at least some of...
|
|
|
6172127 |
Preparation of polyimide foam
The invention herein relates to a process of preparing a novel polyimide foam having superior heat-resistance, flame retardancy, homogeneous size and distribution of cells, and low density, wherein...
|
|
|
6156812 |
Nanoporous material fabricated using polymeric template strands
Compositions and methods are provided in which nanoporous polymeric materials are produced via stable, polymeric template strands having reactive groups that can be used for forming crosslinking...
|
|
|
6107357 |
Dielectric compositions and method for their manufacture
A novel dielectric composition is provided that is useful in the manufacture of electronic devices such as integrated circuit devices and integrated circuit packaging devices. The dielectric...
|
|
|
6071711 |
Degradation of biodegradable polyester amides with enzymes
A method is disclosed for the enzymatic degradation of polyester amides. The method involves mixing polyester amides with esterase or protease enzymes in aqueous solution.
|
|
|
5968598 |
PPD-T structural composites
Composite materials made wholly from aromatic polyamides are prepared, which have the advantage of better performance and less delamination than composites composed of chemically distinct...
|
|
|
5948830 |
Mixtures of liquid-crystal polymers and polyarylene sulfoxides, foams made of such mixtures, process for their producing the same and their use
The novel blend comprises: (A) from 1 to 99% by weight of at least one thermotropic-liquid-crystalline polyester and/or polyesteramide and (B) from 1 to 99% by weight of at least one...
|
|
|
5900438 |
Thermosetting foamable organopolysiloxane composition and process of curing the same
There is provided a thermosetting foamable organopolysiloxane composition comprising (A) an organopolysiloxane with a viscosity of 10-100,000 cSt at 25° C. containing a specified amount of an...
|
|
|
5789452 |
Polyarylene sulfide foams and a process for their production
A foamed polyarylene sulfide according to the invention has a density which is reduced by at least 50% compared with the theoretical density of nonfoamed material, and is expediently produced by...
|
|
|
5786397 |
Foamable molding compositions
Molding compositions or mixtures comprising a high-temperature-resistant polymer and at least one polymer containing sulfoxide groups are used for the production of a foam by exposure to heat. The...
|
|
|
5776990 |
Foamed polymer for use as dielectric material
The present invention relates to an insulating foamed polymer having a pore size less than about 1000 Å made from a copolymer comprising a matrix polymer and a thermally decomposable polymer by...
|
|
|
RE35771 |
Process for producing a fine pored silicone foam
A process for producing a high quality silicone foam by free foaming, in which a two-component addition crosslinking system is used, comprised of a component A which contains a silicone polymer...
|
|
|
5700844 |
Process for making a foamed polymer
The invention relates to a process for making a foamed polymer. The process involves (a) dispersing thermally degradable solid particles in polymer precursor; (b) crosslinking the polymer precursor...
|
|
|
5698605 |
Flame-resistant polymethacrylimide foams
A composition includes a polymethacrylimide polymer which is polymerized in the presence of an epoxy resin and a flame-inhibiting agent. Further, a process is described for making flame-resistant...
|
|
|
5486543 |
Formed thermoplastic resin article and production process thereof
A formed thermoplastic resin article is made of a thermoplastic resin and a foamed elastic polymer finely dispersed in the thermoplastic resin. The formed thermoplastic resin article can be...
|
|
|
5439946 |
Process for preparing intrinsically foamed thermoplastic polymer
Process and intermediate for preparing an intrinsically foamed thermoplastic polymer comprising a vinyl monomer and maleic acid and/or maleic anhydride, in which process a polymer composition...
|
|
|
5428093 |
Polyethylene blend compositions and methods for making same
There is disclosed an ethylene polymer composition including a low density ethylene polymer blended with from about 2.0% by weight to about 60.0% by weight of the total composition of a recycled...
|
|
|
5414023 |
Thixotropic foamable organosiloxane compositions
The presence in foamable, curable organosiloxane compositions of a hydrogenated glyceride of an ethylenically unsaturated carboxylic acid imparts sufficient thixotropy to the uncured composition to...
|
|
|
5358975 |
Organosiloxane elastomeric foams
Method for the production of organosiloxane elastomeric foam comprising mixing together (A) a polydiorganosiloxane having at least two silicon-bonded alkenyl groups, (B) an organohydrogensiloxane,...
|