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5108782 |
Silicone release composition
A silicone release coating emulsion includes a reactive crosslinkable silicone, a catalyst and a high molecular weight, water soluble or water dispersible polymeric thickening agent such as...
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5106658 |
Hardness improvement of film containing arylsiloxane and organosilicate
The hardness of coatings comprising a photocurable arylsiloxane oligomer or polymer and a liquid organosilicate can be dramatically improved by first curing the coating with ultraviolet light...
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5094917 |
Alk-1-enyl ether silicates
Subject invention relates to alk-1-enyl ether silicates having the formula [X] 4 -n Si[OR 1 OCHCH--R 2 ] n wherein X is halogen or --OR wherein R is lower alkyl or a mixture of halogen and...
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5082686 |
UV curable non-toxic epoxysilicone release coating compositions and method
There is provided a curable substantially uniform mixture of an epoxy silicone, polyarylonium salts and a compatibilizer in the form a mixture of a long chain alkyl substituted phenol and an alkane...
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5077083 |
Epoxy-silanol functional UV curable polymers
Ultraviolet curable compositions useful for coating electrical devices are formed from an epoxy functional compound, a silanol functional compound, and a cationic photoinitiator. Ultraviolet...
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5063254 |
MTQ/polysiloxane hybrid resins, method of making the same, and coating/potting compositions containing the same
A polysiloxane comprising a linear polydiorganosiloxane chain joined at one terminus to an acrylic-functional end group, and joined at its other end to a cross-linked MTQ moiety comprising a...
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5051308 |
Abrasion-resistant plastic articles
An abrasion-resistant article and method for making is disclosed. The article includes a plastic substrate and a gradational coating applied by plasma-enhanced chemical vapor deposition to the...
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5045360 |
Silicone primer compositions
Silicone primer compositions comprising the reaction product of a resinous copolymeric siloxane and an organosilane are disclosed. The compositions find particular utility in promoting the adhesion...
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5037667 |
Radiation grafting of organopolysiloxanes
This invention provides for the radiation grafting of certain organopolysiloxanes to polymeric supports. The organopolysiloxane material is partially crosslinked mixture which contains from about...
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5017406 |
UV curable compositions cured with polysilane and peroxide initiators
UV curable compositions suitable for use as potting and encapsulating compounds for electrical and electronic devices are provided. The compositions comprise: (a) a UV curable compound...
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5013577 |
Siloxane soluble (CH.sub.3).sub.3 SIO.sub.1/2 /SIO.sub.2 (M/Q) resins with amine and amide organofunctionality
Organosilicon amine capped resins are prepared by reacting silanol siloxane resins with a cyclic silazane. The product organosilicon amine capped resins are reacted with an acyl halide to yield...
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4994299 |
Substantially odor free, UV curable organopolysiloxane release coating compositions and coating method
UV curable epoxysilicone compositions are provided which can be used to impart improved release characteristics to plastic or paper substrates in an odor-free manner....
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4990360 |
Electrically conductive compositions containing acrylate functional organosiloxane/oxyalkylene copolymers and solubilized lithium salt
This invention provides novel liquid organosiloxane/graft-oxyalkylene copolymers that cure to yield solid materials. The copolymers can be cured by heating them in the presence of suitable curing...
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4990364 |
Solvent-free, low-monomer or monomer-free polymerizable hot melt coating process
There are described solvent-free, low monomer or monomer-free polymerizable melt compositions suitable for the corrosion and abrasion resistant coatings of substrates and formed bodies of metal,...
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4983419 |
Method for generating thin layers on a silicone base
The invention provides a method for generating thin layers on a silicon base having a high purity, thermal stability and good dielectric properties wherein non-functionalized organosiloxanes with...
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4971831 |
Novel radiation-curable organopolysiloxane compound and coating method
A novel organopolysiloxane compound is proposed which has, in a molecule, at least three (meth)acryloxy groups localized at only one of the molecular chain ends of the polysiloxane chain. By virtue...
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4968116 |
Polymer claddings for optical fibre waveguides
An optical fibre comprising a core coated with a cladding composition having a lower refractive index than the core, said cladding composition comprising a fluorinated mono-acrylate, a...
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4963438 |
Coating composition and method for coating sheet-like supports by applying curable organopolysiloxanes modified with (Meth) acrylate ester groups
A method is disclosed for coating sheet-like supports by applying curable organopolysiloxanes, which have been modified with (meth)-acrylate ester groups, on the surface of the support and curing...
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4956221 |
UV curable conformal coating with moisture shadow cure
A conformal coating composition is made from a mixture of acrylamide functional polydimethylsiloxane, a methacrylate functional/dialkoxy polydiorganosiloxane, reactive diluent including isobornyl...
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4954364 |
Method for coating substrates with UV curable epoxysilicone compositions
A method is provided for enhancing the controlled release characteristics of paper or plastic substrates by applying onto the substrate, a UV curable mixture of an epoxysilicone, an arylonium salt...
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4911986 |
Curable silicone compositions comprising vinyl monomer
Curable organosilicon compounds which contain (meth)acryl-amido-substituted hydrocarbon radicals have their viscosities greatly reduced by the addition of a small amount of a vinyl monomer...
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4877922 |
Composition easily dyeable with sublimable desperse dye
Disclosed is an easily-dyeable resin composition used in a sublimation type heat-sensitive transfer process. The composition comprises 100 parts by weight of a mixture composed of 40 to 95% by...
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4861621 |
Pultrusion with cure by ultraviolet radiation
Pultrusion with cure by ultraviolet (UV) radiation, for manufacturing FRP wherein a continuous reinforcing material, most commonly, glass roving is first impregnated with a curable liquid resin and...
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4826705 |
Radiation curable temporary solder mask
A composition and method for providing temporary masking of electrical and electronic components compatible with a high speed production operation. The composition is a radiation curable viscous...
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4791267 |
Method of forming identifying indicium on cathode ray tubes
A method for forming an identifying indicia on a cathode ray tube being manufactured, which method is practiced by applying a paint containing a powdered metal to a particular exterior surface...
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4781942 |
Process for the photochemical vapor deposition of siloxane polymers
A process for forming on the surface of a substrate a layer of a siloxane polymer by exposing the substrate to a first vapor phase monomer precursor having the formula SiR x H 4 -x where x is 1 to...
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4782040 |
Porous materials having a dual surface
Porous materials having a dual surface are disclosed. Also disclosed is a method for their preparation. An example of such a material is a silica gel reacted with a reactive silane intermediate...
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4777063 |
Curable organopolysiloxane composition
The present invention provides novel curable organopolysiloxane composition comprising at least about 50% by weight of a general organopolysiloxane having no more than two vinyl groups and up to...
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4774035 |
Process of coating an ophthalmic lens
An abrasion-resistant coated plastic lens element and a method for coating the element with an abrasion-resistant coating includes forming a coating on a face of a mold that is substantially cured...
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4770942 |
Silicone-coated release paper and a method for the preparation thereof
The invention provides a silicone-coated release paper having a coating surface film of an organopolysiloxane composition curable by irradiation with ultraviolet light or electron beams to give a...
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4758448 |
Coated ophthalmic lenses and method for coating the same
An ophthalmic lens and a method for providing a thin coating thereon is disclosed. The coatings render the surfaces of the devices resistant to abrasion and have an SEB abrasion resistance to at...
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4751170 |
Silylation method onto surface of polymer membrane and pattern formation process by the utilization of silylation method
A silylation method wherein a resist coating applied on a substrate is reacted with an organic silane compound under the irradiation of a deep ultraviolet ray to render regions of the resist...
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4726969 |
Thermosetting polyisiloxanic composition for protective coatings and process for coating polycarbonate sheets
A thermosetting organosiloxanic composition for protective coatings consists of a solvent and of the reaction product of four components, each one selected from one of following classes: (a)...
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4726964 |
Method for imparting releasability to a substrate surface
The invention provides a method for imparting releasability to the surface of a plastic film or paper by coating the surface with an organopolysiloxane composition followed by curing, in which the...
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4707392 |
Flexible magnetic disk
A flexible magnetic disk in which the friction between the magnetic sheet of the disk and a positioning member is reduced, the magnetic sheet is positioned properly and without offset each time it...
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4699802 |
Dual curing coating method for substrates with shadow areas
A method of curing a liquid silicone composition to a crosslinked polymer on a substrate having shadow areas no readily accessible to direct UV light, the method comprising: (a) applying a...
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4684538 |
Polysiloxane urethane compounds and adhesive compositions, and method of making and using the same
Silicone urethane compounds, e.g., a polysiloxane urethane (meth)acrylate, obtained as a reaction product of a polysiloxane carbinol, a polyisocyanate, and a polyfunctional compound having at least...
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4680198 |
Method of producing a scratch resistant coating on a sheet of thermoplastic material
A three-dimensionally crosslinkable resin is applied to a sheet of thermoplastic material, and cured to form a scratch resistant coating on the sheet. The coated sheet is then subjected to the...
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4663185 |
Novel acrylated polymers
Acrylated silicone polymers are prepared by reacting limoneneoxide-functional silicones with acrylic acid or a substituted acrylic acid in the presence of a catalyst selected from tetraalkylurea...
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4640849 |
Meta-bridged styryloxy resins
Polyfunctional cationically polymerizable styryloxy compounds of the formula ##STR1## where R 1 is H or methyl; R 2 is hydrocarbyl, hydrocarbyl interrupted by ether oxygen atoms, or halo...
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4631098 |
Heat-recoverable article
A heat recoverable article comprises a recoverable fabric and a polymeric layer of at least 0.03 mm thickness, and preferably unstressed. Such an article can be recovered by means of a torch to...
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4617194 |
Radiation curable abrasion resistant coatings for plastics
Coating compositions are made from a blend of an acrylic or methacrylic ester of an aliphatic polyol and an acrylic or methacrylic ester of a polyglycidyl ether of a bisphenol A-formaldehyde...
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4608270 |
Acylamino silicon compounds, their use and preparation
Organosilicon compounds containing at least one acylamino-substituted hydrocarbon radical are prepared by reacting an organosilicon compound containing at least one amino-substituted hydrocarbon...
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4606933 |
Acrylate-functional organopolysiloxanes
Radiation polymerizable acrylate-functional organopolysiloxanes having the formula ##STR1## where R is a radical selected from monovalent hydrocarbon radicals, substituted monovalent hydrocarbon...
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4605567 |
Crosslinkable organopolysiloxanes and a method for preparing the crosslinkable organopolysiloxanes
Organopolysiloxanes having the formulas A x R 3 -x SiO(SiR 2 -x A x O) n SiR 3 -x A x or (SiR 2 -x A x O) y , where R is a monovalent hydrocarbon radical or a halogenated monovalent...
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4603086 |
Radiation curable organic silicon compounds and releasing cured films comprising cured products of said compounds
The present invention relates to an organopolysiloxane material which is cured rapidly by irradiating it with radiation such as ultraviolet rays, electron beam and X-rays to provide a film having...
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4600484 |
Hydrosilation process using a (η.sup.5 -cyclopentadienyl)tri(σ-aliphatic) platinum complex as the catalyst
A process for the addition of compounds containing silicon-bonded hydrogen to compounds containing aliphatic unsaturation. The process is activated by actinic radiation and is conducted in the...
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4597987 |
Organopolysiloxanes containing both acryloxyalkyl groups and Si-bonded hydrogen atoms in the same molecule
Organopolysiloxanes having a viscosity of at least 100 mPa.s at 25° C. and having both SiC-bonded acryloxyalkyl groups and Si-bonded hydrogen atoms in the same molecule are described herein. These...
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4596720 |
Radiation-curable organopolysiloxane coating composition
Compositions curable by exposure to UV or electron beam are disclosed which contain mercapto functional organosiloxanes and organosiloxanes bearing alkenyl groups with 6 or more carbon atoms. The...
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4587203 |
Wet process for developing styrene polymer resists for submicron lithography
The invention is directed to a process for preparation of a negative resist configuration on a siliceous substrate. A negative resist polymer is bonded to the siliceous substrate using an...
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