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7125932 |
Coating composition
The present invention provides (i) a novel composition which is the polyol reaction product polyol made by mixing together a polyhydroxyl-tertiary amine, at least two of the hydroxyl groups of said...
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7025457 |
Dip coating process for optical elements
A dip coating process is disclosed that provides a coating on the surfaces of an optical element with more consistent coating thickness. The objectives of this invention are accomplished by holding...
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6780908 |
Coating composition
The present invention relates to coating compositions which can be used as the clear coat for automotive finishing or refinishing, the coating composition contining a film-forming binder which...
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6703452 |
Coating composition
The present invention relates to coating compositions which can be used as the clear coat for automotive finishing or refinishing, the coating composition containing a film-forming binder which...
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6433085 |
Coating composition
The present invention provides (i) a novel composition which is the polyol reaction product polyol made by mixing together a polyhydroxyl-tertiary amine, at least two of the hydroxyl groups of said...
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EP1219680A1 |
ULTRAVIOLET-CURABLE RESIN COMPOSITION
An ultraviolet-curable resin composition comprises a phosphorus atom-containing photopolymerizable compound and a carboxyl group-containing photopolymerizable compound and exhibits the surface...
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5932627 |
Fluoride releasing dental primer composition and method
The invention provides a fluoride releasing dental primer composition which includes a polymerizable acrylic compound, a light activated catalyst, and an organic amino hydrofluoride. This fluoride...
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5928718 |
Protective coating for reflective sunglasses
An improved lens structure for reflective sunglasses incorporating a conventional resin/polymer type coating for protection of the mirror finish against abrasion and smudging and providing a means...
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5916669 |
Enhanced abrasion resistance radiation curable coating for substrates
An abrasion resistant, radiation or heat curable dual composition is applied to a polymer substrate, such as an opthamlic lens. An abrasion enhancement layer is deposited on a surface of the...
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5914174 |
Lens or semi-finished blank comprising photochromic resin compositions
A resin is provided comprising a mixture of at least two polymerizable components, at least one photochromic additive, at least one additive and at least one polymerization initiator. The mixture...
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5851585 |
Impregnation of plastic substrates with photochromic additives
The present invention relates to new methods of impregnating plastic substrates with photochromic additives. By impregnating the plastic substrate in multiple impregnation steps under varying...
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5789015 |
Impregnation of plastic substrates with photochromic additives
The present invention relates to new methods of impregnating plastic substrates with photochromic additives. By impregnating the plastic substrate in multiple impregnation steps under varying...
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5702819 |
Composite lenses
A method for making improved optical quality lenses is described which includes arranging a mold having a molding surface, a curable optical quality resin composition, and a plastic lens preform of...
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5698270 |
Process for the preparation of antiscratch and antiabrasion shaped articles based on acrylic polymers
The invention relates to a process to confer antiscratch and antiabrasion properties onto a shaped article based on thermoplastic acrylic polymers by coating the article with a composition...
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5409965 |
Abrasion resistant coating composition comprising a caboxylate-containing polyfunctional acrylate and silica sol
An active energy ray-curing abrasion resistant coating composition is provided by incorporating following components: (a) a carboxylate-containing polyfunctional acrylate obtained by reacting a...
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5246728 |
Scratch-resistant coating and method of making coated lenses
Plastic ophthalmic lenses are coated with a spin-coating process. A coating solution containing at least ninety percent tri- and tetra-acrylates in a butanol solvent is spin-coated onto the surface...
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5223553 |
Antistatic resin composition
An antistatic resin composition which is the electron radiation cured reaction product of an electron radiation curable prepolymer and an electron radiation reactive antistatic agent soluble in the...
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5104692 |
Two-layer antireflective coating applied in solution
A two-layer antireflective coating composition stacked on a substrate consisting of allyl diglycol carbonate polymer (CR-39) or glass and comprising a bottom layer containing less than 10% by...
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4954591 |
Abrasion resistant radiation curable coating for polycarbonate article
Polymerizable and cross-linkable, radiation curable coating compositions particularly designed for deposition as an abrasion resistant, tintable coating poly (bis phenyl A) carbonates. The...
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4816495 |
Biologically compatible adhesive visible light curable compositions
A biologically compatible adhesive that is shelf stable as a single component adhesive and includes a mixture of an adhesive promoting and polymerizable monomer system having a free radical...
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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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4657941 |
Biologically compatible adhesive containing a phosphorus adhesion promoter and a sulfinic accelerator
A biologically compatible adhesive that is shelf stable as a single component adhesive and includes a mixture of an adhesive promoting and polymerizable monomer system having a free radical...
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4581259 |
Composition and method for coating objects of acrylic resin and coated objects thus obtained
A composition for the application of coatings on a substrate having a base of acrylic resin, comprising polymethylmethacrylate dissolved in a solvent composed of at least one ketone selected from...
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4550059 |
Method of forming a tintable abrasion-resistant coating on a substrate and article produced thereby
A tintable abrasion-resistant coating is formed on a substrate such as a lens or other optical article by applying a radiation-curable coating to the surface of the substrate and partially curing...
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4434278 |
Phosphate esters of acrylated epoxides
Radiation curable monomers useful in coating compositions are prepared by reacting part of the epoxy groups of a polyepoxide resin with acrylic or methacrylic acid followed by esterifying the...
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4397723 |
Coating compositions and resin moldings using same
Coating compositions comprising 100 parts by weight of a mixture composed of 50-98% by weight of at least one multifunctional monomer selected from compounds having 3 or more acryloyloxy groups...
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4373007 |
[Non-photoinitialio] non-photocatalyzed dipentaerythritol polyacrylate based coating compositions exhibiting high abrasion resistance
Actinic radiation curable coating compositions are provided requiring no photoinitiator or photocatalyst which are applicable to many substrates comprising a dipentaerythritol-based polyacrylate...
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