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7569618 |
Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using ultraviolet radiation
A method of surface cross-linking superabsorbent polymer particles using UV irradiation is provided. The method is carried out in a so-called drum reactor, which comprises a hollow drum and an...
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7368484 |
Reverse thermal gels as support for rapid prototyping
The present invention relates to novel polymeric compositions that exhibit Reverse Thermal Gelation (RTG) properties for use as Support Materials (SM) in the manufacture of three-dimensional...
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7276543 |
Radiation curable resin composition
The present invention relates to a coated optical fiber comprising a glass optical fiber with a single protective coating or a combination of an inner and an outer primary coating applied thereon...
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6896937 |
Radiation-curable inks
Radiation-curable ink compositions and methods of printing including the compositions are disclosed. In some embodiments, a radiation-curable hot melt ink composition includes a colorant, a...
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6756166 |
Photosensitive resin composition and printed wiring board
Disclosed is a photosensitive resin composition which can be developed using a dilute aqueous alkaline solution after ultraviolet ray exposure, is excellent in pot life, capable of preventing...
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6645696 |
Photoimageable composition
The use of selected buffering amines in a photoimageable composition prevents process bias which with conventional photoresists causes designed features to be distorted, especially in corners and...
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6448302 |
Radiation curable coatings having low gloss and coated articles made therefrom
A radiation curable coating comprising: (i) at least one radiation polymerizable reactant; (ii) at least one initiator for initiating cure; (iii) at least one wax; wherein the wax is present in an...
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6361925 |
Photoinitiator mixtures and compositions with alkylphenylbisacylphosphine oxides
Compounds of the formula I in which R 1 is C 1 -C 4 alkyl, R 2 is hydrogen, C 1 -C 4 alkyl or C 1 -C 4 alkoxy and R 3 , R 4 , R 5 , R 6 and R 7 independently of one another are hydrogen,...
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6204302 |
Photosensitizers for free radical polymerization initiation resins and method of making the same
A photoinitiator composition that includes (a) 1-aryl-2-alkyl-1,2-ethanedione and (b) a rigid 1,2-dione in a weight ratio of (a):(b) in a range of about 1:20 to about 20:1 is disclosed. The...
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6054251 |
Photopolymerizable composition
The present invention provides a visible laser-curable resist composition which contains at least one radical-protecting compound selected from a phosphorous acid ester compound and an aromatic...
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6025112 |
Photocurable composition and photosensitive capsules
A photocurable composition comprises an unsaturated group-containing compound as a base material, a metal arene compound as a photopolymerization initiator and an aniline compound as a...
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5994424 |
UV curable polish and method of use
A free-radical curable polish composition is described. The composition can be applied and cured as an ultra thin film on finished surfaces to provide enhanced chemical and mar resistance. The...
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5962547 |
Reactive radiation- or thermally-initiated cationically-curable epoxide monomers and compositions made from those monomers
Radiation- or thermally-initiated cationically-curable styrene oxides of the structure ##STR1## are suitable for use in cationically curable adhesive and coating compositions.
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5719202 |
Polymerizable N,N'-substituted piperazine acrylamide compounds
Polymerizable compounds based on N-acylamido-piperazines are provided. Such compounds have the formula: ##STR1## wherein: R 1 , R 2 , and R 3 are each independently selected from the group...
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5712322 |
Compositions of matter
A composition of matter useful in the production of photoinitiator compositions, said compositions of matter comprising 100 parts by weight of camphorquinone and from 1 to 50 parts by weight of an...
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5418112 |
Photosensitive compositions useful in three-dimensional part-building and having improved photospeed
A method useful for stereolithography that yields enhanced photospeed, as well as a photocurable polymer composition well adapted for use with same, are disclosed. A preferred combination includes...
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5344353 |
Method for manufacturing a cathode ray tube using a film layer composition
A method for manufacturing a cathode ray tube is provided which comprises (a) spraying on the inner surface of a phosphor layer of a phosphor coated panel, an organic composition for forming a heat...
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5246979 |
Heat stable acrylamide polysiloxane composition
The heat stability of acrylamide functional polydiorganosiloxanes which cure by exposure to ultraviolet radiation can be improved by the addition of nickel carboxylate, stannous naphthenate, cerium...
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5212271 |
Process for obtaining textured coatings from photo-curable urea-containing compositions
A process for texturing a coating via exposing a photocurable composition comprising a multifunctional urea compound, an ethylenically unsaturated compound, and an aromatic ketone photosensitizer...
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5096938 |
Radiation-curable acrylates
Radiation-curable catalysts are obtainable by reacting A) 1 equivalent of a dihydric to hexahydric oxyalkylated C 2 -C 10 -alcohol with B) from 0.05 to 1 equivalent of a dibasic to...
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5071888 |
Carbazole photoinitiators for the photopolymerization of unsaturated compounds
Photopolymerizable prepolymer compositions are provided comprising an unsaturated compound having at least one ethylenic double bond that is photopolymerizable to form a polymer, and a...
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5043361 |
Compositions for dental restoration
A combined chemical-/light-polymerization type composition for dental restoration consists of a formulation A composed main of a. an ethylenically polymerizable unsaturated compound, b. a...
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5017626 |
Visible light-curing polyester resin composition
A visible light-curing polyester resin composition comprises an unsaturated polyester resin and a photocuring agent composed of an α-diketone, a benzyidimethyl ketal, and at least one member...
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5008300 |
Visible light ray-curable monomeric composition for fastening loose teeth
A visible light ray-curable monomeric composition for fastening loose teeth, comprising: a filler component consisting of fine, solid particles having an average size of 0.01 to 100 μm and in an...
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4961960 |
Photo-curable coating compositions
There is provided a photo-curable coating composition comprising (a) a photo-curable monomer of polymer and (b) a compound having a blocked isocyanate group and at least one ethylenically...
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4952614 |
(Meth)acrylic acid derivatives, containing urethane groups, of tricyclo[5.2.1.0.sup.2.6 ]decanes
The new (meth)acrylic acid derivatives, containing urethane groups, of tricyclo[5.2.1.0 2 .6 ]decanes can be prepared by reaction of hydroxyalkyl (meth)acrylic acid esters with diisocyanates and...
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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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4755541 |
Substituted benzophenones and their liquid mixtures suitable for use as photopolymerization initiators
As initiators for the photopolymerisation of ethylenically unsaturated compounds, the use of systems consisting of compounds of benzophenone type of formula I ##STR1## in which R, R' and R 2 are...
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4755450 |
Spectral sensitizing dyes in photopolymerizable systems
Spectral sensitizing dyes which sensitize photoinitiators and disperse in aqueous solutions are desirable in photosensitive systems where precise color rendition is important.
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4744827 |
(Meth)-acrylic acid derivatives of tricyclodecanes and their use
(Meth)-acrylic acid derivatives of tricyclodecanes of the formula ##STR1## in which R 1 and R 2 are identical or different and denote hydrogen, lower alkyl, lower alkoxy, halogen or...
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4710523 |
Photocurable compositions with acylphosphine oxide photoinitiator
Acylphosphine oxide compounds of the general formula ##STR1## where R 1 is alkyl, cyclohexyl, cyclopentyl, aryl which is unsubstituted or substituted by halogen, alkyl or alkoxy, or an...
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4707431 |
Optical information recording medium
This invention relates to an optical information recording medium comprising a substrate provided at least with an underlayer and a recording layer thereon, said underlayer being prepared by curing...
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4701300 |
Polyamide ester photoresist formulations of enhanced sensitivity
Photoresist formulations for forming relief structures from highly heat-resistant polyimide polymers, containing in an organic solvent in essence at least (a) one polyamide ester prepolymer...
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4698373 |
Stable one part dental compositions employing ipn technology
Compositions hardenable by exposure to heat or electromagnetic radiation are provided by dissolving together to form a blend from about 0% to about 50% by weight of an uncrosslinked polymer, from...
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4666952 |
Photopolmerizable mixtures containing tertiary amines as photoactivators
Photopolymerizable mixtures comprising one or more photopolymerizable, olefinically unsaturated compounds and one or more photoinitiators or photosensitizers, with or without other conventional...
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4649062 |
Ultraviolet radiation curable vehicle for ceramic colors, composition and method
Vehicles for ultraviolet radiation-curable ceramic enamels comprise (a) acrylate- or methacrylate-modified oligomers; (b) acrylate or methacrylate monomers, the functionality of (a) and (b) being...
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4636533 |
Photopolymerizable adhesion promoting dental composition
A dental composition which when used together with a photopolymerizable dental sealing composition promotes adhesion of resin-based dental restorative materials to the tooth consisting of a...
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4632897 |
Photopolymerizable recording material suitable for the production of photoresist layers
Photopolymerizable recording materials which are suitable for the production of photoresist layers, and contain one or more thermoplastic vinyl polymers as the binder, one or more low molecular...
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4609612 |
Photopolymerizable composition and process with liquid mixture of photoinitiators and ethylenically unsaturated compound
There are obtained by mixing together approximately equal parts of 1-benzoylcyclohexanol and benzophenone or a benzophenone derivative liquid mixtures which possess a high activity as...
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4603058 |
Post-treatment of cured, radiation sensitive, polymerizable resins to eliminate surface tack
A process is described for eliminating or substantially reducing the surface tack on relief printing plates and the like articles fabricated from radiation-sensitive polymerizable resins,...
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4590147 |
Dry film resists containing unsaturated oligomer
A polymerizable composition comprises a polymerizable olefinically unsaturated aromatic/aldehyde oligomer, a polymeric binder and a photoinitiator system. Such compositions may be used to prepare...
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4585667 |
Process for producing plaster models for use in dentistry
The physical properties, especially resistance to abrasion, to bending and to pressure, of plaster models for use in dentistry are improved in that a plaster model obtained in a manner known in the...
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4581389 |
Method for photopolymerization of vinyl compounds and photopolymerizable materials used in said process using 1-aryl-2,5 dialkypyrrole as reducing agent
A method for the production of a polymer composition comprising photopolymerizing at least one vinyl compound in the presence of at least one photoinitiator, said photoinitiator comprising at least...
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4563438 |
Liquid mixture of photoinitiators
There are obtained by mixing together approximately equal parts of 1-benzoylcyclohexanol and benzophenone or a benzophenone derivative liquid mixtures which possess a high activity as...
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4552830 |
Carbonylic halides as activators for phototropic compositions
Compositions containing a polymerizable, curable or crosslinkable component, a photoinitiator, a colorformer capable of changing color upon contact with a suitable activator and a latent activator...
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4529491 |
Photopolymerizable composition, photoinitiator mixture and curing process
The present invention relates to a photopolymerizable composition comprising a polymerizable, polyethylenically unsaturated compound, benzil and/or fluorenone, a specific biphenyl ketone such as...
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4501767 |
Multicoat forming method
A method of forming a multicoat is provided comprising the steps of applying a photocurable colored base coat on a substrate, photocuring the same, applying a clear top coat on the base coat, and...
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4500657 |
Dental restorative compositions having improved mechanical properties and hydrolytic stability
There is disclosed a dental restorative composition containing a hydrophobic polymerizable composition, a polymerization initiator, and a quartz or heat treated barium or strontium glass...
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4497889 |
Release compound in negative acting photopolymerizable element
Improved release properties are obtained between a cover sheet and a supported negative acting radiation sensitive photopolymerizable composition by introduction into the composition a compound of...
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4472019 |
Topcoats for buffer-coated optical fiber using urethane acrylate and epoxy acrylate and vinyl monomer
Radiation-curable coating compositions adapted for application to buffer-coated optical fibers are disclosed. These are intended to apply an adherent topcoat having greater toughness and greater...
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