3m Innovative Properties Company

Other

Outrider Technologies, Inc.

Robert Steven Clough

Thomas P Klun

Richard John Pokorny

Saswata Chakraborty

John M Riedesel

Chad M Amb

Benjamin C MacMurray

Tianyu Wu

Yongshang Lu

Zeba Parkar

Benjamin R Coonce

Ian Dailey

John E Anthony

Marcia M Payne

Kevin Michael Lewandowski

William Ward Merrill

Ahmed Salih Abuelyaman

Mario Alberto Perez

Derek J Dehn

Jay M Jennen

Jayant Chakravarty

David H Redinger

James Craig Novack

Belma Erdogan-Haug

Jeffrey P Kalish

Jeffrey G Linert

Ning Zhou

Rahul M Rasal

George W Griesgraber

David B Olson

Christopher Stewart Lyons

Daniel J Skamser

Michael A Kropp

Wayne Scott Mahoney

James D Hansen

Dennis Edward Vogel

Eric Wayne Nelson

Mark D Weigel

Susan E DeMoss

Guoping Mao

Joseph C Spagnola

Michael E Griffin

Wenli Wang

Dana R Reed

Gregory P Karp

Richard M Flynn

George G I Moore

Guy D Joly

Sheng Ye

Ta-Hua Yu

Jonathan D Zook

Kathleen S Shafer

Fuming B Li

Karl J L Geisler

Ronald L Imken

Zachary J Thompson

Nelson B O'Bryan

Tao Gong

Gregg Alexander Caldwell

Jodi L Connell

Roberto E Arance

Scott M Schnobrich

Charlie P Blackwell

Shichun Qu

The present disclosure provides an orthodontic article including the reaction product of the polymerizable composition. Further, the present disclosure provides polymerizable compositions and methods of making an orthodontic article. The method includes obtaining a polymerizable composition and selectively curing the polymerizable composition to form an orthodontic article. Further, methods are provided, including receiving, by a manufacturing device having one or more processors, a digital object comprising data specifying an orthodontic article; and generating, with the manufacturing device by an additive manufacturing process, the orthodontic article based on the digital object. A system is also provided, including a display that displays a 3D model of an orthodontic article; and one or more processors that, in response to the 3D model selected by a user, cause a 3D printer to create a physical object of an orthodontic article.

Orthodontic articles prepared using a polycarbonate diol, polymerizable compositions, and methods of making the articles

An orthodontic article is described comprising the reaction product of a free-radically polymerizable resin; a first free-radical photoinitiator having sufficient absorbance at a first wavelength range; and a second free-radical initiator selected from a second photoinitiator having sufficient absorbance at a second wavelength range, wherein the second wavelength range is different than the first wavelength range, or a thermal free-radical initiator. In some embodiments, the first free-radical photoinitiator exhibits a maximum absorbance at a wavelength of the range of 370-380 nm or 320-330 nm and/or comprises photoinitiator groups selected from acyl phosphine oxide or alkyl amine acetophenone. Also described are photopolymerizable compositions and methods.

Orthodontic articles comprising polymerized composition comprising at least two free-radical initiators

A composition is described comprising semicrystalline polylactic acid polymer; polyvinyl acetate polymer having a glass transition temperature (Tg) of at least 25&#xb0; C.; plasticizer; and optionally amorphous polylactic acid polymer. In another embodiment the composition further comprises nucleating agent. Also described are films comprising the composition as well as articles, such as a tape or sheet, comprising the film described herein and a layer of pressure sensitive adhesive disposed on the film.

Compositions and films comprising polylactic acid polymer, polyvinyl acetate polymer and plasticizer

A composite article includes a multilayer barrier assembly bonded to a substrate, and a top polymer layer bonded to the multilayer barrier assembly opposite the substrate. The multilayer barrier assembly comprises a base polymer layer and a base inorganic barrier layer. The base polymer layer comprises a polymerized reaction product of polymerizable components comprising at least one di(meth)acrylate represented by the formula Each Rindependently represents H or methyl; each Rindependently represents an alkyl group having from 1 to 4 carbon atoms; x=0, 1, 2, 3, or 4; and z=0, 1, 2, 3, or 4, with the provisos that at least one of x and z is not zero and 1&#x2264;x+z&#x2264;4. Methods of making the same are also disclosed.

Composite article including a multilayer barrier assembly and methods of making the same

The present disclosure provides a photopolymerizable composition. The photopolymerizable composition includes a) 40-60 parts by weight of a monofunctional (meth)acrylate monomer, per 100 parts of the total photopolymerizable composition; b) a photoinitiator; and c) a polymerization reaction product of components. A cured homopolymer of the monofunctional (meth)acrylate monomer has a glass transition temperature of 125 degrees Celsius or greater. The polymerization reaction product of components includes i) a diisocyanate; ii) a hydroxy functional methacrylate; iii) a polycarbonate diol; and iv) a catalyst. The polymerization reaction product includes a polyurethane methacrylate polymer. Often, the polyurethane methacrylate polymer has a weight average molecular weight of 8,000 g/mol or greater. The present disclosure further provides an article and methods thereof.

Photopolymerizable compositions including a polyurethane methacrylate polymer prepared using a polycarbonate diol, articles, and methods

A composite article includes a multilayer barrier assembly bonded to a substrate, and a top polymer layer bonded to the multilayer barrier assembly opposite the substrate. The multilayer barrier assembly comprises a base polymer layer and a base inorganic barrier layer. The base polymer layer comprises a polymerized reaction product of polymerizable components comprising at least one di(meth)acrylate represented by the formula: Formula (I) Each Rindependently represents H or methyl; each Rindependently represents an alkyl group having from 1 to 4 carbon atoms; x=0, 1, 2, 3, or 4; and z=0, 1, 2, 3, or 4, with the provisos that at least one of x and z is not zero and 1&#x2264;x+z&#x2264;4. Methods of making the same are also disclosed. 

Orthodontic articles and polymerizable resin compositions are described. The orthodontic article comprises a cured composition comprising the reaction product of free-radically polymerizable resin comprising 30 to 70 wt. %, inclusive, of at least one urethane component, and 25 to 70 wt. %, inclusive, of reactive diluent(s) comprising at least one monofunctional (meth)acrylate monomer. The polymerizable resin comprises no greater than 35 wt. % of reactive diluent(s) having a high affinity for water. Reactive diluent(s) such as monofunctional (meth)acrylate monomers having a high affinity for water have low log P values. In one embodiment, the polymerizable resin comprises at least one acidic monomer.

Orthodontic articles comprising cured free-radically polymerizable composition with improved strength in aqueous environment

The present invention relates generally to headrests for seats. More particularly, the invention concerns a fully adjustable headrest with novel neck support members for use in connection with furniture and with passenger vehicles such as aircraft, trains and buses.

Adjustable headrest with neck support

The present disclosure provides a photopolymerizable composition. The photopolymerizable composition includes a) 40-60 parts by weight of a monofunctional (meth)acrylate monomer, per 100 parts of the total photopolymerizable composition; b) a photoinitiator; and c) a polymerization reaction product of components. A cured homopolymer of the monofunctional (meth)acrylate monomer has a glass transition temperature of 125 degrees Celsius or greater. The polymerization reaction product of components includes i) a diisocyanate; ii) a hydroxy functional methacrylate; iii) a polycarbonate diol; and iv) a catalyst. The polymerization reaction product includes a polyurethane methacrylate polymer. Often, the polycarbonate diol has a number average molecular weight of greater than 1,000 grams per mole (g/mol) or a weighted average of all polycarbonate diols present in the components has a Mn of greater than 1,000 g/mol; alternatively, the polyurethane methacrylate polymer has a weight average molecular weight of 8,000 g/mol or greater. An article is also provided including the photopolymerizable composition reaction product. Further, the present disclosure provides articles and methods of making articles. Methods are additionally provided, including receiving, by a manufacturing device having one or more processors, a digital object comprising data specifying an article; and generating, with the manufacturing device by an additive manufacturing process, the article based on the digital object. A system is also provided, including a display that displays a 3D model of an article; and one or more processors that, in response to the 3D model selected by a user, cause a 3D printer to create a physical object of an article.

A composition includes a photolatent amine, camphorquinone, and a coumarin sensitizer. The coumarin sensitizer is triplet photosensitizer and has an absorbance with a wavelength of maximum absorbance in a range from 390 nanometers to 510 nanometers. Compositions that further include a polymerizable material are also disclosed. Polymer networks preparable from such compositions and methods for making the polymer networks are also disclosed.

Compositions including a photolatent amine, camphorquinone, and coumarin and related methods

The present disclosure provides an orthodontic article including the reaction product of the photopolymerizable composition. The photopolymerizable composition includes i) a monofunctional (meth)acrylate monomer whose cured homopolymer has a glass transition temperature of 90 degrees Celsius or greater; ii) a photoinitiator; and iii) a polymerization reaction product of components. The components include 1) an isocyanate; 2) a (meth)acrylate mono-ol; 3) a polycarbonate diol; and 4) a catalyst. Further, the present disclosure provides a method of making an orthodontic article. The method includes obtaining a photopolymerizable composition and selectively curing the photopolymerizable composition to form an orthodontic article. Further, methods are provided, including receiving, by a manufacturing device having one or more processors, a digital object comprising data specifying an orthodontic article; and generating, with the manufacturing device by an additive manufacturing process, the orthodontic article based on the digital object. A system is also provided, including a display that displays a 3D model of an orthodontic article; and one or more processors that, in response to the 3D model selected by a user, cause a 3D printer to create a physical object of an orthodontic article.

Orthodontic articles prepared using a polycarbonate diol, and methods of making same

A polymerizable composition includes an organoborane-base complex that is a complex of an organoborane and a base, a decomplexing agent that at least partially liberates the organoborane from the organoborane-base complex, a polymerizable thiol-containing component comprising at least one polymerizable thiol-containing compound having a plurality of thiol groups in which the sulfur atom of the thiol group is covalently bonded to carbon, a hydroperoxide, and a polymerizable ethylenically-unsaturated component comprising at least one polymerizable ethylenically-unsaturated compound having a plurality of ethylenically-unsaturated groups. The combined amounts of the thiol-containing and ethylenically-unsaturated compounds total at least 50 percent by weight of all polymerizable material in the polymerizable composition. The composition may be provide as a two-part composition. Polymerized reaction product of the composition and methods of making the composition are also disclosed.

Polymerizable compositions, polymerized compositions, and methods of making and using the same

A composition is described comprising semicrystalline polylactic acid polymer; polyvinyl acetate polymer having a glass transition temperature (Tg) of at least 25 C; plasticizer; and optionally amorphous polylactic acid polymer. In another embodiment the composition further comprises nucleating agent. Also described are films comprising the composition as well as articles, such as a tape or sheet, comprising the film described herein and a layer of pressure sensitive adhesive disposed on the film.

A polymerizable composition that includes: an organoborane-base complex, wherein the base is a complexing agent selected from a compound having one or more amine groups, amidine groups, hydroxide groups, alkoxide groups, or combinations thereof; a decomplexing agent that liberates the organoborane from the organoborane-base complex; a polymerizable thiol-containing component that includes at least one polymerizable thiol-containing compound having a plurality of thiol groups in which the sulfur atom of the thiol group is covalently bonded to carbon; and a polymerizable ethylenically unsaturated component that includes at least one polymerizable ethylenically unsaturated compound having a plurality of ethylenically unsaturated groups; wherein the total amount of the thiol-containing and ethylenically unsaturated compounds total at least 50% by weight of all polymerizable material in the composition.

Organoborane-containing compositions, and methods of using same

Growing community of inventors

Saint Paul, MN, United States of America

Robert Steven Clough