公开(公告)号：US20240270893A1

公开(公告)日：2024-08-15

申请号：US18435149

申请日：2024-02-07

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Thomas P. Klun ,  Zeba Parkar ,  John M. Riedesel ,  Richard J. Pokorny ,  Chad M. Amb ,  Benjamin R. Coonce ,  Robert S. Clough ,  Tianyu Wu ,  Saswata Chakraborty ,  Yongshang Lu ,  Benjamin C. Mac Murray ,  Ahmed S. Abuelyaman ,  Karl J.L. Geisler ,  Jodi L. Connell ,  Ta-Hua Yu

IPC: C08G18/44 ,  A61C7/00 ,  A61C7/08 ,  A61C13/00 ,  B29C71/00 ,  B29C71/02 ,  B29C71/04 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y40/20 ,  B33Y70/00 ,  B33Y80/00 ,  C08G18/22 ,  C08G18/24 ,  C08G18/32 ,  C08G64/30 ,  C08K5/00 ,  C08K5/3437

CPC classification number: C08G18/44 ,  A61C7/002 ,  A61C7/08 ,  A61C13/0019 ,  B29C71/0009 ,  B29C71/02 ,  B29C71/04 ,  B33Y10/00 ,  B33Y40/20 ,  B33Y70/00 ,  B33Y80/00 ,  C08G18/222 ,  C08G18/227 ,  C08G18/242 ,  C08G18/3206 ,  C08G64/305 ,  C08K5/0041 ,  C08K5/3437 ,  B29C2071/0027 ,  B33Y30/00 ,  C08G2650/16

Abstract: 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.

公开(公告)号：US20220127444A1

公开(公告)日：2022-04-28

申请号：US17570862

申请日：2022-01-07

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Ning Zhou ,  Robert S. Clough ,  Derek J. Dehn ,  Jeffrey P. Kalish ,  William W. Merrill ,  Kevin M. Lewandowski ,  Jayant Chakravarty

IPC: C08L31/04 ,  C08L67/04 ,  C09J7/25 ,  C08K5/103 ,  C08K5/11 ,  C09J7/24 ,  B32B7/12 ,  B32B27/30 ,  C08J5/18

Abstract: 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.

公开(公告)号：US20220056258A1

公开(公告)日：2022-02-24

申请号：US17287603

申请日：2019-10-31

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Thomas P. Klun ,  Richard J. Pokorny ,  Chad M. Amb ,  Benjamin R. Coonce ,  Tianyu Wu ,  Saswata Chakraborty ,  Yongshang Lu ,  Benjamin C. Mac Murray ,  Robert S. Clough ,  Ahmed S. Abuelyaman ,  John M. Riedesel

IPC: C08L51/08 ,  C08L75/16 ,  A61K6/90 ,  A61C7/08 ,  B33Y80/00 ,  B33Y10/00 ,  B33Y30/00 ,  B29C64/135 ,  B33Y70/00

Abstract: In one embodiment, an orthodontic article is described comprising the reaction product of a polymerizable composition comprising: a) 30-70 parts by weight of monofunctional (meth)acrylate monomer, wherein a cured homopolymer of at least one monofunctional (meth)acrylate monomer has a Tg of at least 30, 35, 40, 45, 50, 55, or 60° C.; and b) urethane (meth)acrylate polymer comprising polymerized units of an aliphatic polyester diol. Also described are polymerizable compositions, as well as methods and systems for making an article utilizing 3D printing.

公开(公告)号：US10889687B2

公开(公告)日：2021-01-12

申请号：US15756283

申请日：2016-09-09

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Robert S. Clough ,  Susan E. DeMoss ,  Michael A. Kropp

IPC: C08G75/12 ,  C08G75/045

Abstract: 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.

公开(公告)号：US10513583B2

公开(公告)日：2019-12-24

申请号：US15129331

申请日：2015-03-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Robert S. Clough ,  Gregory P. Karp ,  Zachary J. Thompson ,  Guy D. Joly

IPC: C08G75/045 ,  C08G75/12 ,  C08G77/28 ,  C08F4/54 ,  C09D183/08 ,  C08L83/08 ,  C09J183/08 ,  C08G77/08 ,  C08F236/20 ,  C08F222/10

Abstract: 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.

公开(公告)号：US09994754B2

公开(公告)日：2018-06-12

申请号：US15129532

申请日：2015-03-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Robert S. Clough

IPC: C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  C09K5/14 ,  C08K3/00 ,  C08K3/22 ,  C08G77/20 ,  C08G77/28 ,  C09J183/04

CPC classification number: C09K5/14 ,  C08G77/20 ,  C08G77/28 ,  C08K3/013 ,  C08K3/22 ,  C08K5/5397 ,  C08K2003/2227 ,  C08K2201/001 ,  C08L83/00 ,  C08L83/04 ,  C08L2312/06 ,  C09J183/04 ,  H01L2924/0002 ,  H01L2924/00

Abstract: Compositions, particularly photocurable compositions that can cure upon irradiation, cured compositions, and methods of making such cured compositions, wherein the photocurable compositions include a polydiorganosiloxane having vinyl functionality, a polydiorganosiloxane having thiol (i.e., mercapto) functionality, and a thermally conductive filler.

公开(公告)号：US11904031B2

公开(公告)日：2024-02-20

申请号：US16754186

申请日：2018-11-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Saswata Chakraborty ,  Benjamin C. MacMurray ,  Eric W. Nelson ,  Thomas P. Klun ,  Richard J. Pokorny ,  Wayne S. Mahoney ,  Chad M. Amb ,  George W. Griesgraber ,  Dana R. Reed ,  Ahmed S. Abuelyaman ,  Robert S. Clough ,  James D. Hansen ,  Daniel J. Skamser ,  Ian Dailey ,  John M. Riedesel

IPC: A61K6/62 ,  A61C7/08 ,  A61C7/00 ,  A61K6/893 ,  C08L75/14 ,  B33Y70/00 ,  B33Y80/00 ,  B33Y10/00 ,  B29C64/124

CPC classification number: A61K6/62 ,  A61C7/002 ,  A61C7/08 ,  A61K6/893 ,  B29C64/124 ,  B33Y10/00 ,  B33Y70/00 ,  B33Y80/00 ,  C08L75/14

Abstract: 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.

公开(公告)号：US11708428B2

公开(公告)日：2023-07-25

申请号：US17344096

申请日：2021-06-10

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Thomas P. Klun ,  Zeba Parkar ,  John M. Riedesel ,  Richard J. Pokorny ,  Chad M. Amb ,  Benjamin R. Coonce ,  Robert S. Clough ,  Tianyu Wu ,  Saswata Chakraborty ,  Yongshang Lu ,  Benjamin C. MacMurray

IPC: C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y70/00 ,  B29C64/129 ,  C08F2/44 ,  C08F220/18 ,  C08F290/06 ,  C08G18/44 ,  C08G18/67 ,  C08K5/00 ,  C08K5/3437

CPC classification number: C08F2/50 ,  B29C64/129 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y70/00 ,  C08F2/44 ,  C08F220/18 ,  C08F290/06 ,  C08G18/44 ,  C08G18/672 ,  C08K5/0041 ,  C08K5/3437

Abstract: 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.

公开(公告)号：US11198757B2

公开(公告)日：2021-12-14

申请号：US16347426

申请日：2017-11-02

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Robert S. Clough ,  Sheng Ye ,  Tao Gong ,  Jonathan D. Zook ,  Susan E. DeMoss ,  Charlie P. Blackwell

IPC: C08G59/56 ,  C08G75/045 ,  C09J163/00 ,  C09J181/02 ,  G03F7/004 ,  G03F7/038

Abstract: 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.

公开(公告)号：US20210186820A1

公开(公告)日：2021-06-24

申请号：US16754186

申请日：2018-11-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Saswata Chakraborty ,  Benjamin C. Mac Murray ,  Eric W. Nelson ,  Thomas P. Klun ,  Richard J. Pokorny ,  Wayne S. Mahoney ,  Chad M. Amb ,  George W. Griesgraber ,  Dana R. Reed ,  Ahmed S. Abuelyaman ,  Robert S. Clough ,  James D. Hansen ,  Daniel J. Skamser ,  Ian Dailey ,  John M. Riedesel

IPC: A61K6/62 ,  A61C7/08 ,  A61C7/00 ,  A61K6/893 ,  B29C64/124 ,  B33Y70/00 ,  B33Y80/00 ,  B33Y10/00 ,  C08L75/14

Abstract: 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, a 1 g/liter acetonitrile solution, at a pathlength of 1 cm, has an absorbance of greater than 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09, or 0.10 at a wavelength of the first wavelength range when measured with a spectrophotometer. 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.