公开(公告)号：US20210403646A1

公开(公告)日：2021-12-30

申请号：US17288955

申请日：2019-11-04

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Peter Bissinger ,  Wolf Steiger ,  Simone Jurjevic ,  Jenny B. Werness ,  Jens Eichler ,  Jeremy M. Higgins ,  Emelie Fritz

IPC: C08G73/02

Abstract: The present disclosure relates to an acid-curable composition, comprising: a) abase component comprising a cationically self-curable oligomeric compound; and b) a curing system for the cationically self-curable oligomeric compound, which comprises an ionogenic compound comprising an anion and an aminium ion as a cation. According to another aspect, the present disclosure is directed to a curing system suitable for an acid-curable composition comprising a cationically self-curable oligomeric compound. According to still another aspect, the present disclosure relates to a method of manufacturing an acid-curable composition. In yet another aspect, the disclosure relates to the use of an acid-curable composition for industrial applications, in particular for thermal management applications in the automotive industry.

公开(公告)号：US20240150551A1

公开(公告)日：2024-05-09

申请号：US18550489

申请日：2022-03-31

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Tom Gaide ,  Jens Eichler ,  Christian Weinmann ,  Friedrich M. Wolff ,  Stefan V. Friedrich ,  Karoline Anne Ostrowski ,  Adrian S. Eckert ,  Michael H. Stalder ,  Philipp Jurgen Semmler ,  Badri Veeraraghavan ,  Klaus Hintzer ,  Jennifer J. Sokol

IPC: C08K9/04 ,  B29C64/124 ,  C08K9/02 ,  H05K9/00 ,  B29K509/08

CPC classification number: C08K9/04 ,  B29C64/124 ,  C08K9/02 ,  H05K9/0083 ,  B29K2509/08 ,  B29K2995/0011 ,  B29K2995/0063 ,  C08K2201/003

Abstract: The present disclosure provides compositions, articles, and methods related to altering electromagnetic radiation. An actinic radiation curable precursor composition of a three-dimensional article includes a) a resin comprising an actinic radiation curable component, wherein the resin has a viscosity no greater than 500 cP; b) hollow glass microspheres having a density no greater than 2 g/mL and an average diameter no greater than 200 micrometers; and c) a photoinitiator. At least part of the surface of the hollow glass microspheres comprises a surface coating or modification. An article includes a photo(co)polymerization reaction product of the composition. A method of manufacturing a three-dimensional article includes the steps of a) providing an actinic radiation curable precursor composition; and b) selectively exposing a portion of the composition to a source of actinic radiation to at least partially cure the exposed portion of the composition, thereby forming a cured layer. Steps a) and b) are repeated so as to form a three-dimensional article. A three-dimensional article is provided, obtained according to the method. Methods of interfering with electromagnetic radiation originating from an electromagnetic radiation producing device are provided, including integrating an article into the electronic device or placing an article in the vicinity of the electromagnetic radiation producing device.

公开(公告)号：US20240150548A1

公开(公告)日：2024-05-09

申请号：US18279003

申请日：2022-02-03

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Patricia J. Tegeder ,  Martin Engler ,  Ricardo Mizoguchi Gorgoll ,  Jens Eichler ,  Stefanie Wildhack

IPC: C08K3/38 ,  C08G65/333 ,  C08G77/46 ,  C08K9/02 ,  C08L71/02

CPC classification number: C08K3/38 ,  C08G65/33303 ,  C08G77/46 ,  C08K9/02 ,  C08L71/02 ,  C08K2003/385 ,  C08K2201/014 ,  C08L2203/20

Abstract: A curable composition comprises oxidized boron nitride particles and a polyaziridine. Each oxidized boron nitride particle comprises a hydrated boron oxide surface layer disposed on a boron nitride core. A method of curing and a cured reaction product are also disclosed.

公开(公告)号：US11171370B2

公开(公告)日：2021-11-09

申请号：US16479032

申请日：2018-01-15

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Seigfried R. Goeb ,  Simone Jurjevic ,  Jens Eichler ,  Peter Bissinger ,  Wolf Steiger

IPC: H01M10/653 ,  H01M10/625 ,  C08G65/333 ,  C08K3/04 ,  C08K5/00 ,  C08K5/42 ,  H01M50/20 ,  C08K3/02

Abstract: Thermally-conductive gap fillers are described. The gap fillers comprise an aziridino-functional polyether polymer and thermally conductive particles. Initiators suitable for such systems ae also described. Such gap fillers may be used in various applications including the manufacture of battery modules and subunits.

公开(公告)号：US20210189212A1

公开(公告)日：2021-06-24

申请号：US17055220

申请日：2019-05-10

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Jenny B. Werness ,  Simone Jurjevic ,  Siegfried R. Goeb ,  Peter Bissinger ,  Wolf Steiger ,  Jeremy M. Higgins ,  Jens Eichler

IPC: C09K5/14 ,  C08K9/04 ,  C08K3/22 ,  C08K3/08 ,  C08K7/18 ,  C08K5/521 ,  C08K13/06 ,  C08L71/02 ,  H01M50/264 ,  H01M10/613 ,  H01M10/653 ,  H01M10/6551

Abstract: Control cure thermally-conductive gap filler materials are described, as are methods of curing. Also described are curing agents and methods of making curing agents.

公开(公告)号：US10173931B2

公开(公告)日：2019-01-08

申请号：US15215886

申请日：2016-07-21

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Martin Engler ,  Krishna Uibel ,  Jens Eichler

IPC: C04B35/583 ,  C01B21/064 ,  C04B35/626 ,  C04B35/628 ,  C04B35/645 ,  C08K3/28 ,  C09K5/14

Abstract: The invention relates to boron nitride agglomerates, comprising lamellar, hexagonal boron nitride primary particles, which are agglomerated with one another with a preferred orientation, the agglomerates formed being flake-shaped.The invention also relates to a method for producing said boron nitride agglomerates, characterized in that lamellar, hexagonal boron nitride primary particles are agglomerated in such a way that they line up with one another with a preferred orientation.The flake-shaped agglomerates according to the invention are suitable as filler for polymers for making polymer-boron nitride composites and for hot pressing of boron nitride sintered compacts.

公开(公告)号：US20240235049A9

公开(公告)日：2024-07-11

申请号：US18278391

申请日：2022-01-24

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Jens Eichler ,  Christian Weinmann ,  Tom Gaide ,  Michael H. Stalder ,  Sebastian Eggert-Richter

IPC: H01Q15/02 ,  B29C64/393 ,  B33Y10/00 ,  B33Y50/02 ,  B33Y80/00 ,  H01Q15/00

CPC classification number: H01Q15/02 ,  B29C64/393 ,  B33Y10/00 ,  B33Y50/02 ,  B33Y80/00 ,  H01Q15/0013 ,  H01Q15/0086 ,  B29C64/124

Abstract: The present disclosure provides methods, articles, and apparatuses related to altering electromagnetic radiation. A method of making articles includes a) forming an electromagnetic radiation altering material by providing a polymer matrix and optionally embedding dielectric particles in the polymer matrix and b) obtaining initial dielectric properties of the electromagnetic radiation altering material. The method further includes c) modeling electromagnetic radiation altering features of the material suitable for the article obtained from the material to have target electromagnetic radiation altering properties, thereby obtaining a simulation of the electromagnetic radiation altering article; and d) additive manufacturing the electromagnetic radiation altering article based on the simulation of the electromagnetic radiation altering article. An electromagnetic radiation altering article obtained by the method is also provided. Further, an apparatus is provided including the electromagnetic radiation altering article. Methods of altering electromagnetic radiation are provided, including integrating an electromagnetic radiation altering article into either an electronic device or an electromagnetic radiation producing device, or placing the article in the vicinity of the device. Aspects of the present disclosure advantageously contribute to achieving optimized materials and designs for electromagnetic radiation altering articles.

公开(公告)号：US12024611B2

公开(公告)日：2024-07-02

申请号：US18279003

申请日：2022-02-03

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Patricia J. Tegeder ,  Martin Engler ,  Ricardo Mizoguchi Gorgoll ,  Jens Eichler ,  Stefanie Wildhack

IPC: C08K3/38 ,  C08G65/333 ,  C08G77/46 ,  C08K9/02 ,  C08L71/02

CPC classification number: C08K3/38 ,  C08G65/33303 ,  C08G77/46 ,  C08K9/02 ,  C08L71/02 ,  C08K2003/385 ,  C08K2201/014 ,  C08L2203/20

Abstract: A curable composition comprises oxidized boron nitride particles and a polyaziridine. Each oxidized boron nitride particle comprises a hydrated boron oxide surface layer disposed on a boron nitride core. A method of curing and a cured reaction product are also disclosed.

公开(公告)号：US20230339194A1

公开(公告)日：2023-10-26

申请号：US17793109

申请日：2021-02-18

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Jacob P. Podkaminer ,  Jens Eichler ,  Peter J. Schneider ,  Sebastian Goris ,  Victor Ho ,  Joseph A. Dunbar ,  Matthew T. Johnson ,  Jay B. Preston ,  Matthew H. Frey ,  Eric L. Askeland ,  Steven D. Solomonson ,  Sung W. Moon ,  Michael P. Wald

IPC: B29C70/14 ,  B29C70/88 ,  B29C70/54

CPC classification number: B29C70/14 ,  B29C70/88 ,  B29C70/545 ,  B29L2007/008

Abstract: The present disclosure provides a thermally conductive article including a pad having first and second opposed major surfaces and a thickness therebetween. The thickness is formed of entangled thermally conductive fibers and at least a portion of the entangled thermally conductive fibers have at least one terminal end at the first opposed major surface, the opposed second major surface, or both. The pad is at least partially impregnated with a polymer. Another thermally conductive article is provided including a) a pad having first and second opposed major surfaces and a thickness therebetween; b) a first thermally conductive skin layer; and c) a second thermally conductive skin layer. The thickness of the pad is formed of aligned thermally conductive fibers, and at least a portion of the thermally conductive fibers have a terminal end at the first opposed major surface and the opposed second major surface. The first and second thermally conductive skin layers each include a polymeric matrix at least partially embedded in the terminal end of at least a portion of the thermally conductive fibers at the first and second major surfaces of the pad, respectively. Methods of making the thermally conductive articles are also provided.

公开(公告)号：US20210340294A1

公开(公告)日：2021-11-04

申请号：US17286536

申请日：2019-10-16

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Andreas M. Gledmacher ,  Fee Zentis ,  Michael Maerz ,  Klaus Hintzer ,  Harald Kaspar ,  Jens Eichler ,  Gabriele H. Gottschalk-Gaudig

IPC: C08F214/26 ,  C08J3/12 ,  B33Y70/00

Abstract: The present disclosure relates to a fluoropolymer powder for additive manufacturing of fluoropolymers having an average particle size (d50) in a range from 20 to 100 micrometers, preferably 30 to 70 micrometers, more preferably from 30 to 65 micrometers, most preferably from 30 to 60 micrometers and an average particle size (d90) in a range from 60 to 120 micrometers, and a bulk density of at least 800 g/l and no greater than 2000 g/l when measured according to DIN EN ISO 60:2000-1. Also provided are uses of the powder, processes of making the powders, articles produced by using the powder and processes for additive manufacturing using the powder.