containing epoxy radicals

Industry

CPC
C08F20/32

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

CCHEMISTRY METALLURGY C08Organic compounds C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS C08F20/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof

Current Industry

C08F20/32containing epoxy radicals

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Coating composition for photoresist underlayer
- Patent number 12,055,854
- Issue date Aug 6, 2024
- Rohm and Haas Electronic Materials Korea Ltd.
- Jin Hong Park
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Photoreactive composition, reaction product, and method of producin...
- Patent number 11,873,380
- Issue date Jan 16, 2024
- Tokyo University of Science Foundation
- Koji Arimitsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Epoxy-(meth)acrylate monomers and polymers and methods of making an...
- Patent number 11,667,669
- Issue date Jun 6, 2023
- Rowan University
- Alexander W. Bassett
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ink composition, window using the same, and manufacturing method of...
- Patent number 11,634,600
- Issue date Apr 25, 2023
- Samsung Display Co., Ltd.
- Ji Won Choi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Hollow particles and use thereof
- Patent number 11,369,935
- Issue date Jun 28, 2022
- Sekisui Plastics Co., Ltd.
- Yugo Katayama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Acrylic polymers, aqueous polymeric dispersions prepared therefrom,...
- Patent number 11,261,265
- Issue date Mar 1, 2022
- PPG Industries Ohio, Inc.
- Shanti Swarup
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dual-mediated polymerizable composite for additive manufacturing
- Patent number 11,230,615
- Issue date Jan 25, 2022
- Mighty Buildings, Inc.
- Vasily Korshikov
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Grant
Hollow particles and use of same
- Patent number 11,220,585
- Issue date Jan 11, 2022
- Sekisui Plastics Co., Ltd.
- Yugo Katayama
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Liquid composition, and method for producing a film and a laminate...
- Patent number 11,174,411
- Issue date Nov 16, 2021
- AGC Inc.
- Tomoya Hosoda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing a UV curable coating composition
- Patent number 11,097,307
- Issue date Aug 24, 2021
- Dow Global Technologies LLC
- Eric C. Greyson
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Cationically polymerisable polyacrylate containing alkoxysilane gro...
- Patent number 11,060,005
- Issue date Jul 13, 2021
- tesa SE
- Christian Schuh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photocurable composition
- Patent number 11,053,328
- Issue date Jul 6, 2021
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Keisuke Kawashima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molding material, sheet molding compound and fiber-reinforced compo...
- Patent number 10,899,856
- Issue date Jan 26, 2021
- MITSUBISHI CHEMICAL CORPORATION
- Yukichi Konami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Film touch sensor and method for fabricating the same
- Patent number 10,866,661
- Issue date Dec 15, 2020
- Dongwoo Fine-Chem Co., Ltd.
- Sang Kook Kim
- B32 - LAYERED PRODUCTS
Information Patent Grant
Epoxy (meth) acrylate compound and curable composition containing same
- Patent number 10,851,199
- Issue date Dec 1, 2020
- Showa Denko K.K.
- Masahiko Toba
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation method of vinyl ester resin for optimizing heat-release...
- Patent number 10,793,686
- Issue date Oct 6, 2020
- NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
- Yi-Kang Lan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Methods of making crosslinked copolymer films from inimer-containin...
- Patent number 10,465,087
- Issue date Nov 5, 2019
- Wisconsin Alumni Research Foundation
- Padma Gopalan
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Silicon-containing underlayers
- Patent number 10,114,288
- Issue date Oct 30, 2018
- Rohm and Haas Electronic Materials LLC
- Charlotte A. Cutler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Inimer-containing random copolymers and crosslinked copolymer films...
- Patent number 10,106,699
- Issue date Oct 23, 2018
- Wisconsin Alumni Research Foundation
- Padma Gopalan
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Articles containing precisely branched functional polymeric phase c...
- Patent number 9,938,365
- Issue date Apr 10, 2018
- OUTLAST TECHNOLOGIES, LLC
- Mark Hartmann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Acrylic elastomer, acrylic elastomer composition, laminate, crossli...
- Patent number 9,550,842
- Issue date Jan 24, 2017
- DENKA COMPANY LIMITED
- Takashi Kawasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Copolymer of phase change material for thermal management of PV mod...
- Patent number 9,293,617
- Issue date Mar 22, 2016
- Honeywell International Inc.
- Jeffrey Han
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Articles containing precisely branched functional polymeric phase c...
- Patent number 8,673,448
- Issue date Mar 18, 2014
- Outlast Technologies LLC
- Mark Hartmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Embolic compositions with non-cyanoacrylate rheology modifying agents
- Patent number 7,687,053
- Issue date Mar 30, 2010
- Boston Scientific Scimed, Inc.
- Stephen C. Porter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of epoxy (meth) acrylates reacting epox...
- Patent number 6,359,082
- Issue date Mar 19, 2002
- Bayer Aktiengesellschaft
- Jürgen Meixner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
(meth) Acrylate having an alkenyl group, an epoxy (meth) acrylate,...
- Patent number 6,071,226
- Issue date Jun 6, 2000
- Daicel Chemical Industries, Ltd.
- Masami Shinohara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkoxylated glycidyl (meth)acrylates and method of preparation
- Patent number 5,763,629
- Issue date Jun 9, 1998
- Sartomer Company
- Mingxin Fan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
(Meth)acrylate having an alkenyl group, an epoxy (meth)acrylate, a...
- Patent number 5,756,777
- Issue date May 26, 1998
- Daicel Chemical Industries, Ltd.
- Masami Shinohara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bead-like polymer and production thereof
- Patent number 4,794,152
- Issue date Dec 27, 1988
- Japan Exlan Company Limited
- Toshiyuki Kobashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Emulsion and dispersion comprising cross-linked polymeric microgel...
- Patent number 4,611,026
- Issue date Sep 9, 1986
- PPG Industries, Inc.
- Kurt G. Olson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
RESIN COMPOSITION FOR ULTRAVIOLET CURING HARD COATING CONTAINING EL...
- Publication number 20240301197
- Publication date Sep 12, 2024
- TOSOH CORPORATION
- Haruka AOKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
RESIN COMPOSITION, ADHESIVE MEMBER, AND DISPLAY DEVICE INCLUDING TH...
- Publication number 20240301254
- Publication date Sep 12, 2024
- SAMSUNG DISPLAY CO., LTD.
- Tetsuya FUJIWARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SEMICONDUCTOR DEVICE HAVING AIR GAP AND METHOD FOR MANUFACTURING TH...
- Publication number 20240266212
- Publication date Aug 8, 2024
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Wei-Hao LIAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GLYCIDYL (METH)ACRYLATE COMPOSITION
- Publication number 20240140924
- Publication date May 2, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Michihiro YURI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROTECTIVE COATING AND PREPARATION METHOD THEREFOR
- Publication number 20230227666
- Publication date Jul 20, 2023
- Jiangsu Favored Nanotechnology Co., Ltd.
- Jian ZONG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CURABLE COMPOSITION
- Publication number 20220389129
- Publication date Dec 8, 2022
- THREEBOND CO., LTD.
- Ai OMURA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
HOLLOW PARTICLES AND USE THEREOF
- Publication number 20220288550
- Publication date Sep 15, 2022
- SEKISUI PLASTICS CO., LTD.
- Yugo KATAYAMA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
HOMOGENEOUS ANION EXCHANGE MEMBRANE AND BIOSENSING MEMBRANE PREPARE...
- Publication number 20220259392
- Publication date Aug 18, 2022
- YUAN ZE UNIVERSITY
- Yi-Ming Sun
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
DUAL-MEDIATED POLYMERIZABLE COMPOSITE FOR ADDITIVE MANUFACTURING
- Publication number 20220098335
- Publication date Mar 31, 2022
- Mighty Buildings, Inc.
- Vasily Korshikov
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
Photoreactive Composition, Reaction Product, and Method of Producin...
- Publication number 20210253826
- Publication date Aug 19, 2021
- TOKYO UNIVERSITY OF SCIENCE FOUNDATION
- Koji Arimitsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COATING COMPOSITION FOR PHOTORESIST UNDERLAYER
- Publication number 20210200093
- Publication date Jul 1, 2021
- Rohm and Haas Electronic Materials Korea Ltd.
- Jin Hong Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ACRYLIC POLYMERS, AQUEOUS POLYMERIC DISPERSIONS PREPARED THEREFROM,...
- Publication number 20210024661
- Publication date Jan 28, 2021
- PPG INDUSTRIES OHIO, INC.
- SHANTI SWARUP
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
INK COMPOSITION, WINDOW USING THE SAME, AND MANUFACTURING METHOD OF...
- Publication number 20200347250
- Publication date Nov 5, 2020
- SAMSUNG DISPLAY CO., LTD.
- JI WON CHOI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOTOCURABLE COMPOSITION
- Publication number 20200325252
- Publication date Oct 15, 2020
- Panasonic Intellectual Property Management Co., Ltd.
- KEISUKE KAWASHIMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOTOSENSITIVE RESIN COMPOSITION, OPTICAL FILM, AND METHOD OF PRODU...
- Publication number 20200225581
- Publication date Jul 16, 2020
- eChem Solutions Corp.
- Jui-Yu Hsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DUAL-MEDIATED POLYMERIZABLE COMPOSITE FOR ADDITIVE MANUFACTURING
- Publication number 20200199267
- Publication date Jun 25, 2020
- Mighty Buildings, Inc.
- Vasily Korshikov
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
EPOXY-(METH)ACRYLATE MONOMERS AND POLYMERS AND METHODS OF MAKING AN...
- Publication number 20200048301
- Publication date Feb 13, 2020
- Rowan University
- ALEXANDER W. BASSETT
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING A UV CURABLE COATING COMPOSITION
- Publication number 20190366379
- Publication date Dec 5, 2019
- DOW GLOBAL TECHNOLOGIES LLC
- Eric C. Greyson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HOLLOW PARTICLES AND USE OF SAME
- Publication number 20190100637
- Publication date Apr 4, 2019
- SEKISUI PLASTICS CO., LTD.
- Yugo KATAYAMA
- B82 - NANO-TECHNOLOGY
Information Patent Application
MOLDING MATERIAL, SHEET MOLDING COMPOUND AND FIBER-REINFORCED COMPO...
- Publication number 20190040163
- Publication date Feb 7, 2019
- MITSUBISHI CHEMICAL CORPORATION
- Yukichi Konami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FILM TOUCH SENSOR AND METHOD FOR FABRICATING THE SAME
- Publication number 20190018512
- Publication date Jan 17, 2019
- DONGWOO FINE-CHEM CO., LTD.
- Sang Kook KIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SILICON-CONTAINING UNDERLAYERS
- Publication number 20180059547
- Publication date Mar 1, 2018
- Rohm and Haas Electronic Materials L.L.C.
- Charlotte A. Cutler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
AQUEOUS POLYGLYCIDOL SYNTHESIS WITH ULTRA-LOW BRANCHING
- Publication number 20150210805
- Publication date Jul 30, 2015
- Vanderbilt University
- Eva M. Harth
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR THE PRODUCTION OF METHACRYLIC ACID AND ITS DERIVATIVES...
- Publication number 20150119541
- Publication date Apr 30, 2015
- Graham Ronald Eastham
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ARTICLES CONTAINING PRECISELY BRANCHED FUNCTIONAL POLYMERIC PHASE C...
- Publication number 20140221575
- Publication date Aug 7, 2014
- Outlast Technologies, LLC
- Mark Hartmann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
NOVEL COPOLYMER OF PHASE CHANGE MATERIAL FOR THERMAL MANAGEMENT OF...
- Publication number 20140163176
- Publication date Jun 12, 2014
- Honeywell International Inc.
- Jeffrey Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ARTICLES CONTAINING PRECISELY BRANCHED FUNCTIONAL POLYMERIC PHASE C...
- Publication number 20120225290
- Publication date Sep 6, 2012
- Outlast Technologies, Inc.
- Mark Hartmann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
EMBOLIC COMPOSITIONS WITH NON-CYANOACRYLATE RHEOLOGY MODIFYING AGENTS
- Publication number 20100144895
- Publication date Jun 10, 2010
- Boston Scientific Scimed, Inc.
- Stephen C. Porter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Embolic compositions with non-cyanoacrylate rheology modifying agents
- Publication number 20030039696
- Publication date Feb 27, 2003
- Stephen C Porter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

containing epoxy radicals

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Coating composition for photoresist underlayer

Photoreactive composition, reaction product, and method of producin...

Epoxy-(meth)acrylate monomers and polymers and methods of making an...

Ink composition, window using the same, and manufacturing method of...

Hollow particles and use thereof

Acrylic polymers, aqueous polymeric dispersions prepared therefrom,...

Dual-mediated polymerizable composite for additive manufacturing

Hollow particles and use of same

Liquid composition, and method for producing a film and a laminate...

Method for preparing a UV curable coating composition

Cationically polymerisable polyacrylate containing alkoxysilane gro...

Photocurable composition

Molding material, sheet molding compound and fiber-reinforced compo...

Film touch sensor and method for fabricating the same

Epoxy (meth) acrylate compound and curable composition containing same

Preparation method of vinyl ester resin for optimizing heat-release...

Methods of making crosslinked copolymer films from inimer-containin...

Silicon-containing underlayers

Inimer-containing random copolymers and crosslinked copolymer films...

Articles containing precisely branched functional polymeric phase c...

Acrylic elastomer, acrylic elastomer composition, laminate, crossli...

Copolymer of phase change material for thermal management of PV mod...

Articles containing precisely branched functional polymeric phase c...

Embolic compositions with non-cyanoacrylate rheology modifying agents

Process for the preparation of epoxy (meth) acrylates reacting epox...

(meth) Acrylate having an alkenyl group, an epoxy (meth) acrylate,...

Alkoxylated glycidyl (meth)acrylates and method of preparation

(Meth)acrylate having an alkenyl group, an epoxy (meth)acrylate, a...

Bead-like polymer and production thereof

Emulsion and dispersion comprising cross-linked polymeric microgel...

Patents Applicationslast 30 patents

RESIN COMPOSITION FOR ULTRAVIOLET CURING HARD COATING CONTAINING EL...

RESIN COMPOSITION, ADHESIVE MEMBER, AND DISPLAY DEVICE INCLUDING TH...

SEMICONDUCTOR DEVICE HAVING AIR GAP AND METHOD FOR MANUFACTURING TH...

GLYCIDYL (METH)ACRYLATE COMPOSITION

PROTECTIVE COATING AND PREPARATION METHOD THEREFOR

CURABLE COMPOSITION

HOLLOW PARTICLES AND USE THEREOF

HOMOGENEOUS ANION EXCHANGE MEMBRANE AND BIOSENSING MEMBRANE PREPARE...

DUAL-MEDIATED POLYMERIZABLE COMPOSITE FOR ADDITIVE MANUFACTURING

Photoreactive Composition, Reaction Product, and Method of Producin...

COATING COMPOSITION FOR PHOTORESIST UNDERLAYER

ACRYLIC POLYMERS, AQUEOUS POLYMERIC DISPERSIONS PREPARED THEREFROM,...

INK COMPOSITION, WINDOW USING THE SAME, AND MANUFACTURING METHOD OF...

PHOTOCURABLE COMPOSITION

PHOTOSENSITIVE RESIN COMPOSITION, OPTICAL FILM, AND METHOD OF PRODU...

DUAL-MEDIATED POLYMERIZABLE COMPOSITE FOR ADDITIVE MANUFACTURING

EPOXY-(METH)ACRYLATE MONOMERS AND POLYMERS AND METHODS OF MAKING AN...

METHOD FOR PREPARING A UV CURABLE COATING COMPOSITION

HOLLOW PARTICLES AND USE OF SAME

MOLDING MATERIAL, SHEET MOLDING COMPOUND AND FIBER-REINFORCED COMPO...

FILM TOUCH SENSOR AND METHOD FOR FABRICATING THE SAME

SILICON-CONTAINING UNDERLAYERS

AQUEOUS POLYGLYCIDOL SYNTHESIS WITH ULTRA-LOW BRANCHING

PROCESS FOR THE PRODUCTION OF METHACRYLIC ACID AND ITS DERIVATIVES...

ARTICLES CONTAINING PRECISELY BRANCHED FUNCTIONAL POLYMERIC PHASE C...

NOVEL COPOLYMER OF PHASE CHANGE MATERIAL FOR THERMAL MANAGEMENT OF...

ARTICLES CONTAINING PRECISELY BRANCHED FUNCTIONAL POLYMERIC PHASE C...

EMBOLIC COMPOSITIONS WITH NON-CYANOACRYLATE RHEOLOGY MODIFYING AGENTS

Embolic compositions with non-cyanoacrylate rheology modifying agents