with only two nitrogen atoms in the ring

Industry

CPC
C08G73/0633

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

Parent Industries

CCHEMISTRY METALLURGY C08Organic compounds C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS C08G73/00Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00

Current Industry

C08G73/0633with only two nitrogen atoms in the ring

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Phosphorus containing oligomers and polymers
- Patent number 12,071,514
- Issue date Aug 27, 2024
- EMPA-EIDGENOESSISCHE MATERIALPRUEFUNGS-UND FORSCHUNGSANSTALT
- Sabyasachi Gaan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamines, synthesis method thereof and use thereof for the select...
- Patent number 11,136,434
- Issue date Oct 5, 2021
- IFP Energies Nouvelles
- Bruno Delfort
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide precursor composition, use thereof and polyimide made the...
- Patent number 11,034,797
- Issue date Jun 15, 2021
- Eternal Materials Co., Ltd.
- Meng-Yen Chou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Controlled crosslinking of latex polymers with polyfunctional amines
- Patent number 10,717,800
- Issue date Jul 21, 2020
- ENNIS PAINT, INC
- Haibo Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamines, synthesis process thereof and use of same for the selec...
- Patent number 10,710,021
- Issue date Jul 14, 2020
- IFP Energies Nouvelles
- Bruno Delfort
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Waterborne polyamide and their chain extension with isocyanates to...
- Patent number 10,640,616
- Issue date May 5, 2020
- Lubrizol Advanced Materials, Inc.
- Gabor Erdodi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamides based on aminoalkylpiperazine or aminoarylpiperazine for...
- Patent number 10,550,227
- Issue date Feb 4, 2020
- Arkema France
- Quentin Pineau
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Amphoteric polymers and use in inkjet ink compositions
- Patent number 10,414,865
- Issue date Sep 17, 2019
- Cabot Corporation
- Paul S. Palumbo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer and composition including same, and adhesive composition
- Patent number 10,202,528
- Issue date Feb 12, 2019
- Nissan Chemical Industries, Ltd.
- Mamoru Tamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid crystal display device
- Patent number 10,041,000
- Issue date Aug 7, 2018
- JNC Corporation
- Yoshimasa Furusato
- G02 - OPTICS
Information Patent Grant
Polymer compound, material for electronic elements, material for or...
- Patent number 10,038,143
- Issue date Jul 31, 2018
- Idemitsu Kosan Co., Ltd.
- Hidetoshi Ono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Condensation polymers for antimicrobial applications
- Patent number 10,023,697
- Issue date Jul 17, 2018
- International Business Machines Corporation
- Gregory Breyta
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Water-borne polyamide-urea dispersions
- Patent number 9,988,555
- Issue date Jun 5, 2018
- Lubrizol Advanced Materials, Inc.
- Gabor Erdodi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Moisture curable polyamides and methods for using the same
- Patent number 9,771,498
- Issue date Sep 26, 2017
- Henkel IP & Holding GmbH
- Dwight Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polyimide and film using same
- Patent number 9,657,140
- Issue date May 23, 2017
- Kolon Industries, Inc.
- Hyo Jun Park
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Acid dianhydride, method for preparing same, and polyimide prepared...
- Patent number 9,656,982
- Issue date May 23, 2017
- Kolon Industries, Inc.
- Hyo Jun Park
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyamide hardeners for epdxy resins
- Patent number 9,656,977
- Issue date May 23, 2017
- Dow Global Technologies LLC
- Eric B. Ripplinger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensation polymers for antimicrobial applications
- Patent number 9,580,554
- Issue date Feb 28, 2017
- International Business Machines Corporation
- Gregory Breyta
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Heterochain aliphatic poly-N-oxide copolymers and vaccinating agent...
- Patent number 9,155,759
- Issue date Oct 13, 2015
- OBCHTCHESTVO S OGRANITCHENNOI OTVESTVENNOSTYOU “NPO PETROVAKS FARM”
- Arkady Vasilievich Nekrasov
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of producing polymeric phenazonium compounds
- Patent number 9,040,700
- Issue date May 26, 2015
- Andrew M. Krol
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Monomer beads for producing a proton-conducting membrane
- Patent number 9,011,738
- Issue date Apr 21, 2015
- BASF SE
- Klaus Leitner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mechanically stabilized polyazoles comprising at least one polyviny...
- Patent number 9,006,339
- Issue date Apr 14, 2015
- BASF SE
- Friederike Fleischhaker
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Biodegradable PAOX polymer particle with cationic property
- Patent number 8,920,793
- Issue date Dec 30, 2014
- Industrial Cooperation Foundation Chonbuk National University
- Dong Won Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Proton-conducting membrane and its use
- Patent number 8,716,356
- Issue date May 6, 2014
- BASF Fuel Cell GmbH
- Gordon Calundann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of producing polymeric phenazonium compounds
- Patent number 8,691,987
- Issue date Apr 8, 2014
- Andrew M. Krol
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the production of a high-molecular polyazol
- Patent number 8,669,296
- Issue date Mar 11, 2014
- BASF SE
- Jörg Belack
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid crystal display
- Patent number 8,551,581
- Issue date Oct 8, 2013
- Samsung Display Co., Ltd.
- Ho Yun Byun
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for mechanical stabilization of nitrogen-containing polymers
- Patent number 8,461,296
- Issue date Jun 11, 2013
- BASF SE
- Friederike Fleischhaker
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Proton-conducting membrane and its use
- Patent number 8,277,983
- Issue date Oct 2, 2012
- BASF Fuel Cell GmbH
- Gordon Calundann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Proton-conducting membrane and the use thereof
- Patent number 8,076,379
- Issue date Dec 13, 2011
- BASF Fuel Cell GmbH
- Gordon Calundann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
IONIC CYCLIC NITROXYL RADICAL OLIGOMERS
- Publication number 20230006250
- Publication date Jan 5, 2023
- Wisconsin Alumni Research Foundation
- Dawei Feng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AMINE TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME
- Publication number 20220298121
- Publication date Sep 22, 2022
- SOPREMA
- Jean-François STUMBE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Polymerized high-molecular-weight sterically hindered amine and pre...
- Publication number 20220282044
- Publication date Sep 8, 2022
- BEIJING TIANGANG AUXILIARY CO., LTD.
- Jingjing AN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
AMINE TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME
- Publication number 20220235225
- Publication date Jul 28, 2022
- SOPREMA
- Jean-François STUMBE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SILYL TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME
- Publication number 20220227938
- Publication date Jul 21, 2022
- SOPREMA
- Baptiste CLEMENT
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SILYL TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME
- Publication number 20220227939
- Publication date Jul 21, 2022
- SOPREMA
- Baptiste CLEMENT
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOSPHORUS CONTAINING OLIGOMERS AND POLYMERS
- Publication number 20210371591
- Publication date Dec 2, 2021
- EMPA- Eidgenoessische Materialpruefungs- und Forschungsanstalt
- Sabyasachi GAAN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYIMIDE PRECURSOR COMPOSITION, USE THEREOF AND POLYIMIDE MADE THE...
- Publication number 20210079161
- Publication date Mar 18, 2021
- ETERNAL MATERIALS CO., LTD.
- Meng-Yen CHOU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PSEUDO TRÖGER'S BASE AMINES AND MICROPOROUS POLYMERS DERIVED FROM P...
- Publication number 20200165189
- Publication date May 28, 2020
- King Abdullah University of Science and Technology
- Mahmoud Atef ABDULHAMID
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYAMIDES BASED ON AMINOALKYLPIPERAZINE OR AMINOARYLPIPERAZINE FOR...
- Publication number 20200157280
- Publication date May 21, 2020
- Arkema France
- Quentin Pineau
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL POLYAMINES, SYNTHESIS METHOD THEREOF AND USE THEREOF FOR THE...
- Publication number 20200148824
- Publication date May 14, 2020
- IFP ENERGIES NOUVELLES
- Bruno DELFORT
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOTODYNAMIC THERAPY COMPLEX
- Publication number 20200079906
- Publication date Mar 12, 2020
- University College Cardiff Consultants Limited
- Polina Prokopovich
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD FOR SYNTHESIZING ADDITIVE OF LITHIUM BATTERY AND CATHODE THE...
- Publication number 20190140282
- Publication date May 9, 2019
- NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Fu-Ming WANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AUTOCATALYTIC POLYOL USEFUL FOR POLYURETHANE FOAM MANUFACTURE
- Publication number 20180148535
- Publication date May 31, 2018
- DOW GLOBAL TECHNOLOGIES LLC
- Michael T. MALANGA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
OLIGOMER AND LITHIUM BATTERY
- Publication number 20180145330
- Publication date May 24, 2018
- National Taiwan University of Science and Technology
- Fu-Ming Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONDENSATION POLYMERS FOR ANTIMICROBIAL APPLICATIONS
- Publication number 20160326319
- Publication date Nov 10, 2016
- International Business Machines Corporation
- Gregory Breyta
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Albumin conjugated temperature and pH-sensitive multi-block copolym...
- Publication number 20160022823
- Publication date Jan 28, 2016
- Research & Business Foundation Sungkyunkwan University
- Doo Sung LEE
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
POLYMER COMPOUND, MATERIAL FOR ELECTRONIC ELEMENTS, MATERIAL FOR OR...
- Publication number 20150249215
- Publication date Sep 3, 2015
- IDEMITSU KOSAN CO., LTD.
- Hidetoshi Ono
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLYMER AND COMPOSITION INCLUDING SAME, AND ADHESIVE COMPOSITION
- Publication number 20140228488
- Publication date Aug 14, 2014
- Nissan Chemical Industries, Ltd.
- Mamoru Tamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR U...
- Publication number 20140199610
- Publication date Jul 17, 2014
- Brian Benicewicz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR U...
- Publication number 20140199611
- Publication date Jul 17, 2014
- BASF SE
- Brian Benicewicz
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of Producing Polymeric Phenazonium Compounds
- Publication number 20140163198
- Publication date Jun 12, 2014
- MACDERMID ACUMEN, INC.
- Andrew M. Krol
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
POLYAMIC ACID RESIN SOLUTION CONTAINING INTERPENETRATING POLYMER AN...
- Publication number 20130171459
- Publication date Jul 4, 2013
- Tsung-Hsiung WANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
HETEROCHAIN ALIPHATIC POLY-N-OXIDE COPOLYMERS AND VACCINATING AGENT...
- Publication number 20130064848
- Publication date Mar 14, 2013
- Arkady Vasilievich Nekrasov
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROTON-CONDUCTING MEMBRANE AND ITS USE
- Publication number 20130012607
- Publication date Jan 10, 2013
- BASF Fuel Cell GmbH
- Gordon Calundann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MECHANICALLY STABILIZED POLYAZOLES COMPRISING AT LEAST ONE POLYVINY...
- Publication number 20120289654
- Publication date Nov 15, 2012
- BASF SE
- Friederike Fleischhaker
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
BIODEGRADABLE PAOX POLYMER PARTICLE WITH CATIONIC PROPERTY
- Publication number 20120288487
- Publication date Nov 15, 2012
- Dong Won Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR MECHANICAL STABILIZATION OF NITROGEN-CONTAINING POLYMERS
- Publication number 20120252909
- Publication date Oct 4, 2012
- BASF SE
- Friederike Fleischhaker
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
LIQUID CRYSTAL DISPLAY
- Publication number 20120206681
- Publication date Aug 16, 2012
- Samsung Electronics Co., Ltd.
- Ho Yun BYUN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR THE PRODUCTION OF A HIGH-MOLECULAR POLYAZOL
- Publication number 20120101173
- Publication date Apr 26, 2012
- BASF SE
- Jörg Belack
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

with only two nitrogen atoms in the ring

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Phosphorus containing oligomers and polymers

Polyamines, synthesis method thereof and use thereof for the select...

Polyimide precursor composition, use thereof and polyimide made the...

Controlled crosslinking of latex polymers with polyfunctional amines

Polyamines, synthesis process thereof and use of same for the selec...

Waterborne polyamide and their chain extension with isocyanates to...

Polyamides based on aminoalkylpiperazine or aminoarylpiperazine for...

Amphoteric polymers and use in inkjet ink compositions

Polymer and composition including same, and adhesive composition

Liquid crystal display device

Polymer compound, material for electronic elements, material for or...

Condensation polymers for antimicrobial applications

Water-borne polyamide-urea dispersions

Moisture curable polyamides and methods for using the same

Polyimide and film using same

Acid dianhydride, method for preparing same, and polyimide prepared...

Polyamide hardeners for epdxy resins

Condensation polymers for antimicrobial applications

Heterochain aliphatic poly-N-oxide copolymers and vaccinating agent...

Method of producing polymeric phenazonium compounds

Monomer beads for producing a proton-conducting membrane

Mechanically stabilized polyazoles comprising at least one polyviny...

Biodegradable PAOX polymer particle with cationic property

Proton-conducting membrane and its use

Method of producing polymeric phenazonium compounds

Method for the production of a high-molecular polyazol

Liquid crystal display

Method for mechanical stabilization of nitrogen-containing polymers

Proton-conducting membrane and its use

Proton-conducting membrane and the use thereof

Patents Applicationslast 30 patents

IONIC CYCLIC NITROXYL RADICAL OLIGOMERS

AMINE TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME

Polymerized high-molecular-weight sterically hindered amine and pre...

AMINE TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME

SILYL TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME

SILYL TERMINATED PREPOLYMER AND COMPOSITION COMPRISING THE SAME

PHOSPHORUS CONTAINING OLIGOMERS AND POLYMERS

POLYIMIDE PRECURSOR COMPOSITION, USE THEREOF AND POLYIMIDE MADE THE...

PSEUDO TRÖGER'S BASE AMINES AND MICROPOROUS POLYMERS DERIVED FROM P...

POLYAMIDES BASED ON AMINOALKYLPIPERAZINE OR AMINOARYLPIPERAZINE FOR...

NOVEL POLYAMINES, SYNTHESIS METHOD THEREOF AND USE THEREOF FOR THE...

PHOTODYNAMIC THERAPY COMPLEX

METHOD FOR SYNTHESIZING ADDITIVE OF LITHIUM BATTERY AND CATHODE THE...

AUTOCATALYTIC POLYOL USEFUL FOR POLYURETHANE FOAM MANUFACTURE

OLIGOMER AND LITHIUM BATTERY

CONDENSATION POLYMERS FOR ANTIMICROBIAL APPLICATIONS

Albumin conjugated temperature and pH-sensitive multi-block copolym...

POLYMER COMPOUND, MATERIAL FOR ELECTRONIC ELEMENTS, MATERIAL FOR OR...

POLYMER AND COMPOSITION INCLUDING SAME, AND ADHESIVE COMPOSITION

PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR U...

PROTON-CONDUCTING MEMBRANE, METHOD FOR THEIR PRODUCTION AND THEIR U...

Method of Producing Polymeric Phenazonium Compounds

POLYAMIC ACID RESIN SOLUTION CONTAINING INTERPENETRATING POLYMER AN...

HETEROCHAIN ALIPHATIC POLY-N-OXIDE COPOLYMERS AND VACCINATING AGENT...

PROTON-CONDUCTING MEMBRANE AND ITS USE

MECHANICALLY STABILIZED POLYAZOLES COMPRISING AT LEAST ONE POLYVINY...

BIODEGRADABLE PAOX POLYMER PARTICLE WITH CATIONIC PROPERTY

METHOD FOR MECHANICAL STABILIZATION OF NITROGEN-CONTAINING POLYMERS

LIQUID CRYSTAL DISPLAY

METHOD FOR THE PRODUCTION OF A HIGH-MOLECULAR POLYAZOL