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Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
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CHEMISTRY METALLURGY
C08
Organic compounds
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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C08F110/00
Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
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C08F110/02
Ethene
C08F110/04
monomers containing three or four carbon atoms
C08F110/06
Propene
C08F110/08
Butenes
C08F110/10
Isobutene
C08F110/14
Monomers containing five or more carbon atoms
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last 30 patents
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Propylene preliminary polymerization
Patent number
12,319,756
Issue date
Jun 3, 2025
Braskem S.A.
Olavo Martins Junior
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Preparation of catalyst system
Patent number
12,312,368
Issue date
May 27, 2025
Borealis AG
Alexander Reznichenko
C07 - ORGANIC CHEMISTRY
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Polyethylene and chlorinated polyethylene thereof
Patent number
12,304,976
Issue date
May 20, 2025
LG Chem, Ltd.
Cheolhwan Jeong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Hybrid supported metallocene catalyst and method for preparing poly...
Patent number
12,258,432
Issue date
Mar 25, 2025
LG Chem, Ltd.
Sanghoon Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Supported three-center catalyst and preparation method and application
Patent number
12,252,575
Issue date
Mar 18, 2025
SOUTH CHINA AGRICULTURAL UNIVERSITY
Yulong Jin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Polyethylene and polypropylene block copolymers
Patent number
12,247,092
Issue date
Mar 11, 2025
CORNELL UNIVERSITY
Geoffrey Coates
B32 - LAYERED PRODUCTS
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Processes for preparing metallocene-based catalyst systems for the...
Patent number
12,240,933
Issue date
Mar 4, 2025
Chevron Phillips Chemical Company LP
Qing Yang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Process for preparing solid catalyst components for olefin polymeri...
Patent number
12,240,925
Issue date
Mar 4, 2025
W. R. Grace & Co.-Conn.
Vladimir P. Marin
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Bimodal polyethylene homopolymer composition
Patent number
12,234,347
Issue date
Feb 25, 2025
Univation Technologies, LLC
Nitin Borse
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Polymeric materials
Patent number
12,234,952
Issue date
Feb 25, 2025
Innospec Limited
Carl Waterson
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Organic borate-based catalyst, method for preparing isobutene oligo...
Patent number
12,221,458
Issue date
Feb 11, 2025
LG Chem, Ltd.
Gyeong Shin Choi
C07 - ORGANIC CHEMISTRY
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Polyethylene film for heat sealing
Patent number
12,215,208
Issue date
Feb 4, 2025
SABIC GLOBAL TECHNOLOGIES B.V.
Priya Garg
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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High flow fiber-reinforced propylene composition having low emissions
Patent number
12,209,177
Issue date
Jan 28, 2025
Ticona LLC
Jimmy Kanuteh
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Nucleated propylene polymer composition with high toughness
Patent number
12,209,148
Issue date
Jan 28, 2025
Borealis AG
Markus Gahleitner
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Pellet-type polypropylene resin composition and method for preparin...
Patent number
12,209,173
Issue date
Jan 28, 2025
LG Chem, Ltd.
Kyung Seop Noh
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Resin powder for solid freeform fabrication, device for solid freef...
Patent number
12,208,571
Issue date
Jan 28, 2025
Ricoh Company, Ltd.
Akira Saito
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Method for separating polybutene
Patent number
12,202,924
Issue date
Jan 21, 2025
LG Chem, Ltd.
Woo Sung Hwang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Rapid activation process and activation treatments for chromium cat...
Patent number
12,202,914
Issue date
Jan 21, 2025
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Polyethylene powder
Patent number
12,202,915
Issue date
Jan 21, 2025
Asahi Kasei Kabushiki Kaisha
Yoshiaki Hamada
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Process for preparing a cap or closure
Patent number
12,202,180
Issue date
Jan 21, 2025
Borealis AG
Jingbo Wang
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Polypropylene polymer composition having high stiffness properties
Patent number
12,187,880
Issue date
Jan 7, 2025
W. R. Grace & Co.-Conn.
John Kaarto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Compound, its preparation and use
Patent number
12,187,819
Issue date
Jan 7, 2025
TPC Group, LLC
Tim J. Coffy
C06 - EXPLOSIVES MATCHES
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Multimodal polyethylene
Patent number
12,180,309
Issue date
Dec 31, 2024
SABIC GLOBAL TECHNOLOGIES B.V.
Francisco Perez Valencia
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Biaxially oriented microporous membrane
Patent number
12,179,469
Issue date
Dec 31, 2024
Celgard, LLC
Xiangyun Wei
H01 - BASIC ELECTRIC ELEMENTS
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Cavitated polyolefin films and methods of production thereof
Patent number
12,172,413
Issue date
Dec 24, 2024
CONSTAB POLYOLEFIN ADDITIVES GMBH
Carmelo Di Costanzo
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Polyethylene having high degree of crosslinking and crosslinked pol...
Patent number
12,173,142
Issue date
Dec 24, 2024
LG Chem, Ltd.
Sol Cho
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Methods for making supported chromium catalysts with increased poly...
Patent number
12,157,109
Issue date
Dec 3, 2024
Chevron Phillips Chemical Company LP
Max P. McDaniel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Process for preparing catalysts and catalyst compositions
Patent number
12,152,101
Issue date
Nov 26, 2024
Formosa Plastics Corporation, U.S.A.
Michael D. Jensen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Methods for improving production in gas phase polymerization
Patent number
12,152,095
Issue date
Nov 26, 2024
ExxonMobil Chemical Patents Inc.
Bruce J. Savatsky
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Oxygenate separation using a metal salt
Patent number
12,146,109
Issue date
Nov 19, 2024
Nova Chemicals (International) S.A.
Bolaji Olayiwola
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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last 30 patents
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Patent Application
MEDIUM MOLECULAR POLYISOBUTENE WITH A CERTAIN DISTRIBUTION OF DOUBL...
Publication number
20250179224
Publication date
Jun 5, 2025
BASF SE
Paul Lederhose
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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POLYMERIC MATERIALS
Publication number
20250164080
Publication date
May 22, 2025
Innospec Limited
Carl WATERSON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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HIGH MFR POLYPROPYLENE FOR MELTBLOWN NONWOVEN APPLICATIONS
Publication number
20250145745
Publication date
May 8, 2025
W.R. GRACE & CO.-CONN.
Lian Bai
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
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POLYETHYLENE PIPE RESIN WITH IMPROVED LONG TERM HYDROSTATIC STRENGTH
Publication number
20250145809
Publication date
May 8, 2025
Abu Dhabi Polymers Co. Ltd. (Borouge) - Sole Proprietorship L.L.C.
Ashish KUMAR
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
ETHYLENIC POLYMER PARTICLE, METHOD FOR PRODUCING ETHYLENIC POLYMER...
Publication number
20250149586
Publication date
May 8, 2025
MITSUI CHEMICALS, INC.
Kuniomi KIYOSAWA
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
SILICATE PLATFORM AS WEAKLY-COORDINATING ANIONS FOR DIVERSE ORGANOM...
Publication number
20250149635
Publication date
May 8, 2025
California Institute of Technology
Tianyi HE
H01 - BASIC ELECTRIC ELEMENTS
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Patent Application
PROCESS FOR THE PRODUCTION OF AN ULTRA-HIGH MOLECULAR WEIGHT POLYET...
Publication number
20250145779
Publication date
May 8, 2025
Nowofol Kunststoffprodukte GmbH & Co. KG
Michael KIRCHNER
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Application
ULTRAHIGH-MOLECULAR-WEIGHT POLYETHYLENE POWDER AND MOLDED ARTICLE P...
Publication number
20250132460
Publication date
Apr 24, 2025
Asahi Kasei Kabushiki Kaisha
Koichi Tsujimoto
H01 - BASIC ELECTRIC ELEMENTS
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GROUND PROTECTION MAT AND METHOD OF USE
Publication number
20250116074
Publication date
Apr 10, 2025
Wearwell, LLC
Philip C. Huss
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
Method for Preparing Polyethylene Polymerization Catalyst
Publication number
20250115684
Publication date
Apr 10, 2025
SK INNOVATION CO., LTD.
Dong Kou Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
PRODUCTION METHOD FOR SOLID CATALYST COMPONENT FOR POLYMERIZING OLE...
Publication number
20250115687
Publication date
Apr 10, 2025
Formosa Plastics Corporation, U.S.A.
Guangxue Xu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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METHOD FOR PREPARING A ZIEGLER-NATTA CATALYST SYSTEM WITH IMPROVED...
Publication number
20250109223
Publication date
Apr 3, 2025
Formosa Plastics Corporation, U.S.A.
Lei ZHANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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CATALYST COMPOSITION
Publication number
20250101141
Publication date
Mar 27, 2025
Ineos Europe AG
Michel CLAREMBEAU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
CATALYST FOR OLEFIN POLYMERIZATION AND PRODUCTION METHOD FOR OLEFIN...
Publication number
20250101143
Publication date
Mar 27, 2025
THE UNIVERSITY OF TOKYO
Kyoko NOZAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
SOLID CATALYST COMPONENT FOR POLYMERIZATION OF OLEFIN, METHOD FOR P...
Publication number
20250101142
Publication date
Mar 27, 2025
TOHO TITANIUM CO., LTD.
Takaharu Sakemi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
CATALYST SYSTEM FOR POLYMERIZATION OF AN OLEFIN
Publication number
20250101152
Publication date
Mar 27, 2025
SABIC Global Technologies B.V.
Akhlaq MOMAN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Solid catalyst component for olefin polymerization and production m...
Publication number
20250101153
Publication date
Mar 27, 2025
TOHO TITANIUM CO., LTD.
Keisuke Goto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
SOLID CATALYST FOR POLYPROPYLENE PRODUCTION AND METHOD FOR PRODUCTI...
Publication number
20250092165
Publication date
Mar 20, 2025
HANWHA TOTALENERGIES PETROCHEMICAL CO., LTD.
Yong Jun JEON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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BIAXIALLY ORIENTED MICROPOROUS MEMBRANE
Publication number
20250074032
Publication date
Mar 6, 2025
CELGARD, LLC
Xiangyun Wei
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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STEREOMODULATED POLYOLEFIN AND METHOD OF PREPARATION THEREOF
Publication number
20250075014
Publication date
Mar 6, 2025
University of Maryland, College Park
Lawrence R. Sita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
CATALYSTS COMPONENT AND PROCESS FOR THE PRODUCTION OF POLYPROPYLENE...
Publication number
20250066514
Publication date
Feb 27, 2025
FORMOSA PLASTICS CORPORATION, U.S.A.
Gapgoung Kong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
Cavitated Polyolefin Films and Methods of Production Thereof
Publication number
20250065613
Publication date
Feb 27, 2025
CONSTAB POLYOLEFIN ADDITIVES GMBH
Carmelo DI COSTANZO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Application
ETHYLENE OLIGOMERIZATION CATALYST INCLUDING LIGAND COMPOUND, CATALY...
Publication number
20250051491
Publication date
Feb 13, 2025
Korea Research Institute of Chemical Technology
Dong Won HWANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
METHOD FOR PREPARING LONG-CHAIN BRANCHED POLYPROPYLENE
Publication number
20250043045
Publication date
Feb 6, 2025
NATIONAL CHUNG CHENG UNIVERSITY
Jing-Cherng Tsai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Application
ELECTROMAGNETIC WAVE SHIELDING MOLDED ARTICLE
Publication number
20250011578
Publication date
Jan 9, 2025
DAICEL MIRAIZU LTD.
Takafumi UEDA
H01 - BASIC ELECTRIC ELEMENTS
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ELECTROMAGNETIC WAVE SHIELDING MOLDED ARTICLE
Publication number
20250011579
Publication date
Jan 9, 2025
DAICEL MIRAIZU LTD.
Takafumi UEDA
H01 - BASIC ELECTRIC ELEMENTS
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Systems and Methods for Alkene Oligomerization
Publication number
20250002616
Publication date
Jan 2, 2025
California Institute of Technology
Emmanuelle Despagnet-Ayoub
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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SINTERED POROUS POLYPROPYLENE MEDIA AND APPLICATIONS
Publication number
20240417497
Publication date
Dec 19, 2024
POREX CORPORATION
Shawn Patrick Knotts
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Methods for Making Supported Chromium Catalysts with Increased Poly...
Publication number
20240399342
Publication date
Dec 5, 2024
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Application
THERMOPLASTIC POLYMER COMPOSITION AND METHOD FOR MAKING FILMS FROM...
Publication number
20240400774
Publication date
Dec 5, 2024
Milliken & Company
Darin Dotson
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL