P

Inventor

SHIMIZU TOSHIHIDE

JP82 patents
⚠️ This page may combine multiple inventors who share the name “SHIMIZU TOSHIHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHINETSU CHEMICAL CO

48 patents
US4758639AJul 19, 1988

Process for production of vinyl polymer

SHINETSU CHEMICAL CO55 citations93
US6159910ADec 12, 2000

Aluminum nitride composition

SHINETSU CHEMICAL CO30 citations92
US5378775AJan 3, 1995

Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing polymer using said vessel

SHINETSU CHEMICAL CO28 citations92
US4539230ASep 3, 1985

Method for preventing deposition of polymer scale and a coating agent therefor

SHINETSU CHEMICAL CO48 citations92
US6235348B1May 22, 2001

Rust prevention

SHINETSU CHEMICAL CO17 citations84
US4933399AJun 12, 1990

Method of preventing polymer-scale formation

SHINETSU CHEMICAL CO21 citations82
US4757124AJul 12, 1988

Process for production of vinyl chloride polymer

SHINETSU CHEMICAL CO22 citations82
US4543382ASep 24, 1985

Plastic magnets impregnated with a dye-coated magnet alloy powder

SHINETSU CHEMICAL CO20 citations80
US4180634ADec 25, 1979

Polymerizing vinyl chloride with lowering of scale formation

SHINETSU CHEMICAL CO18 citations80
US6335403B1Jan 1, 2002

Process for producing a polymer by polymerization of a monomer having an ethylenic double bond

SHINETSU CHEMICAL CO8 citations74
US6037426AMar 14, 2000

Process for producing a polymer by polymerization of a monomer having an ethylenic double bond

SHINETSU CHEMICAL CO13 citations74
US5691428ANov 25, 1997

Process for producing a polymer using a quinone compound condensation product polymer scale preventive agent

SHINETSU CHEMICAL CO7 citations74
US5616660AApr 1, 1997

Polymerization of ethylenic monomer with scale preventive agent

SHINETSU CHEMICAL CO10 citations74
US5576370ANov 19, 1996

Polymer scale preventive agent containing a condensation product of a hydroxynaphthalene

SHINETSU CHEMICAL CO10 citations74
US5508361AApr 16, 1996

Polymer scale preventive agent and process of producing polymer using the same

SHINETSU CHEMICAL CO8 citations74
US5484855AJan 16, 1996

Polymer scale preventive process

SHINETSU CHEMICAL CO9 citations74
US5442002AAug 15, 1995

Polymer scale deposition preventive agent

SHINETSU CHEMICAL CO8 citations74
US5424003AJun 13, 1995

Reaction product of an aromatic amine and quinone as a polymer scale preventive agent

SHINETSU CHEMICAL CO8 citations74
US5424377AJun 13, 1995

Process to prevent scale adhesion using condensation product of aromatic amine and a quinone

SHINETSU CHEMICAL CO7 citations74
US5416174AMay 16, 1995

Scale preventive coating of pyrogallol-acetone resin and water soluble polymer

SHINETSU CHEMICAL CO12 citations74
US5414061AMay 9, 1995

Polymer scale preventive liquid and method of preventing polymer scale deposition

SHINETSU CHEMICAL CO6 citations74
US5357009AOct 18, 1994

Polymer scale preventive agent

SHINETSU CHEMICAL CO7 citations74
US5298220AMar 29, 1994

Method of preventing polymer scale formation

SHINETSU CHEMICAL CO5 citations74
US5214112AMay 25, 1993

Method of preventing polymer deposition and polymer scale preventive agent

SHINETSU CHEMICAL CO11 citations74
US5153281AOct 6, 1992

Method of preventing polymer scale deposition and polymer scale preventive agent used therefor

SHINETSU CHEMICAL CO10 citations74
US5115051AMay 19, 1992

Method of preventing polymer scale deposition in a polymerization vessel

SHINETSU CHEMICAL CO19 citations74
US5034478AJul 23, 1991

Method of preventing polymer scale formation

SHINETSU CHEMICAL CO7 citations74
US4612354ASep 16, 1986

Method for preventing polymer scale deposition in the polymerization of a vinylic monomer

SHINETSU CHEMICAL CO8 citations74
US4272622AJun 9, 1981

Method for preventing polymer scale deposition in the polymerization of an ethylenically unsaturated monomer in an aqueous medium

SHINETSU CHEMICAL CO12 citations74
US4105838AAug 8, 1978

Method for the polymerization of vinyl chloride

SHINETSU CHEMICAL CO11 citations74
US6326454B1Dec 4, 2001

Composition comprising condensation product of dimer of 2,3-dihydroxynaphthalene and formaldehyde for polymerization

SHINETSU CHEMICAL CO5 citations73
US6121390ASep 19, 2000

Process of producing vinyl chloride polymer by using condensation product of dimer of 2,3-dihydroxynaphthalene and formaldehyde

SHINETSU CHEMICAL CO6 citations73
US5728781AMar 17, 1998

Polymer scale depostion preventive agent and a process for producing polymers using the same

SHINETSU CHEMICAL CO12 citations73
US5401815AMar 28, 1995

Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing polymer using said vessel

SHINETSU CHEMICAL CO7 citations73
US5264505ANov 23, 1993

Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing polymer using said vessel

SHINETSU CHEMICAL CO7 citations73
US5201945AApr 13, 1993

Polymer scale preventive agent, polymerization vessel for preventing polymer scale deposition, and process of producing polymer using said vessel

SHINETSU CHEMICAL CO8 citations73
US5112682AMay 12, 1992

Primer for improving adhesion to plastics

SHINETSU CHEMICAL CO13 citations73
US4622245ANov 11, 1986

Method for preventing polymer scale deposition in the polymerization of an ethylenically unsaturated monomer

SHINETSU CHEMICAL CO12 citations73
US4591391AMay 27, 1986

Method for removing polymer scale deposited on reactor walls and a polymer scale remover agent therefor

SHINETSU CHEMICAL CO17 citations73
US4542195ASep 17, 1985

Method for preventing polymer scale deposition in the polymerization of an ethylenically unsaturated monomer

SHINETSU CHEMICAL CO9 citations73
US3945958AMar 23, 1976

Method for suspension-polymerizing vinyl chloride

SHINETSU CHEMICAL CO8 citations73
US4105839AAug 8, 1978

Method for polymerizing ethylenically unsaturated monomers in order to eliminate polymer deposition

SHINETSU CHEMICAL CO20 citations72
US4173696ANov 6, 1979

Method for the polymerization of vinyl monomers

SHINETSU CHEMICAL CO10 citations69
US4090015AMay 16, 1978

Method for polymerizing dienic monomers

SHINETSU CHEMICAL CO11 citations69
US6362291B1Mar 26, 2002

Process for producing a polymer by polymerization of a monomer having an ethylenic double bond

SHINETSU CHEMICAL CO6 citations63
US6320001B1Nov 20, 2001

Process for producing a polymer by polymerization of a monomer having an ethylenic double bond

SHINETSU CHEMICAL CO4 citations63
US6194033B1Feb 27, 2001

Rust preventive composition

SHINETSU CHEMICAL CO5 citations63
US5889103AMar 30, 1999

Polymer scale preventive agent comprising a condensation product of a quinone compound

SHINETSU CHEMICAL CO2 citations63

SHIN FTSU CHEMICAL CO LTD

1 patent

KUBOTA KK

1 patent

Showing the top 50 of 82 patents by PatentIndex Score.