P

Inventor

PRIDDY DUANE B

US51 patents

Patents

50 patents
US5677388AOct 14, 1997

Difunctional living free radical polymerization initiators

DOW CHEMICAL CO55 citations95
US5627248AMay 6, 1997

Difunctional living free radical polymerization initiators

DOW CHEMICAL CO94 citations95
US4572819AFeb 25, 1986

Apparatus for anionic polymerization wherein the molecular weight of the polymer is closely controlled

DOW CHEMICAL CO120 citations94
US5721320AFeb 24, 1998

In situ block copolymer formation during polymerization of a vinyl aromatic monomer

DOW CHEMICAL CO76 citations93
US5650106AJul 22, 1997

Extruded foams having a monovinyl aromatic polymer with a broad molecular weight distribution

DOW CHEMICAL CO36 citations92
US5959033ASep 28, 1999

Polymers containing highly grafted rubbers

DOW CHEMICAL CO34 citations88
US4195169AMar 25, 1980

Devolatilizing polymers of styrene and acrylic or methacrylic acid

DOW CHEMICAL CO23 citations82
US4178263ADec 11, 1979

Organic peroxide compositions

DOW CHEMICAL CO26 citations82
US4131728ADec 26, 1978

Method for polymerizing olefinically unsaturated monomers employing a catalyst composition comprising (a) shock-sensitive organic peroxide and (b) an olefinic unsaturated non-homopolymerizable monomer

DOW CHEMICAL CO20 citations82
US4389517AJun 21, 1983

Hydrogenation of phenylacetylene prior to styrene polymerization

DOW CHEMICAL CO27 citations81
US5115055AMay 19, 1992

Hydroperoxide catalyzed free radical polymerization of vinyl aromatic monomers

DOW CHEMICAL CO20 citations80
US5145924ASep 8, 1992

Free radical polymerization of styrene monomer

DOW CHEMICAL CO13 citations74
US4806599AFeb 21, 1989

Polyolefin/polycarbonate/polyolefin triblock copolymers

DOW CHEMICAL CO9 citations74
US4789730ADec 6, 1988

Preparation of polycarbonate having reduced cyclic carbonate oligomer content

DOW CHEMICAL CO11 citations74
US4647632AMar 3, 1987

Production of copolymers of α-methylstyrene

DOW CHEMICAL CO8 citations74
US4052464AOct 4, 1977

Process for the manufacture of di-t-butylperoxy ketals

DOW CHEMICAL CO13 citations74
US4029685AJun 14, 1977

Peroxy esters of pyromellitic acid

DOW CHEMICAL CO6 citations74
US3935243AJan 27, 1976

Method for preparing polyperoxydicarbonate esters

DOW CHEMICAL CO13 citations74
US5948874ASep 7, 1999

Acid catalyzed polymerization

DOW CHEMICAL CO15 citations73
US5618900AApr 8, 1997

Free radical polymerization

DOW CHEMICAL CO10 citations73
US5408023AApr 18, 1995

Preparation of modified vinyl polymers

DOW CHEMICAL CO11 citations73
US5347055ASep 13, 1994

Oligomers of styrene as flegmatizers for organic peroxides

DOW CHEMICAL CO7 citations72
US4704431ANov 3, 1987

Blends of polypropylene and vinylaromatic/α-methylstyrene copolymers

DOW CHEMICAL CO13 citations72
US4087599AMay 2, 1978

Preparation of a water-soluble polyvinylbenzyl quaternary ammonium halide

DOW CHEMICAL CO8 citations72
US5990255ANov 23, 1999

High molecular weight polysytrene production by vinyl acid catalyzed free radical polymerization

DOW CHEMICAL CO10 citations71
US5034485AJul 23, 1991

Multifunctional cyclobutarene peroxide polymerization initiators

DOW CHEMICAL CO6 citations71
US4859748AAug 22, 1989

Process for anionic polymerization in a continuous stirred tank reactor

DOW CHEMICAL CO9 citations71
US4725654AFeb 16, 1988

Process for anionic polymerization

DOW CHEMICAL CO12 citations71
US5663252ASep 2, 1997

Process for preparing a branched polymer from a vinyl aromatic monomer

DOW CHEMICAL CO6 citations68
US5473031ADec 5, 1995

Branched polystyrene production by free radical bulk polymerization

DOW CHEMICAL CO8 citations66
US4910274AMar 20, 1990

Preparation of monohydroxy-containing polymers

DOW CHEMICAL CO2 citations63
US4895907AJan 23, 1990

Polymerization process using bisquinone peroxide catalyst

DOW CHEMICAL CO4 citations63
US4288379ASep 8, 1981

Hydrocarbon polyl gem-bis(t-alkylperoxy)alkanoates derived from β-keto-acids

DOW CHEMICAL CO3 citations63
US4275182AJun 23, 1981

Process for the preparation of improved styrene acrylic acid copolymers

DOW CHEMICAL CO4 citations63
US6503992B2Jan 7, 2003

Phosphorous-containing monomers and flame retardant high impact monovinylidene aromatic polymer compositions derived therefrom

DOW CHEMICAL CO4 citations62
US4812530AMar 14, 1989

Polyether-polycarbonate-polyether triblock copolymers

DOW CHEMICAL CO2 citations62
US6214945B1Apr 10, 2001

Process for producing high molecular weight monovinylidene aromatic polymers and polymodal compositions

DOW CHEMICAL CO2 citations61
US6084044AJul 4, 2000

Catalyzed process for producing high molecular weight monovinylidene aromatic polymers

DOW CHEMICAL CO5 citations61
US5194527AMar 16, 1993

Preparation of ketone containing photodegradable polymers

DOW CHEMICAL CO4 citations61
US5115058AMay 19, 1992

Bio- and photo-degradable resin composition

DOW CHEMICAL CO2 citations61
US5079322AJan 7, 1992

Multifunctional cyclobutarene peroxide polymerization initiators

DOW CHEMICAL CO2 citations60
US4812514AMar 14, 1989

Polymer blends

DOW CHEMICAL CO2 citations60
US6156855ADec 5, 2000

Production of branched polymers

DOW CHEMICAL CO0 citations52
US3948891AApr 6, 1976

Heterocyclic peroxides

DOW CHEMICAL CO1 citations52
US3948907AApr 6, 1976

Heterocyclic peroxides

DOW CHEMICAL CO1 citations52
US3947418AMar 30, 1976

Heterocyclic peroxides

DOW CHEMICAL CO1 citations52
US5194658AMar 16, 1993

Process for making 2-amino-3-methyl-1-naphthalenecarbonitrile

DOW CHEMICAL CO0 citations51
US5962605AOct 5, 1999

High molecular weight polystyrene production by vinyl acid catalyzed free radical polymerization

DOW CHEMICAL CO1 citations50
US5187249AFeb 16, 1993

Degradable B-alkoxy vinyl ketone resin composition

DOW CHEMICAL CO0 citations50
US5087738AFeb 11, 1992

Multifunctional cyclobutarene peroxide polymerization initiators

DOW CHEMICAL CO1 citations49

Showing the top 50 of 51 patents by PatentIndex Score.