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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Ballard; Denis G. H.
Address:
Littleton, GB2
No. of patents:
8
Patents:












Patent Number Title Of Patent Date Issued
4849504 Polymers with vinylic units and aromatic units July 18, 1989
A process for the preparation of polymeric compositions which comprise novel polymers and copolymers of certain 1,2-disubstituted-cyclohexadienes, aromatization of such polymers in the form of inter alia fibers, and novel aromatic polymers.
4745237 Preparation of 1-chloro-1,2,2,2-tetrafluoroethane May 17, 1988
A method for the preparation of 1-chloro-1,2,2,2-tetrafluoroethane which comprises treating 1,1-dichloro-1,2,2,2-tetrafluoroethane, optionally in the form of an isomer mixture, with an alkali metal amalgam in an active hydrogen containing liquid medium which includes a solvent for the
4618454 Conducting polymers October 21, 1986
An electrically conducting composition is described which comprises a polyarylene, e.g. polyphenylene, and a suitable doping agent, e.g. ferric chloride. The polyarylene is prepared from a poly(1,2-disubstitutedcyclohexa-3,5-diene).
4548737 Conducting polymers October 22, 1985
An electrically conducting composition is described which comprises a polyarylene, e.g. polyphenylene, and a suitable doping agent, e.g. ferric chloride. The polyarylene is prepared from a poly(1,2-disubstitutedcyclohexa-3,5-diene).
4536555 Preparation of aromatic polymers from cyclohexa-3,5-diene polymers August 20, 1985
A process for the preparation of polymeric compositions which comprise novel polymers and copolymers of certain 1,2-disubstituted-cyclohexadienes, aromatization of such polymers in the form of inter alia fibres, and novel aromatic polymers.
4524198 Poly(1,2-disubstituted cyclohexa-3,5-dienes June 18, 1985
A process for the preparation of polymeric compositions which comprise novel polymers and copolymers of certain 1,2-disubstituted-cyclohexadienes, aromatization of such polymers in the form of inter alia fibres, and novel aromatic polymers.
4476296 Preparation of aromatic polymers from cyclohexa-3,5-diene polymers October 9, 1984
A process for the preparation of polymeric compositions which comprise novel polymers and copolymers of certain 1,2-disubstituted-cyclohexadienes, aromatization of such polymers in the form of inter alia fibers, and novel aromatic polymers.
4269628 Compositions of vermiculite lamellae and solid particulate materials May 26, 1981
A composition comprising vermiculite lamellae (delaminated vermiculite) and one or more solid particulate materials which have a basic reaction in water, especially magnesium oxide. These particulate additives improve the physical properties of vermiculite articles especially the compres










 
 
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