(GB2139410-A)      A solid state electrochemical cell comprising an anode having lithium as its active material, a polymeric electrolyte, and a cathode comprising a composite of an insertion electrode material and a polymeric material, wherein one of the electrolyte and the cathode possesses an ionically conducting phase at ambient temperature and the other cf the electrolyte and the cathode lacks an ionically conducting phase at ambient temperate and wherein ionic conductivity can be induced in said other of the electrolyte and the cathode at elevated temperature thereby to render the cell operable.    (US4547440-A)      Solid electrochemical cell comprises an anode having Li as active material, an electrolyte comprising polymeric material capable of forming a complex with a Li salt and a cathode comprising a composite of an insertion electrode material and the polymeric material. In one only of the electrolyte and cathode a Li salt is present as a complex with the polymeric material to constitute an ionically conducting phase; in the other of the lectrolyte and cathode ionic conductivity can be induced at elevated temp. to make the cell operable.    ADVANTAGE -   Insertion electrode particle size can be decreased. The cell has good shelf life and gives improved performance in terms of current density, etc.    (7pp)    (GB2139410-B)      A solid state electrochemical cell comprising an anode having lithium as its active material, a polymeric electrolyte, and a cathode comprising a composite of an insertion electrode material and a polymeric material, wherein one of the electrolyte and the cathode possesses an ionically conducting phase at ambient temperature and the other cf the electrolyte and the cathode lacks an ionically conducting phase at ambient temperate and wherein ionic conductivity can be induced in said other of the electrolyte and the cathode at elevated temperature thereby to render the cell operable.    (EP123516-B)      A solid state electrochemical cell comprising an anode having lithium as its active material, a polymeric electrolyte, and a cathode comprising a composite of an insertion electrode material and a polymeric material, characterised in that one of the electrolyte and the cathode possesses an ionically conducting phase at ambient temperature and the other of the electrolyte and the cathode lacks an ionically conducting phase at ambient temperature and that ionic conductivity can be induced in said other of the electrolyte and the cathode at elevated temperature thereby to render the cell operable.    (7pp)    (EP123516-B2)      A solid state electrochemical cell comprising an anode having lithium as its active material, a polymeric electrolyte, and a cathode comprising a composite of an insertion electrode material and a polymeric material, characterised in that one of the electrolyte and the cathode possesses an ionically conducting phase at ambient temperature and the other of the electrolyte and the cathode lacks an ionically conducting phase at ambient temperature and that ionic conductivity can be induced in said other of the electrolyte and the cathode at elevated temperature thereby to render the cell operable.    (7pp)    (JP2698340-B2)      Solid state cell is made by assembling an Li anode, a polymer electrolyte and a composite cathode of insertion electrode material and polymer material. Only one of electrolyte and cathode is ion-conducting at ambient temp., heating to an elevated temp. inducing ionic conductivity in the other to render the cell operable. Pref. elevated temp. is 80-140 deg.C.    ADVANTAGE -   Cell has enhanced performance in terms of current density, etc. and is easier to handle and fabricate.