Patent EP0145498A2 successfully refreshed from Google Patents.
EP0145498A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Materials for electrical devices
Assignee: Scimat Ltd
•
Filing: 1984-12-13
•
Granted: —
•
Expires: 2004-12-13
Abstract
Abstract Melt-extruded polymeric electrolyte material for electrochemical power cells may be coextruded with other components of the cell, notably a lithium metal anode.
Inventors
- 👤 John Anthony Cook
- 👤 George Barry Park
- 👤 Robert Hamilton Mcloughlin
- 👤 William John Whitcher
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-25 01:03
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/181; B; B29; B29C; B29C48/00; B29C48/022; B29C48/03; B29C48/07; B29K; B29K2105/00; B29K2105/06; B29K2105/16; B29L; B29L2031/00; B29L2031/30; B29L2031/3055; B29L2031/3061; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
9 words
Melt-extruded polymeric electrolyte material for an electrochemical power cell.
Claim 2
Dependent Claim
9 words
Melt-extruded polymeric electrolyte material for an electrochemical power cell.
Claim 3
Dependent Claim
34 words
A melt extruded polymeric electrolyte material according to claim 1, that comprises a plasticising agent that at least inhibits change in the morphology of the polymer from an amorphous phase to a crystalline phase.
Claim 4
Dependent Claim
27 words
A melt extruded polymeric electrolyte material according to claim 2, in which the dielectric constant of the plasticising agent is greater than 20, especially greater than 40.
Claim 5
Dependent Claim
14 words
An electrochemical power cell comprising melt-extruded polymeric electrolyte material and/or melt extruded cathode material.
Claim 6
Dependent Claim
14 words
An electrochemical power cell comprising melt-extruded polymeric electrolyte material and/or melt extruded cathode material.
Claim 7
Dependent Claim
16 words
A cell according to claim 4 comprising a metallic anode material -co-extruded with the electrolyte material.
Claim 8
Dependent Claim
17 words
A cell according to claim 4 or 5 in which the electrolyte material comprises a plasticising aent.
Claim 9
Dependent Claim
13 words
An electrode for an electrochemical power cell having polymeric electrolyte material melt-extruded thereon.
Claim 10
Dependent Claim
13 words
An electrode for an electrochemical power cell having polymeric electrolyte material melt-extruded thereon.
Claim 11
Dependent Claim
15 words
An electrode according to claim 7 having melt-extruded cathode material on the polymeric electrolyte material.
Claim 12
Dependent Claim
14 words
An electrode according to claim 7 or 8 which is a lithium metal electrode.
Claim 13
Dependent Claim
12 words
An electrochemical power cell having a cathode comprising melt-extruded polymeric electrolyte material.
Claim 14
Dependent Claim
12 words
An electrochemical power cell having a cathode comprising melt-extruded polymeric electrolyte material.
Claim 15
Dependent Claim
10 words
Melt-extruded cathode material comprising polymeric material and a cathodic filler.
Claim 16
Dependent Claim
10 words
Melt-extruded cathode material comprising polymeric material and a cathodic filler.
Claim 17
Dependent Claim
10 words
Material according to claim 11 comprising added electronically conducting material.
Claim 18
Dependent Claim
19 words
An electrode according to claim 8 wherein the cathode material is as specified in claim 10, 11 or 12.
Claim 19
Independent Claim
22 words
A method of making an electrochemical power cell comprising melt-extruding polymeric electrolyte material onto another component to be incorporated in the cell.
Claim 20
Independent Claim
22 words
A method of making an electrochemical power cell comprising melt-extruding polymeric electrolyte material onto another component to be incorporated in the cell.
Claim 21
Dependent Claim
20 words
A method according to claim 14 comprising melt-extruding a cathode material and subsequently applying it to the polymeric electrolyte material.
Claim 22
Dependent Claim
19 words
A method according to claim 14 or 15 comprising coextruding the polymeric electrolyte material and a metallic anode material.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.