公开(公告)号：US3885990A

公开(公告)日：1975-05-27

申请号：US41451173

申请日：1973-11-09

Applicant: POLAROID CORP

Inventor： BLOOM STANLEY M ,  HOFFMAN ARNOLD

IPC: H01M6/04 ,  H01M10/02 ,  H01M17/00

CPC classification number: H01M6/04 ,  H01M10/02

Abstract: A galvanic cell having a zinc anode which includes a source of mercury ion which will provide a relatively continuous source of said ion over an extended period of time for amalgamation with the zinc anode.

Abstract translation: 具有锌阳极的电池，其包括汞离子源，其将在延长的时间段内提供相对连续的所述离子源以与锌阳极并联。

公开(公告)号：US3695876A

公开(公告)日：1972-10-03

申请号：US3695876D

申请日：1970-11-27

Applicant: POLAROID CORP

Inventor： HOFFMAN ARNOLD

IPC: G03C1/496 ,  G03C8/06 ,  G03C5/54

CPC classification number: G03C8/06 ,  G03C1/496

Abstract: A PHOTOSENSITIVE ELEMENT SUITABLE FOR USE IN DIFFUSION TRANSFER PROCESSES IS PREPARED BY IMPOSING A CONSTANT CURRENT TO A LAYER OF SILVER IN THE PRESENCE OF HALIDE IOS. THE THUS-PRODUCED PHOTOSENVITIVE ELEMENT COMPRISES A LAYER OF SILVER WHEREIN A DEPTH OF AT LEAST THREE MICRONS APPARENT THICKNESS (BASED ON FARADAY''S LAW FOR THE NUMBER OF COULOMBS CONSUMED FOR FORMING SILVER HALIDE HAVING A DENSITY OF ABOUT 6) IS CONVERTED TO SILVER HALIDE.