Global Patent Index - EP 0371338 A1

EP 0371338 A1 19900606 - Silver halide photgraphic light-sensitive material.

Title (en)

Silver halide photgraphic light-sensitive material.

Title (de)

Lichtempfindliches photographisches Silberhalogenidmaterial.

Title (fr)

Martériau photographique à l'halogénure d'argent sensible à la lumière.

Publication

EP 0371338 A1 19900606 (EN)

Application

EP 89121214 A 19891116

Priority

  • JP 15604989 A 19890619
  • JP 29067688 A 19881117

Abstract (en)

A silver halide photographic light-sensitive material comprising a support and at least one silver halide emulsion layer thereon, said silver halide emulsion layer containing a monodisperse silver halide emulsion manufactured in the presence of at least one type of thiosulfonic acid compounds represented by formulas [I], [II], and [III]: [I] R-SO2S-M [II] R-SO2S-R<1> [III] RSO2S-Lm-SSO2-R<2> wherein R, R<1>, and R<2> may be the same or different and represent an aliphatic group, an aromatic group, or a heterocyclic group, M represents a cation, L represents a divalent bonding group, m represents 0 or 1, compounds represented by formulas [I] to [III] can be polymers containing, as a repeating unit, divalent groups derived from compounds represented by formulas [I] to [III], and if possible, R, R<1>, R<2>, and L can be bonded with each other to form a ring.

IPC 1-7

G03C 1/035; G03C 1/10; G03C 1/34

IPC 8 full level

G03C 1/035 (2006.01); G03C 1/10 (2006.01); G03C 1/34 (2006.01)

CPC (source: EP)

G03C 1/035 (2013.01); G03C 1/10 (2013.01); G03C 1/346 (2013.01); G03C 2001/0357 (2013.01); G03C 2001/03582 (2013.01)

Citation (search report)

  • [Y] FR 2169360 A1 19730907 - AGFA GEVAERT AG [DE]
  • [A] DE 2824082 A1 19781214 - FUJI PHOTO FILM CO LTD
  • [A] US 4775617 A 19881004 - GODA KENSUKE [JP]
  • [Y] Zeitschrift für wissenschaftliche Photographie vol. 63, no. 7-9, 1969, Berlin,DD pages 133 - 148; S.Gahler: "Benzolthiosulfonsäure und Reduktionssensibilisierung"
  • [Y] PATENT ABSTRACTS OF JAPAN vol. 9, no. 37 (P-335)(1760) 16 February 1985, & JP-A-59 178447 (KONISHIROKU PHOTO INDUSTRY COMPANY LIMITED) 09 October 1984,

Designated contracting state (EPC)

DE FR GB NL

DOCDB simple family (publication)

EP 0371338 A1 19900606; EP 0371338 B1 19960214; DE 68925676 D1 19960328; DE 68925676 T2 19961017

DOCDB simple family (application)

EP 89121214 A 19891116; DE 68925676 T 19891116