Invention Grant
- Patent Title: Silver halide emulsions comprising polymeric peptizers
- Patent Title (中): 包含聚合物的银盐乳液
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Application No.: US29497972Application Date: 1972-10-04
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Publication No.: US3852073APublication Date: 1974-12-03
- Inventor: FITZGERALD M
- Applicant: POLAROID CORP
- Assignee: Polaroid Corp
- Current Assignee: Polaroid Corp
- Priority: US29497972 1972-10-04; US10330570 1970-12-31
- Main IPC: G03C1/053
- IPC: G03C1/053 ; G03C1/04
Abstract:
WHEREIN: R1 is hydrogen, lower alkyl such as methyl, ethyl or halogen; R2 is hydrogen, lower alkyl, such as methyl or ethyl, cyano or halogen; R3 is lower alkyl, or lower cycloalkyl; R4 and R5 are each hydrogen, lower alkyl, or lower cycloalkyl; R3 and/or R4 and/or R5 may be chemically joined to form a ring structure; and x is a positive integer greater than 1.
A photosensitive silver halide emulsion wherein the emulsion binder comprises a water-soluble polymer having in its molecule repeating units of the structure which may be represented by the general formula:
A photosensitive silver halide emulsion wherein the emulsion binder comprises a water-soluble polymer having in its molecule repeating units of the structure which may be represented by the general formula:
Public/Granted literature
- USD743014S1 Plate with curved raised surfaces Public/Granted day:2015-11-10
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