Patent search ap:("GAF CORP") AND inv:"DERSCH FRITZ" Page 2

11.

发明授权
Sulfuric acid esters of butynediol-polyalkylene oxide condensates as antifoggant in silver halide emulsions 失效
Title translation: 丁二醇 - 聚亚烷基氧化物凝胶的硫酸酯作为银盐乳液中的抗生素

公开(公告)号：US3597214A

公开(公告)日：1971-08-03

申请号：US3597214D

申请日：1968-01-12

Applicant: GAF CORP

Inventor： MACKEY E SCUDDER , DERSCH FRITZ , LEARY ROBERT E

IPC: G03C1/04 , G03C1/043 , G03C1/34

CPC classification number: G03C1/043 , G03C1/04

Abstract: A PHOTOGRAPHIC ELEMENT HAVING INCORPORATED IN THE LIGHT-SENSITIVE SILVER HALIDE EMULSION LAYER OR IN A COLLOID LAYER CONTIGUOUS THEREWITH A SULFURIC ACID ESTER OF A CONDENSATION PRODUCT OF AN ALKYLENE OXIDE WITH A BUTYNEDIOL.

12.

发明授权
Fog reduction in photographic silver halide emulsions 失效
Title translation: 摄影银卤素乳液中的FOG还原

公开(公告)号：US3597213A

公开(公告)日：1971-08-03

申请号：US3597213D

申请日：1968-02-12

Applicant: GAF CORP

Inventor： DERSCH FRITZ , LUCIANI GIACOMO

IPC: G03C1/34

CPC classification number: G03C1/34

Abstract: PHOTOGRAPHIC ELEMENTS HAVING THEREON A SILVER HALIDE EMULSION LAYER, AND CONTAINING IN SAID LAYER OR AN ADJACENT LAYER, A 2,2''-(P,P-BIPHENYLENE)-3,3'',5,5''-TETRASUBSTITUTED BISTETRAZOLIUM SALT AS A FOG REDUCING AGENT.

13.

发明授权
Photographic silver halide emulsion stabilized with ethylene-diurea 失效
Title translation: 用乙烯 - 二胺稳定的摄影银盐乳化剂

公开(公告)号：US3582346A

公开(公告)日：1971-06-01

申请号：US3582346D

申请日：1968-07-18

Applicant: GAF CORP

Inventor： DERSCH FRITZ

IPC: C08K5/21 , G03C1/34

CPC classification number: G03C1/34 , C08K5/21 , C08L71/02

Abstract: A STABILIZED SILVER HALIDE PHOTOGRAPHIC EMULSION WHICH IS SENSITIZED WITH ALKYLENE OXIDE POLYMERS AND STABILIZED WITH ETHYLENE-DIUREA.

14.

发明授权
Piperonal as antifoggant and stabilizer 失效
Title translation: PIPERONAL作为抗病毒和稳定剂

公开(公告)号：US3565623A

公开(公告)日：1971-02-23

申请号：US3565623D

申请日：1966-11-16

Applicant: GAF CORP

Inventor： LUCIANI GIACOMO , DERSCH FRITZ

IPC: G03C1/34 , G03C1/06 , G03C5/30

CPC classification number: G03C1/34

Abstract: A LIGHT-SENSITIVE SILVER HALIDE EMULSION AND THE PHOTOGRAPHIC MATERIAL PREPARED THEREFROM, BOTH OF WHICH CONTAIN AS AN ANTIFOGGANT AND STABILIZER A PIPERONAL COMPOUND HAVING THE STRUCTURAL FORMULA:

6-(O=CH-)-1,3-BENZODIOXOLE

15.

发明授权
Alkylated poly-n-vinyl-lactam stabilized silver halide emulsions 失效
Title translation: 烷基聚-N-乙烯基-LACTAM稳定化银卤化物乳液

公开(公告)号：US3505067A

公开(公告)日：1970-04-07

申请号：US3505067D

申请日：1967-03-16

Applicant: GAF CORP

Inventor： DERSCH FRITZ , ARMENTROUT RICHARD P

IPC: G03C1/053 , G03C5/30 , G03C1/34 , G03C1/72

CPC classification number: G03C1/053 , Y10S430/162

16.

发明授权
Anti-fogging and anti-plumming disulfide compound for use in silver halide photographs 失效
Title translation: 防雾和抗放射化合物用于银色照相摄影

公开(公告)号：US3447925A

公开(公告)日：1969-06-03

申请号：US3447925D

申请日：1965-10-23

Applicant: GAF CORP

Inventor： DERSCH FRITZ , WELSH JOHN A

IPC: G03C1/34 , G03C1/35

CPC classification number: G03C1/34 , G03C1/346 , G03C1/355

17.

发明授权
Dehydrodithizone and mercaptotetrazolium salts as silver halide photographic antifoggants and stabilizers 失效
Title translation: 脱水山梨糖醇和麦角硫酸钠盐作为银盐摄影抗菌素和稳定剂

公开(公告)号：US3420664A

公开(公告)日：1969-01-07

申请号：US3420664D

申请日：1966-01-03

Applicant: GAF CORP

Inventor： DERSCH FRITZ , WELSH JOHN A

IPC: C07D257/04 , G03C1/34 , G03C1/28

CPC classification number: C07D257/04 , G03C1/346

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