公开(公告)号：US5366857A

公开(公告)日：1994-11-22

申请号：US952719

申请日：1992-11-13

申请人： Alan R. Pitt ,  Bernard A. Clark ,  John F. Padday

发明人： Alan R. Pitt ,  Bernard A. Clark ,  John F. Padday

IPC分类号： G03C1/85 ,  C09D7/12 ,  C09D189/00 ,  G03C1/38

CPC分类号： G03C1/385 ,  Y10S430/162 ,  Y10S516/01

摘要： A coating composition suitable for use in the preparation of a photographic material comprises an aqueous solution of a hydrophilic colloid and a surface active coating aid having the formulaCF.sub.3 (CF.sub.2).sub.n CH.sub.2 O(glycidyl).sub.m Hwhereinn is an integer from 4 to 7; and,m is an integer from 6 to 45.

摘要翻译： PCT No.PCT / EP91 / 00898 371日期：1992年11月13日 102（e）日期1992年11月13日PCT 1991年5月11日PCT PCT。 WO91 / 18321 PCT出版物 适用于制备照相材料的涂料组合物包括亲水胶体的水溶液和具有式CF 3（CF 2）n CH 2 O（缩水甘油基）m H的表面活性涂料助剂，其中n为 4到7的整数; m为6〜45的整数。

公开(公告)号：US5300418A

公开(公告)日：1994-04-05

申请号：US869978

申请日：1992-04-16

申请人： Gary W. Visconte ,  Pranab Bagchi ,  James A. Friday ,  Michael W. Orem ,  Alan R. Pitt

发明人： Gary W. Visconte ,  Pranab Bagchi ,  James A. Friday ,  Michael W. Orem ,  Alan R. Pitt

IPC分类号： G03C7/388 ,  G03C1/08

CPC分类号： G03C7/388

摘要： The invention relates to a melt for the coating of a layer in a photographic element and which contains water, gelatin and an anionically charged, hydrophobic group containing compound that is (a) water soluble or soluble in a solution of 5 to 20 percent of water miscible organic solvent,said melt being further characterized by containing an amount of an amphiphilic compound which is sufficient to reduce the viscosity of said melt, said compound selected from the class consisting of:Type A: Sugar (saccharidic) compounds, characterized by having one to three hydrophobic groups, each group containing from about 6 to about 22 carbon atoms, and having one or more attached hydrophilic mono- or oligosaccharidic hydrophilic chains that may or may not be terminated by a negatively charged group such as a sulfate, sulfonate or a carboxyl group; andType B: Compounds compromising a hydrophobic group having from about 6 to about 22 carbon atoms and having one or two attached hydrophilic chains comprising at least 4 oxyethylene and/or glycidyl ether groups that may or may not be terminated with a negatively charged group such as a sulfate, sulfonate or a carboxy group.and mixtures thereofThe preferred compounds for this invention are type A compounds.

摘要翻译： 本发明涉及一种用于在照相元件中涂层的熔体，其包含水，明胶和含阴离子电荷的含疏水基团的化合物，其为（a）水溶性或可溶于5至20％的水溶液 所述熔体进一步的特征在于含有一定量的两亲化合物，其足以降低所述熔体的粘度，所述化合物选自以下类别：A型：糖（糖化）化合物，其特征在于具有一种 至三个疏水基团，每个基团含有约6至约22个碳原子，并且具有一个或多个连接的亲水性单糖或寡糖亲水链，其可以或可以不被带负电荷的基团例如硫酸根，磺酸根或 羧基; 和B型：损害具有约6至约22个碳原子的疏水基团并具有一个或两个连接的亲水链的化合物，其包含至少4个氧化乙烯和/或缩水甘油醚基团，其可以或可以不以带负电荷的基团 作为硫酸盐，磺酸盐或羧基。 和其混合物。用于本发明的优选化合物是A型化合物。

公开(公告)号：US5298191A

公开(公告)日：1994-03-29

申请号：US945631

申请日：1992-10-22

申请人： Alan R. Pitt ,  Ian M. Newington

发明人： Alan R. Pitt ,  Ian M. Newington

IPC分类号： B01F17/00 ,  B01F17/16 ,  B01F17/22 ,  B01F17/26 ,  B01F17/42 ,  C07C233/17 ,  C07C233/18 ,  C07C233/22 ,  C07C233/69 ,  C07C235/02 ,  C07C235/48 ,  C07C237/02 ,  C07C311/08 ,  C07C311/14 ,  C07C311/29 ,  G03C1/38 ,  B01J13/00 ,  C07C233/04

CPC分类号： G03C1/38 ,  C07C233/18 ,  C07C235/48

摘要： Non-ionic surface active compounds are provided having the formula ##STR1## wherein L is ##STR2## L' is a chemical bond, --O--, --S--, --NH--, --CONH-- or --SO.sub.2 NH--; R is a hydrophobic substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, or a substituted or unsubstituted aryl group;each of R.sup.1 and R.sup.2 independently is hydrogen or an alkyl group having from 1 to 4 carbon atoms;each of a and b independently is 0 or an integer from 1 to 3, provided that the sum of a and b is not greater than 3; and,each of x and y independently is an integer from 3 to 7.They may be used as coating aids or dispersing aids in the preparation of photographic materials.

摘要翻译： PCT No.PCT / EP92 / 00453 Sec。 371日期：1992年10月22日 102（e）日期1992年10月22日PCT 1992年3月2日PCT公布。 出版物WO92 / 15554 日本9月17日，1992提供非离子表面活性化合物，其具有式（*化学结构*），其中L是（*化学结构*）（*化学结构*）L'是化学键，-O-， -S-，-NH-，-CONH-或-SO 2 NH-; R是疏水性取代或未取代的烷基，取代或未取代的环烷基，或取代或未取代的芳基; R 1和R 2各自独立地为氢或具有1至4个碳原子的烷基; a和b各自独立地为0或1至3的整数，条件是a和b之和不大于3; 并且x和y各自独立地为3至7的整数。它们可以用作制备照相材料的涂料助剂或分散助剂。

公开(公告)号：US4988610A

公开(公告)日：1991-01-29

申请号：US358211

申请日：1989-05-30

申请人： Alan R. Pitt ,  John T. Wear ,  Rachel Richardson ,  David Young

发明人： Alan R. Pitt ,  John T. Wear ,  Rachel Richardson ,  David Young

IPC分类号： G03C1/38

CPC分类号： G03C1/38 ,  Y10S516/04 ,  Y10S516/06

摘要： The invention provides a composition comprising a hydrophilic colloid and a surface active agent characterised in that the surface active agent is a compound having the formula ##STR1## wherein each of R.sub.1, R.sub.2 and R.sub.3 independently is a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group;each of X and Y is --H or --Q.sup.- M.sup.+ ;Q.sup.- is an anion; and,M.sup.+ is a cation;provided that when X is --H, Y is --Q.sup.- M.sup.+ and that when X is --Q.sup.- M.sup.+, Y is --H.Preferred surface active agents include compounds of the above formula wherein R.sub.1, R.sub.2 and R.sub.3 are identical.The anion Q.sup.- is a negatively charged atom or group of atoms preferably comprising a sulphonate group, such as --SO.sub.3.sup.- or --CH.sub.2 SO.sub.3.sup.- or a sulphate group, such as --OSO.sub.3.sup.-.The cation M.sup.+ is a positively charged atom or group of atoms preferably chosen from alkali metal cations, such as Na.sup.+ or ammonium.