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    • 2. 发明授权
    • Photographic element and coating composition therefor
    • 摄影元素及其涂料组成
    • US5418128A
    • 1995-05-23
    • US220850
    • 1994-03-31
    • Michael W. Orem
    • Michael W. Orem
    • G03C1/38
    • G03C1/38
    • A coating composition for applying a layer to a photographic element which comprises gelatin, water and from 0.35 to 1 percent by weight based on the total weight of the composition of a surfactant mixture comprising from 20 to 60 percent by weight of a mixture of anionic surfactants, from 30 to 75 percent by weight of a nonionic surfactant and from 3 to 13 percent by weight of a cationic surfactant based on the total weight of surfactant mixture; the mixture of anionic surfactants comprising from 30 to 85 percent by weight of di- and tri-isopropyl naphthalene sulfonate, sodium salts and from 15 to 70 percent by weight of a dioctyl sulfosuccinate, sodium salt; a di-fluoroalkyl sulfosuccinate, sodium salt where alkyl is C.sub.4 -C.sub.6 ; perfluoro-octyl sulfonate(tetraethyl ammonium salt) or a perfluoro-alkyl carboxylate ammonium salt where alkyl is a mixture of C.sub.5 -C.sub.8 alkyl radicals with hexyl being the major component, based on the total weight of the anionic surfactants; the nonionic surfactant being a nonyl phenoxy poly(glycidyl) alcohol and the cationic surfactant being perfluoro-octyl sulfonamide, N-hydrogen, N-propylene trimethylammonium iodide.
    • 一种涂料组合物,用于将照相元件施加到包含明胶,水和基于组合物总重量的0.35至1重量%的表面活性剂混合物的涂料组合物,其包含20至60重量%的阴离子表面活性剂 ,30至75重量%的非离子表面活性剂和3至13重量%的阳离子表面活性剂,基于表面活性剂混合物的总重量; 包含30至85重量%的萘磺酸二 - 和三异丙酯,钠盐和15至70重量%的二辛基磺基琥珀酸钠的阴离子表面活性剂的混合物,钠盐; 二氟烷基磺基琥珀酸盐,其中烷基是C 4 -C 6的钠盐; 全氟辛基磺酸盐(四乙基铵盐)或全氟烷基羧酸盐铵盐,其中基于阴离子表面活性剂的总重量,烷基是作为主要组分的C5-C8烷基与己基的混合物; 非离子表面活性剂为壬基苯氧基聚(缩水甘油基)醇,阳离子表面活性剂为全氟辛基磺酰胺,N-氢,N-丙烯三甲基碘化铵。
    • 5. 发明授权
    • Fluorinated surfactants in overcoat compositions and elements containing same
    • 外涂层组合物中含氟表面活性剂和含有它们的元素
    • US06875563B2
    • 2005-04-05
    • US10702861
    • 2003-11-06
    • Michael W. OremRonald R. Andrews
    • Michael W. OremRonald R. Andrews
    • G03C1/76G03C1/38G03C1/815G03C1/85B01D12/00B01F17/00
    • G03C1/85G03C1/385
    • A coating composition for use in forming an overcoat layer in a photographic element, said composition comprising an aqueous solution of: a mixture of two or more surfactants; a hydrophilic binder; matte beads; and a lubricating agent; wherein one of the surfactants is represented by the following Formula (I) and is the only fluorosurfactant in the composition: Rf—CH2CH2—S-(A)-D  (I) where Rf is —(CF2)nCF3, n represents the number of CF2 groups and is 3 or 5 in at least 60% of the Rf groups present, and in the remainder of Rf groups n is 7, 9, or 11. A is a divalent linking group that includes substituted alkylene or alkylene (N-alkylene)amide; and D is an ionic group. A photographic element with an outermost layer containing the coating composition is also disclosed.
    • 一种用于在照相元件中形成外涂层的涂料组合物,所述组合物包含水溶液:两种或更多种表面活性剂的混合物; 亲水性粘合剂; 哑光珠; 和润滑剂; 其中一种表面活性剂由下式(I)表示,并且是组合物中唯一的含氟表面活性剂:其中R f是 - (CF 2)n CF 3,n表示CF 2基团的数目,并且在至少60%的 Rf基团存在,Rf基团的其余部分为7,9或11.A为包含取代的亚烷基或亚烷基(N-亚烷基)酰胺的二价连接基团; 并且D是离子基团。还公开了具有包含该涂料组合物的最外层的照相元件。
    • 6. 发明授权
    • Phosphoric acid ester surface modifiers for silver carboxylate nanoparticles
    • 用于银羧酸盐纳米粒子的磷酸酯表面改性剂
    • US06387611B2
    • 2002-05-14
    • US09764665
    • 2001-01-18
    • Mark LelentalDavid A. DickinsonJames L. WakleyMichael W. OremPeter J. Ghyzel
    • Mark LelentalDavid A. DickinsonJames L. WakleyMichael W. OremPeter J. Ghyzel
    • G03C1498
    • G03C1/498G03C1/49809G03C1/4989
    • There is disclosed an oxidation-reduction imaging forming composition comprising an aqueous based dispersion of (i) nanoparticulate silver carboxylate particles having on the surface of the particles a surface modifier which is a phosphoric acid ester and (ii) an organic reducing agent. In particular, the surface modifiers can be mixtures of mono- and di-esters of orthophosphoric acid and hydroxyl-terminated, oxyethylated long-chain alcohols or oxyethylated alkyl phenols or derivatives thereof. Also disclosed are various compositions including the dispersions including oxidation-reduction imaging forming compositions, thermographic elements and photothermographic compositions and elements. The preferred carboxylate is a silver salt of a long chain fatty acid such as silver behenate. A media milling method and a controlled precipitation method of making the dispersions are also disclosed
    • 公开了一种氧化还原成像组合物,其包含(i)纳米颗粒状羧酸银颗粒的水性分散体,其在颗粒表面上具有作为磷酸酯的表面改性剂和(ii)有机还原剂。 特别地,表面改性剂可以是正磷酸和羟基封端的羟乙基化长链醇或羟乙基化烷基酚或其衍生物的单酯和二酯的混合物。 还公开了包括包括氧化还原成像组合物,热成像元件和光热成像组合物和元素的分散体的各种组合物。 优选的羧酸酯是长链脂肪酸的银盐,例如山嵛酸银。 还公开了制备分散体的介质研磨方法和受控沉淀法
    • 9. 发明授权
    • Photographic element and coating composition therefor
    • 摄影元素及其涂料组成
    • US5411844A
    • 1995-05-02
    • US220985
    • 1994-03-31
    • Michael W. Orem
    • Michael W. Orem
    • G03C1/38G03C1/85
    • G03C1/38G03C1/85Y10S430/136Y10S430/151
    • A coating composition for applying a layer to a photographic element and the resulting photographic element comprising gelatin, water and from 0.3 to 1 gm/100 gms of the composition of a surfactant mixture of 15 to 70 percent by weight of a dioctyl sulfosuccinate, sodium salt or di-fluoroalkylsulfosuccinate, sodium salt, from 35 to 75 percent by weight of a nonylphenoxy polyglycidyl alcohol, and from 3 to 14 percent by weight of perfluoro-octyl sulfonamido, N-hydrogen, N-propylene trimethylammonium iodide based on the total weight of the surfactant mixture; when a dioctyl sulfosuccinate, sodium salt is used, the minimum amount thereof is 0.15 gm/100 gm of coating composition.
    • 一种用于向照相元件施加层的涂料组合物,所得照相元件包含明胶,水和0.3至1g / 100g的组合物,表面活性剂混合物为15至70重量%的二辛基磺基琥珀酸钠,钠盐 或二氟烷基磺基琥珀酸盐,钠盐,35-75重量%的壬基苯氧基多缩水甘油,以及3-14重量%的全氟辛基亚磺酰氨基,N-氢,N-丙烯三甲基碘化铵,基于 表面活性剂混合物; 当使用磺基琥珀酸二辛酯钠盐时,其最小量为0.15gm / 100g涂料组合物。
    • 10. 发明授权
    • Viscosity control of photographic melts
    • 摄影熔体的粘度控制
    • US5300418A
    • 1994-04-05
    • US869978
    • 1992-04-16
    • Gary W. ViscontePranab BagchiJames A. FridayMichael W. OremAlan R. Pitt
    • Gary W. ViscontePranab BagchiJames A. FridayMichael W. OremAlan R. Pitt
    • G03C7/388G03C1/08
    • G03C7/388
    • 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.
    • 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。