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1. 发明授权

US5112413A Method for treating metal surfaces with a polymer solution 失效
标题翻译：用聚合物溶液处理金属表面的方法
公开(公告)号：US5112413A
公开(公告)日：1992-05-12
申请号：US543642
申请日：1990-06-26
申请人： William S. Carey , Fu Chen , David W. Reichgott
发明人： William S. Carey , Fu Chen , David W. Reichgott
IPC分类号： C09D125/18 , C23C22/83
CPC分类号： C09D125/18 , C23C22/83
摘要： Methods for treating metal surfaces including contacting the surface with a water soluble or water dispersible polymer comprising a repeat unit (a) having the structure ##STR1## or salt form of said repeat unit, wherein R and R.sub.1 are the same or different and are independently chosen from C.sub.1 -C.sub.3 lower alkylene and wherein z is an integer of from 1-3. The methods also include use of copolymers having in addition to repeat unit (a) above, a repeat unit (b) having the structure ##STR2## from wherein X is OH, NH.sub.2, or OM wherein M is a cation, the molar ration of (a.sub.1):(b) being present in said copolymer being from about 20:1 to 1:20. The methods provide chromium free rinse solutions for use in rinsing phosphate-based conversion coated metal surfaces.
摘要翻译：用于处理金属表面的方法，包括使表面与水溶性或水分散性聚合物接触，所述聚合物包含具有所述重复单元结构（I）或盐形式的重复单元（a），其中R和R 1相同或不同并且独立地选自C 1 -C 3低级亚烷基，并且其中z是1-3的整数。所述方法还包括使用具有上述重复单元（a）的共聚物，具有结构式（II）的重复单元（b），其中X是OH，NH 2或OM，其中M是阳离子，所述共聚物中存在的（a1）（b）的摩尔比为约20:1至1:20。该方法提供无铬漂洗溶液，用于冲洗基于磷酸盐的转化涂层金属表面。

2. 发明授权

US4917737A Sealing composition and method for iron and zinc phosphating process 失效
标题翻译：铁和锌磷化过程的密封组合物和方法
公开(公告)号：US4917737A
公开(公告)日：1990-04-17
申请号：US322447
申请日：1989-03-13
申请人： William S. Carey , David W. Reichgott
发明人： William S. Carey , David W. Reichgott
IPC分类号： C23C22/83
CPC分类号： C23C22/83
摘要： Method and composition for sealing of a phosphate conversion coating is disclosed. The method includes contacting a phosphate conversion coating with an acidic aqueous solution of substituted iminodimethylene diphosphonic acids represented, as a class, by the formula R1--N--(CH.sub.2 --PO.sub.3 H.sub.2).sub.2 where R1 is a Z, alkyl or aryl moiety having a carbon chain up to the length where solubility in an acidic aqueous solution is lost. Z is ##STR1## where R2 and R3 are hydrogen, alkyl, aryl, or phosphono alkyl moieties, m is from 1 to 3 and Cn is a methylene carbon chain up to the length where solubility in an acidic aqueous solution is lost, and water soluble salts thereof. Preferably, R1 is methyl through octyl, benzyl, or diethylenediaminotrimethylene triphosphonic acid. The substituted iminodimethylene diphosphonic acid is applied as an aqueous bath with a pH of from about 3.3 to 4.0. The substituted iminodimethylene diphosphonic acid may dry in place or be followed by a deionized water rinse.
摘要翻译：公开了用于密封磷酸盐转化膜的方法和组合物。该方法包括使磷酸盐转化涂层与通式R1-N-（CH2-PO3H2）2表示的取代亚氨基二亚甲基二膦酸的酸性水溶液接触，其中R1是Z，具有碳原子的烷基或芳基部分链直到丧失在酸性水溶液中的溶解度的长度。 Z是，其中R 2和R 3是氢，烷基，芳基或膦酰基烷基部分，m为1至3，C n为亚甲基碳链，直至在酸性水溶液中溶解度丧失的长度，以及水其可溶性盐。优选地，R 1是通过辛基，苄基或二亚乙基二氨基三亚甲基三膦酸的甲基。取代的亚氨基二亚甲基二膦酸作为pH为约3.3至4.0的水浴施用。取代的亚氨基二亚甲基二膦酸可以在适当的位置干燥，或者之后用去离子水冲洗。

3. 发明授权

US5391238A Method and composition for treatment of aluminum 失效
公开(公告)号：US5391238A
公开(公告)日：1995-02-21
申请号：US142751
申请日：1993-10-22
申请人： David W. Reichgott , Fu Chen
发明人： David W. Reichgott , Fu Chen
IPC分类号： C23C22/34 , C23C22/56 , C23C22/06
CPC分类号： C23C22/34 , C23C22/56
摘要： Methods of forming a dried in place conversion coating on metal surfaces such as aluminum and aluminum alloys. The methods comprise contacting the metal with an aqueous solution of a water soluble maleic or acrylic acid/allyl ether copolymer alone or with an acid.

4. 发明授权

US5292379A Method and composition for treatment of aluminum 失效
标题翻译：铝的处理方法和组成
公开(公告)号：US5292379A
公开(公告)日：1994-03-08
申请号：US901340
申请日：1992-06-19
申请人： David W. Reichgott , Fu Chen
发明人： David W. Reichgott , Fu Chen
IPC分类号： C23C22/34 , C23C22/56 , C23C22/06
CPC分类号： C23C22/34 , C23C22/56
摘要： Methods of forming a dried in place conversion coating on metal surfaces such as aluminum and aluminum alloys. The methods comprise contacting the metal with an aqueous solution of a water soluble maleic or acrylic acid/allyl ether copolymer alone or with an acid.
摘要翻译：在金属表面如铝和铝合金上形成干燥的现成转化涂层的方法。所述方法包括使金属与水溶性马来酸或丙烯酸/烯丙基醚共聚物的水溶液单独或与酸接触。

5. 发明授权

US5282905A Method and composition for treatment of galvanized steel 失效
标题翻译：镀锌钢的处理方法和组成
公开(公告)号：US5282905A
公开(公告)日：1994-02-01
申请号：US907428
申请日：1992-07-01
申请人： David W. Reichgott , Fu Chen
发明人： David W. Reichgott , Fu Chen
IPC分类号： C23C22/34 , C23C22/56
CPC分类号： C23C22/34 , C23C22/56
摘要： Methods of forming a conversion coating on metal surfaces such as galvanized steel are provided. The methods comprise reacting the metal surface with an aqueous solution of a water soluble polyacrylic acid or homopolymer thereof, maleic or acrylic acid/allyl ether copolymer alone or with an acid.
摘要翻译：提供了在诸如镀锌钢的金属表面上形成转化涂层的方法。所述方法包括使金属表面与水溶性聚丙烯酸或其均聚物，马来酸或丙烯酸/烯丙基醚共聚物的水溶液单独或与酸反应。

6. 发明授权

US5158622A Method and composition for treatment of aluminum 失效
标题翻译：铝的处理方法和组成
公开(公告)号：US5158622A
公开(公告)日：1992-10-27
申请号：US654159
申请日：1991-02-12
申请人： David W. Reichgott , Fu Chen
发明人： David W. Reichgott , Fu Chen
IPC分类号： C23C22/34 , C23C22/56
CPC分类号： C23C22/34 , C23C22/56
摘要： Methods of forming a dried in place conversion coating on metal surfaces such as aluminum and aluminum alloys. The methods comprise contacting the metal with an aqueous solution of a water soluble maleic or acrylic acid/allyl ether copolymer alone or with an acid.
摘要翻译：在金属表面如铝和铝合金上形成干燥的现成转化涂层的方法。所述方法包括使金属与水溶性马来酸或丙烯酸/烯丙基醚共聚物的水溶液单独或与酸接触。

7. 发明授权

US5518770A Methods and compositions for pretreatment of metals 失效
标题翻译：金属预处理方法和组成
公开(公告)号：US5518770A
公开(公告)日：1996-05-21
申请号：US392696
申请日：1995-02-23
申请人： Alan E. Goliaszewski , David W. Reichgott , Lothar S. Sander
发明人： Alan E. Goliaszewski , David W. Reichgott , Lothar S. Sander
IPC分类号： B05D7/14 , C09D143/04 , C23C22/68 , C23C22/83
CPC分类号： C23C22/83 , B05D7/14 , C09D143/04 , C23C22/68 , C23C2222/20
摘要： Methods and compositions for pretreating a metal surface are provided. The methods comprise applying to the metal surface a hydrolysate of a copolymer of an unsaturated carboxylic acid or derivative thereof and a vinyltrialkoxysilane compound. Novel zinc salt hydrolysate compositions and zirconium salt hydrolysate compositions are also disclosed.
摘要翻译：提供了用于预处理金属表面的方法和组合物。所述方法包括向金属表面施加不饱和羧酸或其衍生物和乙烯基三烷氧基硅烷化合物的共聚物的水解产物。还公开了新的锌盐水解产物组合物和锆盐水解产物组合物。

8. 发明授权

US4511676A Method for cleaning organically fouled anion exchange resins using diethylene glycol compound or derivative 失效
标题翻译：使用二甘醇化合物或衍生物清洁有机污染阴离子交换树脂的方法
公开(公告)号：US4511676A
公开(公告)日：1985-04-16
申请号：US521296
申请日：1983-08-08
申请人： David W. Reichgott , Michael J. Leary
发明人： David W. Reichgott , Michael J. Leary
IPC分类号： B01J49/00 , C11D7/50
CPC分类号： C11D7/5022 , B01J49/0078
摘要： A method for cleansing organically fouled anionic exchange resins is disclosed wherein, in addition to cleansing with caustic and/or brine, the fouled resin is contacted with an effective diethylene glycol compound or derivative thereof.
摘要翻译：公开了一种用于清洁有机污染的阴离子交换树脂的方法，其中除了用苛性碱和/或盐水进行清洁之外，使污垢的树脂与有效的二甘醇化合物或其衍生物接触。

9. 发明授权

US5389405A Composition and process for treating metal surfaces 失效
公开(公告)号：US5389405A
公开(公告)日：1995-02-14
申请号：US152806
申请日：1993-11-16
申请人： Deborah L. Purnell , Brenda S. Morris , David W. Reichgott
发明人： Deborah L. Purnell , Brenda S. Morris , David W. Reichgott
IPC分类号： C09D183/02 , C09D183/08 , C23C22/60 , B05D7/14 , C08L83/00 , C09D5/08
CPC分类号： C23C22/60 , C09D183/02 , C09D183/08 , C23C2222/20
摘要： A non-chromate conversion coating for metal surfaces such as aluminum, steel, galvanized steel and zinc-aluminum steel consisting of an aqueous solution of a cationic polymer, an alkaline aqueous silicate and an organofunctional silane.

10. 发明授权

US4496667A Method for cleaning organically fouled anion exchange resins 失效
标题翻译：清洁有机污染阴离子交换树脂的方法
公开(公告)号：US4496667A
公开(公告)日：1985-01-29
申请号：US523246
申请日：1983-08-15
申请人： David W. Reichgott , Michael J. Leary
发明人： David W. Reichgott , Michael J. Leary
IPC分类号： B01J49/00
CPC分类号： B01J49/0078
摘要： Methods for cleaning organically fouled anion exchange resins are disclosed. In addition to cleaning with brine and/or caustic, the fouled resins are contacted with an aqueous solution comprising an effective cleaning agent having the formula R--O--H wherein R is alkyl (C.sub.1 -C.sub.4) or hydroxylated alkyl (C.sub.1 -C.sub.4). Isopropanol is preferred.
摘要翻译：公开了用于清洁有机污垢阴离子交换树脂的方法。除了用盐水和/或苛性碱进行清洗之外，将污垢树脂与包含具有式R-O-H的有效清洁剂的水溶液接触，其中R是烷基（C1-C4）或羟基化烷基（C1-C4）。异丙醇是优选的。

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