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1. 发明授权

US5532308A Method for improving retention and drainage characteristics in alkaline papermaking 失效
公开(公告)号：US5532308A
公开(公告)日：1996-07-02
申请号：US373706
申请日：1995-01-17
申请人： Michael A. Schuster , John C. Harrington, IV , Wen P. Liao , Fu Chen
发明人： Michael A. Schuster , John C. Harrington, IV , Wen P. Liao , Fu Chen
IPC分类号： C08F290/04 , C08L51/06 , D21H17/37
CPC分类号： C08F290/046
摘要： A composition and method for improving the drainage and retention characteristics of a paper furnish consisting of a water soluble graft copolymer and bentonite clay. It is preferred that the graft copolymer be added to the furnish prior to at least one shear stage and that the bentonite clay be added after the shear stage.

2. 发明授权

US5415740A Method for improving retention and drainage characteristics in alkaline papermaking 失效
标题翻译：改善碱性造纸中保留和排水特性的方法
公开(公告)号：US5415740A
公开(公告)日：1995-05-16
申请号：US217037
申请日：1994-03-24
申请人： Michael A. Schuster , John C. Harrington, IV , Wen P. Liao , Fu Chen
发明人： Michael A. Schuster , John C. Harrington, IV , Wen P. Liao , Fu Chen
IPC分类号： C08F290/04 , D21H17/37
CPC分类号： C08F290/046
摘要： A composition and method for improving the drainage and retention characteristics of a paper furnish consisting of a water soluble graft copolymer and bentonite clay. It is preferred that the graft copolymer be added to the furnish prior to at least one shear stage and that the bentonite clay be added after the shear stage.
摘要翻译：一种用于改善由水溶性接枝共聚物和膨润土组成的纸配料的排水和保留特性的组合物和方法。优选在至少一个剪切阶段之前将接枝共聚物加入到配料中，并且在剪切阶段之后加入膨润土。

3. 发明授权

US5269942A Quaternized polyvinylamines for deinking loop clarification 失效
标题翻译：用于脱墨环澄清的季铵化聚乙烯胺
公开(公告)号：US5269942A
公开(公告)日：1993-12-14
申请号：US424
申请日：1993-01-04
申请人： John C. Harrington, IV , Jen-Chi Chen , Fu Chen
发明人： John C. Harrington, IV , Jen-Chi Chen , Fu Chen
IPC分类号： C02F1/54 , C02F1/56
CPC分类号： C02F1/54 , Y10S210/928
摘要： The use of quaternized polyvinylamine for use in clarification of water in a deinking loop of a paper, such as newspaper, recycling operation.
摘要翻译：使用季铵化聚乙烯胺用于澄清纸的脱墨循环中的水，如报纸，再循环操作。

4. 发明授权

US5374336A Water soluble graft copolymers and methods of use thereof 失效
标题翻译：水溶性接枝共聚物及其使用方法
公开(公告)号：US5374336A
公开(公告)日：1994-12-20
申请号：US101139
申请日：1993-08-03
申请人： John T. Lin , Wen P. Liao , Fu Chen
发明人： John T. Lin , Wen P. Liao , Fu Chen
IPC分类号： C08F290/04 , D21H21/10 , C02F1/56 , C08F265/10
CPC分类号： C08F290/046
摘要： A water soluble graft copolymer useful as retention and drainage aids in papermaking processes having the structure: ##STR1## wherein E is the repeat unit obtained after polymerization of an .alpha.,.beta. ethylenically unsaturated compound, the molar percentage of a:b is from about 95:5 to 5:95, with the proviso that the sum of a and b equals 100%; G comprises the structure: ##STR2## wherein d is a cationic monomer, R.sub.1, R.sub.2 and R.sub.3 are the same or different and are hydrogen or a lower alkyl group having C.sub.1 to C.sub.3, F is the salt of an ammonium cation and the molar percentage of c:d is from 95:5 to 5:95 with the proviso that the sum of c and d equals 100%.
摘要翻译：一种水溶性接枝共聚物，其用作造纸方法中的保留和引流助剂，其结构如下：其中E是在α，β烯键式不饱和化合物聚合之后获得的重复单元，a：b的摩尔百分比为约95 ：5至5:95，条件是a和b之和等于100％; G包括以下结构：其中d为阳离子单体，R1，R2和R3相同或不同，为氢或C1至C3的低级烷基，F为铵阳离子的盐，摩尔百分数的c：d为95:5至5:95，条件是c和d之和等于100％。

5. 发明授权

US5234604A Water soluble block copolymers and methods of use therof 失效
标题翻译：水溶性嵌段共聚物和使用方法
公开(公告)号：US5234604A
公开(公告)日：1993-08-10
申请号：US939810
申请日：1992-09-03
申请人： Wen P. Liao , Fu Chen , Stephen R. Vasconcellos
发明人： Wen P. Liao , Fu Chen , Stephen R. Vasconcellos
IPC分类号： C02F1/54 , C08F293/00
CPC分类号： C08F293/00 , C02F1/54
摘要： A composition and method of use thereof for the treatment of wastewater comprising a block copolymer having the formula: ##STR1## wherein E is a polymeric segment obtained from the polymerization of hydrophobic monomers, x when present is a nonionic monomer, y is a cationic monomer, R.sub.1 and R.sub.2 are the same or different and are H or a lower alkyl group from C.sub.1 to C.sub.3 and F is a salt of an ammonium cation.
摘要翻译：一种用于处理废水的组合物及其使用方法，包括具有下式的嵌段共聚物：其中E是从疏水性单体的聚合获得的聚合物链段，当存在时为x是非离子单体，y为阳离子单体，R1和R2相同或不同，为H或C1至C3的低级烷基，F为铵阳离子的盐。

6. 发明授权

US5211854A Water soluble graft copolymers and methods of use thereof 失效
标题翻译：水溶性接枝共聚物及其使用方法
公开(公告)号：US5211854A
公开(公告)日：1993-05-18
申请号：US691206
申请日：1991-04-25
申请人： Wen P. Liao , Fu Chen
发明人： Wen P. Liao , Fu Chen
IPC分类号： C08F290/04
CPC分类号： C08F290/046
摘要： A water soluble graft copolymer useful for dewatering wastewater having the structure: ##STR1## wherein E is the repeat unit obtained after polymerization of an .alpha.,.beta. ethylenically unsaturated compound the molar percentage of a:b is from about 95:5 to 5:95 with the proviso that the sum of a and b equals 100%; G comprises the structure: ##STR2## wherein d is a cationic monomer, R.sub.1, R.sub.2 and R.sub.3 are the same or different and are hydrogen or a lower alkyl group having C.sub.1 to C.sub.3, F is the salt of an ammonium cation and the molar percentage of c:d is from 95:5 to 5:95 with the proviso that the sum of c and d equals 100%.
摘要翻译：一种可用于脱水废水的水溶性接枝共聚物，其结构如下：其中E是α，β烯键式不饱和化合物聚合后获得的重复单元，a：b的摩尔百分比为约95:5至5:95 条件是a和b之和等于100％; G包括以下结构：其中d为阳离子单体，R1，R2和R3相同或不同，为氢或C1至C3的低级烷基，F为铵阳离子的盐，摩尔百分数的c：d为95:5至5:95，条件是c和d之和等于100％。

7. 发明授权

US5387318A Water soluble graft copolymers for laser print deinking loop clarification 失效
标题翻译：用于激光打印脱墨环澄清的水溶性接枝共聚物
公开(公告)号：US5387318A
公开(公告)日：1995-02-07
申请号：US169819
申请日：1993-12-17
申请人： Wen P. Liao , John C. Harrington , Walter J. Burgess , Fu Chen
发明人： Wen P. Liao , John C. Harrington , Walter J. Burgess , Fu Chen
IPC分类号： C08F290/04 , C02F1/56
CPC分类号： C08F290/046
摘要： A method for clarifying the laser print deinking loop water in a papermaking process by using a water soluble graft copolymer having the structure: ##STR1## wherein E is the repeat unit obtained after polymerization of an .alpha.,.beta. ethylenically unsaturated compound, the molar percentage of a:b is from about 95:5 to 5:95, with the proviso that the sum of a and b equals 100%; G comprises the structure: ##STR2## wherein d is a cationic monomer, R.sub.1, R.sub.2 and R.sub.3 are the same or different and are hydrogen or a lower alkyl group having C.sub.1 to C.sub.3, F is the salt of an ammonium cation and the molar percentage of c:d is from 95:5 to 5:95 with the proviso that the sum of c and d equals 100%.
摘要翻译：通过使用具有以下结构的水溶性接枝共聚物来澄清造纸工艺中的激光打印脱墨环水的方法：其中E是在α，β烯键式不饱和化合物聚合之后获得的重复单元，其摩尔百分比 a：b为约95:5至5:95，条件是a和b之和等于100％; G包括以下结构：其中d为阳离子单体，R1，R2和R3相同或不同，为氢或C1至C3的低级烷基，F为铵阳离子的盐，摩尔百分数的c：d为95:5至5:95，条件是c和d之和等于100％。

8. 发明授权

US5108622A Block copolymers for sludge dewatering and a polymeric initiator for their preparation 失效
标题翻译：用于污泥脱水的嵌段共聚物和其制备的聚合物引发剂
公开(公告)号：US5108622A
公开(公告)日：1992-04-28
申请号：US714101
申请日：1991-06-11
申请人： Wen P. Liao , Fu Chen
发明人： Wen P. Liao , Fu Chen
IPC分类号： C02F1/54
CPC分类号： C02F1/54
摘要： The invention pertains to the composition of a novel polymeric initiator and method for initiating the polymerization of vinyl monomers into water soluble polymers or block copolymers. The polymeric initiator has the formula: ##STR1## wherein M is H or a cation, R.sub.1 is a linear or branched lower alkylene group having from about 1 to 8 carbon atoms, R.sub.2 is H or a lower alkyl group having from about 1 to 5 carbon atoms and n is from 1 to 10. The resulting water soluble block copolymers are very useful in sludge dewatering applications.
摘要翻译：本发明涉及新型聚合物引发剂的组合物和用于引发乙烯基单体聚合成水溶性聚合物或嵌段共聚物的方法。聚合引发剂具有下式：其中M为H或阳离子，R1为具有约1至8个碳原子的直链或支链低级亚烷基，R2为H或具有约1至5个碳原子的低级烷基碳原子，n为1至10.所得的水溶性嵌段共聚物在污泥脱水应用中非常有用。

9. 发明授权

US5298566A Water soluble graft copolymers and methods of use thereof 失效
标题翻译：水溶性接枝共聚物及其使用方法
公开(公告)号：US5298566A
公开(公告)日：1994-03-29
申请号：US773
申请日：1993-01-05
申请人： Wen P. Liao , Fu Chen
发明人： Wen P. Liao , Fu Chen
IPC分类号： C08F290/04 , C08F265/10
CPC分类号： C08F290/046
摘要： A water soluble graft copolymer useful for dewatering wastewater having the structure: ##STR1## wherein E is the repeat unit obtained after polymerization of an .alpha., .beta. ethylenically unsaturated compound, the molar percentage of a:b is from about 95:5 to 5:95, with the proviso that the sum of a and b equals 100% G comprises the structure: ##STR2## wherein d is a cationic monomer, R.sub.1, R.sub.2 and R.sub.3 are the same or different and are hydrogen or a lower alkyl group having C.sub.1 to C.sub.3, F is the salt of an ammonium cation and the molar percentage of c:d is from 95:5 to 5:95 with the proviso that the sum of c and d equals 100%.
摘要翻译：一种用于脱水废水的水溶性接枝共聚物，具有以下结构：其中E是在α，β烯键式不饱和化合物聚合之后获得的重复单元，a：b的摩尔百分数为约95:5至5:1。 95，条件是a和b的总和等于100％G包括以下结构：其中d是阳离子单体，R1，R2和R3相同或不同，是氢或具有C1的低级烷基对于C3，F是铵阳离子的盐，c：d的摩尔百分比为95:5至5:95，条件是c和d的总和等于100％。

10. 发明授权

US5182331A Water soluble block copolymers and methods of use thereof 失效
标题翻译：水溶性嵌段共聚物及其使用方法
公开(公告)号：US5182331A
公开(公告)日：1993-01-26
申请号：US661580
申请日：1991-02-26
申请人： Wen P. Liao , Fu Chen , Stephen R. Vasconcellos
发明人： Wen P. Liao , Fu Chen , Stephen R. Vasconcellos
IPC分类号： C02F1/54 , C08F293/00
CPC分类号： C02F1/54 , C08F293/00
摘要： A composition and method of use thereof for the treatment of wastewater comprising a block copolymer having the formula: ##STR1## wherein E is a polymeric segment obtained from the polymerization of hydrophobic monomers, x when present is a nonionic monomer, y is a cationic monomer, R.sub.1 and R.sub.2 are the same or different and are H or a lower alkyl group from C.sub.1 to C.sub.3 and F is a salt of an ammonium cation.
摘要翻译：一种用于处理废水的组合物及其使用方法，包括具有下式的嵌段共聚物：其中E是从疏水性单体的聚合获得的聚合物链段，当存在时为x是非离子单体，y为阳离子单体，R1和R2相同或不同，为H或C1至C3的低级烷基，F为铵阳离子的盐。

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