专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US06710175B2 Compositions suitable as additives in the paper industry, preparation; use; and, paper comprising such 失效
标题翻译：组合物适用于造纸工业中的添加剂，制备; 使用; 和包括这样的纸
公开(公告)号：US06710175B2
公开(公告)日：2004-03-23
申请号：US09944718
申请日：2001-08-31
申请人： Kevin Ray Anderson , Anton Esser , Lawrence Edward Fosdick , Ki-Oh Hwang , Norbert Mahr , John Thomas McDonald, Jr. , Dogan Sahin Sivasligil , Andreas Stange , Sarah Veelaert , Martin Wendker
发明人： Kevin Ray Anderson , Anton Esser , Lawrence Edward Fosdick , Ki-Oh Hwang , Norbert Mahr , John Thomas McDonald, Jr. , Dogan Sahin Sivasligil , Andreas Stange , Sarah Veelaert , Martin Wendker
IPC分类号： C08B3118
CPC分类号： C08B31/18 , C08B31/00 , C08L101/00 , D21H17/28 , D21H17/45 , D21H17/72 , C08L2666/26
摘要： According to the present disclosure, starch/polymer combinations are provided. The preferred starch/polymer combinations are usable as paper additives, in the wet end of a papermaking process. Typical and preferred starch/polymer combinations of this type, result from combining a starch, having a polymer reactive carbonyl functionality, with a polymer, having a carbonyl reactive functionality, under conditions that allow for covalent interaction between the two. Typically usable components comprise oxidized starch and polymer having reactive primary or reactive secondary amine groups. Also provided are methods of preparing such combinations, methods of use, preferred papers including such combinations, and, analytical techniques usable in preparation of such combinations.
摘要翻译：根据本公开，提供淀粉/聚合物组合。优选的淀粉/聚合物组合可用作造纸工艺的湿端中的纸添加剂。这种类型的典型和优选的淀粉/聚合物组合是由具有聚合物反应性羰基官能团的淀粉与具有羰基反应性官能团的聚合物在允许两者之间共价相互作用的条件下组合而产生的。通常可用的组分包括氧化淀粉和具有反应性伯或仲胺基团的聚合物。还提供了制备这种组合，使用方法，包括这种组合的优选论文的方法以及可用于制备这些组合的分析技术。

2. 发明授权

US06746542B1 Modifying starch with cationic polymers and use of the modified starches as dry-strength agent 失效
标题翻译：用阳离子聚合物改性淀粉，使用改性淀粉作为干强剂
公开(公告)号：US06746542B1
公开(公告)日：2004-06-08
申请号：US09926230
申请日：2001-09-27
申请人： Primoz Lorencak , Andreas Stange , Kurt Diehl , Norbert Mahr
发明人： Primoz Lorencak , Andreas Stange , Kurt Diehl , Norbert Mahr
IPC分类号： C08B3012
CPC分类号： D21H21/20 , C08B31/00 , C08B31/185 , C08L3/00 , C08L3/02 , C08L3/10 , D21H17/29 , C08L2666/02
摘要： A process for modifying starch by heating starch in an aqueous medium to temperatures above the gelatinization temperature of said starch comprises effecting said modifying of said starch in the presence of (a) a polymeric cationizer selected from the group consisting of the polymers containing vinylamine units and having molar masses of up to 1 million, the polyethyleneimines, the polydiallyldimethylammonium chlorides, the condensates of dimethylamine with epichlorohydrin or dichloroalkanes, the condensates of dichloroethane and ammonia, and the mixtures thereof, and (b) polymeric papermaking drainage aids selected from the group consisting of the water-soluble crosslinked polyamidoamines with or without an ethyleneimine graft, the polymers containing acrylamide and/or methacrylamide units and having molar masses of more than 1 million, the polymers containing vinylamine units and having molar masses of more then 1 million, and the mixtures thereof.
摘要翻译：通过将水性介质中的淀粉加热至高于所述淀粉糊化温度的温度来改性淀粉的方法包括在（a）聚合阳离子化剂存在下进行所述淀粉的所述改性，所述聚合阳离子化剂选自含有乙烯胺单元的聚合物和摩尔质量高达100万，聚二烯丙基二甲基氯化铵，二甲基胺与表氯醇或二氯烷烃的缩合物，二氯乙烷和氨的缩合物及其混合物，和（b）聚合物造纸引流助剂，选自具有或不具有乙烯亚胺接枝的水溶性交联聚酰胺胺的聚合物，含有丙烯酰胺和/或甲基丙烯酰胺单元并且摩尔质量大于100万的聚合物，所述聚合物含有乙烯胺单元并且具有大于100万的摩尔质量，其混合物。

3. 发明授权

US5334287A Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use 失效
标题翻译：含有糖结构或其衍生物和烯属不饱和化合物的天然物质的接枝聚合物及其用途
公开(公告)号：US5334287A
公开(公告)日：1994-08-02
申请号：US914926
申请日：1992-07-17
申请人： Heinrich Hartmann , Walter Denzinger , Michael Kroener , Claudia Nilz , Friedrich Linhart , Andreas Stange
发明人： Heinrich Hartmann , Walter Denzinger , Michael Kroener , Claudia Nilz , Friedrich Linhart , Andreas Stange
IPC分类号： C08F251/02 , C08F251/00 , D21H17/34 , D21H17/35 , D21H17/37 , D21H21/18 , D21H21/06 , D21H21/10
CPC分类号： C08F251/00 , D21H17/35 , D21H17/375 , D21H21/18
摘要： Graft polymers are obtainable by free radical polymerization of(A) monomers or monomer mixtures of(a) from 10 to 100% by weight of open-chain N-vinylcarboxamides(b) from 0 to 90% by weight of other, carboxyl-free monoethylenically unsaturated monomers which are copolymerizable with the monomers (a) and(c) from 0 to 5% by weight of monomers containing two or more ethylenically unsaturated, non-conjugated double bonds in the molecule, in the presence of(B) natural substances containing saccharide structures, such as mono-, oligo- and polysaccharides,in a weight ratio (A):(B) of from 95:5 to 20:80 and, if required, subsequent hydrolysis of the amido groups of the polymerized monomers (a) of the graft polymer with formation of amino groups, and said polymers are used as dry and wet strength agents for paper, board and cardboard.
摘要翻译：接枝聚合物可以通过（A）单体或单体混合物（a）的自由基聚合获得，所述单体或单体混合物为（a）10至100重量％的开链N-乙烯基酰胺（b），0至90重量％的其它无羧基在（B）天然物质的存在下，可以与单体（a）和（c）共聚合的单烯属不饱和单体0-5重量％的分子中含有两个或更多个烯属不饱和的非共轭双键的单体含有糖结构，例如单糖，寡糖和多糖，重量比（A）：（B）为95:5至20:80，如果需要，随后水解聚合单体的酰胺基 a）形成氨基的接枝聚合物，并且所述聚合物用作纸，纸板和纸板的干和湿强度剂。

4. 发明授权

US4981913A Bridged, water-soluble copolymers, their preparation and their use 失效
标题翻译：桥接，水溶性共聚物，其制备及其用途
公开(公告)号：US4981913A
公开(公告)日：1991-01-01
申请号：US409747
申请日：1989-09-20
申请人： Dietmar Moench , Andreas Stange , Joerg Liebe , Heinrich Hartman , Franz Merger , Manfred Schwartz
发明人： Dietmar Moench , Andreas Stange , Joerg Liebe , Heinrich Hartman , Franz Merger , Manfred Schwartz
IPC分类号： C08C19/00 , C08F8/12 , C08F8/28 , D21H17/37
CPC分类号： C08F8/12 , C08F2800/10 , C08F2810/50
摘要： Bridged, water-soluble copolymers are obtainable by(A) copolymerization of a monomer mixture of(a) from 50 to 99 mol % of acrylamide and/or methacrylamide,(b) from 50 to 1 mol % of a monoethylenically unsaturated monomer containing actual groups and(c) from 0 to 20 mol % of monomers which differ from (a) and (b), in the presence of a polymerization initiator under conditions such that the acetal groups of the monomers (b) undergo virtually no hydrolysis,(B) hydrolysis of the acetal groups of the monomers (b), present as copolymerized units in the copolymers (A),(C) condensation of the copolymers (B) containing aldehyde groups at a pH above 5, at most to a degree such that the resulting condensates are still water-soluble and(D) stopping of the condensation reaction by adding acid until the pH reaches 3 or less,and are used as paper stock additives in papermaking for increasing the wet strength of paper.
摘要翻译：桥接的水溶性共聚物可通过（A）（a）50至99mol％的丙烯酰胺和/或甲基丙烯酰胺的单体混合物共聚获得，（b）50至1mol％的单烯属不饱和单体含有实际基团和（c）0〜20摩尔％的不同于（a）和（b）的单体，在聚合引发剂存在下，使单体（b）的缩醛基基本上不经水解的条件下， B）在共聚物（A），（C）中作为共聚单元存在的单体（b）的缩醛基团的水解在pH5以上含有醛基的共聚物（B）的缩合最多至一定程度所得缩合物仍然是水溶性的，（D）通过加入酸直到pH达到3以下停止缩合反应，并且在造纸中用作增加纸的湿强度的纸浆添加剂。

5. 发明授权

US5554718A Catonic urea/formaldehyde resins, their preparation and their use in the paper industry 失效
标题翻译：阳离子脲/甲醛树脂，其制备及其在造纸工业中的应用。
公开(公告)号：US5554718A
公开(公告)日：1996-09-10
申请号：US775928
申请日：1991-11-06
申请人： Klaus Flory , Andreas Stange , Michael Kroener , Norbert Sendhoff
发明人： Klaus Flory , Andreas Stange , Michael Kroener , Norbert Sendhoff
IPC分类号： C08G12/12 , C08G12/46 , D21H17/49 , D21H17/50 , C08G2/26 , C08G14/02
CPC分类号： C08G12/46 , Y10T428/31949 , Y10T428/31964
摘要： Cationic urea/formaldehyde resins are obtainable by condensing urea and formaldehyde in a molar ratio of from 1:1.5 to 1:3 in the presence of polymers which contain not less than 1 mol % of polymerized vinylamine units and have Fikentscher K values of from 5 to 300, in an amount of from 5 to 50 g per mole of urea in the end product, where the mixture is first a) precondensed at a pH of from 8 to 14, then acidified and b) condensed at a pH of from 1 to 5 until gel formation begins, c) then from 0.3 to 1.5 moles of formaldehyde are added per mole of urea used, d) post-condensation is carried out and e) the resin solution is subsequently neutralized. The resins thus obtained are used in papermaking as assistants for increasing the dry and wet strength of paper and result in less dulling of the whiteness of the paper.
摘要翻译： PCT No.PCT / EP90 / 01399 Sec。 371日期1991年11月6日 102（e）1991年11月6日，PCT提交1990年8月22日PCT公布。出版物WO91 / 02762 日期1991年3月7日阳离子脲/甲醛树脂可通过在含有不少于1摩尔％的聚合乙烯胺单元的聚合物存在下将脲和甲醛以1:1.5至1:3的摩尔比缩合而得到，并具有Fikentscher K值为5至300，最终产物中每摩尔尿素为5至50g，其中混合物首先a）在8至14的pH下预缩合，然后酸化并b）在 pH为1至5，直到凝胶形成开始，c）然后每摩尔使用的尿素加入0.3至1.5摩尔的甲醛，d）进行后冷凝，e）随后中和树脂溶液。由此获得的树脂用于造纸中作为助剂以增加纸张的干湿强度，并且导致纸的白度较少的钝化。

6. 发明授权

US4667417A Preparation of aerogels 失效
标题翻译：气凝胶的制备
公开(公告)号：US4667417A
公开(公告)日：1987-05-26
申请号：US762284
申请日：1985-08-05
申请人： Fritz Graser , Andreas Stange
发明人： Fritz Graser , Andreas Stange
IPC分类号： A23J3/06 , A23L17/60 , B01D11/02 , B01J13/00 , B01J37/00 , C01B33/14 , C01B33/158 , C01B33/32 , C01B39/06 , C01B33/12 , F26B3/00
CPC分类号： B01D11/0203 , B01J13/0091 , B01J37/00
摘要： A process for the drying of inorganic hydrogels obtained from readily hydrolyzable compounds of the elements Al, Si, Ti, B, La, Zr, Cr, Sn, Th or Mg, and organic hydrogels based on gelatine, albumin or agar agar, from CO.sub.2, to give aerogels is easy to carry out industrially, and drying can be effected at from room temperature to 90.degree. C.The resulting aerogels are transparent and have a low bulk density and low thermal conductivity.The aerogels can be used as packing materials for liquid chromatography, as catalyst carriers, as substrates for enzymes and as adsorbents.
摘要翻译：从Al，Si，Ti，B，La，Zr，Cr，Sn，Th或Mg元素的易水解化合物获得的无机水凝胶的干燥方法以及来自CO 2的明胶，白蛋白或琼脂的有机水凝胶，使得气凝胶在工业上容易进行，并且可以在室温至90℃下进行干燥。所得气凝胶是透明的并且具有低堆积密度和低热导率。气凝胶可用作液相色谱的包装材料，作为催化剂载体，作为酶的底物和吸附剂。

7. 发明授权

US6048945A Graft polymers comprising polymers, containing alkylene oxide units, and ethylenically unsaturated compounds, their preparation and their use 失效
标题翻译：包含含有烯化氧单元的聚合物和烯键式不饱和化合物的接枝聚合物，其制备及其用途
公开(公告)号：US6048945A
公开(公告)日：2000-04-11
申请号：US945546
申请日：1997-11-03
申请人： Walter Denzinger , Martin Rubenacker , Claudia Nilz , Primoz Lorencak , Dietmar Monch , Rudolf Schuhmacher , Andreas Stange
发明人： Walter Denzinger , Martin Rubenacker , Claudia Nilz , Primoz Lorencak , Dietmar Monch , Rudolf Schuhmacher , Andreas Stange
IPC分类号： C08B31/12 , C08F8/12 , C08F283/00 , C08F283/06 , C09B67/46 , C09D17/00 , D21H17/53 , D21H19/20 , D21H21/10 , D21H21/16 , D21H21/18 , D21H17/00 , D21H17/33 , D21H17/46
CPC分类号： D21H21/18 , C08F283/00 , C08F8/44 , C09B67/0085 , C09D17/00 , D21H21/10 , D21H21/16
摘要： A graft polymer obtained by free radically polymerizing:(A) a monomer or monomer mixture comprising:(a) from 10-100% by weight of a N-vinylcarboxamide of the formula: ##STR1## where R.sup.1 and R.sup.2 are each H or C.sub.1 -C.sub.6 -alkyl, (b) from 0-90% by weight of at least one other monoethylenically unsaturated monomer which is copolymerizable with (a), and(c) from 0-5% by weight of at least one monomer having at least two ethylenically unsaturated nonconjugated double bonds in the molecule, in the presence of(B) a polytetrahydrofuran or a polymer which contains at least 3 units of a C.sub.2 -C.sub.4 alkylene oxide and is a hornopolymer of C.sub.2-4 -alkylene oxide having two free terminal OH groups or random or block copolymers of C.sub.2-4 -alkylene oxides having two free terminal OH groups or the reaction products of C.sub.2-4 -alkylene oxides with phenols, amines or fatty carboxylic acids, in a weight ratio (A):(B) ranging from 95:5 to 10:80, some or all of the amide groups having been eliminated by hydrolysis.
摘要翻译： PCT No.PCT / EP96 / 01663 Sec。 371日期：1997年11月3日 102（e）日期1997年11月3日PCT 1996年4月20日PCT PCT。 WO96 / 34903 PCT出版物日期：1996年11月7日通过自由基聚合获得的接枝聚合物：（A）单体或单体混合物，其包含：（a）10-100重量％的下式的N-乙烯基甲酰胺：其中R1和R2各自为H 或（c）0-90重量％的至少一种其它单烯属不饱和单体，其可以与（a）和（c）0-5重量％的至少一种单体共聚，在（B）聚四氢呋喃或含有至少3个单元的C 2 -C 4环氧烷烃的聚合物存在下，分子中至少有两个烯属不饱和非共轭双键，并且是具有两个碳原子的C2-4-氧化烯的角质聚合物游离末端OH基团或具有两个自由末端OH基团的C 2-4亚烷基氧化物或C 2-4 - 烯化氧与酚，胺或脂肪羧酸的反应产物的重量比（A）：（B）的范围为95:5至10:80，部分或全部酰胺基已被水解除去。

8. 发明授权

US5851300A Cationic modification of starch and use of the cationically modified starch 失效
标题翻译：淀粉的阳离子改性和阳离子改性淀粉的使用
公开(公告)号：US5851300A
公开(公告)日：1998-12-22
申请号：US817644
申请日：1997-04-29
申请人： Friedrich Linhart , Andreas Stange , Rudolf Schuhmacher , Heinrich Hartmann , Walter Denzinger , Manfred Niessner , Claudia Nilz , Wolfgang Reuther , Hubert Meixner
发明人： Friedrich Linhart , Andreas Stange , Rudolf Schuhmacher , Heinrich Hartmann , Walter Denzinger , Manfred Niessner , Claudia Nilz , Wolfgang Reuther , Hubert Meixner
IPC分类号： C08B31/12 , C08B31/00 , C08G73/02 , C08G81/00 , D21H17/29 , D21H21/18 , C08B30/12 , C08B30/00 , D21H11/00
CPC分类号： C08G73/0213 , C08B31/00 , C08G81/00 , D21H17/29 , D21H21/18
摘要： In a cationic modification process for starch, starch is reacted with polymers that contain amino and/or ammonium groups in an aqueous medium at temperatures from 115.degree. C. to 180.degree. C. under an increased pressure and in the absence of oxidizers, polymerization initiators and alkali. The reaction is conducted so that maximum 10% by weight starch has its molar weight reduced. Also disclosed is the use of the thus obtained reaction products as dry strength agents for paper.
摘要翻译： PCT No.PCT / EP95 / 04075第 371日期1997年04月29日 102（e）1997年4月29日PCT PCT 1995年10月17日PCT公布。第WO96 / 13525号公报日期1996年5月9日在淀粉的阳离子改性方法中，淀粉与含水氨基和/或铵基团的聚合物在115℃至180℃的温度下在升高的压力下和在不存在氧化剂，聚合引发剂和碱。进行反应使得最大10重量％的淀粉具有降低的摩尔重量。还公开了由此获得的反应产物作为纸的干强度剂的用途。

9. 发明授权

US5630907A Use of hydrolyzed copolymers of N-vinylcarboxamides and monoethylenically unsaturated carboxylic acids in papermaking 失效
标题翻译：在造纸中使用N-乙烯基甲酰胺和单烯属不饱和羧酸的水解共聚物
公开(公告)号：US5630907A
公开(公告)日：1997-05-20
申请号：US651655
申请日：1996-05-21
申请人： Claudia Nilz , Walter Denzinger , Heinrich Hartmann , Michael Kroener , Friedrich Linhart , Rudolf Schuhmacher , Dietmar Moench , Andreas Stange
发明人： Claudia Nilz , Walter Denzinger , Heinrich Hartmann , Michael Kroener , Friedrich Linhart , Rudolf Schuhmacher , Dietmar Moench , Andreas Stange
IPC分类号： C08F8/12 , D21H21/10
CPC分类号： C08F8/12 , C08J5/18 , C08F2810/50
摘要： Copolymers which are obtained by copolymerization ofa) from 5 to 99 mol % of N-vinylcarboxamides,b) from 95 to 1 mol % of monoethylenically unsaturated carboxylic acids and/or the alkali metal, alkaline earth metal, ammonium or amine salts thereof, and if required,c) up to 30 mol % of other monoethylenically unsaturated compounds, and if required,d) up to 2 mol % of crosslinking agents,and subsequent partial or complete elimination of the acyl groups from the N-vinylcarboxamides polymerized in the copolymer, with formation of amino or ammonium groups, are used as additives to paper stock for increasing the drainage rate and the retention in papermaking, and the dry and wet strength of the paper.
摘要翻译：通过a）5〜99摩尔％的N-乙烯基酰胺共聚得到的共聚物，b）95〜1摩尔％的单烯属不饱和羧酸和/或其碱金属，碱土金属，铵或胺盐，并且如果需要，c）至多30mol％的其它单烯键式不饱和化合物，如果需要，d）最多达2mol％的交联剂，随后部分或完全消除由乙烯基酰胺聚合的N-乙烯基酰胺共聚物，形成氨基或铵基，被用作纸浆的添加剂，以增加造纸中的排水速率和保留性，以及纸的干和湿强度。

10. 发明授权

US4940514A Making paper, board and cardboard of high dry strength 失效
标题翻译：制造干燥强度高的纸，纸板和纸板
公开(公告)号：US4940514A
公开(公告)日：1990-07-10
申请号：US223334
申请日：1988-07-25
申请人： Andreas Stange , Hans-Juergen Degen , Werner Auhorn , Volkmar Weberndoerfer , Michael Kroener , Heinrich Hartmann
发明人： Andreas Stange , Hans-Juergen Degen , Werner Auhorn , Volkmar Weberndoerfer , Michael Kroener , Heinrich Hartmann
IPC分类号： D21H17/34 , D21H17/28 , D21H17/45 , D21H21/18
CPC分类号： D21H17/28 , D21H17/455 , D21H21/18
摘要： Paper, board, and cardboard having high dry strength are made by adding to the paper stock a dry strength agent which is obtainable by mixing enzymatically digested starch having a viscosity of from 20 to 2,000 mPa.s (measured in 7.5% strength aqueous solution at 45.degree. C.) and a cationic polymer which contains, as typical copolymerized monomers,(a) diallyldimethylammonium chloride,(b) N-vinylamine or(c) an unsubstituted or substituted N-vinylimidazoline, the K value of the cationic polymer in each case being not less than 30, and draining the paper stock with sheet formation.
摘要翻译：具有高干燥强度的纸，纸板和纸板通过向纸料中加入干强度剂来制备，该干燥强度剂可通过将粘度为20至2,000mPa.s的酶促消化淀粉（在7.5％强度水溶液中测量 45℃）和含有（a）二烯丙基二甲基氯化铵，（b）N-乙烯胺或（c）未取代或取代的N-乙烯基咪唑啉的典型共聚单体的阳离子聚合物，每个阳离子聚合物的K值情况不小于30，并排纸成纸。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式