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1. 发明申请

WO2009010578A1 CARBOXY-MODIFIED POLYVINYL ALCOHOL AS CO-STABILIZER FOR PVC 审中-公开
标题翻译：碳氧化改性聚乙烯醇作为PVC稳定剂
公开(公告)号：WO2009010578A1
公开(公告)日：2009-01-22
申请号：PCT/EP2008/059432
申请日：2008-07-18
申请人： KURARAY EUROPE GMBH , KURARAY CO., LTD. , MICHEL, Samuel , FUSS, Robert W. , KATO, Masaki , NAKAMAE, Masato , TSUBOI, Akira
发明人： MICHEL, Samuel , FUSS, Robert W. , KATO, Masaki , NAKAMAE, Masato , TSUBOI, Akira
IPC分类号： C08L27/06
CPC分类号： C08J5/18 , C08J2327/06 , C08L27/06 , C08L29/04 , C08L33/062 , C08L2666/04
摘要： Use of a modified polyvinyl alcohol, obtained by copolymerization of at least on vinyl ester and at least one olefinically unsaturated carboxylic acid or the metal salt, anhydride or ester thereof and subsequent partial saponification of the copolymer as co-stabilizer in thermoplastic processable mixtures based on polyvinyl chloride, containing at least one metal ion stabilizer.
摘要翻译：使用通过至少在乙烯基酯和至少一种烯属不饱和羧酸或其金属盐，酸酐或酯上进行共聚而得到的改性聚乙烯醇，随后将该共聚物作为共稳定剂部分皂化作为热塑性可加工混合物，基于含有至少一种金属离子稳定剂的聚氯乙烯。

2. 发明公开

EP2735577A1 POLYOXYALKYLENE-MODIFIED VINYL ALCOHOL POLYMER AND USE THEREOF 有权
标题翻译：葡萄糖醇聚氧乙烯醇聚氧乙烯醇
公开(公告)号：EP2735577A1
公开(公告)日：2014-05-28
申请号：EP12817551.0
申请日：2012-07-19
申请人： Kuraray Co., Ltd.
发明人： KAWAGOE, Masako , NII, Shinsuke , TOKUCHI, Kazuki , NAKAMAE, Masato
IPC分类号： C08F290/06 , B32B27/30 , B41M5/00 , B41M5/50 , B41M5/52 , C08F8/12 , C09D5/02 , C09D129/04 , C09D129/10 , D21H21/16
CPC分类号： C08F218/08 , B32B7/06 , B32B7/12 , B32B27/306 , B32B29/005 , B32B2250/26 , B32B2255/12 , B32B2255/26 , B32B2307/54 , B32B2307/726 , B32B2307/7265 , B32B2307/748 , B32B2554/00 , B41M5/5254 , B41M2205/32 , C08F8/12 , C08F290/062 , C09D131/04 , C09D151/08 , D21H19/60 , D21H21/16 , D21H27/001 , Y10T428/1476 , Y10T428/31895 , C08F216/06 , C08F218/00 , C08F220/58 , C08F2216/1433
摘要： Provided is a polyoxyalkylene modified vinyl alcohol-based polymer comprising a polyoxyalkylene group in a side chain, wherein the polymer has a viscosity average degree of polymerization of not less than 150 and not more than 5000, a degree of saponification of not less than 40 mol% and not more than 99. 99 mol%, and a polyoxyalkylene group modification rate of not less than 0.05 mol% and not more than 10 mol%; and the polyoxyalkylene group is composed of a polyoxypropylene block and a (poly) oxyethylene block and is represented by the following general formula (I). Such polymer is excellent in temperature-sensitive thickening properties.

(in the general formula (I), R 1 denotes a hydrogen atom or an alkyl group having a carbon number of from 1 to 8; either one of R 2 and R 3 is a methyl group and the other is a hydrogen atom; and 10 ≤ m ≤ 40 and 1 ≤ n ≤ 50).
摘要翻译：本发明提供一种在侧链中含有聚氧化烯基的聚氧化烯改性的乙烯醇系聚合物，其中聚合物的粘均聚合度为150以上5000以下，皂化度为40mol ％以上且99.99摩尔％以下，聚氧化烯基改性率为0.05摩尔％以上10摩尔％以下。并且聚氧化烯基由聚氧丙烯嵌段和（聚）氧乙烯嵌段组成，并且由以下通式（I）表示。这种聚合物的温度敏感性增稠性优异。（通式（I）中，R 1表示氢原子或碳数为1〜8的烷基，R 2和R 3中的任一个为甲基，另一个为氢原子; 10‰¤‰¤40和1‰¤‰¤50）。

3. 发明授权

EP2006307B1 DISPERSION STABILIZER 有权
标题翻译：分散稳定剂
公开(公告)号：EP2006307B1
公开(公告)日：2013-07-17
申请号：EP07741386.2
申请日：2007-04-11
申请人： Kuraray Co., Ltd.
发明人： KATO, Masaki , NII, Shinsuke , SAITOU, Yasutomo , NAKAMAE, Masato
IPC分类号： B01F17/00 , C08F2/20 , C08F8/14
CPC分类号： C08F2/20 , B01F17/0028 , C08F8/14 , C08F2810/30 , C08F16/06

4. 发明授权

EP2348070B1 METHOD OF PRODUCING POLYVINYL CHLORIDE RESIN COMPOSITIONS 有权
标题翻译：用于生产聚氯乙烯树脂
公开(公告)号：EP2348070B1
公开(公告)日：2013-06-26
申请号：EP09819154.7
申请日：2009-10-05
申请人： Kuraray Co., Ltd. , Kuraray Europe GmbH
发明人： KATO, Masaki , TSUBOI, Akira , NAKAMAE, Masato , FUSS, Robert , MICHEL, Samuel
IPC分类号： C08L27/06 , C08K5/098 , C08K5/16 , C08L29/04
CPC分类号： C08L27/06 , C08K5/098 , C08K5/103 , C08K5/12 , C08L29/04 , C08L2205/02 , C08L2205/03 , C08L2666/04

5. 发明公开

EP2532708A1 THERMOSTABILIZER FOR POLYVINYL CHLORIDE, POLYVINYL CHLORIDE RESIN COMPOSITION, AND METHOD FOR PRODUCING THE SAME 审中-公开
标题翻译：热稳定资金用于聚氯乙烯，POLVINYLCHLORIDHARZZUSAMMENSETZUNG及其制备方法
公开(公告)号：EP2532708A1
公开(公告)日：2012-12-12
申请号：EP11737196.3
申请日：2011-01-31
申请人： Kuraray Co., Ltd.
发明人： KUSUDOU, Takeshi , TSUBOI, Akira , MAKI, Hideki , NAKAMAE, Masato
IPC分类号： C08L27/06 , C08J3/12 , C08J3/22 , C08K3/18 , C08K5/00 , C08K5/098 , C08L29/04
CPC分类号： C08K5/103 , C08J3/226 , C08J2327/06 , C08J2329/04 , C08J2429/00 , C08K5/098 , C08K9/08 , C08K2201/014 , C08L27/06 , C08L29/04
摘要： Provided are a thermal stabilizer for polyvinyl chloride, comprising a mixed powder (P) containing a vinyl alcohol-based polymer (A) having an average degree of saponification from 30 to 99.9 mol% and having a viscosity average degree of polymerization of 1000 or less, and a zinc compound (B), wherein a weight ratio A/B of (A) and (B) falls within a range from 1/10 to 10/1, and the mixed powder (P) has 80 weight% or more of particles passing through a screen with 75 µm openings, and a polyvinyl chloride resin composition, comprising: from 0.1 to 10 parts by weight of the thermal stabilizer for polyvinyl chloride based on 100 parts by weight of a polyvinyl chloride resin. Such polyvinyl chloride resin composition is excellent in the thermal stability while being molded and allows obtaining a less colored molded article.
摘要翻译：提供了用于聚氯乙烯的热稳定剂，其包含一个混合粉末（P）含有具有平均皂化度为30〜99.9摩尔％，并且具有1,000或更小的聚合的粘均度的乙烯醇系聚合物（A），和锌化合物（B），worin的（A）的重量比A / B和（B）如果在范围内，从1.10至1.10，并将该混合粉末（P）具有80重量％以上的通过一个屏幕通过用75层微米的开口，和聚氯乙烯树脂组合物，包含颗粒：按重量计，基于100份聚氯乙烯的热稳定剂的0.1〜10重量份的聚氯乙烯树脂。而被模制搜索聚氯乙烯树脂组合物具有优异的热稳定性和允许获得着色少的成型制品。

6. 发明授权

EP2289995B1 POLYVINYL CHLORIDE RESIN COMPOSITION AND METHOD FOR PRODUCING THE SAME 有权
标题翻译：聚氯乙烯树脂组合物及其制备方法
公开(公告)号：EP2289995B1
公开(公告)日：2012-05-09
申请号：EP09766627.5
申请日：2009-06-15
申请人： Kuraray Co., Ltd.
发明人： KATO, Masaki , TSUBOI, Akira , NII, Shinsuke , NAKAMAE, Masato
IPC分类号： C08L27/06 , C08K3/10 , C08L29/04
CPC分类号： C08L27/06 , C08K5/098 , C08K5/103 , C08L29/04 , C08L2666/04
摘要： Disclosed is a polyvinyl chloride resin composition containing, per 100 parts by weight of a polyvinyl chloride resin, 0.005-5 parts by weight of a vinyl alcohol polymer containing 0.01-15 mol% of a monomer unit having a specific polyoxyalkylene group in a side chain and having a saponification degree of 30-99.9 mol%, and 0.01-5 parts by weight of a zinc compound. Also disclosed is a polyvinyl chloride resin composition containing, per 100 parts by weight of a polyvinyl chloride resin, 0.005-5 parts by weight of a vinyl alcohol polymer containing 0.5-18 mol% of an ethylene unit and having a saponification degree of a vinyl acetate unit of 30-99.9 mol%, and 0.01-5 parts by weight of a zinc compound. The polyvinyl chloride resin compositions have excellent thermal stability during molding and can provide a molded body which rarely suffers from coloration.
摘要翻译：本发明公开了一种聚氯乙烯树脂组合物，其每100重量份聚氯乙烯树脂含有0.005-5重量份的乙烯醇聚合物，该聚合物含有0.01-15摩尔％的在侧链中具有特定聚氧化烯基的单体单元并具有30-99.9摩尔％的皂化度和0.01-5重量份的锌化合物。还公开了一种聚氯乙烯树脂组合物，每100重量份聚氯乙烯树脂含有0.005-5重量份乙烯醇聚合物，该乙烯醇聚合物含有0.5-18摩尔％乙烯单元并具有乙烯基的皂化度乙酸酯单元30〜99.9摩尔％，锌化合物0.01〜5重量份。聚氯乙烯树脂组合物在成型过程中具有优异的热稳定性并且可以提供很少遭受着色的成型体。

7. 发明公开

EP2006307A1 DISPERSION STABILIZER 有权
标题翻译： DISPERSIONSSTABILISATOR
公开(公告)号：EP2006307A1
公开(公告)日：2008-12-24
申请号：EP07741386.2
申请日：2007-04-11
申请人： Kuraray Co., Ltd.
发明人： KATO, Masaki , NII, Shinsuke , SAITOU, Yasutomo , NAKAMAE, Masato
IPC分类号： C08F2/20 , B01F17/52 , C08F2/30 , C08F8/14
CPC分类号： C08F2/20 , B01F17/0028 , C08F8/14 , C08F2810/30 , C08F16/06
摘要： The aforementioned problems can be solved by a dispersion stabilizer composed of a polyvinyl alcohol polymer (B) having a double bond in its side chain. The polyvinyl alcohol polymer (B) is obtained by esterifying a polyvinyl alcohol polymer (A) with a carboxylic acid having an unsaturated double bond or a salt thereof. Furthermore, the aforementioned problems can be solved with a dispersion stabilizer composed of a carboxylic acid-modified polyvinyl alcohol polymer (C) that is obtained by esterifying a polyvinyl alcohol polymer (A) with aliphatic carboxylic acid and/or aromatic carboxylic acid containing no olefinically unsaturated bond in the molecule or a salt thereof.
摘要翻译：上述问题可以通过由侧链具有双键的聚乙烯醇聚合物（B）组成的分散稳定剂来解决。聚乙烯醇聚合物（B）通过使具有不饱和双键的羧酸或其盐酯化聚乙烯醇聚合物（A）而获得。此外，上述问题可以用由通过使不含烯属不饱和的脂族羧酸和/或芳族羧酸酯化聚乙烯醇聚合物（A）而获得的羧酸改性的聚乙烯醇聚合物（C）组成的分散稳定剂来解决分子中的不饱和键或其盐。

8. 发明公开

EP3819316A1 MODIFIED VINYL ALCOHOL POLYMER, METHOD FOR PRODUCING SAME, DISPERSION STABILIZER FOR SUSPENSION POLYMERIZATION, AND METHOD FOR PRODUCING VINYL POLYMER 审中-实审
公开(公告)号：EP3819316A1
公开(公告)日：2021-05-12
申请号：EP19831478.3
申请日：2019-07-04
申请人： Kuraray Co., Ltd.
发明人： FUKUHARA, Tadahito , NAKANO, Yoko , NAKAMAE, Masato
IPC分类号： C08F8/14 , B01F17/52 , C08F2/20 , C08F216/06
摘要： The present invention provides a modified vinyl alcohol polymer having a side chain with an ethylenic double bond, and having reduced a water-insoluble content and superior storage stability in the form of an aqueous solution. The present invention also provides a method for producing such a modified vinyl alcohol polymer. A dispersion stabilizer for suspension polymerization comprising the modified vinyl alcohol polymer is also provided that provides superior polymerization stability during suspension polymerization of a vinyl compound, and with which reduced formation of coarse particles, high bulk specific gravity, and superior plasticizer absorbability can be achieved, in addition to reducing fisheyes. The present invention also provides a method for producing a vinyl polymer. The present invention relates to a modified vinyl alcohol polymer (A) having a degree of saponification of 68 mol% or more and less than 99.9 mol%, and a viscosity-average degree of polymerization of 200 or more and less than 3,000, and comprising a side chain with 0.01 mol% or more and less than 0.50 mol% of a double bond derived from an esterification agent, the esterification agent being one or more selected from the group consisting of (i) itaconic acid and/or derivatives thereof, and (ii) methacrylic acid and/or derivatives thereof, and the modified vinyl alcohol polymer (A) having a peak width W 0.05h of at least 2.85 minutes and less than 3.70 minutes at a height of 5% from the baseline in a peak measured by HPLC.

9. 发明公开

EP3239185A1 AQUEOUS EMULSION AND ADHESIVE IN WHICH SAME IS USED 审中-实审转让
标题翻译：水性乳液和粘合剂在其中使用
公开(公告)号：EP3239185A1
公开(公告)日：2017-11-01
申请号：EP15872283.5
申请日：2015-12-24
申请人： Kuraray Co., Ltd. , Kuraray Asia Pacific Pte. Ltd.
发明人： MAKI, Hideki , NAKAMAE, Masato
IPC分类号： C08F2/20 , C08F2/24 , C08L29/04 , C08L101/02 , C09J11/08 , C09J109/00 , C09J125/04 , C09J131/02 , C09J133/04 , C09J157/00 , C09J175/04
CPC分类号： C08F2/20 , C08F2/24 , C08F8/12 , C08F261/04 , C08G18/2835 , C08G18/6212 , C08G18/706 , C08G18/7671 , C08G2170/80 , C08L29/04 , C08L101/02 , C09J11/08 , C09J109/00 , C09J125/04 , C09J131/02 , C09J133/04 , C09J151/003 , C09J157/00 , C09J175/04 , C08F216/06 , C08F218/08 , C08F2/30
摘要： The present invention relates to an aqueous emulsion including an ethylenically unsaturated monomer unit-containing polymer as a dispersoid and a polyvinyl alcohol as a dispersant. The content of a free polyvinyl alcohol in the aqueous emulsion is 0.2 to 20 parts by mass relative to 100 parts by mass of the ethylenically unsaturated monomer unit-containing polymer. The free polyvinyl alcohol has a degree of saponification of 80.0 to 99.5 mol% and a viscosity-average degree of polymerization of 200 to 5000, and the free polyvinyl alcohol has a symmetry factor (W 0.05h /2f) that satisfies the following expression (1) as determined by gradient high-performance liquid chromatography for reversed-phase separation using a water-acetone eluent according to JIS K 0124 (2011). 0.85 ≤ W 0.05 h / 2 f ≤ 1.30
摘要翻译：本发明涉及包含含烯属不饱和单体单元的聚合物作为分散体和作为分散剂的聚乙烯醇的含水乳液。相对于100质量份的含烯属不饱和单体单元的聚合物，游离的聚乙烯醇在水性乳液中的含量为0.2质量份至20质量份。游离聚乙烯醇的皂化度为80.0〜99.5摩尔％，粘均聚合度为200〜5000，游离聚乙烯醇的对称性因子（W0.05h / 2f）满足下式 1）根据JIS K 0124（2011）通过使用水 - 丙酮洗脱液的反相分离梯度高效液相色谱测定。 0.85≤W0.05h/2f≤1.30

10. 发明授权

EP2371899B1 POLYVINYL CHLORIDE RESIN COMPOSITION AND MANUFACTURING METHOD THEREFOR 有权
标题翻译：聚氯乙烯树脂及其制造方法
公开(公告)号：EP2371899B1
公开(公告)日：2015-08-12
申请号：EP09834937.6
申请日：2009-12-24
申请人： Kuraray Co., Ltd.
发明人： NAKAMAE, Masato , TSUBOI, Akira , KUSUDOU, Takeshi
IPC分类号： C08L27/06 , C08K5/09 , C08L29/04
CPC分类号： C08L27/06 , C08K5/098 , C08L29/04
摘要： A polyvinyl chloride resin composition contains: from 0.005 to 5 parts by weight of a polyvinyl alcohol having structural units expressed by a formula (1) ; and from 0.01 to 5 parts by weight of a zinc compound, based on 100 parts by weight of a polyvinyl chloride resin. A polyvinyl chloride resin composition is thereby provided that is good in thermal stability and less colored while being shaped and also allows to obtain a shaped article thereof having less rough surface and showing little loss of transparency after melt process. (R 1 and R 2 independently denote a hydrogen atom, an alkyl group, or an acyl group, respectively. X denotes a single bond or an alkylene group having a carbon number of from 1 to 3 that may be mediated by an oxygen atom.)

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