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31. 发明申请

US20050250865A1 Low density polymer beads 失效
公开(公告)号：US20050250865A1
公开(公告)日：2005-11-10
申请号：US11183480
申请日：2005-07-18
申请人： Robert Albright , Richard Mapp
发明人： Robert Albright , Richard Mapp
IPC分类号： C08J9/20 , C08J9/26
CPC分类号： C08J9/20 , C08J2203/14 , C08J2325/08
摘要： Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the presence of a porogen.

32. 发明申请

US20050236728A1 Open-cell polypropylene particle foams 审中-公开
标题翻译：开孔聚丙烯颗粒泡沫
公开(公告)号：US20050236728A1
公开(公告)日：2005-10-27
申请号：US10519801
申请日：2003-06-30
申请人： Christian Maletzko , Franz-Josef Dietzen , Uwe Keppeler , Frank Braun , Klaus Hahn , Isidor de Grave
发明人： Christian Maletzko , Franz-Josef Dietzen , Uwe Keppeler , Frank Braun , Klaus Hahn , Isidor de Grave
IPC分类号： C08J9/00 , C08J9/20 , B29C44/02
CPC分类号： C08J9/20 , C08J9/0061 , C08J2203/06 , C08J2203/14 , C08J2205/05 , C08J2323/10
摘要： The invention relates to foam beads of propylene polymers which comprise more than 40% of open cells. They are produced by impregnating propylene polymer minigranules which comprise from 1 to 40% by weight of a cell opener with a volatile blowing agent in aqueous suspension and subsequently decompressing the mixture.
摘要翻译：本发明涉及包含大于40％的开孔的丙烯聚合物泡沫珠。它们是通过将包含1至40重量％的开孔剂的丙烯聚合物微粒浸入含水悬浮液中的挥发性发泡剂并随后将混合物减压的方法制备的。

33. 发明授权

US06930133B2 Low density polymer beads 失效
标题翻译：低密度聚合物珠
公开(公告)号：US06930133B2
公开(公告)日：2005-08-16
申请号：US10452416
申请日：2003-05-30
申请人： Robert L. Albright , Richard Mapp
发明人： Robert L. Albright , Richard Mapp
IPC分类号： C08J9/20 , C08F110/00
CPC分类号： C08J9/20 , C08J2203/14 , C08J2325/08
摘要： Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the presence of a porogen.
摘要翻译：通过在致孔剂存在下通过液滴或悬浮聚合将单体构建块聚合成多孔，球形珠粒形式的大交联聚合物分子制成的低密度聚合物珠粒。

34. 发明申请

US20040242713A1 Expandable vinylaromatic polymers and process for their preparation 有权
标题翻译：可膨胀的乙烯基芳族聚合物及其制备方法
公开(公告)号：US20040242713A1
公开(公告)日：2004-12-02
申请号：US10488298
申请日：2004-03-02
发明人： Dario Ghidoni , Roberto Lanfredi , Gilberto Frigerio , Alessandro Casalini
IPC分类号： C08J009/00
CPC分类号： C08J9/20 , C08J9/0066 , C08J9/16 , C08J2201/03 , C08J2325/06
摘要： Expandable vinylaromatic polymers which comprise: a) a matrix obtained by polymerizing 50-100% by weight of one or more vinylaromatic monomers and 0.50% by weight of a copolymerizable monomer; b) 1-10% by weight, calculated with respect to the polymer (a), of an expanding agent englobed in the polymeric matrix; c) 0.05-25% by weight, calculated with respect to the polymer (a), of an inorganic filler homogeneously distributed in the polymeric matrix with a substantially spherical granulometry, an average diameter ranging from 0.01 to 100 nullm, a refraction index higher than 1.6 and a white index, as defined in nullColour Indexnull (third edition published by the Society of Dyers and Colourists, 1982), equal to or lower than 22.
摘要翻译：可膨胀的乙烯基芳族聚合物，其包含：a）通过聚合50-100重量％的一种或多种乙烯基芳族单体和0.50重量％的可共聚单体获得的基体; b）相对于聚合物（a）计算的占聚合物基质中的发泡剂的1-10重量％ c）相对于聚合物（a）计算的0.05-25重量％的均匀分布在聚合物基质中的无机填料，其基本上为球形粒度，平均直径为0.01至100μm，折射率高于 1.6和白色指数，如“颜色指数”（由Dyers and Colourists，1982年出版的第三版）定义的等于或低于22。

35. 发明申请

US20030143399A1 Heat-expandable macrosphere and process for producing the same 失效
标题翻译：热膨胀的大球体及其制造方法
公开(公告)号：US20030143399A1
公开(公告)日：2003-07-31
申请号：US10258790
申请日：2002-10-28
发明人： Yoshikatsu Satake , Genzo Asai
IPC分类号： B32B005/16
CPC分类号： C08J9/20 , B01J13/14 , C08J9/16 , C08J2327/08 , C08J2333/00 , Y10T428/2987 , Y10T428/2991
摘要： The invention provides a thermally foamable micro-sphere whose shell is formed of a polymer that is obtained by the polymerization of a polymerizable monomer and a crosslinkable monomer at a proportion of greater than 1% by weight up to 5% by weight based on the polymerizable monomer and which has a maximum expansion ratio of at least 5. The invention also provides a process for the production of a thermally foamable microsphere having a maximum expansion ratio of at least 5 by the suspension polymerization of a polymerizable mixture containing a crosslinkable monomer at a proportion of greater than 1% by weight up to 5% by weight based on the polymerizable monomer.
摘要翻译：本发明提供了一种热可发泡微球，其外壳由聚合物形成，该聚合物通过可聚合单体和可交联单体以大于1重量％至5重量％的比例聚合获得，基于可聚合的单体，其最大膨胀比至少为5.本发明还提供了一种通过在含有可交联单体的可聚合混合物的悬浮聚合制备具有至少5的最大膨胀比的热发泡性微球的方法基于可聚合单体，重量比大于1重量％至5重量％。

36. 发明授权

US06271272B1 Expandable polystyrene composition, expanded beads and moulded parts 有权
标题翻译：可发射聚苯乙烯组合物，发泡珠和模制件
公开(公告)号：US06271272B1
公开(公告)日：2001-08-07
申请号：US09338584
申请日：1999-06-23
申请人： Christophe Carlier , David Douay , Jean-Marc Galewski
发明人： Christophe Carlier , David Douay , Jean-Marc Galewski
IPC分类号： C08J920
CPC分类号： C08J9/0061 , C08J9/20 , C08J2203/14 , C08J2325/06 , C08J2491/00
摘要： The present invention relates to a homogeneous composition of an expandable styrene polymer in the form of beads comprising (a) 100 parts b.w. of a styrene polymer having a weight-average molecular mass of 150,000 to 300,000 and a residual monomer content of less than 2,000 ppm, (b) from 2 to 9 parts by weight of at least one blowing agent comprising n-pentane, (c) from 0.1 to less than 1.0 part by weight of a petroleum wax comprising a mixture of C18 to C80 alkanes, and (d) from 0 to 1.0 part by weight of a nucleating agent chosen from synthetic Fisher-Tropsch or polyolefin waxes. The composition allows the step of pre-expanding the beads to be improved by increasing the rate of expansion of the beads and by improving the productivity of the pre-expansion step, without substantially affecting the final molding step.
摘要翻译：本发明涉及珠粒形式的可发性苯乙烯聚合物的均匀组合物，其包含（a）100份b.w. 的重均分子量为150,000至300,000，残余单体含量小于2,000ppm的苯乙烯聚合物，（b）2至9重量份的至少一种包含正戊烷的发泡剂，（c） 0.1至小于1.0重量份的包含C18至C80烷烃的混合物的石油蜡，和（d）0至1.0重量份的选自合成的费 - 托或聚烯烃蜡的成核剂。组合物允许通过增加珠粒的膨胀速率和提高预膨胀步骤的生产率来改进预先膨胀珠粒的步骤，而基本上不影响最终成型步骤。

37. 发明授权

US06242540B1 Process for the preparation of polymer particles 失效
标题翻译：制备聚合物颗粒的方法
公开(公告)号：US06242540B1
公开(公告)日：2001-06-05
申请号：US09214257
申请日：1998-12-30
申请人： Jeroen Joost Crevecoeur , Eric Wilhelmus Johannes Frederik Neijman , Laurentius Nicolaas Ida Hubertus Nelissen , Johannes Maria Zijderveld
发明人： Jeroen Joost Crevecoeur , Eric Wilhelmus Johannes Frederik Neijman , Laurentius Nicolaas Ida Hubertus Nelissen , Johannes Maria Zijderveld
IPC分类号： C08F218
CPC分类号： C08J9/20 , C08F212/04 , C08J2325/08
摘要： Particles of a copolymer of a vinyl arene and a copolymerizable compound containing a polar moiety and a vinyl moiety containing water may be prepared by forming a mixture of monomers and small amounts of water and polymerizing under agitation to 20 to 70% conversion and then suspending the mass in water and finishing the polymerization. The resulting polymer beads contain finely dispersed water which is useful as an environmentally acceptable blowing agent.
摘要翻译：乙烯基芳烃和含有极性部分和含有乙烯基部分的可共聚合物的共聚物的颗粒可以通过形成单体和少量水的混合物并在搅拌下聚合至20至70％的转化率，然后将在水中质量并整理聚合。得到的聚合物珠含有细分散的水，其可用作环境可接受的发泡剂。

38. 发明授权

US5935645A Process for the production of expandable particles of styrene polymers 失效
公开(公告)号：US5935645A
公开(公告)日：1999-08-10
申请号：US15779
申请日：1998-01-29
申请人： Francesco Anfuso , Dario Ghidoni
发明人： Francesco Anfuso , Dario Ghidoni
IPC分类号： C08F2/20 , C08F2/44 , C08F12/08 , C08F212/08 , C08J7/04 , C08J9/04 , C08J9/20 , C08J9/224 , B05D7/00
CPC分类号： C08J9/224 , C08J9/20 , C08J2325/04 , C08J2325/06
摘要： Process for the production of expandable particles of styrene polymers, having improved processability characteristics, which comprises:i) producing expandable particles of styrene polymers containing from 2 to 20% of an expanding agent incorporated;ii) covering these particles with an antistatic agent in a quantity of less than 1% by weight;iii) vigorously frictioning the particles in a mixing apparatus in order to heat their surface, in a short time, by simple mechanical friction;iv) discharging the particles thus treated from the mixing apparatus.

39. 发明授权

US5698603A Expandable styrene polymers containing recycled material 失效
标题翻译：含可再生材料的可膨胀苯乙烯聚合物
公开(公告)号：US5698603A
公开(公告)日：1997-12-16
申请号：US793457
申请日：1997-02-27
申请人： Dietrich Scherzer , Klaus Hahn , Michael Witt , Maria Lorenz
发明人： Dietrich Scherzer , Klaus Hahn , Michael Witt , Maria Lorenz
IPC分类号： C08F2/18 , C08F2/44 , C08F12/08 , C08F257/02 , C08J9/20 , C08J11/06 , B01D35/18
CPC分类号： C08J9/20 , C08F257/02 , C08J2325/04 , C08J2351/00
摘要： The present invention relates to expandable styrene polymers containing recycled polystyrene, having a recycled material content of from 10 to 50% by weight, based on the total weight of the polystyrene, to which alkyldi(2-hydroxyethyl)amines have been added during the polymerization.
摘要翻译： PCT No.PCT / EP95 / 03283第 371日期1997年2月27日 102（e）日期1997年2月27日PCT提交1995年8月17日PCT公布。公开号WO96 / 07694 日期：1996年3月14日本发明涉及包含再循环聚苯乙烯的可发性苯乙烯聚合物，其基于聚苯乙烯的总重量为10至50重量％的再循环材料含量，烷基二（2-羟乙基）胺具有在聚合过程中加入。

40. 发明授权

US5403866A Foamable resin composition and a thermoplastic foamable pattern and metal casting manufacturing method using said composition 失效
标题翻译：可发泡树脂组合物和使用所述组合物的热塑性可发泡图案和金属铸造制造方法
公开(公告)号：US5403866A
公开(公告)日：1995-04-04
申请号：US108173
申请日：1993-08-18
申请人： Yoshiyuki Kato , Hideaki Shibata , William Simmons , Nigel K. Graham
发明人： Yoshiyuki Kato , Hideaki Shibata , William Simmons , Nigel K. Graham
IPC分类号： B22C7/02 , C08J9/14 , C08J9/20
CPC分类号： C08J9/20 , B22C7/023 , C08J9/14 , C08J2325/14 , Y10S525/902 , Y10T428/249953 , Y10T428/249954
摘要： Disclosed are a foamable resin composition which comprises a copolymer with a weight-average molecular weight of 150,000-350,000 produced by copolymerization of a monomer mixture of 55-85% by weight of styrene and 45-15% by weight of a methacrylic acid ester represented by general formula (I)CH.sub.2 .dbd.C(CH.sub.3)COOR (I)(wherein R represents a C.sub.1-4 alkyl group) and, having impregnated therein, 10% by weight or less of a foaming agent relative to said monomer mixture, a thermoplastic foamable pattern which is constituted by heating, foaming and molding of a foamable resin composition as claimed in claim 1, a metal casting manufacturing method which comprises a stage wherein a thermoplastic foamable pattern as claimed in claim 9 is especially surrounded by refractory material and a stage wherein molten metal is poured into said pattern in order to eliminate said pattern and, as the result of solidification of said metal, form a casting as a reproduction of said pattern, and a metal casting manufacturing method which comprises a stage wherein a thermoplastic foamable pattern as claimed in claim 9 is especially surrounded by refractory material, a stage wherein said pattern is eliminated to form a space, a stage wherein molten metal is poured into said space and a stage wherein a casting is formed as a reproduction of said pattern by solidification of said metal.
摘要翻译：公开了一种可发泡树脂组合物，其包含通过55-85重量％的苯乙烯和45-15重量％的甲基丙烯酸酯的单体混合物的共聚产生的重均分子量为150,000-350,000的共聚物通式（I）CH 2 = C（CH 3）COOR（I）（其中R表示C 1-4烷基），并且其中浸渍有相对于所述单体混合物为10重量％以下的发泡剂，权利要求1所述的可发泡树脂组合物的加热，发泡和模塑构成的热塑性可发泡图案，其特征在于，包括如权利要求9所述的热塑性可发泡图案特别被难熔材料包围的阶段，将熔融金属倒入所述图案的阶段，以消除所述图案，并且由于所述金属的凝固形成铸件作为所述图案的再现，并且金属铸造制品其中包括一个阶段，其中如权利要求9所述的热塑性可发泡图案特别被耐火材料包围，其中所述图案被消除以形成空间的阶段，其中将熔融金属倒入所述空间中的阶段和其中铸造通过所述金属的固化形成为所述图案的再现。

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