公开(公告)号：US09029485B2

公开(公告)日：2015-05-12

申请号：US14013224

申请日：2013-08-29

Applicant: BASF SE

Inventor： Marco Krüger ,  Stefan Blei ,  Wilfried Heide ,  Matthias Weismantel ,  Uwe Stueven

IPC: C08F2/01 ,  C08F220/06 ,  B01J20/26 ,  C08F2/10 ,  C08F222/10

CPC classification number: B01J20/261 ,  C08F2/01 ,  C08F2/10 ,  C08F220/06 ,  C08F222/1006 ,  Y10T428/2982

Abstract: A process for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution in a surrounding gas phase in a reaction chamber, wherein the monomer solution is metered into the reaction chamber via at least one bore, and the diameter is from 210 to 290 μm per bore and the metering rate is from 0.9 to 5 kg/h per bore.

Abstract translation: 通过在反应室中聚合周围气相中的单体溶液的液滴来生产吸水性聚合物颗粒的方法，其中单体溶液通过至少一个孔计量到反应室中，直径为210-290 每孔数μm，孔径为0.9〜5 kg / h。

公开(公告)号：US20140302985A1

公开(公告)日：2014-10-09

申请号：US14308968

申请日：2014-06-19

Applicant: BASF SE

Inventor： Matthias Weismantel ,  Rüdiger Funk ,  Ulrich Schröder ,  Marco Krüger ,  Sylvia Bertha ,  John Joseph Louden

IPC: B01J20/26

CPC classification number: B01J20/261 ,  A61F13/15203 ,  A61F13/15658 ,  A61F13/53 ,  A61F2013/15422 ,  A61F2013/530496 ,  A61F2013/530569 ,  A61F2013/530583 ,  A61F2013/5307 ,  A61F2013/530708 ,  B01J20/28028

Abstract: The present invention relates to a process for producing fluid-absorbent cores, comprising mixing a fibrous material and fluid-absorbent polymer particles having low moisture content and low apparent density and pressing the obtained mixture under specific conditions.

Abstract translation: 本发明涉及一种制造流体吸收芯的方法，包括将纤维材料和具有低水分含量和低表观密度的流体吸收聚合物颗粒混合并在特定条件下压制所得混合物。

公开(公告)号：US08844729B2

公开(公告)日：2014-09-30

申请号：US13714157

申请日：2012-12-13

Applicant: BASF SE

Inventor： Uwe Stueven ,  Rüdiger Funk ,  Matthias Weismantel ,  Juergen Schroeder ,  Dominicus van Esbroeck

IPC: B07B9/00 ,  B07B1/00 ,  B07B4/08 ,  B07B1/46

CPC classification number: B07B1/00 ,  B07B1/46 ,  B07B4/08

Abstract: A process for classifying water-absorbing polymer beads, wherein the polymer beads are separated into n particle size fractions by means of at least n screens and n is an integer greater than 1.

Abstract translation: 一种吸水聚合物珠粒的分级方法，其中通过至少n个筛选将聚合物珠粒分离成n个粒度级分，n是大于1的整数。

公开(公告)号：US08765898B2

公开(公告)日：2014-07-01

申请号：US13974240

申请日：2013-08-23

Applicant: BASF SE

Inventor： Monte Peterson ,  Ronny De Kaey ,  Leo Van Miert ,  Oskar Stephan ,  Rüdiger Funk ,  Matthias Weismantel ,  Dominicus van Esbroeck ,  Frans van Dyck

IPC: C08F120/06 ,  C08F20/62 ,  B32B5/16

CPC classification number: B65B1/04 ,  C08F2/10 ,  C08F6/008 ,  C08F20/06 ,  C08F220/06 ,  C08F222/1006 ,  C08J3/00 ,  C08J2333/02 ,  E04H7/22 ,  Y10T428/2982 ,  C08L33/02

Abstract: The invention relates to a process for producing water-absorbing polymer particles, comprising handling water-absorbing polymer particles in intermediate silos, storage silos and/or big bag filing stations that are connected with vent lines having a mitered joint.

Abstract translation: 本发明涉及一种生产吸水性聚合物颗粒的方法，包括处理中间筒仓中的吸水聚合物颗粒，储存筒仓和/或大袋装料站，其与具有斜接接头的排气管线连接。

公开(公告)号：US20130098809A1

公开(公告)日：2013-04-25

申请号：US13714157

申请日：2012-12-13

Applicant: BASF SE

Inventor： Uwe Stueven ,  Rüdiger Funk ,  Matthias Weismantel ,  Juergen Schroeder ,  Dominicus van Esbroeck

IPC: B07B1/00 ,  B07B4/08

CPC classification number: B07B1/00 ,  B07B1/46 ,  B07B4/08

Abstract: A process for classifying water-absorbing polymer beads, wherein the polymer beads are separated into n particle size fractions by means of at least n screens and n is an integer greater than 1.

公开(公告)号：US20130058837A1

公开(公告)日：2013-03-07

申请号：US13667159

申请日：2012-11-02

Applicant: BASF SE

Inventor： Matthias Weismantel ,  Rüdiger Funk ,  Ann Becker ,  Leo Van Miert

IPC: B01J19/18 ,  B65G37/00

CPC classification number: C08F220/06 ,  B01F7/081 ,  C08F222/1006 ,  F26B9/063 ,  F26B17/1491 ,  F26B25/002

Abstract: A process for producing water-absorbing polymer particles, wherein a polymer gel is removed from a polymerization reactor, stored intermediately as a particulate polymer gel in a delay vessel, removed by means of a first conveying device at the lower end of the delay vessel and dried, the intermediately stored particulate polymer gel being conveyed within the delay vessel by means of at least one second conveying device above the first conveying device in the direction of the first conveying device.

Abstract translation: 一种生产吸水性聚合物颗粒的方法，其中聚合物凝胶从聚合反应器中除去，作为延迟容器中的颗粒状聚合物凝胶中间存储，借助于在延迟容器的下端处的第一输送装置除去， 干燥后，通过在第一输送装置上方的第一输送装置的方向上的至少一个第二输送装置在延迟容器内输送中间储存的颗粒状聚合物凝胶。