230 patents
Page 8 of 12
Utility
Masterbatch composition
24 Aug 21
Kazuhisa Yasumoto, Miyuki Abe, Takeshi Nakajima
Filed: 18 Dec 17
Utility
Polypropylene Composition and Molded Article
19 Aug 21
TAKESHI NAKAJIMA, KAZUHIKO SAKAI, KUNIO YAMAMOTO, MASASHI UCHIDA
Filed: 19 Jun 19
Utility
59evujo00lktjtv1ekww01plwwzczr
17 Aug 21
An apparatus and a method to withdraw samples from a polymerization plant using a defined sequence of steps combined with locking devices for valves opened by a single key.
Pier Luigi Di Federico, Martin Andries De Zeeuw
Filed: 4 Jan 19
Utility
c2hmjf1y1omrdiu 95wcds3rczn852usnaa45
10 Aug 21
A manhole for a polymerization unit having a through-hole formed with a shoulder matching a corresponding shoulder of a plug of a closure member operatively inserted in the through-hole.
Gian Luca Bonaccorsi, Giuseppe Penzo, Enrico Balestra, Maurizio Dorini, Riccardo Rinaldi
Filed: 17 Jul 18
Utility
chi0tyfvqjghnkn7k6083 7yd27rgke7p0qcnf4o2bxm2psq9ppma
5 Aug 21
DIANA DOETSCH, BERND LOTHAR MARCZINKE, GERHARDUS MEIER, ULF SCHUELLER, CLAUDIO FIBLA
Filed: 14 May 19
Utility
75953yqerjya5wn7o0ccqdriuit8swc4zjlp33cmiysw3b0
3 Aug 21
A gas-phase polymerization reactor for the gas-phase polymerization of olefins including a polymerization zone having a recycle line for (a) withdrawing reaction gas from the reactor, (b) leading the reaction gas through a heat-exchanger for cooling, and (c) feeding the reaction gas back to the reactor, wherein the recycle line has the heat-exchanger, a centrifugal compressor having variable guide vanes, and a butterfly valve, and a related process for preparing an olefin polymer in the gas-phase polymerization reactor.
Pietro Baita, Maurizio Dorini, Giulia Mei, Gerhardus Meier, Giuseppe Penzo, Riccardo Rinaldi
Filed: 4 Feb 19
Utility
sf9ftdoja3jerb52sa7vaj1y vvi8t4tcm4ag
29 Jul 21
YUTAKA YOKOYAMA, AKIHIRO KAMIMURA, HIROSHI KAJIOKA
Filed: 25 Apr 19
Utility
wrdooyn9d1836sj4v1tc mbdt
22 Jul 21
A nano platelet gibbsite treated with compound of formula (ORa)3Si—R or of formula Rc—COOH wherein Ra equal to or different from each other is a C1-C10 alkyl radical; Rb is a C5-C30 hydrocarbon radical and Rc is a C5-C30 hydrocarbon radical is used as a catalyst support.
SHAHRAM MIHAN, HEIKE GREGORIUS, VOLKER FRAAIJE, ROLF MULHAUPT, FAN ZHONG
Filed: 5 Oct 18
Utility
0mxsa3595yoqio 1f4086u8img4sdqan0dtzbmcj8bi2tg60dxb8qaysp
15 Jul 21
A gas-phase polymerization reactor for the gas-phase polymerization of olefins including a polymerization zone having a recycle line for (a) withdrawing reaction gas from the reactor, (b) leading the reaction gas through a heat-exchanger for cooling, and (c) feeding the reaction gas back to the reactor, wherein the recycle line has the heat-exchanger, a centrifugal compressor having variable guide vanes, and a butterfly valve, and a related process for preparing an olefin polymer in the gas-phase polymerization reactor.
Pietro Baita, Maurizio Dorini, Giulia Mei, Gerhardus Meier, Giuseppe Penzo, Riccardo Rinaldi
Filed: 4 Feb 19
Utility
ovm6wvsfrbjot1 swhbm2szdkq5192qiz
1 Jul 21
A process for preparing a multimodal ethylene copolymer in suspension in a reactor cascade including a first polymerization reactor and subsequent polymerization reactor(s) including polymerizing ethylene and C3-C12-1-alkenes and forming a suspension of multimodal ethylene copolymer particles in a suspension medium made from or containing a diluent, transferring the suspension into a separator, wherein the suspension is separated into multimodal ethylene copolymer particles and recovered suspension medium, purifying part of the recovered suspension medium for producing purified components of the recovered suspension medium, and recycling part of the purified components of the recovered suspension medium to the first polymerization reactor of the reactor cascade, wherein the purified components of the recovered suspension medium recycled to the first polymerization reactor and made from or containing the diluent, undergo catalytic hydrogenation before being introduced into the first polymerization reactor.
Elke Damm, Reinhard Kuehl, Rodrigo Carvajal
Filed: 19 Jun 19
Utility
22itjpn6vmit66 f43k3w134gk2wzb0xkb9by91u
22 Jun 21
Roberta Marchini, Stefano Spataro, Roberta Pica
Filed: 3 Aug 18
Utility
p2ex8ulhw4hjrrv1v43kzgd 6imp
17 Jun 21
GIANPIERO FERRARO, GIANNI VITALE, FABRIZIO PIEMONTESI, BENEDETTA GADDI, GIANNI COLLINA, GIAMPIERO MORINI, CAROLINE CATHELIN, MARCO CIARAFONI, CLAUDIO CAVALIERI
Filed: 12 Aug 19
Utility
qvzr txapfpmwqvhi8sgtrdqpwp3pfpjpq
15 Jun 21
A catalyst component made from or containing Ti, Mg, chlorine, an amount of a first internal donor selected from esters of aliphatic monocarboxylic acids (EAA), and an amount of a second internal donor selected from cyclic ethers (CE), wherein the EAA/CE molar ratio ranges from 0.02 to less than 20.
Gianni Collina, Maria Di Diego, Benedetta Gaddi, Piero Gessi, Lorella Marturano, Giampiero Morini
Filed: 12 Dec 17
Utility
jfdh588yu1zyrlktl76yktqg8tc5 8n7h
10 Jun 21
A Mg compound based catalyst precursor made from or containing up to 50% by mols, with respect to Mg, of a compound of formula K(OR1) wherein R1 is H or a C1-C10 hydrocarbon group.
SIMONA GUIDOTTI, DARIO LIGUORI, GIAMPIERO MORINI
Filed: 12 Dec 18
Utility
58tiojqtkm3h4ioshgbbuvuv5zchgz0vfj 1a
8 Jun 21
Paola Massari, Caroline Cathelin, Claudio Cavalieri, Marco Ciarafoni, Andrea Felisati, Angelo Ferraro, Giampiero Morini, Fabrizio Piemontesi, Gianni Vitale
Filed: 19 Jul 16
Utility
2dn7swnlipm3m2zhh93o1 qo2zca632azj1xbf2cy1zcyihgxgyks
1 Jun 21
A catalyst component for the polymerization of olefins, comprising Ti, Mg, halogen, an electron donor (ID) selected from the group consisting of aliphatic cyclic ethers and alkyl esters of aliphatic monocarboxylic acids and a compound of a metal selected from the group consisting of Zn and Cu, wherein the catalyst component is devoid of Zn—C or Cu—C bonds and the Mg/Ti molar ratio ranges from 4.0 to 50.0.
Tiziano Dall'Occo, Simona Guidotti, Dario Liguori, Giampiero Morini
Filed: 7 Jul 17
Utility
1vlr6i0a8rk7vh70u210en0za8nv9orhyaj3egwf0x2l09k8s
25 May 21
Roberta Marchini, Stefano Spataro, Emanuele Burgin, Roberta Pica
Filed: 3 Jul 17
Utility
zjuxag6j7p5h2p28ejjwa5e3x1
25 May 21
Ambra Montaletti, Roberta Marzolla, Jean-Pierre Bideau, Giampaolo Pellegatti, Tim Schloemer, Tim Skillman
Filed: 7 Aug 15
Utility
1abkmel7m2lbiv8gk5kpfhxjc37uwkmj17pn6koviqq8phprusdqvgptvjg
20 May 21
ROBERTA MARCHINI, STEFANO SPATARO, ROBERTA PICA
Filed: 3 Aug 18
Utility
amfg2 ztplwa08ey8gr1bynuxf5npw7h374od5ue91a1
20 May 21
Method for the preparation of dried polymer pellets in a facility having a dryer with a first chamber and a mechanical agitator, and the facility further having a degassing silo with a second chamber, the method includes the steps of guiding a drying gas flow made from or containing a first gas mixture for drying wet polymer pellets into the first chamber, transferring the dried polymer pellets into the second chamber, guiding a second gas mixture for degassing the dried polymer pellets into the second chamber thereby transforming the second gas mixture into a third gas mixture and guiding a portion of the third gas mixture into the first chamber; and process for manufacturing LDPE pellets.
Giulia Mei, Juergen Mohrbutter, Dieter Littmann, Christoph Wolf, Andre-Armand Finette, Michael Deuerling, Giuseppe Penzo
Filed: 21 Jun 18