Abstract: The invention relates to medicine. The problem addressed by the present invention consists in creating alternative antibodies or fragments thereof which are capable of specifically binding to a human receptor of interleukin-6 and which would be useful as drugs for treating or diagnosing diseases, or for relieving symptoms, mediated by interleukin-6.
Type:
Application
Filed:
August 3, 2017
Publication date:
June 27, 2019
Inventors:
Stanislav Rudolfovich EVDOKIMOV, Andrei Borisovich ULITIN, Valery Vladimirovich SOLOVYEV, Aleksei Aleksandrovich ALEKSANDROV, Yulia Sergeevna CHERNYKH, Timofey Aleksandrovich NEMANKIN, Anna Konstantinovna VLADIMIROVA, Oleg Igorevich SMOTROV, Tatiana Veniaminovna CHERNOVSKAYA, Aleksandr Aleksandrovich MOSHCHENKO, Viktoriia Evgenevna NALOBINA, Roman Alekseevich IVANOV, Dmitry Valentinovich MOROZOV
Abstract: The present invention provides, inter alia, antibodies that modulate binding between Lrp5 and WISE or Lrp6 and WISE, but do not modulate binding between Lrp4 and WISE. Also provided are pharmaceutical compositions and kits containing such antibodies. Further provided are methods for preventing WISE binding to Lrp5 or Lrp6, but not WISE binding to Lrp4.
Abstract: This application discloses anti-P-cadherin antibodies, antigen binding fragments thereof, and antibody drug conjugates of said antibodies or antigen binding fragments, particularly antibody drug conjugates comprising anti-P-cadherin antibodies conjugated to auristatin analogs. The invention also relates to methods of treating cancer using the antibody drug conjugates. Also disclosed herein are methods of making the antibodies, antigen binding fragments, and antibody drug conjugates, and methods of using the antibodies and antigen binding fragments as diagnostic reagents.
Type:
Application
Filed:
June 17, 2016
Publication date:
June 27, 2019
Applicant:
Novartis AG
Inventors:
Tinya ABRAMS, Steven Bruce COHEN, Joseph Anthony D'Alessio, Jason Damiano, Clemens Durr, Bernhard Hubert GEIERSTANGER, Qi-Ying HU, Thomas HUBER, Hidetomo IMASE, Yunho JIN, Daniel MENEZES, Kathy MILLER, Morvarid MOHSENI, Weijia OU, Katherine RENDAHL, Tetsuo UNO, Yongqin WAN, Xing WANG
Abstract: Disclosed herein are compositions comprising a polypeptide with at least two domains, wherein the first domain is capable of binding CD3 and the second domain is capable of binding to a cancer cell. Also disclosed herein are methods of treating cancer in a subject, comprising: providing a composition comprising a polypeptide with at least two domains, wherein the first domain is capable of binding CD3 and the second domain is capable of binding to a cancer cell; and treating the cancer by administering a therapeutically effective dosage of the composition to the subject.
Type:
Application
Filed:
February 17, 2017
Publication date:
June 27, 2019
Applicant:
Dignity Health
Inventors:
Rachael Sirianni, Rebecca Cook, Tsafrir MOR
Abstract: This invention relates to an agent and a humanized antibody or single chain Fv or Fab fragment capable of binding to human CLEVER-1 recognizing an epitope of CLEVER-1, wherein the epitope is discontinuous and comprises the sequences: PFTVLVPSVSSFSSR and QEITVTFNQFTK. This invention relates also an agent capable of binding to an epitope of human CLEVER-1 for use in removing tumour or antigen induced immunosuppression. Further, the invention relates to a pharmaceutical composition comprising the agent capable of binding to human CLEVER-1 and an appropriate excipient.
Type:
Application
Filed:
April 18, 2017
Publication date:
June 27, 2019
Applicant:
FARON PHARMACEUTICALS OY
Inventors:
Mikael MAKSIMOW, Markku JALKANEN, Marita VAINIO
Abstract: The invention relates to therapeutic conjugates with improved ability to target various cancer cells containing a targeting moiety and a therapeutic moiety. The targeting and therapeutic moieties are linked via an acid cleavable linkage that increases therapeutic efficacy of the immunoconjugate.
Abstract: Compositions comprising Achaete-scute homolog 1 (ASCL1) antibodies, and methods comprising ASCL1 antibody compositions for detecting ASCL1 expression as a diagnostic biomarker, are provided.
Type:
Application
Filed:
May 19, 2017
Publication date:
June 27, 2019
Applicant:
ABBVIE STEMCENTRX LLC
Inventors:
JEFFREY BERNSTEIN, LAURA SAUNDERS, SHEILA BHEDDAH, ENYING YOU, CASEY FRANKLIN, TIEN YIN YAU, GRAYSON KOCHI
Abstract: The present invention relates to methods of identifying an epitope on a protein that can be bound by an antibody. Methods of the invention typically involve a step of limited or restricted proteolysis of a protein and the identification of sites on the protein that are cut by the protease(s) used. The invention also relates to antibodies which bind to epitopes that have been identified by methods of the invention.
Type:
Application
Filed:
September 1, 2017
Publication date:
June 27, 2019
Applicant:
OBLIQUE THERAPEUTICS AB
Inventors:
Owe ORWAR, Carolina TRKULJA, Max DAVIDSON
Abstract: The invention relates to antibodies that are capable of specifically binding TREM-1 and preventing the activation of TREM-1, a protein expressed on monocytes, macrophages and neutrophils. Such antibodies find utility in the treatment of individuals with an inflammatory disease, such as rheumatoid arthritis and inflammatory bowel disease.
Abstract: The ligand for VISTA is identified (VSIG3) as well as the use of this ligand and receptor interaction in the identification or synthesis of a VSIG3 agonist or antagonist compounds, preferably antibodies, polypeptides and fusion proteins which agonize or antagonize the effects of VSIG3 and/or VISTA and/or the VSIG3/VISTA interaction. These antagonists may be used to suppress VSIG/3/VISTA's suppressive effects on T cell immunity, and more particularly used in the treatment of cancer, or infectious disease. These agonist compounds may be used to potentiate or enhance VSIG3/VISTA's suppressive effects on T cell immunity and thereby suppress T cell immunity, such as in the treatment of autoimmunity, allergy or inflammatory conditions. Screening assays for identifying these agonists and antagonist compounds are also provided.
Type:
Application
Filed:
August 3, 2017
Publication date:
June 27, 2019
Applicant:
BIO-TECHNE CORPORATION
Inventors:
Vassilios Kalabokis, Jinghua Wang, Guoping Wu, Jose Fernando Bazan, Christopher Carlin Valley
Abstract: Described are methods of inhibiting neurodegeneration in a subject by administering to the subject an agent that prevents (alpha)-syn PFF from binding to its receptor. The agent may be a small molecule chemical compound, antibody, nucleic acid molecule, or polypeptide. Drug screening methods are also provided.
Type:
Application
Filed:
August 22, 2017
Publication date:
June 27, 2019
Inventors:
Ted M. Dawson, Valina L. Dawson, Han Seok Ko, Xiaobo Mao, Dario Angelo Alberto Vignali, Creg J. Workman
Abstract: The present invention relates to methods and compositions for modulating T cells. The modulation includes suppressing or inducing regulatory T cells or cytotoxic T cells.
Type:
Application
Filed:
March 8, 2019
Publication date:
June 27, 2019
Inventors:
Matthew Bernett, Seung Chu, Dilki Wickramarachichi, John Desjarlais
Abstract: The present disclosure is directed to compositions and methods for the prevention, treatment, and/or functional cure of HIV infection. One aspect of the present disclosure relates to monoclonal antibodies directed against CD4, compositions thereof, and methods employing such compositions for the prevention, treatment, and functional cure of HIV infection.
Abstract: Provided herein are various embodiments relating to antibodies that bind LILRB2. Anti-LILRB2 antibodies can be used in methods to treat disease, for example, cancer.
Type:
Application
Filed:
December 20, 2018
Publication date:
June 27, 2019
Inventors:
Heather B. COHEN, Lauren Pepper MACKENZIE, Yasmin RAMSAY, Donald Raymond SHAFFER, Jeffrey Yan-Fei SMITH, Kristin Shanea O'MALLEY, Kevin Patrick GUAY
Abstract: The invention provides a method of treating a melanoma comprising (i) identifying a patient having a PD-L1-negative melanoma and (ii) administering to the patient a combination of an anti-PD-1 antibody or an antigen-binding portion thereof and an anti-CTLA-4 antibody or an antigen-binding portion thereof. The methods of the invention can extend progression-free survival for over 8 months and/or reduces the tumor size at least about 10%, about 20%, about 30%, about 40%, or about 50% compared to the tumor size prior to the administration.
Abstract: The present disclosure provides novel anti-4-1BB antibodies, compositions including the new antibodies, nucleic acids encoding the antibodies, and methods of making and using the same.
Abstract: A method of sensitizing cancer to immunotherapy in a subject in need thereof includes administering to the subject a therapeutically effective amount of a CdK5 inhibitor to suppress immune checkpoint PD-L1.
Abstract: The invention relates to Anti-TEM 1 antibodies or antigen-binding fragments thereof, yeast libraries comprising the same, and prophylactic, diagnostic, and therapeutic methods using the same.
Type:
Application
Filed:
December 24, 2018
Publication date:
June 27, 2019
Applicant:
THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
Inventors:
Nathalie Scholler, Alzhi Zhao, Donald Siegel, George Coukos
Abstract: A method of treating a subject can comprise administering to a subject in need thereof an effective amount of a killer cell lectin-like receptor G1 (KLRG1) depleting agent, thereby depleting CD8+ cytotoxic T and/or NK cells in vivo. A method of treating a subject can comprise administering to a subject in need thereof an effective amount of a KLRG1 depleting agent with effector killing function. A composition, for example an anti-KLRG1 antibody, can comprise a KLRG1 depleting agent. The methods and compositions can be used for various diseases in which KLRG1 is overexpressed, for example autoimmune diseases, transplant rejection, hematologic malignancies, and solid tumors.
Type:
Application
Filed:
September 15, 2017
Publication date:
June 27, 2019
Inventors:
Steven Greenberg, Stefano Vincenzo Gulla, Kenneth Evan Thompson
Abstract: The present disclosure provides anti-nucleolin antibodies, methods of producing anti-nucleolin antibodies, and cells producing anti-nucleolin antibodies. Also provided are methods of using anti-nucleolin antibodies in treating malignant and non-malignant diseases.
Type:
Application
Filed:
March 7, 2017
Publication date:
June 27, 2019
Inventors:
Daniel Fernandes, Laura Schwarts, Natalie Sutkowski, Brian Hoel, Semyon Rubinchik
Abstract: The present invention provides antibodies that specifically bind to EGFRvIII (Epidermal Growth Factor Receptor Variant III). The invention further provides bispecific antibodies that bind to EGFRvIII and another antigen (e.g., CD3) as well as antibody conjugates (e.g., antibody-drug-conjugates). The invention further relates to antibody encoding nucleic acids, and methods of obtaining such antibodies (monospecific and bispecific) and antibody conjugates. The invention further relates to therapeutic methods for use of these antibodies and antibody conjugates for the treatment of EGFRvIII-mediated pathologies, including cancer such as glioblastoma.
Type:
Application
Filed:
October 17, 2018
Publication date:
June 27, 2019
Inventors:
Oi Kwan WONG, Joyce Ching CHOU, Barbra Johnson SASU
Abstract: The present disclosure relates to humanized antibodies that specifically bind to IL-1R3 or a fragment or derivative thereof or a polypeptide that contains at least a portion of said antibody that is sufficient to confer IL-1R3 binding specificity. Said antibodies inhibit IL-1R3 induced NFkB activity. They also inhibit IL-1alpha, IL-1beta, IL-33, and/or IL-36 stimulated NFkB activity. The disclosure further relates to use of said humanized antibody in the treatment of an IL-1R3 mediated disease such as cancer. The disclosure finally encompasses a pharmaceutical composition comprising a pharmaceutically acceptable carrier and a therapeutically effective amount of the antibody according to the invention. The pharmaceutical composition can be used in treating a IL-1R3 mediated disease such as cancer.
Abstract: Provided are methods of treating a FGF19-mediated cancer or tumor in a subject by administering to the subject an anti-IL-6 antibody or an anti-IL-6 receptor antibody or an inhibitor of STAT3/JAK signaling pathway, and pharmaceutical compositions relating thereto.
Abstract: The invention provides humanized antibodies that specifically bind to BCMA. The antibodies are useful for treatment and diagnoses of various cancers and immune disorders as well as detecting BCMA.
Type:
Application
Filed:
February 16, 2017
Publication date:
June 27, 2019
Applicant:
SEATTLE GENETICS, INC.
Inventors:
Django Sussman, Maureen Ryan, Lori Westendorf, Michael Feldhaus
Abstract: The present invention describes combination therapy comprising an OX40 binding agonist and an agent that decreases or inhibits TIGIT expression and/or TIGIT activity and methods for use thereof, including methods of treating conditions where enhanced immunogenicity is desired, such as increasing tumor immunogenicity for the treatment of cancer or chronic infection.
Abstract: Provided herein are chimeric antigen receptors that binds specifically to B-cell maturation antigen (BCMA) and CD307e, nucleic acids that encode these chimeric antigen receptors, and methods of making and using these chimeric antigen receptors.
Type:
Application
Filed:
September 27, 2018
Publication date:
June 27, 2019
Inventors:
Peter Emtage, Stephen Santoro, Stephanie Secrest
Abstract: Anti-BAFFR antibodies are formulated as lyophilisate or liquid formulation. The lyophilisates can be reconstituted to give a solution with a high concentration of the antibody active ingredient for delivery to a patient without high levels of antibody aggregation. The lyophilisate can be reconstituted with an aqueous reconstituent to provide an aqueous composition in which the antibody has a concentration of at least 50 mg/ml. The lyophilisate or aqueous pharmaceutical composition may include one or more of a sugar, a buffering agent, a surfactant, and/or a free amino acid.
Type:
Application
Filed:
March 6, 2019
Publication date:
June 27, 2019
Inventors:
Marta COSENZA, Christoph Heusser, Julia Neugebauer, Eveline Schaadt, Stefanie Urlinger, Maximillan Woisetschlaeger
Abstract: The disclosure relates to caninized chimeric anti-CD20 antibodies to the canine protein CD20 and methods of use to treat certain disorders such as non-Hodgkins B-cell lymphoma in dogs.
Abstract: Methods of inhibiting or reducing the incidence or the severity of immunotherapy-related toxicity in a subject, the method comprising a step of administering a recombinant hGM-CSF antagonist to the subject, wherein said administering inhibits or reduces the incidence or the severity of immunotherapy-related toxicity in said subject, are provided. An hGM-CSF antagonist for use in methods of inhibiting or reducing the incidence or the severity of immunotherapy-related toxicity in a subject also are provided.
Abstract: The present invention provides novel peptide sequences for use in microbial transgluatminase-mediated, in particular mTG2-mediated bioconjugations, in particular for the manufacture of antibody-drug-conjugates. Further disclosed are bioconjugation methods employing mTG2 and the novel peptide sequence motifs of the invention. The present invention further provides proteins comprising the novel sequence motifs of the invention as well as polynucleotides encoding the same.
Type:
Application
Filed:
August 4, 2016
Publication date:
June 27, 2019
Applicant:
Merck Patent GmbH
Inventors:
Birgit Piater, Ulrich Betz, Harald Kolmar, Vanessa Siegmund
Abstract: The present disclosure provides anti-SAS1B antibodies, antigen-binding fragments thereof, and antibody-drug conjugates and methods of their use. This present disclosure also provides an isolated antibody or antigen-binding portion thereof having at least one of SB antibodies binding to surface exposed SAS1B, and 6B1 antibodies identifying at least one set of cancer patients testing positive for SAS1B expression.
Type:
Application
Filed:
October 5, 2016
Publication date:
June 27, 2019
Applicant:
UNIVERSITY OF VIRGINIA PATENT FOUNDATION
Inventors:
John C. HERR, Eusebio PIRES, Ryan D'SOUZA, Arabinda MANDAL, Kiley ANDERSON-KNAPP
Abstract: The present disclosure relates to CDR defined antibodies targeting the 5T4 oncofoetal antigen (TPBG, 5T4, Wnt Activated Inhibitory Factor 1, WAIF1) which exhibit a binding affinity for human 5T4 antigen which is in the same order of magnitude as their affinity for cynomolgus monkey 5T4. Antibody-drug conjugates (ADCs), and their use in the treatment of human solid tumours and haematological malignancies are claimed.
Type:
Application
Filed:
November 24, 2016
Publication date:
June 27, 2019
Inventors:
Miranda Maria Cornelia VAN DER LEE, Gerardus Joseph Andreas ARIAANS, Jan SCHOUTEN, Marion BLOMENROHR, Patrick Gerhard GROOTHUIS, Rudy Gerardus Elisabeth COUMANS
Abstract: The present invention relates to antibodies or fragments thereof that target a conformational epitope of a HER receptor. In particular, the invention relates to antibodies or fragments thereof that target a conformational epitope of HER3 receptor and compositions and methods of use thereof.
Type:
Application
Filed:
September 11, 2018
Publication date:
June 27, 2019
Inventors:
Winfried ELIS, Seth Alexander ETTENBERG, Andrew Paul GARNER, Nicole HAUBST, Christian Carsten Silvester KUNZ, Elizabeth Anne Reisinger SPRAGUE
Abstract: This invention concerns the treatment of HER-2 positive breast cancer cells by mediating the signal of GRB7 using an anti-HER-1 antibody, such as panitumumab.
Abstract: An erbB2 antibody is provided that binds preferentially to disease cells having an erbB2 density greater than a normal erbB2 density. The erbB2 antibody comprises a heavy chain and a light chain. Each chain has a constant region and a variable region. Each variable region comprises framework regions and complementarity determining regions (CDRs), wherein the CDRs have an amino acid sequence set forth below: For the heavy chain: CDR1 GFNIKDTYIH (SEQ ID No. 1) CDR2 RIYPTNGY57TR59YADSVKG (SEQ ID No. 2) CDR3 WGGDGFYAMDY (SEQ ID No. 3). For the light chain: CDR1 RASQDVN30TAVA (SEQ ID No. 4) CDR2 SASF53LYS (SEQ ID No. 5) CDR3 QQHY92TTPPT (SEQ ID NO. 6). At least one of Y57, R59, N30, F53, and Y92 is substituted by an amino acid that confers on said antibody a reduced erbB2 binding affinity (Kd) that is in the range from 0.1 nM to 100 nM. The substitution is other than N30A, F53N, Y92A and Y92F when there is a single substitution in the antibody light chain.
Type:
Application
Filed:
December 31, 2018
Publication date:
June 27, 2019
Inventors:
Ilia Alexandre Tikhomirov, Maria L. Jaramillo, Maureen D. O'Connor-McCourt, Traian Sulea, Renald Gilbert, Bruno Gaillet, Jason Baardsnes, Myriam Banville
Abstract: The present invention provides an antigen-binding protein that specifically binds to a conformational epitope formed by domain III & IV of human epidermal growth factor receptor 3 (HER3) and antigen-binding proteins which compete therewith for binding, as well as fusion protein or conjugate comprising these. The present invention also provides nucleic acid molecule comprising a sequence encoding said antigen binding proteins, vectors comprising the nucleic acid, and cells and pharmaceuticals comprising the antigen binding protein, the fusion protein, the nucleic acid, or the vector. The present invention also provides the antigen binding protein, the fusion protein or conjugate, the nucleic acid, the vector, the cell, or the pharmaceutical for use as a medicament.
Type:
Application
Filed:
September 15, 2017
Publication date:
June 27, 2019
Inventors:
Roland KONTERMANN, Lisa SCHMITT, Meiko HUTT, Oliver SEIFERT, Monilola OLAYIOYE, Michael HUST, Stefan DÜBEL, Jonas ZANTOW
Abstract: Provided herein are anti-Factor IX Padua binding constructs, e.g., antibodies and antigen-binding fragments thereof. Related polypeptides, conjugates and kits are also provided. The inventions may be used in methods of detecting Factor IX Padua in a sample.
Type:
Application
Filed:
May 16, 2017
Publication date:
June 27, 2019
Applicants:
Baxalta Incorporated, Baxalta GmbH
Inventors:
Dirk Voelkel, Robert Pachlinger, Hanspeter Rottensteiner, Alfred Weber, Andrea Engelmaier
Abstract: An objective of the present invention is to provide an effective pharmaceutical composition or a dosage regimen for preventing and/or treating bleeding, a disease accompanying bleeding, or a disease caused by bleeding. The inventors discovered that by administering a pharmaceutical composition comprising a bispecific antigen-binding molecule that recognizes (a) blood coagulation factor IX and/or activated blood coagulation factor IX and (b) blood coagulation factor X and/or activated blood coagulation factor X according to a given dosage regimen, bleeding, a disease accompanying bleeding, or a disease caused by bleeding can be prevented and/or treated more effectively.
Type:
Application
Filed:
September 5, 2017
Publication date:
June 27, 2019
Applicants:
Chugai Seiyaku Kabushiki Kaisha, F. Hoffmann-La Roche AG
Abstract: Isolate monoclonal antibodies that bind to specific epitopes of human tissue factor pathway inhibitor (TFPI) and the isolated nucleic acid molecules encoding them are provided. Pharmaceutical compositions comprising the anti-TFPI monoclonal antibodies and methods of treating deficiencies or defects in coagulation by administration of the antibodies are also provided.
Type:
Application
Filed:
December 27, 2018
Publication date:
June 27, 2019
Applicant:
Bayer HealthCare LLC
Inventors:
Zhuozhi WANG, John MURPHY, Tobias MARQUARDT, Dieter MOOSMAYER
Abstract: A molecule that binds specifically to a human tissue plasminogen activator (TPA) or a TPA mutant is provided. The molecule having sub-nanomolar affinity to inhibit fibrin-dependent plasminogen activation with an IC50<5 nM, to inhibit degradation of human fibron clots without affecting TPA amidolytic activity or non-fibrin-dependent activation, and the amino acid sequence of the TPA mutant is at least 65% identical to SEQ ID NO: 1 or SEQ ID NO: 2. Further provided is a method for treating systemic bleeding and brain hemorrhage after TPA treatment in a patient in need of such treatment. The method comprises administering to said patient an effective amount of the molecule, wherein the molecule selectively inhibits fibrin-augmented plasminogen activation in the patient.
Abstract: The invention provides compositions and methods for binding and inhibiting renalase. In one embodiment, the renalase binding molecule inhibits renalase activity. Thus, in diseases and conditions where a reduction of renalase activity is beneficial, such inhibitory renalase binding molecules act as therapeutics.
Type:
Application
Filed:
March 7, 2019
Publication date:
June 27, 2019
Inventors:
Gary Desir, Abigail Hunt, Jessica O-Rear, Peter Flynn
Abstract: Provided is a long-acting PCSK9-specific binding protein and application thereof. Provided is an MV072 protein with unique complementarity-determining regions, i.e., a binding protein specifically binding to proprotein convertase subtilisin kexin type 9 (PCSK9). The protein can specifically bind to PCSK9, effectively inhibit the function of PCSK9 and reduce plasma LDL cholesterol level. Further provided is an application of the binding protein in treating diseases related to or influenced by the function of PCSK9.
Abstract: The present disclosure involves biologically active proteins termed cysteine-optimized multimerizing stradomers. Thus, the present disclosure provides compositions and methods providing anti-autoimmune and anti-inflammatory activities, useful in the treatment of diseases and conditions including autoimmune diseases, inflammatory diseases, or infectious diseases.
Abstract: The present invention provides methods for synthetic antibodies, methods for making synthetic antibodies, methods for identifying ligands, and related methods and reagents.
Type:
Application
Filed:
November 21, 2018
Publication date:
June 27, 2019
Applicant:
Arizona Board of Regents on behalf of Arizona State University
Inventors:
Stephen A Johnston, Neal Woodbury, Christopher W. Diehnelt, Paul Belcher, Nidhi Gupta, Zhan-Gong Zhoa, Matthew Greving, Jack Emery
Abstract: Hemostatic devices and methods of making same are disclosed. Disclosed hemostatic devices include biocompatible non-oxidized regenerated cellulose. The disclosed hemostatic devices are effective in providing and maintaining hemostasis in cases of moderate to severe bleeding caused by non-compressional and/or non-tourniquetable injuries, among other things. The disclosed methods enable manufacture of a bioabsorbable, biocompatible, biodegradable carboxymethyl cellulose having high stability and high adherence.
Abstract: Devices and methods for actively controlling the production of multistage and multimodal polymers. The device may include a reaction vessel configured to contain a polymer solution and generate polymer reactions in at least two stages as well as one or more detectors configured to monitor at least one reaction characteristic of the polymer solution contained in the reaction vessel. The device may further include a controller coupled with the reaction vessel and the one or more detectors, the controller configured to actively control the development of a predetermined reaction characteristic by modifying at least one process control variable based on the at least one reaction characteristic monitored by the detector.
Abstract: A high pressure polymerization process to form an ethylene-based polymer, the process comprising at least the following step: polymerizing a reaction mixture comprising ethylene and at least one comonomer, using a reactor system comprising a reactor configuration, and the following: (A) at least two reaction zones, a zone (reaction zone 1) and an ith zone (reaction zone i where i?2), (B) at least two ethylene-based feed streams, each comprising a percentage of the total make-up ethylene fed to the polymerization process, and wherein a first stream is sent to reaction zone 1 and a second stream is sent to reaction zone i; (C) a control system to control the percentage of the total make-up ethylene in the stream sent to reaction zone 1, and the percentage of the total make-up ethylene in the stream sent to reaction zone i, and wherein the ratio (Q) of the molar concentration of the at least one comonomer fed to the first reaction zone, to the molar concentration of comonomer in the sum of all ethylene-based fee
Type:
Application
Filed:
June 23, 2017
Publication date:
June 27, 2019
Applicant:
Dow Global Technologies LLC
Inventors:
Otto J. Berbee, Stefan Hinrichs, Hayley A. Brown, Bharat I. Chaudhary, John O. Osby, Teresa P. Karjala
Abstract: Polymerizable compositions are described which contain, as photoinitiator, at least one acyltin compound according to the general formula (I):
Type:
Application
Filed:
September 4, 2017
Publication date:
June 27, 2019
Inventors:
Norbert Moszner, Urs Karl Fischer, Peter Burtscher, Robert Liska, Patrick Knaack, Moritz Mitterbauer