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Matches 1 - 50 out of 45,823

Document Document Title
WO/2021/205333A1
A composition comprising a high molecular weight, chromium catalyzed ethylene copolymer (also referred to as a polyethylene resin), a nucleating agent and zinc oxide.  
WO/2021/206345A1
The present invention relates to a catalyst composition comprising an oxonium ion-based catalyst and an aluminum-based cocatalyst, and a method for preparing an isobutene-based polymer using same.  
WO/2021/206250A1
The present invention relates to: a catalyst composition which comprises at least one selected from the group consisting of a transition metal compound represented by chemical formula 1 and a transition metal compound represented by chem...  
WO/2021/204979A1
The present application relates to a process for producing ethylene polymer in a polymerization process comprising polymerisation of ethylene, optionally with comonomers selected from C3-C20-alpha-olefins, preferably selected from C4-C10...  
WO/2021/202283A1
The present disclosure provides a process. In an embodiment, the process includes providing a purge stream containing octene monomer. The process includes contacting, under polymerization conditions, the purge stream with a bis-biphenylp...  
WO/2020/167713A9
Two-part cyanoacrylate/free radically curable adhesive systems demonstrating improved toughness are provided. Two-part cyanoacrylate/free radically curable adhesive systems demonstrating improved toughness are provided.  
WO/2021/202722A1
Processes of polymerizing olefin monomers using catalyst systems and catalysts systems that include a procatalyst having a structure according to formula (I):  
WO/2021/202294A1
The present disclosure provides a process. In an embodiment, the process includes contacting, under polymerization conditions, one or more C6-C14 α-olefin monomers with a bis-biphenylphenoxy catalyst. The process includes forming a poly...  
WO/2021/196776A1
The present invention belongs to the field of polymer synthesis, and a method for preparing branched polyhydroxyethyl methacrylate by inverse emulsion polymerization at room temperature is disclosed. A branched hydroxyethyl methacrylate ...  
WO/2021/196778A1
The present invention belongs to the field of polymer synthesis, and particularly relates to temperature-responsive poly (hydroxyethyl methacrylate) and a preparation method. Dibenzoyl peroxide is used as an oxidizing agent, 2-methyl-N-[...  
WO/2021/200090A1
The present invention relates to an olefin-based resin (β) satisfying the following requirements (I) to (VI). (I) The olefin-based resin (β) includes an olefin-based graft polymer [R1] comprising a main chain consisting of an ethylene/...  
WO/2021/202483A1
Provided are bimodal linear low density polyethylene copolymers (B-LLDPE copolymers) that have a combination of improved properties comprising at least one processability characteristic similar or better than that of an unblended monomod...  
WO/2021/196777A1
The present invention belongs to the technical field of fine chemical engineering, and specifically relates to a polymerizable surfactant with reducibility and a preparation method therefor. The polymerizable surfactant with reducibility...  
WO/2021/202486A1
Provided are bimodal linear low density polyethylene copolymers (B-LLDPE copolymers) that have a combination of improved properties comprising at least one processability characteristic similar or better than that of an unblended monomod...  
WO/2021/202302A1
The present disclosure provides a drag reducing agent. In an embodiment, the drag reducing agent includes a polymer and a liquid carrier. The polymer is composed of one or more C6-C14 α-olefin monomers. The polymer includes a residual a...  
WO/2021/197055A1
An acrylate emulsion with high water whitening resistance, relating to the technical field of emulsion paint films, and comprising at least the following raw materials in part by weight: 15-40 parts of a styrene monomer, 40-70 parts of a...  
WO/2021/202714A1
Processes of polymerizing olefin monomers using catalyst systems and catalysts systems that include a procatalyst having a structure according to formula (I).  
WO/2021/202659A1
A method for preparing a polymer, the method comprising polymerizing conjugated diene monomer in the presence of a lanthanide-based catalyst system including (i) a lanthanide-containing compound, (ii) triethyl aluminum, (iii) an aluminum...  
WO/2021/202349A1
Embodiments are directed to a method of making an olefin-based polymer by free-radical polymerization in a reactor system. The method includes initiating a free-radical polymerization of an olefin-based monomer, propagating growth of the...  
WO/2021/202091A1
The present disclosure relates to comb-block copolymers and methods thereof. In some embodiments, a copolymer includes a first block comprising an ethylene-propylene copolymer; and a second block comprising a high density polyethylene. I...  
WO/2021/195501A1
The disclosure are directed to a process for polymerizing ethylene-based polymers. The process includes polymerizing ethylene and optionally one or more (C3-C14)α-olefin monomer, and at least one diene, in the presence of at least one m...  
WO/2021/191724A1
A new olefin polymerization catalyst is ligated with a tetradentate ligand having a phenoxy/amino/ether/phenoxy (O/N/O/O) atom donor set. The new polymerization catalyst which is based on zirconium or hafnium produces an ethylene copolym...  
WO/2021/193717A1
The present invention pertains to: a fluorine resin that includes a residue unit represented by formula (1), and an end group represented by formula (2); and a fluorine resin that includes a residue unit represented by formula (1) and ha...  
WO/2021/195504A1
Embodiments of this disclosure are directed to ethylene-based polymers. The ethylene-based polymers are polymerized units derived from ethylene, diene, and optionally one or more C3-C12 α-olefins. The ethylene-based polymer includes a m...  
WO/2021/193813A1
A polypropylene composition including: as a component (A), a propylene (co)polymer that includes 0-2 wt% of a comonomer-derived unit selected from the group consisting of ethylene, a C4-C10-α-olefin, and a combination of these; and as a...  
WO/2021/195505A1
Embodiments of this disclosure are directed to ethylene-based polymers. The ethylene-based polymer are polymerized units derived from ethylene, diene, and optionally, one or more C3-C12 α-olefins. The ethylene-based polymer includes a m...  
WO/2021/194766A1
The present disclosure relates to acid-blocked alkylaminopyridine catalysts for use in a polyurethane formulation. The polyurethane formulation may include the acid-blocked alkylaminopyridine catalyst, a compound containing an isocyanate...  
WO/2021/193650A1
Provided are: a catalyst that is for olefin polymerization and that has a high catalytic activity (polymerization activity); a production method for the catalyst for olefin polymerization; and a production method for an olefin polymer us...  
WO/2021/188337A1
This invention relates to a composition comprising at least 1 wt%, based upon the weight of composition, of a transition metal complex comprising a pentavalent transition metal and represented by the Formula (1): wherein each M is indepe...  
WO/2021/187780A1
The present invention relates to a production method for a transition metal compound. Specifically, the present invention relates to a production method for a transition metal compound for use in the production of a catalyst for olefin p...  
WO/2021/188361A1
This invention relates to a copolymer comprising about 50 wt% to about 99.9 wt% C6-C60 linear α-olefin units; diene units; and optionally C2-C10 α-olefin comonomer units different than the C6-C60 linear α-olefin units. In at least one...  
WO/2021/185737A1
A copolymer comprising repeating units derived from ethylene, at least one C3-C20-α-olefin, at least one non-conjugated diene, and at least one dual polymerizable diene, wherein the copolymer has (i) an intensity ratio D of ≤ 0.5 and ...  
WO/2021/185924A1
The present invention provides a heterophasic polypropylene composition with good response to nucleating agents, increased crystallisation temperature, good mechanical properties The present invention further relates to articles made the...  
WO/2021/182439A1
The purpose of the present invention is to provide: a borate compound-containing composition which is useful as a promoter for polymerization of olefins or dienes and which is soluble in a hydrocarbon solvent; and a manufacturing method ...  
WO/2021/182438A1
The purpose of the present invention is to provide a composition containing a borate compound which is useful as a cocatalyst for the solution polymerization of olefin or diene and is soluble in a hydrocarbon solvent. According to the ...  
WO/2021/176976A1
The present invention addresses the problem of providing resin fine particles capable of maintaining the transparency of a film while imparting an anti-blocking effect when added to various types of resin films. Provided as a solution ar...  
WO/2021/177379A1
This composition contains: (1) a reactive compound that has an aromatic ring and a hydroxyl group and that produces a cured body which exhibits a tensile elongation percentage of 50% or greater as measured in accordance with JIS K 7161-2...  
WO/2021/175836A1
The present invention relates to a process for producing a solid Ziegler-Natta catalyst component in the form of solid particles having a median particle size (D50vol) of 5 to 500 μm and the process comprising steps I. providing a solut...  
WO/2020/131566A8
Catalyst systems that include a metal-ligand complex according to formula (I):  
WO/2021/173148A1
A composition, such as a catalyst precursor or a catalyst comprising a Cr coated silica support with particularly defined levels of Na and Al, such that the resulting Cr/Silica catalyst has an increased MI potential is disclosed. In an e...  
WO/2021/138103A4
Embodiments of a polyethylene composition are provided, which may include a first polyethylene fraction comprising at least one peak in a temperature range of from 35°C to 70°C in an elution profile via improved comonomer composition d...  
WO/2021/172818A1
The present invention relates to a hybrid catalyst composition comprising different transition metal compounds, an olefin polymerization catalyst comprising same, and methods for preparing the composition and the catalyst. Specifically, ...  
WO/2021/173362A1
The present disclosure relates to Lewis base catalysts. Catalysts, catalyst systems, and processes of the present disclosure can provide high temperature ethylene polymerization, propylene polymerization, or copolymerization. In at least...  
WO/2021/172341A1
[Problem] The problem of the present invention is to provide an environmentally friendly photoradical polymerization initiator that does not generate acids inducing corrosion during radical polymerization reaction and consists of carbon ...  
WO/2021/173345A1
Embodiments are directed to a metal-ligand complex catalyst precursor, (L1)(L2)X(R1)(R2), and methods for producing the same from a compound of formula Q2X(R1)(R2). L1 and L2 are independently -R3-Z1 or -R4-Z1. R1 and R2 are independentl...  
WO/2021/173361A1
Metallocene complexes represented by structure (I) are useful for alpha olefin oligomerization in the presence of an activator to generate polyalphaolefins having a high percentage of vinylidene termination and relatively low Mn values. ...  
WO/2021/168023A1
Disclosed are metallocene compounds, catalyst compositions comprising a metallocene compound, processes for polymerizing olefins, methods for making catalyst compositions, olefin polymers and articles made from olefin polymers. In an asp...  
WO/2021/164844A1
The invention relates to a family of Pd(II)-based catalysts of general formula (I) reproduced below for use in the production of olefin/polar vinyl monomer copolymers and olefin homopolymers. The invention also refers to ligands that are...  
WO/2021/165842A1
The present invention relates to a process for preparation of superabsorbent polymer with high fluid absorptivity. The present invention also relates to a composition comprising said superabsorbent polymer and their use for absorbing aqu...  
WO/2021/162304A1
The present invention relates to an anionic polymerization initiator for preparing a polyolefin-polystyrene block copolymer, an anionic polymerization initiator composition, and a method for preparing same.  

Matches 1 - 50 out of 45,823