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WO/2012/013807 |
The present invention relates to a method for consecutively producing at least two different polyethylene resins in one slurry loop reactor, comprising producing a first polyethylene resin in the presence of a Ziegler-Natta and/or a Chro...
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WO/2012/013800 |
The present invention relates to a method for feeding metallocene catalyst slurry to an olefin polymerization loop reactor (1) using a positive displacement device (5) comprising a first chamber (5-6) and a second chamber (5-3) each cham...
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WO/2012/013805 |
The present invention relates to a process of preparing a polyethylene in a loop reactor in the presence of antifouling agent comprising the steps of: a) feeding into said loop reactor diluent, monomers, optionally hydrogen, and optional...
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WO/2012/013802 |
The present invention relates to a process for preparing catalyst slurry in a catalyst slurry preparation system and supplying catalyst slurry to an ethylene polymerization loop reactor wherein an accurate control of the pressure within ...
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WO/2012/014747 |
Disclosed is a method for producing a water absorbent resin, wherein said method produces the water absorbent resin by means of a reversed-phase suspension polymerisation method and wherein odours originating from raw material components...
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WO/2012/012923 |
A method for synthesizing concrete polycarboxylic acid water-reducing agent at room temperature under non-stirring situation is disclosed, which comprises dissolving reactive materials, initiator, chain transfer agent and promoter into a...
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WO/2012/014750 |
The present application provides a process for producing a water-absorbable resin and a water-absorbable resin produced by the process, more specifically a process for producing a water-absorbable resin by a reversed-phase suspension pol...
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WO/2012/013794 |
The present invention relates to a process of preparing a polyolefin in a loop reactor by introducing anti-fouling agent through a sleeve provided around at least part of the shaft of the pump. Also, the invention relates to the use of a...
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WO/2012/014279 |
Disclosed is a method for manufacturing single-hole hollow polymer microparticles having extremely uniform inner and outer diameters without the need for a sorting process. Also disclosed are the single-hole hollow polymer microparticles...
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WO/2012/011368 |
The present invention relates to: a dispersant for calcium carbonate, which can produce a calcium carbonate slurry having a reduced initial viscosity by wet-grinding and can prevent the significant increase in viscosity of the slurry ove...
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WO/2012/010537 |
The invention relates to a polyamide shaped part which can be obtained by anionic polymerization of a lactam containing microcapsules comprising a capsule core of latent heat-storage material and a polymer as the capsule wall. The invent...
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WO/2012/012067 |
The invention relates to a liquid bis(acyl)phosphine oxide of formula (I): wherein R is C1-C18 alkyl, and wherein R is optionally substituted as described herein. The invention also relates to radiation curable compositions comprising li...
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WO/2012/010632 |
The invention relates to the use of a polymer dispersion for producing anti-drumming compounds, wherein the polymer dispersion can be obtained by the emulsion polymerization of radically polymerizable monomers in the presence of at least...
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WO/2012/008294 |
Provided is a dispersant for calcium carbonate with which the initial viscosity of a calcium carbonate slurry obtained by wet grinding is low and furthermore a marked rise in viscosity over time is prevented, and also provided is a metho...
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WO/2012/009216 |
Systems and methods for monitoring a particle/fluid mixture are provided. The method can include flowing a mixture comprising charged particles and a fluid past a particle accumulation probe. The method can also include measuring electri...
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WO/2012/008654 |
The present invention relates to a production method for a vinyl chloride-based resin having outstanding particle uniformity and heat stability, which is advantageous in that, by using an inorganic dispersion that has a specific structur...
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WO/2012/007356 |
The invention provides a process for aqueous, free-radically initiated, continuous emulsion polymerization of A) at least one vinyl ester and optionally at least one (meth)acrylic ester, B) ethylene, and C) 0 to 10% by weight, based on t...
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WO/2012/005519 |
Disclosed is a method for polymerizing alpha-olefins with utilizing a three-phase system, using a three-phase fluidized bed reactor, wherein alpha-olefins are efficiently and economically polymerized by agitating multiphase reaction medi...
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WO/2012/005519 |
Disclosed is a method for polymerizing alpha-olefins with utilizing a three-phase system, using a three-phase fluidized bed reactor, wherein alpha-olefins are efficiently and economically polymerized by agitating multiphase reaction medi...
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WO/2012/004154 |
The present invention relates to production of polymer, and in particular provides an interlock for use in a process for production of a polymer in a reactor, which process comprises: a. polymerising a monomer and optionally a comonomer ...
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WO/2012/004480 |
The present invention relates to compositions comprising at least one RAFT agent and/or at least one polymer obtained by controlled radical polymerization using at least one RAFT agent, and at least one odour-masking agent.
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WO/2012/005169 |
Provided is a curable resin composition that exhibits high initial adhesiveness and adhesion durability. The curable resin composition comprises (A) oligomer with a diene or hydrogenated diene backbone, (B) acyclic (meth)acrylate with a ...
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WO/2012/004676 |
In a process for producing polyethylene having a molecular weight of at least 3 x 105 g/mol as determined by ASTM 4020, ethylene is contacted under polymerization conditions with a slurry of a catalyst composition in at least one hydroca...
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WO/2012/003644 |
Thioxanthone-4-carboxylates, their preparation methods, photoinitiator compositions and uses thereof are disclosed. The compounds with the following structure of formula (I) are disclosed, in which R1 is selected from hydrogen, halo, C1-...
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WO/2012/003106 |
The invention relates to radiation curable compositions comprising a liquid bis(acyl)phosphine photo initiators of formula (Ϊ): wherein each of Ar1, Ar2 and Ar3 is independently a substituted or unsubstituted aryl group. The invention a...
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WO/2012/001092 |
The invention relates to a process for preparing a polymer by free-radical polymerization of at least one ethylenically unsaturated monocarboxylic acid and/or a salt thereof,at least one ethylenically unsaturated dicarboxylic acid and/or...
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WO/2012/002511 |
The liquid crystal-aligning agent comprises polyimide precursor with side chains that vertically orient liquid crystals and photoreactive side chains that contain at least one kind selected from methacrylic, acrylic, vinyl and cinnamoyl ...
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WO/2012/003219 |
A process for polymerizing ethylene to produce an ethylene -based polymer including contacting ethylene with a Ziegler-Natta procatalyst, an alkylaluminum cocatalyst and a self limiting agent selected from the group of aliphatic, cycloal...
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WO/2012/003106 |
The invention relates to radiation curable compositions comprising a liquid 0/s(acyl)phosphine photo initiators of formula (Ϊ): wherein each of Ar1, Ar2 and Ar3 is independently a substituted or unsubstituted aryl group. The invention a...
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WO/2012/000992 |
The present invention relates to a process for improving the flow properties of a polymer melt formed from a thermoplastic polymer, the use of particular copolymeric additives to improve the flow properties of a polymer melt formed from ...
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WO/2012/000956 |
Process for producing a prepolymerised metallocene catalyst system comprising a step of prepolymerising in a continuously operating prepolymerising reactor a solid metallocene catalyst system which does not comprise any catalytically ine...
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WO/2011/160640 |
The invention provides a method for the manufacture of a gel, said method comprising the steps of: providing a matrix composition comprising a polymeric photoinitiator of the general formula (I) : Polymer-[CR2-CHR-Spacer(PI)n]m (I) curin...
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WO/2011/161511 |
The invention relates to novel alkali-swellable thickening emulsions containing no surfactants or solvents other than water, thereby avoiding all of the inconveniences associated with the use of solvents or with the formation of foam in ...
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WO/2011/160639 |
The invention provides a method for manufacturing a skin-friendly pressure-sensitive adhesive composition, said method comprising the steps of: a. providing a matrix composition comprising a polymeric photoinitiator of the general formul...
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WO/2011/162961 |
A reactor system including an enclosed pressure relief system and/or a control system. The enclosed pressure relief system including a slurry separation system communicatively coupled with a pressure relief valve coupled to a loop reacto...
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WO/2011/162544 |
Disclosed is a polymerization reactor for the preparation of a superabsorbent polymer, and a method for preparing a superabsorbent polymer using the same. More particularly, the polymerization reactor may evenly supply polymerization ene...
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WO/2011/162971 |
Described herein is a polymerizable composition substantially free of an organic emulsifier, methods of making, and articles thereof. The polymerizable composition comprises: a continuous phase; a polymerizable monomer; an initiator; and...
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WO/2011/162544 |
Disclosed is a polymerization reactor for the preparation of a superabsorbent polymer, and a method for preparing a superabsorbent polymer using the same. More particularly, the polymerization reactor may evenly supply polymerization ene...
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WO/2011/160637 |
A photoinitiator of the general formula (I): (-(R1(A1)m)u-(R2(A2)n-0)0-(R3(A3)p-0)q-(R4(A4)r)v-C(0)NH-R5(
A5)5-NHC(0))t- wherein R1( R2, R3, R4 and R5 and m, n, o, p, q, r, s, t, u and v are as defined herein and A1, A2, A3, A4 and A5 ar...
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WO/2011/162971 |
Described herein is a polymerizable composition substantially free of an organic emulsifier, methods of making, and articles thereof. The polymerizable composition comprises: a continuous phase; a polymerizable monomer; an initiator; and...
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WO/2011/160636 |
The invention provides a method for producing a polymeric photoinitiator, of the general formula I : Polymer-[CR2-CHR-Spacer(PI)n]m (I) wherein m is an integer from 1-5000; n is a real number above 0 and below 5; R is as defined herein, ...
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WO/2011/160637 |
A photoinitiator of the general formula (I): (-(R1(A1)m)u-(R2(A2)n-0)0-(R3(A3)p-0)q-(R4(A4)r)v-C(0)NH-R5(
A5)5-NHC(0))t- wherein R1( R2, R3, R4 and R5 and m, n, o, p, q, r, s, t, u and v are as defined herein and A1, A2, A3, A4 and A5 ar...
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WO/2011/160640 |
The invention provides a method for the manufacture of a gel, said method comprising the steps of: providing a matrix composition comprising a polymeric photoinitiator of the general formula (I) : Polymer-[CR2-CHR-Spacer(PI)n]m (I) curin...
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WO/2011/160961 |
A process for the gas-phase copolymerization of: (a)propylene, (b) at least one C4-C8 α-olefin, and (c) optionally ethylene, the process being carried out in a reactor having two interconnected polymerization zones, wherein the growing ...
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WO/2011/161508 |
The invention relates to novel alkali-swellable thickening emulsions free from methacrylic acid, which monomer has been hitherto indispensable, making manufacturers dependent on this raw material. Said novel emulsions contain a certain a...
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WO/2011/160636 |
The invention provides a method for producing a polymeric photoinitiator, of the general formula I : Polymer-[CR2-CHR-Spacer(PI)n]m (I) wherein m is an integer from 1-5000; n is a real number above 0 and below 5; R is as defined herein, ...
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WO/2011/162293 |
The disclosed inorganic-organic hybrid material can realize an optical material that combines the conflicting properties of flexibility and high index of refraction, has a low degree of yellowness, and is highly transparent. Said inorgan...
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WO/2011/160641 |
The present invention relates to the use of polymeric photoinitiators based on polyalkyletherurethane backbones in the production of hydrophilic gels, in particular hydrogels. The invention relates to methods for manufacturing hydrophili...
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WO/2011/162225 |
Disclosed are: a surface modifier which has two opposite properties such as hydrophilicity and lipophilicity and hydrophilicity and oil-repellency and can be fixed onto a base material; a process for producing the surface modifier; and a...
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WO/2011/162078 |
Disclosed is a composition for a colloidal crystal, comprising (A) core-shell particles each having a core part and a shell part and (B1) a monomer having a specific structure, wherein the core-shell particles (A) are contained in an amo...
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