Document |
Document Title |
WO/2001/094490A1 |
This invention relates to pressure sensitive adhesives, and processes of preparing such adhesives, comprising random star polymers which are crosslinked by reaction with multifunctional crosslinking agent. These adhesives can be used in ...
|
WO/2001/092361A1 |
The invention concerns a biocompatible polymer having a mole weight more than 50000 g/mole, preferably 90000 g/mole for fixing biological ligands comprising at least a first linear segment consisting of a hydrophobic homopolymer derived ...
|
WO/2001/092360A1 |
The invention relates to block copolymers for optical data storage.
|
WO/2001/090224A1 |
Curable compositions giving a cured article which has a high gel content, excellent weatherability, and satisfactory storage stability while retaining intact properties inherent in polyether polymers, such as high elongation. One of the ...
|
WO/2001/089470A1 |
The invention concerns the use in cosmetics of block ethylene copolymers with elastic character comprising at least a rigid having a glass transition temperature (T¿g?) not less than 20 °C and at least a flexible block having a glass t...
|
WO/2001/077198A1 |
The invention provides in one aspect a process for preparing a microgel by RAFT polymerizing in the presence of a RAFT chain transfer agent, one or more solvophobic monomers and one or more solvophilic monomers to form one or more block ...
|
WO/2001/074908A2 |
The invention relates to a method for producing polymers. According to said method, at least one first ethylenically unsaturated monomer is subjected to a radically induced polymerization in the presence of stable free radicals or source...
|
WO/2001/062803A2 |
A series of support systems for atom transfer radical polymerization of various monomers is disclosed. The complexes of a copper bromide and a multidentate amine physically adsorbed onto silica gel, alumina gel or other polymeric particl...
|
WO/2001/060322A1 |
Dental composition having an improved light and thermal stability, including a mixture of at least a polymerizable resin, at least a polymerizable monomer, at least a polymerization initiator and/or a sensitizer and stabilizer, and at le...
|
WO/2001/060912A2 |
The present invention relates to block copolymer compositions capable of being processed by the application of pressure. The invention also provides methods for predicting phase diagrams of polymer blends and block copolymers, particular...
|
WO/2001/053369A1 |
Olefin block copolymers excellent in affinity with metal, polar resins or the like, impact resistance, mar resistance, thermal resistance, rigidity, oil resistance, transparency, antifogging properties, electrical insulation properties, ...
|
WO/2001/051534A1 |
The invention relates to comb polymers and macromonomers based on acrylates prepared by the ATRP (Atom Transfer Radical Polymerization) method. These polymers have an improved capability of dispersing pigments in the given solvent. The i...
|
WO/2001/049764A1 |
A process for forming a copolymer comprising the steps of (i) preparing a living polymer segment by using anionic polymerization techniques, (ii) modifying the living polymer by reacting it with an alkyl metal halide to form an organomet...
|
WO/2001/046284A1 |
The present invention relates to compositions of matter comprising a trifunctional aromatic core, said core having three arms radiating therefrom, wherein each of said arms is a diblock copolymer comprising an inner segment of polyisobut...
|
WO/2001/042325A1 |
The invention relates to a surface chemistry modified latex which can be obtained by carrying out radical polymerization in emulsion in the presence of at least one ethylenically unsaturated monomer or at least one polymer having ethylin...
|
WO/2001/042312A1 |
The invention concerns a method for preparing polymers, characterised in that it consists in contacting: at least an ethylenically unsaturated polymer, at least a source of free radicals, and at least a compound of general formula (IA) w...
|
WO/2001/040339A1 |
The invention relates to block copolymers that are obtained by polymerizing a mixture of olefinically unsaturated monomers consisting of: a) 0 to 40 weight % of one or more ethylenically unsaturated ester compounds of formula (I), wherei...
|
WO/2001/031404A1 |
Block copolymers containing block having pendant fluoro-containing groups and block having pendant hydrolyzable ester containing groups is developed at lower pressures and temperatures than random copolymers of the same monomers. Where t...
|
WO/2001/025292A1 |
Acrylic AB block copolymers prepared by group transfer polymerization that are useful as pigment dispersant, characterized by mononuclear or dinuclear heterocyclic groups bonded to the highly polar anchoring A segment of the block copoly...
|
WO/2001/025357A2 |
A pigment dispersion useful for forming coating compositions containing dispersed pigment, a non-aqueous carrier liquid and an ABC-block polymer dispersant (binder); the ABC block polymer has a number average molecular weight of about 5,...
|
WO/2001/023435A1 |
Improved polymerization agents and processes are disclosed. In particular, the nitrogen-containing free radicals and free radical precursors are used to effect efficient, controlled polymerization of polymeric materials, including monome...
|
WO/2001/021678A1 |
Self-assembling compounds capable of forming birefringent gels when added to an organic medium in an amount of about 0.05 % to about 2 % by weight are disclosed. A birefringent gel containing a self-assembling compound and an organic mon...
|
WO/2001/016187A1 |
The invention concerns an aqueous gel-forming composition comprising block copolymers including at least a water soluble block and at least a block hydrophobic for the major part, and forming a viscoelastic gel.
|
WO/2001/014428A1 |
The invention relates to a method for the radically initiated polymerization of ethylenically unsaturated monomers, whereby the polymerization proceeds in the presence of di-nitroxyl radicals. Tri-block and higher block copolymers can be...
|
WO/2001/007496A2 |
Novel block polymers of ethylenically unsaturated monomers and ethylenically unsaturated carboxylates such as vinyl acetate may be made by transition metal mediated, atom transfer polymerisation of an ethylenically unsaturated monomer wi...
|
WO/2001/007518A1 |
An aqueous dispersion excellent in adhesion to various substrates, storage stability, weatherability, hydrophobicity, etc. The dispersion is obtained by dispersing a block copolymer comprising a polymer block (A) consisting mainly of ole...
|
WO/2001/000697A1 |
A fluorochemical material which is excellent in flexibility, mechanical strength, viscoelasticity, and moldability, has improved nontackiness, and is capable of giving various products, especially products or parts for OA apparatuses. Th...
|
WO/2000/075207A1 |
The invention concerns a method for preparing polymers, which consists in contacting: an ethylenically unsaturated monomer; a source of free radicals; and a compound (I) or general formula (IA), wherein R?2¿ represents a group, a cycle ...
|
WO/2000/075791A2 |
Provided are block copolymers containing at least two blocks are provided and comprise: (a) a first block containing residues of at least one first ethylenically unsaturated radically polymerizable monomer that is free of hydroxy functio...
|
WO/2000/071606A1 |
A process for making a polysiloxane block copolymer which is built up from units of the formula [A] [B], in which A is a polymeric block built up from radically polymerisable monomer, and B is a polysiloxane block, the process comprising...
|
WO/2000/071591A1 |
The present invention relates to a block polymeric material. Typically the block polymer comprises units capable of having an average cationic charge density of about 15 or less, preferably 5 or less, more preferably from about 0.05 to a...
|
WO/2000/068218A1 |
Photoinitiators of formula (Ia) or (Ib) having chain transfer groups, wherein n is 1 or 2; PI is for example a group of formula (IIa); PI' inter alia is a group of formula (IIIa); Ar is for example phenyl; Ar¿2? is inter alia phenylene;...
|
WO/2000/068275A1 |
The present invention relates to non-symmetrical free radical polymerization initiators and for processes which initiate polymerization, and polymerization reactions which are conducted in the presence of said unsymmetrical free radical ...
|
WO/2000/063267A1 |
The invention relates to a method for the production of a rubber-elastic block copolymer comprising at least one block A consisting of vinyl aromatic monomers and forming a hard phase and/or at least one block B consisting of diene monom...
|
WO/2000/059963A1 |
Copolymers comprising moieties derived from at least one first fluorinated comonomer having formula (I), wherein X is hydrogen or methyl, Y is a single bond or a radical of the formula CH¿2?NRSO¿2? or NRSO¿2?, R being a C¿1-6? alkyl ...
|
WO/2000/058380A1 |
The invention relates to block copolymers comprising at least two hard blocks S¿1? and S¿2? consisting of vinyl aromatic monomers and at least one random soft block B/S which is positioned between the hard blocks and consists of vinyl ...
|
WO/2000/056795A1 |
Further improvements have been made in processes for controlled polymerization of free radically (co)polymerizable monomers mediated by a transition metal complex participating in a redox reaction which involves transfer of a radically t...
|
WO/2000/055218A1 |
The invention discloses a method for preparing a triblock copolymer of formula (I) comprising: (a) contacting a cycloalkene with a chain transfer agent of the formula: Z-Y=Y-Z in the presence of a metal carbene metathesis catalyst to for...
|
WO/2000/050467A1 |
A polymerization process comprising the steps of admixing a halogen-containing compound, monomer, and a cobalt complex.
|
WO/2000/044846A1 |
An adhesive material is suitable as a bioadhesive and comprises an adhesive polymer and a plasticiser therefor, wherein the adhesive is cross-linked, characterised in that the adhesive comprises ketone groups cross-linked by a polyamine ...
|
WO/2000/043344A1 |
The invention relates to $g(a)-halogenated acid esters of polyvalent, but at least trivalent, alcohols which can be used as atom transfer radical polymerization initiators. Using said initiators block copolymers having branched structure...
|
WO/2000/043428A1 |
Synthetic polymers having moieties capable of covalent or hydrogen bonding to cellulose and one or more amphiphilic moieties are disclosed. These polymers are capable of providing two distinct properties to paper products, such as tissue...
|
WO/2000/042084A1 |
A fluorinated diblock, triblock or multiblock copolymer, wherein the blocks are selected from at least two of the following types of polymer blocks: a) polystyrene block, b) polymer block of styrene with a fluorinated phenyl moiety, c) c...
|
WO/2000/040630A1 |
The present invention relates to a composition containing ATRP polymers and dispersible inorganic or organic pigment particles. The pigment composition is useful for preparing coating compositions, prints, images, inks or lacquers and ot...
|
WO/2000/040628A1 |
A block copolymer for hair styling compositions includes hydrophilic and hydrophobic blocks which allow for optimization of desirable characteristics of the hair styling composition, such as style retention at high humidity, tack, hardne...
|
WO/2000/039233A1 |
Hot-melt processable adhesive, such as pressure-sensitive-adhesive (PSA) or heat-activatable adhesive, compositions of the present invention possess a broad formulation latitude and adequate cohesive strength after application for use in...
|
WO/2000/039169A1 |
The invention relates to a coating agent, containing at least one conversion product (A) and at least one suitable additive (C), (A) being produced according to a method comprising the following step (i): (iv) reacting a reaction mixture...
|
WO/2000/037507A1 |
A method for producing a reaction product (A) comprising the following step (i): (iv) a reaction mixture comprising at least one radically reactable monomer (a) is reacted in radical conditions in the presence of at least one radical ini...
|
WO/2000/035962A1 |
The invention relates to a method for the living free-radical polymerization of one or more ethylenically unsaturated monomers by means of at least one free-radical polymerization initiator and in the presence of one or more stable N-oxy...
|
WO/2000/035963A1 |
The invention relates to a method for the living free-radical polymerization of one or more ethylenically unsaturated monomers by means of a free-radical polymerization initiator and in the presence of a stable N-oxyl radical. As free-ra...
|