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Class 521/183 - Nitrogen containing reactant


Subclass of Class 521 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein at least one reactant contains a
No. of applications: 19
Last issue date: 05/03/2012


Application No.Application TitleIssue Date
20120108694METHOD FOR SYNTHESISING A BLOCK COPOLYMER ALLOY HAVING IMPROVED ANTISTATIC PROPERTIES
The invention relates to a method for synthesising a block copolymer alloy including at least one rigid polyamide block PA, including the steps of: a) producing said block copolymer; b) adding, during step a) and to at least a portion of said block copolymer, 0.1 to 30 ...
05/03/2012
20120029104COMPOSITION COMPRISING STABLE POLYOL MIXTURES
Single-phase fluid compositions, comprising at least two isocyanate-reactive polyol components which are inherently incompatible with each other and as a mediator additive at least one copolymer compatibilizer additive effectuating compatibility between the originally i...
02/02/2012
20110313075ALIPHATIC POLYESTER
The present invention provides a copolymer obtainable by condensation of
    • i) 90 to 99.5 mol %, based on components i to ...
12/22/2011
20110252739INSULATED BUILDING MATERIALS
The present invention provides several methods and materials for use in building construction that may require air and water barrier, and water vapor permeability along with thermal or acoustic insulation. Several embodiments provide materials for a variety of building ...
10/20/2011
20110245358HYDROGEL CONTACT LENSES HAVING IMPROVED WETTABILITY
The present invention relates to a hydrogel contact lens having improved wettability, and particularly to a hydrogel contact lens of a complex membrane having an IPN (interpenetrating polymer network) intra structure, which is prepared by crosslinking composition for a ...
10/06/2011
20110223486BIAXIALLY ORIENTED POROUS MEMBRANES, COMPOSITES, AND METHODS OF MANUFACTURE AND USE
At least a selected microporous membrane is made by a dry-stretch process and has substantially round shaped pores and a ratio of machine direction tensile strength to transverse direction tensile strength in the range of 0.5 to 6.0. The method of making the foregoing m...
09/15/2011
20110217498CREEP RESISTANT ARTICLE
Disclosed are creep resistant articles having a polyolefin in a continuous phase and fibrils or lamellae of polyester, polyamide, or mixtures thereof dispersed in the continuous phase....
09/08/2011
20110212179MICRO-SPHERICAL POROUS BIOCOMPATIBLE SCAFFOLDS AND METHODS AND APPARATUS FOR FABRICATING SAME
Provided herein are bimodal porous polymer microspheres comprising macropores and micropores. Also provided herein are methods and apparatus for fabrication such microspheres. Further provided herein are methods of using bimodal porous polymer microspheres....
09/01/2011
20110086935PICOLYLAMINE RESINS
The present application relates to novel monodisperse, gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms ...
04/14/2011
20110048229SOLVENT-RESISTANT ASYMMETRIC HOLLOW FIBER GAS SEPARATION MEMBRANE, AND METHOD FOR PRODUCTION THEREOF
An asymmetric hollow fiber gas separation membrane obtained by subjecting an asymmetric hollow fiber polyimide membrane to a heat treatment having a maximum temperature of from 350 to 450° C., wherein the asymmetric hollow fiber polyimide membrane is formed with a poly...
03/03/2011
20100240787CO-POLYMER BASED POLYIMIDE ARTICLES AND THEIR USES N HIGH TEMPERATURE APPLICATIONS
Disclosed herein is a method for making polyimide articles that are suitable for high temperature applications. The articles disclosed herein are rigid, oxidatively stable, wear-resistant, and permeable to heated moisture and gases, and comprise co-polymer based polyimi...
09/23/2010
20100240788ARTICLES MADE FROM CO-POLYMER BASED POLYIMIDE AND THEIR USES IN AEROSPACE APPLICATIONS
Disclosed herein is a method for making polyimide articles that are suitable for high temperature applications. The articles disclosed herein are rigid, oxidatively stable, wear-resistant, and permeable to heated moisture and gases, and comprise co-polymer based polyimi...
09/23/2010
20100036188MOLECULARLY IMPRINTED POLYMER, PROCESS FOR PRODUCTION THEREOF AND PROCESS FOR THE SELECTIVE TREATMENT OF POORLY DEGRADABLE AND/OR TOXIC COMPOUNDS IN LIQUIDS
A molecularly imprinted polymer and production process therefor and a process for selective treatment of poorly degradable and/or toxic compounds in liquids using the molecularly imprinted polymers. Such polymers and processes are required for selective removal and/or d...
02/11/2010
20100029794Methods for Making Polymer Beads
The present invention relates to a polymer bead material that are characterised by having pore sizes that can be pre-determined and that can be obtained with a narrow distribution of such pore sizes created by use of sacrificial filler materials within the polymer mater...
02/04/2010
20100028779Porous Polyimide Membrane, Battery Separator, Battery, and Method
A porous polyimide membrane is provided. The volume of pores with a diameter of between about 50 and about 300 nm is more than about 40%, preferably more than 75% of the total pore volume in the membrane. A method for preparing a porous polyimide membrane comprises: pre...
02/04/2010
20090305030Reflective polymeric article and manufacture
In one embodiment, the method for making a polymer article comprises: orienting polymer chains in one direction more than any other direction to form an oriented article, contacting the oriented article with a foaming agent, and foaming the material to form the reflecti...
12/10/2009
20090061227METHOD FOR PURIFYING POROUS POLYAMIDE FINE POWDER
A porous polyamide fine powder having been prepared by bringing a non-solvent B for the polyamide into contact with a polyamide solution in which a polyamide is dissolved in a solvent a and containing a remaining solvent A is treated with a poor solvent C which is compa...
03/05/2009
20090043003INORGANIC MESOPOROUS MATERIAL HAVING CHIRAL TWISTED STRUCTURE AND PROCESS FOR PRODUCING THE SAME
A chiral inorganic mesoporous material characterized by having a chiral twisted structure and being mesoporous; a process for producing the material; and a method of using the material. The process for inorganic mesoporous material production is a method in which one or...
02/12/2009
20090023827METHOD OF PREPARING SHAPE MEMORY MATERIALS STARTING FROM STANDARD THERMOPLASTIC POLYMERS
The present invention concerns method of preparing shape memory materials starting from standard thermoplastic polymers. The present invention further is concerned with products obtained by the methods in accordance with the present invention and the use of these produc...
01/22/2009
 
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