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Class 525/211 - Fused- or bridged-ring reactant contains at least two ethylenic groups


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein a solid polymer is derived from a
No. of patents: 456
Last issue date: 04/03/2012


1                      
NumberTitleIssue Date
8148472Polymer compositions comprising cyclic olefin polymers, polyolefin modifiers and non-functionalized plasticizers
This invention relates to a polymer composition comprising a blend comprising: (a) greater than 30 wt (based upon the weight of the composition) of a cyclic olefin polymer having a Tg greater than 60° C. and having a T
04/03/2012
7683131Molding material containing a matting agent
The invention relates to a moulding composition, comprising a) 50 to 99.9% by weight of a matrix composed of a thermoplastic polymer and b) from 0.1 to 50% by weight of a matting agent in the form of a (meth)acrylate copolymer dispersed in the matrix, characterized ...
03/23/2010
7595365Combinations of tackifier and polyalphaolefin oil
The use of a polyalphaolefin oil or combinations of polyalphaolefin oils to modify the softening point characteristics of a tackifier and compositions containing a tackifier and polyalphaolefin oil are disclosed herein. ...
09/29/2009
7423089Preparation of rubber composition comprised of EPDM/polyisoprene rubber blends and tire with sidewall comprised thereof
This invention relates to preparation of rubber compositions comprised of EPDM and conjugated diene-based elastomer, particularly including cis 1,4-polyisoprene rubber, and particularly natural cis 1,4-polyisoprene rubber, blends and pneumatic rubber tire with an ou...
09/09/2008
7402624Graft copolymers with segmented arms and their preparation and use
Graft copolymers with segmented (or block) arms and a process for preparing the same. Such polymers are particularly useful in formulating air-dry clear coat and color coat lacquers used in automotive refinishing. ...
07/22/2008
7368509Functional norbornenes and polymeric derivatives and fabrication thereof
The present invention relates to novel functional norbornenes as initiators for radical polymerization, its polymer and a process for producing the same. More particularly, the novel functional norbornenes can be selectively polymerized by ring-opening metathesis po...
05/06/2008
7368508Functional norbornenes and polymeric derivatives and fabrication thereof
The present invention relates to novel functional norbornenes as initiators for radical polymerization, its polymer and a process for producing the same. More particularly, the novel functional norbornenes can be selectively polymerized by ring-opening metathesis po...
05/06/2008
7354979Polymer production at supercritical conditions
This invention relates to a process to polymerize olefins comprising contacting, in a polymerization system, olefins having three or more carbon atoms with a catalyst compound, activator, optionally comonomer, and optionally diluent or solvent, at a temperature abov...
04/08/2008
7338698Homogeneously branched ethylene polymer carpet, carpet backing and method for making same
The present invention pertains to carpet and methods of making carpet. In one aspect, the carpet includes (a) a primary backing which has a face and a back surface, (b) a plurality of fibers attached to the primary backing and extending from the face of the primary ...
03/04/2008
7335704Functional norbornenes and polymeric derivatives and fabrication thereof
The present invention relates to novel functional norbornenes as initiators for radical polymerization, its polymer and a process for producing the same. More particularly, the novel functional norbornenes can be selectively polymerized by ring-opening metathesis po...
02/26/2008
7332677Multiconductor cable assemblies and methods of making multiconductor cable assemblies
A multiconductor cable assembly and a method of making a multiconductor cable assembly are disclosed. The multiconductor cable assembly comprises a conductor and a covering comprising a thermoplastic composition. The thermoplastic composition comprises a poly(arylen...
02/19/2008
7319125Supercritical polymerization process and polymers produced therefrom
This invention relates to a process to produce propylene polymers comprising contacting a metallocene catalyst compound and an activator in a reaction medium comprising propylene, from 0 to 30 volume % of one or more solvents and from 0 to 30 mole % of one or more c...
01/15/2008
7288586Polyester based cobalt concentrates for oxygen scavenging compositions
A solid concentrate is provided having a combination of a transition metal present in an amount ranging from 1000 to 40,000 ppm (weight by metal) and a polyester polymer present in an amount of at least 40 wt. % based on the weight of the concentrate. Concentrates m...
10/30/2007
7265183High clarity, low friction polyethylene compositions for films
A melt-blended polyethylene/COP composition suitable for making optically clear films with low coefficients of friction includes from about 70 to about 98 weight percent of a polyethylene resin and from about 2 to about 25 weight percent of a first COP resin compone...
09/04/2007
7250470Crystallization of polypropylene using a semi-crystalline, branched or coupled nucleating agent
A method of nucleating a propylene homo- or copolymer, the method comprising contacting the propylene polymer with a semi-crystalline branched or coupled polymeric nucleating agent under nucleation conditions. In one embodiment, the propylene homopolymer is characte...
07/31/2007
7247679Hetero phase polymer compositions
Hetero phase polymer compositions are described. The compositions may have polypropylene component, a modifier component and a compatibilizer component. The modifier component may in some embodiments be an ethylene α-olefin copolymer with a density ≧0.905 g/cm
07/24/2007
7244787Elastic blends of semicrystalline propylene polymers and high glass transition temperature materials
Compositions are provided having from 70 wt % to 95 wt % of a polymer selected from homopolymers and random copolymers of propylene and from 5 wt % to 30 wt % of a miscible hydrocarbon resin with a glass transition temperature greater than 20° C. The polymer has a ...
07/17/2007
7220917Electrical wire and method of making an electrical wire
An electrical wire has a conductor and a covering. The covering includes a thermoplastic composition having a poly(arylene ether), a polyolefin and a polymeric compatibilizer. The thermoplastic composition may further have a flame retardant. ...
05/22/2007
7217885Covering for conductors
The covering for used with a conductor having a thermoplastic composition. The thermoplastic composition has a poly(arylene ether), a polyolefin and a polymeric compatibilizer. The thermoplastic composition may further have a flame retardant. ...
05/15/2007
7217766Hetero phase polymer compositions
Hetero phase polymer compositions are described. The compositions may have polypropylene component, a modifier component and a compatibilizer component. The modifier component may in some embodiments be an ethylene α-olefin copolymer with a density ≧0.905 g/cm
05/15/2007
7199189Compositions suitable for elastomeric membranes
This invention relates generally to polymers suitable for making elastomeric films, membranes or sheets. More specifically, this invention is directed to polymers of the ethylene, alpha-olefin, diene terpolymer type that are reactor blends of two components, an amor...
04/03/2007
7199191Impact modifier compositions with improved flowability
Physical blends of solid particulates of chlorinated polyolefins and elastomeric ethylene copolymers yield a blended product with anti-blocking characteristics superior to that defined by the weight proportion-based linear interpolation of either blend component. Th...
04/03/2007
7195799Polymer composition for traction on ice
The present invention provides a composition comprising a polymer and methods of using the composition to increase the traction of an article of manufacture on an icy surface. The polymer can be a silicate polymer, a plancheite-derived polymer, a pinacol polymer, an...
03/27/2007
7179876High tear films from hafnocene catalyzed polyethylenes
A polyethylene film having a balance of improved physical and mechanical properties and a method for making the same are provided. In one aspect, the film includes a 1% secant modulus of greater than 25,000 psi, a dart impact resistance of greater than 500 g/mil, an...
02/20/2007
7176259High density polyethylene films with improved barrier properties
This invention relates High Density Polyethylene (HDPE) films having improved barrier properties. More particularly, the invention relates to HDPE films containing hydrocarbon resins having improved moisture barrier. The invention also relates to masterbatches for u...
02/13/2007
7172816High tear films from hafnocene catalyzed polyethylenes
A polyethylene film having a balance of improved physical and mechanical properties and a method for making the same are provided. In one aspect, the film includes a 1% secant modulus of greater than 25,000 psi, a dart impact resistance of greater than 500 g/mil, an...
02/06/2007
7141632Mixed metallocene catalyst systems containing a poor comonomer incorporator and a good comonomer incorporator
The present invention provides polymerization catalyst compounds, catalyst systems including these catalyst compounds, and to their use in the polymerization of ethylene and at least one comonomer. In particular, the invention provides a catalyst system comprising a...
11/28/2006
7124910Leak-resistant polymeric foam containers
A leak-resistant hinged polymeric foam container comprises a base and a lid. The base comprises a bottom wall and a sidewall that encompasses and extends generally upwardly from the bottom wall. The sidewall comprises a first sealing area and a first generally upwar...
10/24/2006
7105603High impact polymer compositions
Disclosed herein are various compositions that have particular utility in automotive components, including compositions that include: (a) polypropylene having a melting point of 110° C. or more; (b) ethylene α-olefin polymer in which the α-olefin is C4
09/12/2006
7094472Radiation treated ethylene polymers and articles made from said polymers
The invention relates to ethylene polymers that are modified by ionizing radiation, prior to article formation, at a temperature less than the crystalline melt temperature and preferably under ambient atmosphere, as well as articles made from said polymers. The irra...
08/22/2006
7091282Composition containing ethylene/propylene/diene copolymer and polyalkylene/olefin copolymer
A composition suitable for forming a sidewall for a tire includes a rubber composition which includes at least one rubber, an ethylene/propylene/diene terpolymer, and a polyalkylene copolymer. The rubber may include one or more natural or synthetic rubbers, such as ...
08/15/2006
7060754Crystallization of polypropylene using a semi-crystalline, branched or coupled nucleating agent
A method of nucleating a propylene homo- or copolymer, the method comprising contacting the propylene polymer with a semi-crystalline branched or coupled polymeric nucleating agent under nucleation conditions. In one embodiment, the propylene homopolymer is characte...
06/13/2006
7060765Low comonomer incorporating metallocene catalyst compounds
The present invention provides polymerization catalyst compounds, catalyst systems including these catalyst compounds, and to their use in the polymerization of ethylene and at least one comonomer. In particular, the invention relates to identifying the comonomer in...
06/13/2006
7037979Thermoplastic polyolefin compositions and methods of preparing thermoplastic polyolefin compositions for soft sheet applications
Thermoplastic polyolefin compositions and a process for preparing the same are provided comprising a blend of polypropylene, and styrenic elastomer. The compositions may further comprise ethylene copolymer elastomer, polymer additive, such as polymer surface modifie...
05/02/2006
7026403Thermoplastic filled membranes of propylene copolymers
The invention relates to a thermoplastic membrane (e.g. film, fluid barrier, and the like) which is formed from a blend of: a) a first polymer component (FPC), wherein said FPC comprises a propylene-ethylene copolymer containing from 80 to 93 percent by...
04/11/2006
7019078Dynamically vulcanizable polyolefin composition
Polyolefin compositions comprising: (A) 20 to 50 parts by weight of a particular propylene polymer having a MWD greater than 3.5; and (B) 50 to 80 parts by weight of an elastomeric ethylene copolymer having a low enthalpy of fusion and a narrow MWD. The compositions...
03/28/2006
7008556Process for preparing crosslinked polymer blends that include a luminescent polymer
A process comprising a) providing a polymer blend comprising a luminescent polymer and a second polymer, where at least one of the polymers is crosslinkable, and b) crosslinking the crosslinkable polymer. ...
03/07/2006
6969740High density polyethylene films with improved moisture barrier properties
This invention relates High Density Polyethylene (HDPE) films having improved barrier properties. More particularly, the invention relates to HDPE films containing hydrocarbon resins having improved moisture barrier. The invention also relates to masterbatches for u...
11/29/2005
6962730Coating composition containing crosslinkable monomeric difunctional compounds having at least thirty carbon atoms
The invention provides coating compositions comprising a reactive component (a) which is substantially free of any heteratoms and is a not a crystalline solid at room temperature and which comprises from (i) 12 to 72 carbon atoms, and (ii) at least two functional gr...
11/08/2005
6956088Polyethylene films with improved physical properties
Metallocene catalyzed polyethylenes are found to have improved physical properties, improved processability and improved balance of properties. Surprisingly, there is a direct relationship between MD shrinkage, and MD tear. Additionally, MD tear is greater than TD t...
10/18/2005
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