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Class 525/232 - Solid polymer derived from reactant containing at least two ethylenic groups and is devoid of aryl ring


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein the mixture contains a solid polymer
No. of patents: 837
Last issue date: 04/09/2013


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NumberTitleIssue Date
8415432Rubber composition and pneumatic tire
The present invention is directed to a vulcanizable rubber composition comprising: a diene based elastomer; and a compound of formula I where Q is an n-valent organic group of 1 or more carbon atoms and optionally one or mo...
04/09/2013
8293843Process for producing propylene resin composition
Disclosed are processes for producing polypropylene resin compositions including two or three sorts of propylene-based polymeric materials, the processes including a first step of melt-kneading at least a propylene-α-olefin block copolymer containing a polymer port...
10/23/2012
8278392Process for producing propylene resin composition
Disclosed are processes for producing polypropylene resin compositions including two or three sorts of propylene-based polymeric materials, the processes including a first step of melt-kneading at least a propylene-α-olefin block copolymer containing a polymer port...
10/02/2012
8124692Rubber composition for tire
The present invention provides a rubber composition for a tire which has high elongation at break while having high hardness and low tanδ, and in particular, is suitable for bead apexes and base treads. The rubber composition for a tire comprises: 100 parts by weig...
02/28/2012
80976811-butene propylene copolymer compositions
A 1-butene/propylene copolymer composition having a content of propylene derived units from 1 to 4% by weight, wherein at least 50% of the crystalline polymer is present in the thermodynamically stable, trigonal Form I (detected by DSC analysis) after 100 hours of t...
01/17/2012
8071686Polyolefin compositions having low hardness and low gloss
A polyolefin composition comprising, in percent by weight: A) 10-25% of a propylene homopolymer or copolymer with up to 8% of comonomer(s); B) 75-90% of a copolymer of ethylene and (i) propylene or (ii) CH2═CHR alpha-olefins, where R is a 2-8 carbon alk...
12/06/2011
8067503Process for producing blends of syndiotactic, 1,2-polybutadiene and rubbery elastomers
Blends of syndiotactic 1,2-polybutadiene and rubbery elastomers are prepared by a process that comprises polymerizing 1,3-butadiene monomer into syndiotactic 1,2-polybutadiene within a rubber cement of an elastomeric terpolymer by using a chromium-based, molybdenum-...
11/29/2011
7994256Gel compositions
Disclosed are four gel compositions that have improved properties over the prior art. These gels include elastosols, solid rubbery gels, UV cured gels and chemically cured gels. The gels are formed from selectively hydrogenated styrene/diene block copolymers, unhydr...
08/09/2011
7919560Rubber composition and studless tire obtained by using the rubber composition
The object of the present invention is to provide a rubber composition suitable for a studless tire, which can inhibit rubber hardness increase with time and reveals excellent performance on ice and snow for a long time. The present invention relates to a rubber com...
04/05/2011
7868095Additives for lubricating oils having an improved dimensional stability and enhances low temperature performances, and process for the preparation thereof
A process is described for obtaining viscosity index improver compounds (V.I.I.) having an improved dimensional stability and capable of enhancing the low temperature rheology of lubricating oils, the above process comprising the treatment of amorphous EP(D)M copoly...
01/11/2011
7863385Vinyl-cis-polybutadiene rubber and butadiene rubber composition using the same
A vinyl•cis-polybutadiene rubber is provided containing 1,2-polybutadiene and a polymer substance of a melting point lower than that of the 1,2-polybutadiene and with at least one unsaturated double bond per repeating unit, where the 1,2-polybutadiene and the poly...
01/04/2011
7608667Rubber composition and tire using the same
A rubber composition comprises as a rubber component (A) an aromatic vinyl compound-conjugated diene compound copolymer polymerized with a lithium-based polymerization initiator and having a polystyrene-conversion weight average molecular weight of 3.0×105
10/27/2009
7547746Golf ball containing centipede polymers
The present invention relates generally to golf balls containing a centipede polymer in one or more core layers, one or more cover layers, one or more intermediate layers. ...
06/16/2009
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
7423086Ethylene-propylene-diene rubber composition with improved adhesion properties
Disclosed herein is an ethylene-propylene-diene EPDM rubber composition with improved adhesion properties. The ethylene-propylene-diene rubber composition comprises an EPDM rubber, a crystalline polyolefin, and a polyolefin containing at least one carbonyl group (...
09/09/2008
7393897Method for manufacturing olefinic thermoplastic elastomer composition
The method for manufacturing a thermoplastic elastomer composition of the present invention comprises continuously feeding a mixture comprising pelletized olefinic resin (A), a pulverized product (B) obtained by pulverizing bulk olefinic rubber, and a crosslinking a...
07/01/2008
7390850Thermoplastic elastomer compositions
A thermoplastic elastomer composition comprises a blend of a thermoplastic component with a cured elastomer component characterised in that the elastomer component prior to curing comprises a major proportion of a main elastomer and a minor proportion of a high mole...
06/24/2008
7384684Polyester film with hydrophilic coating, process for its production and its use
The invention relates to an aqueous coating composition which comprises a mixture of polyvinylpyrrolidone, a surfactant and optionally an adhesion-promoting polymer. This mixture is suitable for inline coating of biaxially oriented polyester films. The thus obtained...
06/10/2008
7368506Rubber composition and pneumatic tire using same
A peroxide-crosslinked rubber composition having a superior anti-blooming property of a crosslinking agent and a high hardness containing (A) more than 60 parts by weight but not more than 95 parts by weight of rubber selected from NR, IR, SBR, BR, EPM, EPDM, silico...
05/06/2008
7365131Thermoplastic vulcanizate composition
A thermoplastic vulcanizate composition comprised of (a) thermoplastic resin selected from the group consisting of polyphenylene ether, polypropylene, polyethylene, and polystyrene, (b) at least one elastomer selected from the group consisting of butadiene-isoprene ...
04/29/2008
7365130Cycloolefinic copolymer for high modulus film
Cycloolefinic polymer compositions exhibiting an advantageous balance of dimensional stability, improved impact resistance and superior optical properties are provided. The cycloolefinic polymer compositions of the invention generally include at least one cycloolefi...
04/29/2008
7351769Dynamic vulcanization of elastomers with in-situ polymerization
Processable rubber compositions comprising a vulcanized elastomer dispersed in a matrix of a thermoplastic polymeric material. In one embodiment the matrix forms a continuous phase and the vulcanized elastomeric material is in the form of particles forming a non-con...
04/01/2008
7326748Thermoplastic composition
The subject invention discloses a thermoplastic composition which is comprised of a blend of a thermoplastic resin and an elastomer, wherein said thermoplastic resin is selected from the group consisting of polyphenylene ether and polystyrene, wherein said elastomer...
02/05/2008
7323516Peroxide curable butyl formulations for rubber articles
The present invention is directed to a peroxide curable rubber compound containing a butyl rubber polymer and an olefin polymer of ethylene and at least one α-olefin. The present invention is also directed to a peroxide curable rubber compound containing a butyl po...
01/29/2008
7309739Properties of polyolefin blends and their manufactured articles
A polymer blend and a method of making the same are provided. The polymer blend includes an ethylene-propylene (C2-C3) random copolymer and a modifier selected from the group consisting of a metallocene-catalyzed polyethylene-based copolymer, a...
12/18/2007
7304111Polypropylene containing copolymer composition and process for producing the same
A problem of the invention is to provide a propylene copolymer which is excellent in adhesion to crystalline propylene-based polymers and which is excellent in solubility and compatibility with polar resins, a process for producing the same, and a composition contai...
12/04/2007
7302143Optical cable provide with a mechanically resistant covering
An optical cable having at least one element for the transmission of optical signals and a structure that is able to protect the at least one element. The structure is a multilayer structure and is arranged in a position radially external to the at least one element...
11/27/2007
7294674Soft polyolefin compositions with improved flow
A polyolefin composition suitable for preparing films and sheets, comprising: (A) from 15 to 40% by weight of a crystalline copolymer of propylene with at least one alpha-olefin of formula H2C═CHR1, where R
11/13/2007
7294676Styrenic resin composition and articles produced therefrom
Styrenic resin composition comprising a rubber modified styrene maleic anhydride copolymer and polybutene. The resin is prepared by several methods including adding polybutene into the reactor, or adding polybutene to the syrup exiting the reactor and prior to enter...
11/13/2007
7294675Soft thermoplastic vulcanizate compositions
Disclosed herein are low Shore A Hardness thermoplastic vulcanizate compositions having high Rebound values. In at least one exemplary embodiment, the compositions include a dispersed at least partially vulcanized rubber component; a thermoplastic component; and pro...
11/13/2007
7291677Adherent, modified thermoplastic elastomeric blends, articles, and methods
A thermoplastic elastomer that is adherent to polar materials may be made from a dynamically vulcanized blend of propylene resin, ethylene/alpha-olefin/non-conjugated diene elastomers, and a bonding agent via a curing system containing a free radical initiator, at l...
11/06/2007
7279526Heterophasic propylene polymer
The invention provides a heterophasic propylene polymer composition comprising the following components: i) 60 to 90% wt, relative to the total weight of components i), ii) and iii), of a propylene polymer matrix comprising a propylene homopolymer and, optionally a ...
10/09/2007
7276559Soft thermoplastic elastomers
This invention relates to a soft thermoplastic vulcanizate composition comprising: a) from about 2-10 wt %, based upon total polymer content weight a)+b)+c), of a thermoplastic polyethylene or polypropylene homopolymer, or ethylene-propylene copolymer, or copolymer ...
10/02/2007
7268185Thermoplastic resin composition and its injection molded article
Disclosed is a thermoplastic resin composition that contains specific amounts of polypropylene resin (A), elastomer (B), inorganic filler (C) and resin (D) which is composed of 60 to 80% by weight of a first segment which is a propylene homopolymer or a propylene-et...
09/11/2007
7264868Overmolded grip
The present invention discloses an article of manufacture comprising a soft thermoplastic elastomer composition overmolded onto a hard substrate, wherein the soft thermoplastic composition includes (a) 5 to 60 parts by weight of a thermoplastic resin, (b) 5 to 70 pa...
09/04/2007
7262251Hot melt adhesive composition based on a random copolymer of isotactic polypropylene and a secondary polymer
A hot melt adhesive composition is based on an isotactic polypropylene random copolymer (RCP). The composition contains about 4%-50% by weight of the RCP copolymer, about 20%-65% by weight of a compatible tackifier, about 0%-40% by weight of a plasticizer, about 0%-...
08/28/2007
7262254Tire with low volatile alcohol emission rubber tread with compositional limitations
The invention relates to a tire having a tread of a rubber composition with compositional limitations containing minimal, if any, of in situ formed volatile alcohol byproduct. The tread component rubber composition contains a combination or pre-hydrophobated silica ...
08/28/2007
7262249Thermoplastic resin composition having improved impact resistance
A thermoplastic resin composition comprising: a graft copolymer obtained by polymerizing 10 to 70 parts by weight of a monomer containing 60 to 100% by weight of at least one vinyl monomer selected from the group consisting of a (meth)acrylate ester compound, an aro...
08/28/2007
7259210Bone cement and a system for mixing and delivery thereof
A bone cement formulation stored as a solid component pack having 0.3 to 20 solid component pack weight percent of an elastomer and a polymer bead core having a polyacrylate terminated surface. The second component pack is a liquid component pack including an acryla...
08/21/2007
7259209Reactive hot-melt-type adhesive granules for fabricating insulating glass
A mixture of at least two thermoplastic particles having reactive grups which when melted and mixed react to form a high molecular weight polymer. The blend of particles when molten is particularly useful in forming double insulating glass or plastic panels. ...
08/21/2007
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