Matches 151 - 200 out of 417 < 1 2 3 4 5 6 7 8 9 >
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5369181 Olefinic polymer blends for improving polyolefins  
It is disclosed a polyolefin blend having an exhibiting improved processability and mechanical properties comprising of a major amount of a high molecular weight or low melt flow polyolefin, and...
5368919 Propylene polymer compositions containing high melt strength propylene polymer material  
Disclosed is a propylene polymer composition consisting essentially of (A) a propylene polymer resin and (B) from 0.05 to 0.2 parts of a normally solid, high molecular weight, gel-free, propylene...
5360868 Polyolefin compositions having a high balance of stiffness and impact strength  
Disclosed are polyolefin compositions comprising (A) a propylene homopolymer or a crystalline copolymer of propylene and ethylene or a C 4 -8 alpha-olefin, (B) an olefin polymer composition, and...
5358994 Thermoplastic material for production and repair of polymeric products and coating of metals  
A composition of matter comprises 100-800 parts by weight polyethylenes and copolymers thereof having a melt index of 1-4 g/10 min., a density of 0.93-0.95 g/cc and a weight average molecular...
5358991 Flame retarded polyethylene wire insulations  
A flame retarded composition for wire insulations that includes a polyethylene blend having a high density polyethylene, in an amount from about 50 to about 95 parts per hundred, and a very low...
5342862 Process for controlling the photodegradation of mulch film  
Process for controlling the photodegradation of a film of polypropylene or propylene copolymers having a thickness of about 1.25 mils or less, by forming a composition comprising carbon black as...
5340878 Polypropylene composition and film thereof  
A polypropylene composition comprising 100 parts by weight of a crystalline propylene polymer having a melt flow rate of at least 3.0 g/10 minutes and a molecular weight distribution of less than...
5328734 Composition and process for reducing the adhesive nature of ethylene/alpha-olefins copolymers  
The process, which makes it possible to reduce the adhesive nature of a partially crystalline copolymer (E) of ethylene and at least one alpha-olefin with a density of between 0.865 and 0.900...
5324771 Polypropylene resin compositions, coating process for moldings thereof and its coated moldings  
A coated molded article having good adhesion to a coating film and resistance to gasohol as well as excellent appearance can be obtained by applying a primer coating to the surface of a molded...
5310800 Thermoplastic elastomer  
A partially crosslinked thermoplastic elastomer composition having an excellent heat-bondability is obtained by dynamically heat-treating a peroxide-crosslinking olefin copolymer rubber with an...
5298560 Partially crosslinked thermoplastic resin composition  
A partially crosslinked thermoplastic resin composition is prepared by dynamically heat-treating a thermoplastic resin (A) in the presence of a carbon radical inducing agent (B) comprising a charge...
5292811 Process for preparing thermoplastic elastomers  
Proposed herein is a process for preparing thermoplastic elastomers, which comprises dynamically heat treating polymer particles together with a crosslinking agent, each of the polymer particles...
5290635 Cold-stretched products comprising a propylene-based resin composition and process for producing the same  
Cold-stretched products comprising a propylene-based resin composition obtained by mixing (A) a polymer consisting mainly of propylene units, in a proportion of not more than 92% by weight and not...
5288806 Thermoplastic olefins with low viscosity  
This invention relates to a ternary blend of 20 to 50 wt. % of random propylene copolymer of approximately 2% ethylene, 10 to 40 wt. % ethylene/propylene rubber, and 20 to 50 wt. % high density...
5286795 Thermoplastic elastomer based upon chlorosulfonated polyethylene and a crystalline olefin polymer  
A chlorosulfonated or chlorinated polyethylene dispersed in a polyolefin, vulcanized and then the vulcanizate dispersed into a thermoplastic chlorosulfonated or chlorinated polyethylene forming a...
5281670 Polyolefin compositions  
It is herein provided a polymer blend comprising of polybutylene and a functionalized polyolefin such as maleated polypropylene. The blend has and exhibits an unexpectedly high degree of adhesion...
5277988 Easily openable heat seal material  
A heat seal material having a plurality of resin surfaces which are positioned face to face and can be heat-fused together, at least one of the resin surfaces being formed of a resin composition...
5276080 Static dissipative resin composition  
In the static dissipative resin composition of the present invention, fundamentally, at least semiconductor fillers are dispersed in a resin and at least a part of the semiconductor fillers are...
5268220 Polypropylene film  
The present invention provides a polypropylene film having high transparency and heat-sealability and superior in the balance between stiffness (tensile modulus) and impact resistance which...
5266626 Thermoplastic elastomer based on an ethylene/α-olefin copolymer and on polynorbornene  
Composition comprising a mixture from 20 to 70 parts by weight of polynorbornene, from 80 to 30 parts by weight of crystalline polyolefine and a quantity of plastifier for the polynorbornene...
5258463 Blends for consumer waste bags  
The invention relates to novel blend compositions comprising a linear low density copolymer of ethylene and a minor amount of an olefin containing 4 to 10 carbon atoms (LLDPE), and to films of...
5252658 Pigment-containing premixture of titanium dioxide with olefin polymer  
A premixture composition for the production of water-resistant photographic support material coated with polyolefin resin for light-sensitive materials of polyolefin resin and light-reflecting...
5248719 Solid coating composition for textile floor coverings  
A solid coating composition based on a polyolefin containing a filler is disclosed. The polyolefin is partly or completely reacted with either an unsaturated organic acid or an unsaturated organic...
5244962 Olefin polymer based pressure-sensitive adhesives  
There are provided pressure-sensitive adhesives which comprise free radical cured mixtures of at least one crosslinkable olefin polymer and at least one tackifying organic additive, preferably a...
5242922 Blends of HDPE and polybutene  
Novel blends of high density polyethylene compounded with a minor amount of an at least partially isotactic, partially crystalline butene-1 polymer comprising at least about 80 wt % of polymerized...
5229463 Thermoplastic resin compositions having improved strength and method for producing them  
A thermoplastic resin composition which comprises 100 parts by weight of a copolymer of propylene with at least one particular diene monomer or a mixture of said propylene copolymer with another...
5221715 Poly(1-butene)resin composition  
The composition of this invention is a poly(1-butene) resin composition which has characteristics such as excellent rigidity, creep characteristic and impact resistance, which a poly(1-butene)...
5221583 Support material for thermal dye transfer  
A support material for thermal dye transfer processes of a polyolefin coated base paper in which the base paper has a roughness of 4 μm or less and the polyolefin coating is applied to the base...
5218011 Composition for protecting the contents of an enclosed space from damage by invasive water  
A gel composition including a gel matrix with a thickener having a water absorbent polymer with pendent anionic groups dispersed therein. Preferred thickeners are organophilic clays such as...
5217255 Erasable system including marking surface and erasable ink composition  
An erasable system including an element having a porous marking surface and an erasable marking composition for applying markings to the porous marking surface. The marking composition comprises an...
5216079 Polyolefin lubricant systems and polymer composites containing such lubricants  
Lubricant systems are provided in which a polyolefin or polyolefin/polytetrafluoroethylene blend functions as a lubricant in a polymer matrix material. The resulting polymer composites containing...
5206292 Pelletizing aid for manufacturing polyolefins  
A method for substantially minimizing the agglomeration of freshly manufactured polyolefin pellets, comprising adding an effective amount of oxidized high density polyethylene powder during the...
5159016 Process for preparing thermoplastic resin composition  
A thermoplastic resin composition is prepared by heat-treating a mixture of a thermoplastic resin substantially containing no olefinic unsaturated carbon-carbon bond and an elastomer having an...
5153039 High density polyethylene article with oxygen barrier properties  
An article of manufacture which includes a barrier layer formed of a high density polyethylene composition comprising: from about 50 to about 95 weight percent of high density polyethylene; ...
5124193 Injection-molded product  
An injection-molded product comprising: component A: 45 to 70% by weight of a propylene polymer 2.16 kg) of 10 to 100 g/10 min and an ethylene content of 0 to 15% by weight; and component B: 30 to...
5115030 Polypropylene resin composition  
A propylene resin composition contains: (A) 50 to 99% by weight of a polypropylene resin, and (B) 1 to 50% by weight of a rubber component, and the rubber component (B) contains a random...
5100947 Dynamically vulcanized alloys having improved stiffness/impact balance  
A dynamically vulcanized composition comprising a polyolefin resin and an elastomer is provided in which a major portion of fillers or specified additives are present in the polyolefin resin. A...
5082875 Sanitary rubber article  
A sanitary rubber composition or article comprising a synthetic rubber prepared by solution polymerization and a fine powder of polyethylene having a molecular weight of 1×10 6 to 1×10 9 and...
5081179 Thermoplastic elastomer composition  
A thermoplastic elastomer composition comprising (A) 10-90 parts by weight of crystalline polypropylene, (B) 10-90 parts by weight of brominated butyl rubber, (C) 10-120 parts by weight of olefinic...
5079287 Olefin resin composition for injection molding  
Disclosed is an olefin resin composition for injection molding, which comprises (A) an olefin resin composition comprising ultra-high-molecular-weight polyethylene having an intrinsic viscosity of...
5066725 Polyethylene composition, objects made therefrom and process for the manufacture of foamed objects  
The invention relates to polyethylene compositions comprising 20-98 wt % branched polyethylene a) with a density of between 915 and 940 kg/m 3 and a melt flow index of between 0.05 and 40...
5064893 Flexible label film from polyethylene and calcium carbonate-polymer mixture  
Polyethylene films having improved diecutability and compositions for the production thereof comprise from approximately 75% to about 95% of a polyethylene polymer and from about 5% to about 25% of...
5051477 Dynamically cured thermoplastic olefin polymers and process for producing the same  
A dynamically vulcanized thermoplastic composition is provided which comprises a polymer blend of a polyolefin resin, a halogenated elastomeric copolymer, such as a halogenated butyl rubber, or a...
5049441 High density polyethylene compositions  
A high density polyethylene composition comprising: from about 50 to about 95 weight percent of high density polyethylene; from about 5 to 40 weight percent of polyisobutylene rubber; and ...
5041491 Polypropylene with improved impact properties  
A modified propylene polymer composition of improved low temperature impact resistance comprising about 55 to about 80 weight percent polypropylene homopolymer, about 15 to about 30 weight percent...
5039748 High-strength polypropylene fiber  
High-Strength polypropylene fiber is obtained from polypropylene having incorporated therein from 0.05 to 10,000 ppm by weight of a vinylcycloalkane polymer. The disclosed fiber polypropylene has...
5028663 Solid state processing of polymer blends  
This invention involves polyethylene blends prepared by a particular method to achieve a unique solid state processability. More specifically, the polyethylene blends of this invention are high...
5026778 Polypropylene-based resin composition and process for preparation of sheets comprising the resin composition  
A polypropylene-based resin composition consisting essentially of 60-98% by weight of a polypropylene-based resin selected from the group consisting of (i) homopolypropylene, (ii) a crystalline...
5025057 4-methyl-1-pentene polymer compositions  
In accordance with the present invention, there are provided 4-methyl-1-pentene polymer compositions comprising 90-10 parts by weight of 4-methyl-1-pentene polymer (A), 90-10 parts by weight of...
5013793 Dynamically cured thermoplastic olefin polymers and process for producing the same  
A dynamically vulcanized thermoplastic composition is provided which comprises a polymer blend of a thermoplastic olefinic resin, and an elastomeric halogen-containing copolymer of a C 4 to C 7 ...
Matches 151 - 200 out of 417 < 1 2 3 4 5 6 7 8 9 >