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4978716 |
Thermoplastic elastomers based upon chlorinated polyethylene and a crystalline olefin polymer
Thermoplastic vulcanizates are prepared by curing, at least partially by dynamic vulcanization, blends of chlorinated polyethylene and crystalline thermoplastic polymers such as polypropylene. Incl...
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4978703 |
Thermoplastic elastomers based upon chlorinated polyethylene and a crystalline olefin polymer
A chlorinated polyethylene dispersed in a polyolefin, vulcanized and then the vulcanizate dispersed into a thermoplastic chlorinated polyethylene forming a partially crosslinked thermoplastic chlor...
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4960820 |
Compositions and articles using high melt flow poly-1-butene and polypropylene blends
A composition comprising a blend of no more than about 10% by weight of a low molecular weight, isotactic poly-1-butene polymer with a melt index in the range of greater than 100 to about 1000, and...
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4948840 |
Thermoplastic elastomer of propylene polymer material and crosslinked ethylene-propylene rubber
Disclosed is a dynamically partially cured thermoplastic elastomer comprising a propylene polymer material, an amorphous ethylene-propylene copolymer rubber, a semi-crystalline, low density, essent...
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4948669 |
Flame retardant ethylene polymer blends
Wire insulation and cable jacketing compositions comprise blends of ethylene copolymers and propylene polymers.
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4942187 |
Vibration-damping rubber composition
A vibration-damping rubber composition comprising: (A) 100 parts by weight of at least one rubber component selected from the group consisting of (a) at least one hexene-1 type polymer selected ...
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4940756 |
Elastomers and tires containing them
An elastomeric composition suitable for tires comprising (A) 5 to 50% by weight of copolymer block (A) of an aromatic vinyl compound and a conjugated diene and containing 52-90% wt of vinyl comp...
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4939202 |
Barrier guard moisture-proof adhesive
This invention relates to a moisture-proof adhesive coating composition comprising an antioxidant and a blend of an amorphous polymer of propylene, a crystalline polymer of propylene and a resinous...
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4939193 |
Use of the alpha-modification of cis-naphthoylenebis(benzimidazole) for pigmenting polyolefins
The α-modification of cis-naphthoylenebis(benzimidazole) is unstable in many media and up to date has therefore only been used as a vat dye. However, according to the invention, the α-modificatio...
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4929509 |
Adhesives based on amorphous propylene/hexene copolymers
The present invention relates to a two component adhesive composition containing a propylene-hexene copolymer having about 6 to less than 15 mole percent hexene and a compatible tackifying resin.
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4918127 |
Filled elastomer blends
A halogen-free filled elastomer blend composition, containing at least two elastomers from the group: elastomeric ethylene-propylene copolymers and terpolymers, polyamide elastomers, elastomeric po...
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4911985 |
High density polyethylene compositions containing polyisobutylene rubber and filler
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 ...
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4910245 |
Thermoplastic elastomers based upon chlorinated polyethylene and a crystalline olefin polymer
Thermoplastic vulcanizates are prepared by curing, at least partially by dynamic vulcanization, blends of chlorinated polyethylene and crystalline thermoplastic polymers such as polypropylene. Incl...
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4906683 |
Thermoplastic elastomer composition
Partially crosslinked thermoplastic elastomer which is produced as follows: (A) propylene (10-90 weight part), (B) halogenated butyl rubber (90-10 weight part, (A)+(B)=100 weight part), (C) olef...
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4902738 |
Thermoplastic elastomer composition and process for producing same
A thermoplastic elastomer composition which is excellent in melt-flowability and is able to afford injection molded articles superior in appearance is provided, which is a mixture comprising (A) 20...
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4886849 |
Butene-1 molding resin blends
A composition consisting essentially of a blend of about 60 to 75% by weight of an isotactic butene-1 homopolymer with a melt index of more than 100 to 1000, about 23.5 to 39.88% by weight of stabi...
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4873116 |
Method of preparing mixtures of incompatible hydrocarbon polymers
A method of preparing mixtures of incompatible hydrocarbon polymers using a novel compatibilizing system. The compatibilizing system comprises a mineral filler and certain reinforcement additives. ...
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4861812 |
Compositions for preparing cement-adhesive reinforcing fibers
A modified composition is disclosed for compounding with a polyolefin to produce a resin from which cement adherent polyolefin fibers may be produced by conventional fiber forming methods. The modi...
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4845145 |
Dynamically cured thermoplastic olefin polymers
Thermoplastic compositions of matter useful as gasketing materials as well as flexible boots and seals which are soft, have low compression set and high tensile. The compositions comprise a polyole...
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4833195 |
High flow drapable polymer compositions
A thermoplastic pelletizable polymer composition comprising an oligomer or degraded polyolefin and an olefinic elastomer. Optionally, the composition can also include a polyolefin thermoplastic pol...
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4829125 |
Method of producing an olefin thermoplastic resin composition
A given amount of crystalline polypropylene resin is blended with an olefin copolymer rubber to prepare a preblend comprising an olefin copolymer rubber/crystalline polypropylene and then the prebl...
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4826909 |
Compatible polymer blends useful as melt adhesives (III)
Compatible polymer blends useful as melt adhesives comprising a copolymer of butene-1 and from about 5.5 to about 20 weight percent of ethylene or propylene, a hydrocarbon tackifier and an amorphou...
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4824889 |
Poly-1-butene blend adhesives
A hot melt adhesive comprising a blend of: from about 10% by weight to about 90% by weight of a blend of from 10% by weight to 90% by weight of an at least partially crystalline copolymer of but...
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4816517 |
Crosslinked polymer interdispersions containing polyolefin and method of making
Polyblend interdispersions of two or more different polymers formed at least partially in the presence of an interdispersing aid which can be polytetrafluoroethylene or ultra high molecular weight ...
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4804564 |
Plastic bags of blends of linear ethylene polymers and aromatic polymers
Plastic bags are made from linear ethylene homopolymer or linear low density copolymers (LLDPE) blended with up to about 10 weight percent of an aromatic polymer, e.g., polystyrene or poly(para-met...
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4801652 |
Heat shrinkable film
A biaxially stretched film of an ethylene copolymer, preferably a mixture of (A) 90 to 50% by weight of a linear ethylene-α-olefin copolymer having a density of 0.90 to 0.93 g/cm 3 at 25° C. and...
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4795767 |
Can carrier composition
A can carrier composition comprising at least one of each of the following components wherein all parts are by weight based on 100 parts by weight of component (i): (i) a high pressure polyethyl...
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4794143 |
Polymer composition containing CPE and styrene polymer
This invention relates to a process to prepare impact resistant blends of chlorinated polyethylene and a styrenic polymer.
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4791160 |
Flame-retardant resin compositions
This invention provides a flame-retardant resin composition comprising: (A) about 100 parts by weight of a base polymer containing about 99 to about 20% by weight of a linear polyethylene and ab...
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4786678 |
Method of producing films from polyethylene resin, an additive and a second polymeric resin
There is disclosed a modified method of preparing a blown polyethylene film made from a blend of major proportion of a polyethylene resin, e.g., LLDPE, a minor proportion of a second polymeric resi...
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4785045 |
Thermoplastic elastomer composition
A thermoplastic elastomer composition composed of a partially crosslinked product of a blend consisting mainly of (a) 80 to 10 parts by weight of a peroxide-crosslinkable olefinic copolymer rubber,...
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4774277 |
Blends of polyolefin plastics with elastomeric plasticizers
Compositions of matter useful in the preparation of film which is soft and has high tensile, tear and impact strength. The compositions comprise polyolefin plastics blended with an elastomeric plas...
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4761450 |
Compatible polymer blends useful as melt adhesives
Compatible polymer blends useful as melt adhesives comprising a low density ethylene polymer, a copolymer of butene-1 and ethylene or propylene, a hydrocarbon tackifier and a low molecular weight p...
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4748206 |
Polyolefin composition and the same used for vehicle exterior members
A polyolefin composition and the same especially used for producing vehicle exterior members which is excellent in softness, impact resistance, moldability, appearance, restorable property and so f...
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4742106 |
Polyolefin compositions having high rigidity and high impact resistance
A polyolefin composition having a high rigidity and a high impact resistance, said polyolefin composition comprising: (a) 10-96% by weight of a propylene polymer; (b) 2-30% by weight of an et...
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4734448 |
Propylene polymer composition
A propylene polymer composition having excellent whitening resistance, impact resistance, rigidity and flowability. The propylene polymer composition comprises (A) 100 parts by weight of a propylen...
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4716062 |
Composite materials, their preparation and articles made therefrom
High strength, light weight composite material, comprising discrete reinforcing elements surrounded by a matrix including polymer micro-bits that are substantially free of the intact cells of the e...
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4710540 |
Composition for preparing cement-adhesive reinforcing fibers
A modifier composition is disclosed for compounding with a polyolefin to produce a resin from which cement adherent polyolefin fibers may be produced by conventional fiber forming methods. The modi...
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4695397 |
Granular bleaching activator
A granular bleaching activator for use in a detergent or bleach, which has particles which have a size of from 0.5 to 3 mm and are composed of (a) from 70 to 99.5% by weight of one or more bleac...
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4677178 |
Silicone-based textile finishing agent
The silicone-based textile finishing agent comprises (a) an organopolysiloxane having at least one hydrocarbyl group substituted with a phosphate ester group --PO(OR) 2 , in which R is a monovalent...
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4665130 |
Packaging film and sheet capable of forming peelable seals with good optics
Films or sheets are fabricated from blends of an ethylenic polymer or copolymer, a butene-1 polymer or copolymer, and a propylene polymer or copolymer which result in improved optical clarity, heat...
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4661549 |
Graft polymers of polymerizable monomers and olefin polymers
Graft polymers are prepared by reacting an ethylenically unsaturated polymerizable monomer with a polymer of an olefin of 2 to about 8 carbon atoms in a process wherein the olefin polymer is substa...
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4657982 |
Blends of polyethylene and polybutenes
Blends, and films made therefrom, are disclosed, such blends being made from 80-99 percent by weight of a polyethylene, 0.5 to 10.0 percent by weight of a polybutene having a number average molecul...
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4634735 |
Polypropylene compositions with high impact strength
The invention concerns polypropylene compositions with high impact strength adapted to the manufacture of car components such as bumpers or dashboards, characterized in that they contain: (a) 50...
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4624989 |
Thermoplastic elastomers containing cross-linked epihalohydrin rubbers
Disclosed is a thermoplastic elastomer containing a cross-linked polyepihalohydrin rubber made by simultaneously cross-linking the rubber and blending the rubber with a crystalline polyolefin in th...
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4616055 |
Porous irrigation pipe and method
A mixture of virgin crumb rubber sized to between 30 mesh and 100 mesh containing less than 5%+100 fines and thermoplastic binder, such as carbon black filled polyethylene containing a coating prom...
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4613643 |
Porous sheet
A process for the preparation of soft porous sheets, comprises forming into a sheet a composition comprising (i) 40 to 80% by weight of an inorganic filler and (ii) 60 to 20% by weight of a polyole...
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4607074 |
Dynamically cured thermoplastic olefin polymers
Thermoplastic compositions of matter useful as gasketing materials as well as flexible boots and seals which are soft, have low compression set and high tensile. The compositions comprise a polyole...
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4604421 |
Polypropylene resin composition comprising talc having specified average diameter and particle size
A resin composition is provided which comprises a crystalline propylene-ethylene copolymer resin mixed with mica having a specified average particle diameter and particle size distribution or a rub...
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4587303 |
Polyethylene blend and film
A blend having improved optical and good mechanical properties comprising (A) at least 75 weight %, preferably 85-95 weight %, of ethylene hydrocarbon copolymer (LLDPE) of density 0.916 to 0.930 ma...
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