US Patent No: 6,894,102

Number of patents in Portfolio can not be more than 2000

Syndiotactic polystyrene blends

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ALSO PUBLISHED AS: 20030216503
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Abstract

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A syndiotactic polystyrene blend comprises syndiotactic polystyrene and poly(arylene ether) wherein the poly(arylene ether) has an intrinsic viscosity less than about 0.25 deciliters per gram (dl/g) when measured in chloroform at 25° C.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
SABIC INNOVATIVE PLASTICS IP B.V.BERGEN OP ZOOM2340

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Merfeld, Glen David Loudonville, NY 24 68

Cited Art Landscape

Patent Info (Count) # Cites Year
 
IDEMITSU KOSAN CO., LTD. (31)
4,680,353 Process for production of styrene polymers 115 1986
5,109,068 Styrene-based polymer composition, stretched molding thereof and process for producing the same 40 1989
5,165,990 Stampable sheet 27 1990
5,206,197 Catalyst composition for preparation of syndiotactic vinyl aromatic polymers 57 1991
5,219,940 Styrene polymer composition 44 1991
5,552,480 Thermoplastic resin composition 5 1993
5,391,603 Impact modified syndiotactic vinyl aromatic polymers 36 1993
5,352,727 Syndiotactic polystyrene composition 33 1993
5,418,275 Polystyrene composition 38 1993
5,391,611 Styrenic resin composition 39 1993
5,426,171 Thermoplastic resins containing coated additives 3 1993
5,444,126 Process for producing a modified polyphenylene ether 30 1994
5,436,397 Polystyrene composition 37 1994
5,543,462 Impact resistant polystyrene composition 36 1994
5,760,105 Styrenic resin composition 17 1996
5,683,801 Styrenic resin laminate and molding thereof 3 1996
5,777,028 Impact modified syndiotactic polystyrene blend 27 1996
5,712,330 Styrenic resin pellet and molding produced therefrom 4 1996
5,902,850 Syndiotactic styrenic resin composition 24 1996
5,952,431 Process for producing acid-modified polyphenylene ether and polystyrenic resin composition 4 1997
6,013,709 Polystyrenic resin composition and molded article thereof 10 1997
5,703,164 Styrene polymer composition 4 1997
5,777,021 Composition of styrene polymer and polar group-containing polyphenylene ether 10 1997
5,914,370 Modified syndiotactic styrenic polymer compositions and blends 2 1997
6,214,909 Polystyrenic resin composition 3 1997
6,031,049 Blends comprising a syndiotactic polystyrene and a polyphenylene ether 22 1998
6,048,932 Impact modified syndiotactic polystyrene blend 13 1998
5,990,217 Styrene based resin composition 10 1998
6,239,217 Molding composition containing syndiotactic vinylaromatic polymer 3 1999
6,469,098 Styrene resin composition and method of manufacturing the same, and method of manufacturing styrene resin molded products 3 2000
2002/0035,208 Flame retardant resin composition 1 2001
 
The Dow Chemical Company (13)
4,927,535 Microporous membranes from isotactic polystyrene and syndiotactic polystyrene 3 1989
5,196,490 Process for preparation of syndiotactic polystyrene 11 1991
5,169,893 Mixtures containing stereoregular polystyrene 7 1991
5,318,839 Laminate with a styrenic polymer layer 20 1992
5,412,024 Thermoplastic resin composition 37 1992
5,241,015 Compatibilized polycarbonate syndiotactic vinyl aromatic polymer blends 13 1992
5,460,868 Method for using molding 1 1992
5,294,685 Process for producing a styrenic polymer having a high degree of syndiotacticity 10 1993
5,460,818 Compatibilized blend of olefinic polymers and monovinylidene aromatic polymers 47 1994
5,739,200 Plasticizied .alpha.-olefin/vinylidene aromatic monomer of hindered aliphatic or cycloaliphatic vinylidene monomer interpolymers 30 1996
5,889,069 High temperature syndiotactic styrene polymer foam 2 1997
5,990,244 Toughened polymer blends 10 1998
6,063,872 Molding compositions containing syndiotactic monovinylidene aromatic polymer 3 1998
 
IDEMITSU PETROCHEMICAL CO., LTD. (6)
5,066,741 Process for preparation of syndiotactic vinyl aromatic polymers 87 1990
5,569,428 Process for the preparation of fibers of syndiotactic vinylaromatic polymers 1 1995
5,733,823 Prepreg for printed circuit board and substrate for printed circuit using said prepreg 27 1996
6,005,050 Impact resistant polystyrene composition 32 1997
6,071,643 Battery jar material for sealed secondary battery and battery jar for sealed secondary battery using the same 13 1998
6,348,540 Styrenic resin composition and semiconductor carrier device 6 1999
 
Hyperion Catalysis International, Inc. (4)
4,663,230 Carbon fibrils, method for producing same and compositions containing same 303 1984
5,165,909 Carbon fibrils and method for producing same 226 1990
5,591,382 High strength conductive polymers 93 1993
5,589,152 Carbon fibrils, method for producing same and adhesive compositions containing same 76 1995
 
BASF AKTIENGESELLSCHAFT (3)
5,854,353 Thermoplastic molding compound 21 1996
6,093,771 Thermoplastic moulding compounds based on vinyl aromatic polymers with syndiotactic structure, low-viscosity polyamides and polyphenylene ethers modified with polar groups 6 1998
6,420,483 Preparation of impact-modified plastics 3 2000
 
SABIC INNOVATIVE PLASTICS IP B.V. (3)
4,972,021 Polyphenylene ether/polypropylene compositions 13 1988
6,221,939 Flame retardant resin compositions containing phosphoramides, and method for making 20 1999
6,228,912 Flame retardant resin compositions containing phosphoramides and method for making 28 1999
 
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA (2)
4,483,958 Thermoplastic polymer compositions comprising aromatic polyether and an inorganic filler 30 1983
4,816,289 Process for production of a carbon filament 139 1985
 
DAI-ICHI KOGYO SEIYAKU CO., LTD. (2)
5,420,210 Formamide group-containing copolymer, process for producing the same, and thermoplastic resin composition containing the same 2 1992
5,373,065 Process for producing formamide group-containing copolymer, and thermoplastic resin composition containing the same 5 1993
 
EVEREADY BATTERY COMPANY, INC. (2)
6,306,537 Impact modified polystyrene seals for galvanic cells 6 1998
6,326,099 Impact modified polystyrene gaskets for electrochemical cells 4 1999
 
Himont Incorporated (2)
5,183,853 Articles of a new crystalline form of syndiotactic styrene polymer 5 1990
5,159,023 Functionalized polymers from metallated crystalline copolymers of alpha-olefins with dienes and process for preparing same 6 1990
 
NIKKISO CO., LTD. (2)
4,572,813 Process for preparing fine carbon fibers in a gaseous phase reaction 128 1984
4,876,078 Process for preparing carbon fibers in gas phase growth 71 1987
 
3M INNOVATIVE PROPERTIES COMPANY (1)
5,612,820 Birefringent interference polarizer 224 1995
 
ARKEMA FRANCE (1)
2002/0042,474 Mixtures of an aromatic vinyl resin and of polyphenylene ether with improved impact strength 4 2001
 
BIOVALEUR SARL (1)
5,326,813 Thermoplastic resin composition containing a modified polyphenylene ether 36 1992
 
Cosmo Research Institute (1)
5,502,098 Polymer composition for electrical part material 4 1994
 
Elpac (USA), Inc. (1)
6,160,714 Molded electronic package and method of preparation 12 1997
 
GENERAL ELECTRIC COMPANY (1)
6,596,096 Permanent magnet for electromagnetic device and method of making 18 2001
 
GENERAL MOTORS CORPORATION (1)
4,565,684 Regulation of pyrolysis methane concentration in the manufacture of graphite fibers 80 1984
 
GM GLOBAL TECHNOLOGY OPERATIONS, INC. (1)
5,024,818 Apparatus for forming carbon fibers 81 1990
 
Montedipe S.p.A. (1)
4,946,897 Thermoplastic compositions based on syndiotactic polymers of styrene and polyphenylene ethers 14 1988
 
SAMSUNG ELECTRONICS CO., LTD. (1)
2001/0025,082 Syndiotactic polystyrene copolymer resin composition having macromonomer for improving impact strength 3 2001
 
SAVIO S.P.A. (1)
4,883,177 Plate mountable on the base of a bin-type container for the ordered storage of bobbins 2 1988

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
MITSUBISHI GAS CHEMICAL COMPANY, INC. (4)
7,393,904 (Meth)acrylate-terminated polyphenylene ether 0 2007
7,560,518 (Meth)acrylated epoxy-terminated polyphenylene ether 0 2008
7,632,912 Carboxylic acid-modified bisphenol epoxy di(meth)acrylate 0 2009
7,786,219 Cyanate-terminated polyphenylene ether 0 2009
 
DENKI KAGAKU KOGYO KABUSHIKI KAISHA (1)
8,461,264 Thermoplastic resin composition 0 2009
 
DOW GLOBAL TECHNOLOGIES LLC (1)
8,404,310 Thermoset dampener material 0 2008

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