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1. 发明专利

JP2003267984A PENTAERYTHRITOL DIPHOSPHONATE COMPOUND AND METHOD FOR PRODUCING THE SAME 审中-公开
公开(公告)号：JP2003267984A
公开(公告)日：2003-09-25
申请号：JP2002066600
申请日：2002-03-12
申请人： TEIJIN CHEMICALS LTD
发明人： ANDO SHINICHI , TAKEYA YUTAKA
IPC分类号： C09K21/12 , C07F9/6574 , C08K5/5357
摘要： PROBLEM TO BE SOLVED: To obtain a new pentaerythritol diphosphonate compound imparting resins with high flame retardancy by an industrially advantageous and highly productive method. SOLUTION: The pentaerythritol diphosphonate compound is shown by the general formula (1) [wherein, R 1 and R 4 are each H or a monovalent aromatic group of the general formula (2); and R 2 , R 3 , R 5 and R 6 are each the monovalent aromatic group of the general formula (2) (wherein, Ar is either one group selected from phenyl, naphthyl, anthryl, pyridyl and triazyl groups; n is an integer of 0-5; and R 7 is bound to any moiety except those bound via the carbon atom on Ar to a phosphorus atom, being methyl, ethyl, propyl, butyl or a 5-14C aryl where its linkage group to Ar is mediated by an oxygen atom, sulfur atom or a 1-4C aliphatic hydrocarbon group)]. COPYRIGHT: (C)2003,JPO

2. 发明专利

JP2002097195A METHOD FOR PRODUCING SPIROCYCLIC DERIVATIVE 失效
公开(公告)号：JP2002097195A
公开(公告)日：2002-04-02
申请号：JP2000286780
申请日：2000-09-21
申请人： TEIJIN CHEMICALS LTD
发明人： MONRI MASANORI , TAKEYA YUTAKA
IPC分类号： C07F9/6574
摘要： PROBLEM TO BE SOLVED: To provide a purifying method with good operability for obtaining a high-quality spirocyclic derivative in high yield. SOLUTION: The objective method for producing a specific spirocyclic derivative comprises reaction between pentaerythritol and at least one specific phosphorus compound; wherein the method is characterized by involving the following process: a crude spirocyclic derivative formed by the above reaction is mixed with hot water at 40-90 deg.C under agitation followed by separation and purification.

3. 发明专利

JP2002003728A FLAME-RETARDANT RESIN COMPOSITION 失效
公开(公告)号：JP2002003728A
公开(公告)日：2002-01-09
申请号：JP2000187458
申请日：2000-06-22
申请人： TEIJIN CHEMICALS LTD
发明人： YAMANAKA KATSUHIRO , FURUYA KAZUHIKO , TAKEYA YUTAKA
IPC分类号： C09K21/12 , C08K5/5357 , C08L25/04 , C08L51/04 , C08L101/00
摘要： PROBLEM TO BE SOLVED: To provide a nonhalogen rubber modified styrene based resin composi tion excellent in heat resistance and having a high flame-retardant property. SOLUTION: This flame-retardant resin composition comprises (A) a resin component (component A) mainly comprising an organic polymer especially styrene based resin and (B) an organophosphorus compound (component B) including at least 30 wt.% of a specific cyclic organophosphorus compound and including 1-70 pts.wt. of the component B per 100 pts.wt. of the component A.

4. 发明专利

JP2001220504A FLAME RETARDED POLYCARBONATE RESIN COMPOSITION 失效
公开(公告)号：JP2001220504A
公开(公告)日：2001-08-14
申请号：JP2000030286
申请日：2000-02-08
申请人： TEIJIN CHEMICALS LTD
发明人： TANDO KAZUYUKI , SATO TAKAHIRO , TAKEYA YUTAKA
IPC分类号： C08L69/00 , C08K5/527 , C08L23/00 , C08L25/04 , C08L33/10 , C08L47/00 , C08L67/00 , C08L67/03 , C08L71/12 , C08L75/04 , C08L77/00 , C08L81/02 , C08L81/06 , C08L101/00
摘要： PROBLEM TO BE SOLVED: To provide a flame retarded polycarbonate resin composition having high flame redundancy and excellent in heat resistance, hydrolysis resistance and handling ability. SOLUTION: The flame retarded polycarbonate resin (component A), (B) 0-49 wt.% thermoplastic resin except the polycarbonate resin (component B), and (C) 1-20 wt.% aromatic cyclic phosphoric ester compound having a specific skeleton (component C).

5. 发明专利

JP2000265030A FLAME-RETARDED STYRENE RESIN COMPOSITION 失效
公开(公告)号：JP2000265030A
公开(公告)日：2000-09-26
申请号：JP7029299
申请日：1999-03-16
申请人： TEIJIN CHEMICALS LTD
发明人： YAMANAKA KATSUHIRO , SATO TAKAHIRO , TAKEYA YUTAKA
IPC分类号： C09K21/12 , C08K5/521 , C08K5/527 , C08L51/04
摘要： PROBLEM TO BE SOLVED: To obtain a resin composition having excellent heat resistance and flame retardancy of a type of melt dripping upon ignition by compounding a rubber-modified styrene resin having a specified reduced viscosity with an at least specified proportion of a cyclic phosphoric ester compound. SOLUTION: A rubber-modified styrene resin (100 pts.wt.) having a reduced viscosity of 0.40-0.60 dl/g is compounded with 1-70 pts.wt. organophosphorus compound containing at least 50 wt.% cyclic phosphoric ester compound of formula I. In the formula, R1 and R2 are each a monovalent aromatic group of formula II (wherein Ar is phenyl, naphthyl, anthryl, pyridyl, or triazinyl; n is 0-5; and R3, which may be bonded to any position on the Ar except the position to which the phosphorus atom is bonded through an oxygen atom, is methyl, ethyl, propyl, butyl, or a 6-14C aryl bonded to the Ar through oxygen, sulfur, or a 1-4C aliphatic hydrocarbon group).

6. 发明专利

JP2000248021A BROMINATED POLYSTYRENE 失效
公开(公告)号：JP2000248021A
公开(公告)日：2000-09-12
申请号：JP5235999
申请日：1999-03-01
申请人： TEIJIN CHEMICALS LTD
发明人： YANAGIDA TAKATSUNE , TAKEYA YUTAKA
IPC分类号： C08F8/20 , C08F8/22 , C08F12/16
摘要： PROBLEM TO BE SOLVED: To provide a brominated polystyrene which has a good color tone, excellent thermal stability and a high bromine content. SOLUTION: This brominated polystyrene generates inorganic bromine in an amount of

7. 发明专利

JP2000080055A TREATING BROMINE COMPOUND SOLUTION 失效
公开(公告)号：JP2000080055A
公开(公告)日：2000-03-21
申请号：JP32042898
申请日：1998-11-11
申请人： TEIJIN CHEMICALS LTD
发明人： TAKEYA YUTAKA
IPC分类号： C07C41/34 , C07C41/44 , C07C43/225
摘要： PROBLEM TO BE SOLVED: To treat a bromine compound solution in a simple process in a short time by mixing a solution containing a specific bromine compound, etc., with an aqueous solution containing a reducer and reducing the bromine. SOLUTION: A bromine compound solution is treated by introducing a solution containing a bromine compound of the formula Ar1 and Ar2 are each a 5-16C aromatic hydrocarbon or the like; Y is a 1-6C saturated hydrocarbon or the like; R1 and R2 are each a 2-11C hydrocarbon; (p) and (q) are each 0-10) and bromine with an aqueous solution containing a reducer (preferably sodium hydrogensulfite or the like) into a flow mixer, mixing and putting a mixed solution introduced from the flow mixer into a stirring tank. Preferably, 2-100 mol of the reducer is used based on 1 mol of bromine. Preferably, the solvent of solution containing the bromine compound and bromine is a halogenated hydrocarbon compound, etc. Preferably, a flowing rate of the mixed solution in the flow mixer is 5-500 cm/sec and a residence time is 0.001-300 sec.

8. 发明专利

JPH11349822A BROMINE COMPOUND AND FLAME-RETARDED RESIN COMPOSITION 失效
公开(公告)号：JPH11349822A
公开(公告)日：1999-12-21
申请号：JP15937398
申请日：1998-06-08
申请人： TEIJIN CHEMICALS LTD
发明人： TAHIRA YASUHISA , MINAMISONO HIDEO , TAKEYA YUTAKA
IPC分类号： C09K21/02 , C08K5/06 , C08L23/00 , C08L25/00 , C08L101/00 , C09K21/04 , C09K21/08
摘要： PROBLEM TO BE SOLVED: To obtain a composition, which undergoes a reduced change of color tone when melt processed and exhibits a good color tone of the molded article prepared therefrom, by compounding a thermoplastic resin, a specific type of bromine compound in the form of particles having a specified particle diameter, and an inorganic flame retardant aid in specified amounts. SOLUTION: The composition comprises 100 parts by weight of a thermoplastic resin preferably made of a PS resin or a polyolefin resin, 1 to 50 parts by weight of the particles of a bromine compound of the following formula which has a content of particles with a size of 4 mm or over of 0.1 wt.% or below and a uniformity of 1 to 2.5, and 0 to 25 parts by weight of an inorganic flame-retardant aid. In the formula, m, n, p and q are independently 1 to 6; Ar independently represent a divalent 5-16C aromatic hydrocarbon group; Y represents methylene, propylene, isopropylidene, isobutylidene, cyclohexylidene, sulfone, ketone or single bond; and R independently represent a 2-6C saturated hydrocarbon group. The compound of the formula includes, for example, 2,2- bis[ 3,5-dibromo-4-(2,3-dibromopropyloxy)}phenyl] propane and the like.

9. 发明专利

JPH1129513A 2,2-BIS(3,5-DIBROMO-4-(2,3-DIBROMOPROPYLOXY)PHENYL)PROPANE SOLID 失效
公开(公告)号：JPH1129513A
公开(公告)日：1999-02-02
申请号：JP18247697
申请日：1997-07-08
申请人： TEIJIN CHEMICALS LTD
发明人： TAHIRA YASUHISA , TAKEYA YUTAKA
IPC分类号： C07C43/225 , C08K5/06 , C08L23/10 , C08L25/06 , C09K21/08
摘要： PROBLEM TO BE SOLVED: To provide 2, 2-bis[3,5-dibromo-4-(2,3-dibromopropyloxy)phenyl]propane solid excellent in storage stability and flowability. SOLUTION: This 2,2-bis[3,5-dibromo-4-(2,3-dibromopropyloxy)phenyl]propane solid has a characteristic that the inclination angle of a glass surface is 5-7 deg., when the solid begins to slide. The measurement is carried out by putting the solid on the glass surface having an average roughness of 0.01-0.5 μm on the central line, heating the glass surface at 60 deg.C for 3 hr, and subsequently lifting one end of the heated glass surface to incline the glass surface.

10. 发明专利

JPH10316803A FLAME-RETARDANT RESIN COMPOSITION 失效
公开(公告)号：JPH10316803A
公开(公告)日：1998-12-02
申请号：JP12707497
申请日：1997-05-16
申请人： TEIJIN CHEMICALS LTD
发明人： TAHIRA YASUHISA , TAKEYA YUTAKA
IPC分类号： C08K3/22 , C08K3/26 , C08K3/34 , C08K3/36 , C08K9/04 , C08L23/00
摘要： PROBLEM TO BE SOLVED: To obtain a resin composition generating substantially no bleed out and useful as building materials, etc., by fuse-carrying an amorphous state of a specific bromine compound with inorganic powder and adding to a polyolefin-based resin. SOLUTION: This composition is obtained by fuse-carrying an amorphous state heated at a temperature higher than the melting point of (B) more than one kind of a bromine-containing compound e.g. 2,2-bis[3,5-dibromo-4-(2,3- dibromopropyloxy)phenyl]propane}, expressed by the formula (m), (n), (p), (q), (r) and (s) are each an integer of 0-4; Ar1 and Ar2 are each phenyl, naphthyl, etc.; Y is a single bond, etc.; R1 and R2 are each a 3-5C linear saturated hydrocarbon, etc.; X1 to X4 are each Br, etc.} with (A) more than one kind of inorganic powder of talc, silicon oxide, magnesium hydroxide, etc., in a weight ratio of the (A/B) of (1/2)-(10/1), then compounding the carried system with (C) 100 pts.wt. of a polyolefin-based resin so as the component B to be 1-50 pts.wt.

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