公开(公告)号：JPH07188527A

公开(公告)日：1995-07-25

申请号：JP33474193

申请日：1993-12-28

Applicant: TORAY INDUSTRIES

Inventor： YAMANAKA TORU ,  NAKAJIMA SHINOBU ,  HIRATSUKA MOTONORI

IPC: C08K7/04 ,  C08K7/06 ,  C08L67/00 ,  C08L67/02

Abstract: PURPOSE:To obtain a reinforced resin composition having low linear expansion coefficient, excellent in heat resistance and the planar impact resistance at low temperatures, also having ductile fracture characteristics at low temperatures, comprising an aromatic polyester resin, specific two kinds of thermoplastic elastomer and carbon fibers. CONSTITUTION:This composition comprises (A) 20-97wt.% of an aromatic polyester resin (pref. polybutylene terephthalate or polyethylene terephthalate), (B) 1-40wt.% of a polyester-based thermoplastic elastomer >=150 deg.C in melting point (pref. polybutylene terephthalate-poly-epsilon-caprolactone block copolymer etc.), (C) 1-40wt.% of a thermoplastic elastomer

公开(公告)号：JPH06156314A

公开(公告)日：1994-06-03

申请号：JP31062492

申请日：1992-11-19

Applicant: TORAY INDUSTRIES

Inventor： SUZUKI MOTOYUKI ,  YAMANAKA TORU

IPC: B60K1/04 ,  B62D5/04 ,  B62D25/00

Abstract: PURPOSE:To obtain an electric automobile capable of carrying two passengers even if it is a micro-automobile by specifying respective requirements for the arrangement of front and rear seats, the position and the diameter of front wheels, driving force of the automobile and the capacity and the volume of a battery for generating electrical power energy which is its driving force. CONSTITUTION:A two passenger automobile is provided with four wheels 1 while its total width is limited to 100cm or less and its total length limited to 250cm or less. The automobile is then made possible to carry two passengers by satisfying each of the following requirements: i.e. Two seats 5, 6 having back seats are to be arranged in front and in rear longitudinally in the vehicle proceeding direction. The center shaft of front wheels 1 are to be arranged before of the front seat 5 but behind the front end of a brake pedal. The diameter of the front wheels are to be specified within the range of 30cm to 50cm. The driving force of the automobile is to be taken from an electric motor 4 which utilizes the electric power from a battery 2. The battery 2 having its capacity of weight energy density of 100wh/kg or more is to be mounted on the automobile with its total engery capacity of 4000wh/kg or more and the volume of 100l.

公开(公告)号：JPH05140431A

公开(公告)日：1993-06-08

申请号：JP30343491

申请日：1991-11-19

Applicant: TORAY INDUSTRIES

Inventor： YAMANAKA TORU ,  INOUE SHUNEI ,  KOBAYASHI KAZUHIKO

IPC: C08G63/60 ,  C08L67/00 ,  C08L67/02 ,  C09K19/38

Abstract: PURPOSE:To improve the adhesion of a thermotropic liq. crystalline polyester to an epoxy resin without detriment to the excellent mechanical properties and heat resistance inherent in the polyester by compounding it with a polyalkylene ether compd. CONSTITUTION:A liq. crystalline polyester compsn. comprising 80-99wt.% thermotropic liq. crystalline polyester and 20-1wt.% polyalkylene ether compd. is provided. The polyester comprises a copolymer consisting of structural units of formulas I, II, III, and IV (wherein R1 is a group of formula V or VI; and R2 is a group of formula VII or VIII). Although the contents of structural units of formulas I, II, III, and IV are not specified, molar rations of [(I)+(II)]/[(I)+(II)+(III)], (I)/(II), and (IV)/[(II)+(III)] are pref. 0.5-0.95, (75: 25) to (95:5), and 50:50, respectively, from the viewpoint of flowability and heat resistance.

公开(公告)号：JPH0586267A

公开(公告)日：1993-04-06

申请号：JP5385492

申请日：1992-03-12

Applicant: TORAY INDUSTRIES

Inventor： AKIYAMA FUMIO ,  WATANABE AKIHIKO ,  YAMANAKA TORU

IPC: C08L67/00 ,  C08K5/1515 ,  C08L69/00 ,  C08L71/08 ,  C08L71/10 ,  C08L81/02 ,  C08L101/00

Abstract: PURPOSE:To obtain the subject composition useful for parts of electric and electronic devices, etc., having excellent fluidity and mechanical properties by blending a resin composition comprising a liquid crystal polyester forming an anisotropic melt phase, etc., with a specific amount of a specific epoxy compound. CONSTITUTION:(A) 100 pts.wt. resin composition comprising (i) 1-99 wt.% liquid crystal polyester resin forming an anisotropic melt phase and (ii) 99-1wt.% one or more thermoplastic resins selected from polyester, PC, polyarylene oxide and polyarylene sulfide is blended with (B) 0.01-20 pts.wt. (preferably 0.1-10 pts.wt.) epoxy compound containing plural glycidyl ester groups in the molecule to give the objective composition.

公开(公告)号：JPH04293786A

公开(公告)日：1992-10-19

申请号：JP5732991

申请日：1991-03-20

Applicant: TORAY INDUSTRIES

Inventor： OKAMOTO MASARU ,  YAMANAKA TORU ,  INOUE SHUNEI

IPC: C08J7/14 ,  C08J7/12 ,  C23C18/22 ,  C25D5/56

Abstract: PURPOSE:To produce the molded article excellent in mechanical property and surface appearance by roughening the surface of a molded article consisting of a liq.-crystal polyester shown by the specified formula and an inorg. filler with an acidic soln. and an alkaline soln. and metallizing the surface by plating. CONSTITUTION:One hundred pts.wt. of a liq.-crystal polyester shown by the formula (k/1/m/n=80/7.5/12.5/20) is mixed with one or >=2 kinds of inorg. fillers (magnesium oxide, barium sulfate, zinc phosphate, calcium silicate, etc.) selected from a group consisting of the oxide, sulfate, phosphate, silicate, etc., of group IIa or IIb elements to form the molded article of the liq.-crystal polymer resin composition. The molded article is successively treated with an acidic soln. (sulfuric acid) and an alkaline soln. (potassium hydroxide, etc.) to roughen its surface and then chemically plate it. Consequently, a liq.-crystal polymer resin molded article with the surface metallized excellent in plating film adhesive strength and plating thermal cycle is obtained.

公开(公告)号：JPH04225055A

公开(公告)日：1992-08-14

申请号：JP40850090

申请日：1990-12-27

Applicant: TORAY INDUSTRIES

Inventor： YAMANAKA TORU ,  OKAMOTO MASARU ,  INOUE SHUNEI

IPC: C08K3/24 ,  C08K5/03 ,  C08L67/00

Abstract: PURPOSE:To obtain the subject composition, excellent in solder heat resistance and useful as electrical and electronic parts, etc., by including a specific liquid crystal polyester, a filter, an organic bromine compound and sodium antimonate in a specific proportion. CONSTITUTION:The objective composition is obtained by including (B) 0-200 pts.wt. filler such as glass fiber, (C) 0.5-60 pts.wt. organic bromine compound such as polybrominated styrene, having 1X10 to 30X10 weight-average molecular weight and expressed by formula VII and (D) 0.1-30 pts.wt. sodium antimonate in (A) 100 pts.wt. liquid crystal polyester composed of structural units expressed by formulas I to IV (R1 is formula V, etc.; R2 is formula VI, etc.) at (75/25) to (95/5) molar ratio of the structural units expressed by formulas (I/II). The amount of the aforementioned structural units expressed by formulas I and II is 60-90mol% based on the structural units expressed by formulas I to III and the amount of the structural units expressed by formula III is 40-5mol% based on the structural units expressed by formulas I to III.

公开(公告)号：JPH03243620A

公开(公告)日：1991-10-30

申请号：JP4027890

申请日：1990-02-20

Applicant: TORAY INDUSTRIES

Inventor： YAMANAKA TORU ,  INOUE SHUNEI

IPC: C09K19/38 ,  C08G63/60 ,  C08G63/672 ,  C08G63/682

Abstract: PURPOSE:To obtain the subject polyester excellent in the balance between heat resistance and mechanical properties and suitable for a metal-substitute plastics, etc., by copolymerizing plural constituting units in a specified ratio. CONSTITUTION:(A) One or more compounds selected from (i) a compound for a building block of formula V (Ar1 is aromatic), (ii) a compound for a building block of formula VI (Ar2 is aromatic) and (iii) a compound for building block of formula VII (Ar3 is naphthalene) are copolymerized with (B) p-hydroxybenzoic acid for a building block of formula I, (C) hydroquinone, etc., for a building block of formula II (R1 is aromatic), (D) ethylene glycol for a building block of formula III and (E) terephthalic acid, etc., for a building block of formula IV (R2 is aromatic) to obtain the objective polyester containing the components (A) and (D) in an amount of 0.1-10mol% and 5-40mol% respectively based on the components (A)+(B)+(C)+(D) and having 0.5-5.0dl/g logarithmic viscosity.

公开(公告)号：JPH03231958A

公开(公告)日：1991-10-15

申请号：JP2643090

申请日：1990-02-06

Applicant: TORAY INDUSTRIES

Inventor： UENO NAGATAKE ,  YAMANAKA TORU ,  INOUE SHUNEI

IPC: C08K5/49 ,  C08K5/03 ,  C08L67/00 ,  H04R7/02

Abstract: PURPOSE:To provide a resin loudspeaker diaphragm having excellent heat resistance, flame retardance and acoustic characteristics by employing as an essential component a composition comprising a melt-moldable liquid crystalline polyester having specific structural units and a specified amount of an organic flame retardant. CONSTITUTION:A resin loudspeaker diaphragm make of a composition as an essential component, the composition comprising (A) 100 pts.wt. of a melt- moldable liquid crystalline polyester having structural units of formulas I-IV (R1 is a group of formula V, VI or VIII etc.; R2 is a group of formula V, VI or VIII, etc.; X is H or Cl), the total amount of the groups of formulas I and II being 77-95mol%, preferably 82-93mol%, and the group of formula III being 23-5mol%, preferably 18-7mol%, based on the total amount of the groups of formulas I, II and III, respectively, and the molar ratio of the groups of formula II/formula III being 75/25-95/5, preferably 78/22-93/7, and (B) 0.5-30 pts.wt., preferably 1-20 pts.wt., of an organic frame-retardant, e.g. an organic bromo compound and/or an organic phosphorus compound.

公开(公告)号：JPH03188133A

公开(公告)日：1991-08-16

申请号：JP32777289

申请日：1989-12-18

Applicant: TORAY INDUSTRIES

Inventor： YAMANAKA TORU ,  INOUE SHUNEI ,  AMIJIMA KENJI

IPC: C08J5/18 ,  C08L67/00 ,  C08L67/02

Abstract: PURPOSE:To prepare a polyester film with a reduced thermal shrinkage and improved mechanical strengths, dimensional stability, transparency, and uniformity by forming a compsn. comprising a specific thermotropic liq. crystalline polyester and a semiarom. polyester into a film. CONSTITUTION:0.1-30wt.% thermotropic liq. crystalline polyester having an m.p. lower than 250 deg.C and a logarithmic viscosity (in pentafluorophenol, 0.1g/dl concn., at 60 deg.C) of 0.2-2.0dl/g is compounded with 99.9-70wt.% semiarom. polyester of formula IX (wherein R3 is R2; and n is 2, 4, or 6). The resulting compsn. is formed into a film in such a way that the liq. crystalline polyester disperses as particles with a mean diameter of 5mum or lower in the semiarom. polyester, giving title film. The liq. crystalline polyester contains structural units of formulas I, II, and III (wherein R1 is a structural unit of formula IV, V, or VI; and R2 is a structural unit of formula IV, VI, or VII) and, if necessary, a unit of formula VIII, in a molar ratio of (formula VIII + formula II) to formula III of practically 1/1; that of formula II to (formula I + formula III + formula VIII) of 50/100-70/100; and that of formula I to formula VIII of 100/0-50/50.

公开(公告)号：JPH03179051A

公开(公告)日：1991-08-05

申请号：JP12785490

申请日：1990-05-16

Applicant: TORAY INDUSTRIES

Inventor： OKAMOTO MASARU ,  ICHIKAWA YASUNORI ,  INOUE SHUNEI ,  YAMANAKA TORU

IPC: C08K3/22 ,  C08K5/02 ,  C08K5/15 ,  C08K5/1515 ,  C08L23/26 ,  C08L59/00 ,  C08L67/00 ,  C08L69/00 ,  C08L71/12 ,  C08L77/00 ,  C08L81/00 ,  C08L81/02 ,  C08L81/06

Abstract: PURPOSE:To improve the heat resistance, flame retardance, appearance after molding, and electrical properties by compounding a specific resin compsn. with an org. bromine compd., an antimony compd., an epoxy compd., and a filler. CONSTITUTION:A resin compsn. is obtd. by compounding 1-10wt.% thermotropic liq. crystal polyester having a deflection temp. under load of 150-280 deg.C and comprising at least one unit selected from the group consisting of units of formulas I, II, and III, and IV or V, [wherein X is formula VI to X; carbonyl groups in formula V are attached to p- or m-position to each other and 60% or higher are at p-position; and the molar amt. of the unit of formula V is substantially equal to that of the sum of the units of formulas II, III, and IV] with 99-90wt.% thermoplastic resin selected from the group consisting of a polyamide, polyoxymethylene, polycarbonate, etc. Then, 100 pts.wt. resulting compsn. is compounded with 0.5-50 pts.wt. org. bromine compd., 0-30 pts.wt. antimony compd., 0.01-20 pts.wt. epoxy compd., and 0-200 pts.wt. filler to give the title compsn.