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Inventor:
Moritani; Masahiko
Address:
Niihama, JP
No. of patents:
14
Patents:












Patent Number Title Of Patent Date Issued
6444719 Method for producing crystalline methacrylic resin and plastic foam September 3, 2002
Provided are a method for producing a crystalline methacrylic resin, the method comprising a step of bringing a mixture of an isotactic methyl methacrylate-type polymer and a syndiotactic methyl methacrylate-type polymer into contact with high pressure gas and a method for producing a
5728793 Process for production of methacrylate polymers March 17, 1998
Disclosed is a process for producing a methacrylate polymer, wherein a monomer feed composed of methyl methacrylate or a mixture of at least 70 weight % of methyl methacrylate and not more than 30 weight % of one or more vinyl monomers copolymerizable with methyl methacrylate is cont
5135791 Optical device August 4, 1992
An optical device comprising a mixture of a polymer constituted mainly of aromatic vinyl monomer units and polyphenylene ether, characterized in that the average molecular weight of the polyphenylene ether is from 0.3 to 0.7 expressed in terms of the intrinsic viscosity measured in c
4978702 Coating composition December 18, 1990
A coating composition is disclosed which includes(A) 15 to 65% by weight (calculated as SiO.sub.2) of colloidal silica,a partially hydrolyzed and partially co-condensed product of the following component (B) and component (C):(B) 10 to 80% by weight (calculated as R.sup.1 Si(OH).sub.3) of a
4918152 Process for the production of formed article of aromatic vinyl resin April 17, 1990
A process for the production of formed articles of aromatic vinyl resin having a small birefringence and a high refractive index by a cast polymerization process rapidly and with high productivity, wherein the formed articles of aromatic vinyl resin are light and useful for the produ
4837286 Method for the production of polymethacrylates June 6, 1989
Improved method for the production of polymethacrylates by a rapid polymerization, which comprises polymerizing an unsaturated monomer selected from a methacrylate and a monomer mixture comprising predominantly a methacrylate which may partially contain a polymer of the monomer (i.e.
4789709 Process for the production of heat resistant thermoplastic copolymer December 6, 1988
A process for the production of a thermoplastic copolymer having excellent heat distortion resistance is disclosed. The process includes heat-treating a raw copolymer comprising a vinyl monomer unit including methacrylic and/or acrylic acid units in the presence of a specific ring-cl
4717756 Process for preparing methacrylate polymer January 5, 1988
A polymerization can be carried out rapidly by polymerizing a methacrylate ester or a mixture of unsaturated monomers comprising the methacrylate ester as a main component in the presence of (1) a hydroperoxide polymerization initiator, (2) a reductant containing sulfur in a molecule,
4699964 Antistatic acrylic resin composition and method for the production thereof October 13, 1987
An acrylic resin composition having excellent permanent antistatic properties, which comprises a copolymer of an acrylic monomer comprising predominantly methyl methacrylate with a specific sulfonate and optionally a specific alkylene oxide and/or acidic phosphate, and a method for the
4661571 Process for the production of heat resistant methacrylic resin April 28, 1987
An improved process for the production of a methacrylic polymer having excellent heat resistance, which comprises radical-polymerizing a monomer or monomer mixture consisting of 80 to 100% by weight of methyl methacrylate and 0 to 20% by weight of a copolymerizable vinyl monomer in t
4604414 Antistatic acrylic resin composition and method for the production thereof August 5, 1986
An acrylic resin composition having excellent permanent antistatic properties, which comprises a copolymer of an acrylic monomer comprising predominantly methyl methacrylate with a specific sulfonate and optionally a specific alkylene oxide and/or acidic phosphate, and a method for the
4344906 Process for producing glass fiber-reinforced transparent cast sheet August 17, 1982
A process for producing glass fiber-reinforced, transparent cast sheets comprising impregnating glass fibers with a resin syrup comprising 10 to 50 parts by weight of a copolymer (A) consisting essentially of 20 to 95% by weight of an aromatic vinyl compound and 5 to 80% by weight of oth
4287317 Continuous process for producing rubber-modified methyl methacrylate syrups September 1, 1981
A continuous process for producing rubber-modified methyl methacrylate syrups which comprises continuously supplying a material liquor comprising 1 to 20 parts by weight of a rubbery polymer dissolved in 100 parts by weight of a monomer comprising 60 to 100% by weight of methyl metha
4211742 Process for the continuous casting of liquid polymerizable compositions July 8, 1980
A continuous process for producing plate-like polymer articles which comprises subjecting a liquid polymerizable composition comprising a syrup of methyl methacrylate and a specified amount of a polymerization initiator of the formula: ##STR1## (in which R is a C.sub.4 -C.sub.10










 
 
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