| Patent Number |
Title Of Patent |
Date Issued |
| 6710150 |
Protolytically leaving group-containing copolymer and process for its production |
March 23, 2004 |
| The present invention provides a protolytically leaving group-containing copolymer having improved characteristics such as increased solubility in alkaline aqueous solution in the presence of a proton, thus finding application with advantage in various uses, and a process for producing |
| 6417392 |
Method for production of alkylamino(Meth)acrylate and apparatus therefor |
July 9, 2002 |
| In the operation of producing an alkylamino(meth)acrylate by the reaction of transesterification of an alkyl(meth)acrylate with an alkylamino alcohol, the alkyl alcohol by-produced during the transesterification is distilled in the form of an azeotropic mixture with the alkyl(meth)ac |
| 6376703 |
Method for handling alkylamino (meth) acrylate and apparatus for storage |
April 23, 2002 |
| The storage of alkylaminoalkyl (meth)acrylate is made in a container made of stainless steel whose wall surface has not more than 1.6 .mu.m for the Ra defined in JIS B 0601. And the compound is stored in a container having a water concentration of not more than 0.1 vol. % and a molecular |
| 5912384 |
Color-stabilized basic monomers, process for producing the same and method for handling the same |
June 15, 1999 |
| Color-stabilized basic monomers are provided. Said basic monomers are obtained by adding, to a basic monomer [e.g. an N,N-dialkylaminoalkyl (meth)acrylate or an N,N-dialkylaminoalkyl (meth)acrylamide], at least one member selected from the group consisting of amido group-containing c |
| 5834576 |
Acrylic acid derivatives, method for preparing the acrylic acid derivatives, and acrylic acid po |
November 10, 1998 |
| A novel acrylic ester which is represented by general formula (2) ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrogen atom or an organic residue, R.sub.3 represents an organic residue, n is a positive number among 1 to 3, and m is a positive number among 1 to 100 |
| 5783678 |
Acrylic ester derivative and producing of the same and acrylic-ester-based polymer |
July 21, 1998 |
| An acrylic ester derivative expressed by Formula (1) below is produced by reacting an acrylic ester expressed by Formula (2) below with a saccharide containing a hemiacetal hydroxyl group expressed by Formula (3) below and/or an alkylglycoside expressed by Formula (4) below: ##STR1## |
| 5574121 |
Process for preparing an absorbent resin crosslinked with a mixture of trimethylolpropane diacry |
November 12, 1996 |
| A process for preparing an absorbent resin includes the steps of: preparing a first crosslinking agent (A) including at least two polymerizable unsaturated bonds; preparing a second crosslinking agent (B) including at least two polymerizable unsaturated bonds and hydroxyl groups; prepari |
