Tosoh Corporation

Hiroyuki Kiso

Yutaka Tamano

Katsumi Tokumoto

Takao Suzuki

Yoshihiro Takahashi

Yasumichi Miyagawa

Hiroyuki Yoshimura

Yusuke Sesoko

Shinichi Inoue

Kouhei Tomita

To provide a catalyst composition to obtain a flexible polyurethane foam from which substantially no amine compound is discharged and which has sufficient resistance to compressive strain, and a method for producing a flexible polyurethane foam using the catalyst composition. A polyurethane foam is produced by using a catalyst composition for producing a polyurethane foam, which comprises an amine compound represented by the following formula (1) and at least one glycol selected from the group consisting of ethylene glycol and polyethylene glycol, provided that when the compound of the formula (1) has enantiomers, diastereomers or geometric isomers, both a mixture thereof and isolated isomers are included: wherein R, R, Rand Rare each independently a hydrogen atom, a Calkyl group, a hydroxy group, a hydroxymethyl group or a Calkoxy group, and m is an integer of 1 or 2.

Catalyst composition for producing polyurethane foam, and method for producing flexible polyurethane foam using it

To provide an amine catalyst for curing a polyisocyanate which can satisfy both initial moldability before a thermal compression step and high reactivity at the time of thermal compression molding, and an adhesive composition containing it. A catalyst comprising an amine compound (1) represented by the formula (1) and an amine compound (2) represented by the formula (2) is used as an amine catalyst for curing a polyisocyanate compound. wherein each of Rand Rwhich are independent of each other, is a Chydrocarbon group, and Ris a Chydrocarbon group having a hydroxy group or an amino group; wherein each of Rand Rwhich are independent of each other, is a Chydrocarbon group, Ris a Chydrocarbon group or a Chydrocarbon group having a hydroxy group or an amino group, Ris a Chydrocarbon group having a hydroxy group or an amino group, and m is an integer of from 2 to 6.

Amine catalyst for curing polyisocyanate compound and polyisocyanate adhesive composition containing amine catalyst for curing polyisocyanate compound

To provide a novel cyclic amine compound and a process for producing a polyurethane resin by using it. A 3-hydroxy-1,5-diazabicyclo[3.2.2]nonane represented by the following formula (1), and a process for producing a polyurethane resin by using a catalyst for producing a polyurethane resin, which contains the 3-hydroxy-1,5-diazabicyclo[3.2.2]nonane. When the compound represented by the formula (1) has optical isomers, diastereomers or geometric isomers, the compound includes both a mixture of any of them and an isolated isomer of any of them. [in the above formula (1), each of R, R, R, R, R, R, Rand Rwhich are independent of one another, is a hydrogen atom, a Calkyl group, a hydroxy group, a hydroxymethyl group or a Calkoxy group.]

Cyclic amine compound and process for producing polyurethane resin by using it

A method for producing a rigid polyurethane foam, which comprises reacting a polyol with a polyisocyanate in the presence of an amine catalyst and a blowing agent, wherein as the amine catalyst, at least one amine compound having at least one type of substituent selected from the group consisting of a hydroxyl group, a primary amino group and a secondary amino group in its molecule, or N-(2-dimethylaminoethyl)-N'-methylpiperazine, is used, and as the blowing agent, 1,1,1,3,3-pentafluoropropane (HFC-245fa) and/or 1,1,1,3,3-pentafluorobutane (HFC-365mfc) is used.

Method for producing a rigid polyurethane foam

A catalyst composition for production of a polyurethane resin, which comprises a metal complex catalyst represented by the following formula (1):M(acac)&#x2003;&#x2003;(1)wherein M represents Mn, Fe, Co, Ni, Cu, Zn, Zr, Ti, Hf, Al or Th, acac represents acetylacetonate, and n is an integer of from 1 to 4, and at least one compound selected from the group consisting of a bicyclic tertiary amine compound represented by the following formula (2):wherein n is an integer of from 1 to 3, a compound having a cumulative double bond, and a quaternary ammonium salt compound.

Catalyst composition for production of a polyurethane resin, and method for producing a polyurethane resin

A method for producing a rigid polyurethane foam, which comprises reacting a polyol with a polyisocyanate in the presence of an amine catalyst and a blowing agent, wherein as the amine catalyst, at least one amine compound having at least one type of substituent selected from the group consisting of a hydroxyl group, a primary amino group and a secondary amino group in its molecule, or N-(2-dimethylaminoethyl)-N&prime;-methylpiperazine, is used, and as the blowing agent, 1,1,1,3,3-pentafluoropropane (HFC-245fa) and/or 1,1,1,3,3-pentafluorobutane (HFC-365mfc) is used.

Growing community of inventors

Shunan, Japan

Hiroyuki Kiso