1
Takayuki Sasaki, Shigeo Hatano, Yoshinori Toyota, Katsuji Kuribayashi: Flexible polyurethane foam and process for its production. Asahi Glass Company, Oblon Spivak McClelland Maier & Neustadt P C, September 15, 2009: US07588121 (4 worldwide citation)

To provide a flexible polyurethane foam having improved sound absorbing properties in a low frequency region. A process for producing a flexible polyurethane foam which comprises foaming a starting material composition (E) comprising a high molecular weight polyoxyalkylene polyol (A), an organic pol ...


2
Takayuki Sasaki, Daisuke Kaku, Naohiro Kumagai, Hideo Sakurai, Takashi Ito: Flexible polyurethane foam and process for its production. Asahi Glass Company, Oblon Spivak McClelland Maier & Neustadt L, July 16, 2013: US08487015

A process for producing a flexible polyurethane foam, which comprises reacting a polyol mixture with a polyisocyanate compound in the presence of a urethane-forming catalyst and a blowing agent, characterized in that the polyol mixture comprises the following polyol (A) and the polyol (B), and the p ...


3
Takayuki Sasaki, Takashi Ito: Low resilience flexible polyurethane foam and process for its production. Asahi Glass Company, Oblon Spivak McClelland Maier & Neustadt L, September 24, 2013: US08541479

To provide a flexible polyurethane foam which is excellent in low resiliency and durability without using a plasticizer and which shows little change in hardness against a change in temperature and at the same time, has high air permeability. A process for producing a flexible polyurethane foam, whi ...


4
Sasaki Takayuki, Ito Takashi: Low resilience flexible polyurethane foam and process for its production. Asahi Glass, shayong sheng, April 9, 2008: CN200680012900

Disclosed is a soft polyurethane foam using no plasticizer which is excellent in low resilience and durability while having high air permeability. This soft polyurethane foam shows only a small change in hardness when the temperature changes. Specifically disclosed is a method for producing a soft p ...


5
Takayuki SASAKI, Takashi Ito: Low resilience flexible polyurethane foam and process for its production. Asahi Glass Company, Oblon Spivak Mcclelland Maier & Neustadt PC, May 15, 2008: US20080114088-A1

To provide a flexible polyurethane foam which is excellent in low resiliency and durability without using a plasticizer and which shows little change in hardness against a change in temperature and at the same time, has high air permeability. A process for producing a flexible polyurethane foam, whi ...


6
Takayuki Sasaki, Daisuke Kaku, Naohiro Kumagai, Hideo Sakurai, Takashi Ito: Flexible polyurethane foam and process for its production. Asahi Glass, Oblon Spivak Mcclelland Maier & Neustadt PC, March 5, 2009: US20090062416-A1

A process for producing a flexible polyurethane foam, which comprises reacting a polyol mixture with a polyisocyanate compound in the presence of a urethane-forming catalyst and a blowing agent, characterized in that the polyol mixture comprises the following polyol (A) and the polyol (B), and the p ...


7
Takayuki Sasaki, Shigeo Hatano, Yoshinori Toyota, Katsuji Kuribayashi: Flexible polyurethane foam and process for its production. Asahi Glass Company, Oblon Spivak Mcclelland Maier & Neustadt PC, July 20, 2006: US20060160913-A1

To provide a flexible polyurethane foam having improved sound absorbing properties in a low frequency region. A process for producing a flexible polyurethane foam which comprises foaming a starting material composition (E) comprising a high molecular weight polyoxyalkylene polyol (A), an organic pol ...


8
Takayuki SASAKI, Shigeo Hatano, Yoshinori Toyota, Katsuji Kuribayashi: Flexible polyurethane foam and process for its production. Asahi Glass Company, Oblon Spivak Mcclelland Maier & Neustadt PC, January 8, 2009: US20090008595-A1

To provide a flexible polyurethane foam having improved sound absorbing properties in a low frequency region. A process for producing a flexible polyurethane foam which comprises foaming a starting material composition (E) comprising a high molecular weight polyoxyalkylene polyol (A), an organic pol ...


9
Sasaki Takayuki, Kaku Daisuke, Kumagai Naohiro, Sakurai Hideo, Ito Takashi: Flexible polyurethane foam and process for its production. Asahi Glass, Liu Cheyi, March 18, 2009: CN200780006759

A flexible polyurethane foam is stably produced from raw materials which include a polyol mixture comprising the following polyols (A) and (B) and in which the isocyanate index is 90 or higher and the total amount of zinc and cobalt contained in the polyol mixture is 0.1-200 ppm. The foam thus produ ...


10
FLEXIBLE POLYURETHANE FOAM AND PROCESS FOR ITS PRODUCTION. ASAHI GLASS COMPANY, January 31, 2013: US20130030068-A1

To provide a process for producing a flexible polyurethane foam that has excellent moldability with a long cream time, and that has excellent hardness and durability. A process for producing a flexible polyurethane foam, which comprises reacting a polyol mixture (X) with a polyisocyanate compound in ...