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Extruded, open-cell microcellular alkenylaromatic polymer foams and process for making

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) C08J-009/14   
미국특허분류(USC) 521/79 ; 264/50 ; 264/51 ; 521/81
출원번호 US-0781993 (1997-01-06)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 17  인용 특허 : 2
초록

Disclosed is an extruded, open-cell microcellular alkenyl aromatic polymer foam useful in insulating applications. The foam has an open cell content of about 70 percent or more. The foam has an average cell size of about 70 micrometers or less. The foam is particularly useful in evacuated or vacuum insulation panels. Further disclosed is a process for making the open-cell foam.

대표
청구항
▼

A process for making an extruded, open-cell microcellular alkenyl aromatic polymer foam having an open cell content of about 70 percent or more and having an average cell size of about 70 micrometers or less and a density of about 16 to about 100 kilograms per cubic meter, comprising: a) heating an alkenyl aromatic polymer material comprising more than 50 percent by weight alkenyl aromatic monomeric units to form a melt polymer material; b) incorporating into the melt polymer material an amount of a nucleating agent additive at from about 0.01 to about 5...

이 특허에 인용된 특허 (2)

  1. Blythe James E. (Williamson NY) Colombo Edward A. (Penfield NY) Krutchen Charles M. (Pittsford NY) Williams Phillip A. (Naples NY) Wu Wen-Pao (Pittsford NY). High melt index polystyrene foam and method. USP1994025286429.
  2. Komatsuzaki Nobuyuki (Koga JPX) Tsubone Masahiro (Koga JPX) Machida Bon (Koga JPX). Polystyrene foamed sheet suitable for forming. USP1985074528221.

이 특허를 인용한 특허 피인용횟수: 17

  1. Stuart Corr GB; Peter J Smith GB; Bernard J Cross GB. Closed cell polymer foam. USP2002056384095.
  2. Naito,Masato; Gokuraku,Hiroyuki; Imanari,Daisuke; Nishiyama,Noritoshi. Core material for vacuum heat insulation material, and vacuum heat insulation material. USP2007017166348.
  3. Miller Larry Michael ; Breindel Raymond Marshall ; Weekley Mitchell Zane ; Cisar Thomas Earl ; Prince Kerry Jerome. Extruded foam product with 134a and alcohol blowing agent. USP2001086274640.
  4. Baker, Andrew T.; Blenke, Timothy James; Colman, Charles W.; Colombo, Edward A.; Fish, Jeffrey E.; Yang, Kaiyuan; Garvey, Michael Joseph; Krueger, Jeffrey Jennings; Mallory, Mary Frances; Pierce, Joseph E.; Radwanski, Fred Robert; Ranganathan, Sridhar; Waldroup, Donald E.. Hybrid absorbent foam and articles containing it. USP2012048158689.
  5. Krueger,Jeffrey Jennings; Richard,Renette E.. Low density flexible resilient absorbent open-cell thermoplastic foam. USP2007117291382.
  6. Krueger,Jeffrey Jennings; Radwanski,Fred Robert; Reichmann,Mark G.; Elliker,Peter Robert; Yahiaoui,Ali; Richard,Renette E.; Thomas,Oomman Painummoottil. Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam. USP2008047358282.
  7. Dontula, Narasimharao; Greener, Jehuda; Fleischer, Cathy A.; Park, Chul B.; Lee, Patrick C.; Wang, Jin; Naguib, Hani E.. Manufacturing process for open celled microcellular foam. USP2005106958365.
  8. Rynd, Joseph P.; Loh, Roland R.; Briendel, Raymond M.. Method of forming thermoplastic foams using nano-particles to control cell morphology. USP2013108568632.
  9. Joseph M. DeSimone ; Saad A. Khan ; Joseph R. Royer ; Richard J. Spontak ; Teri Anne Walker. Method of making foamed materials using surfactants and carbon dioxide. USP2002066403663.
  10. DeSimone, Joseph M.; Khan, Saad A.; Royer, Joseph R.; Spontak, Richard J.; Walker, Teri Anne; Gay, Yvon J.; Siripurapu, Srinivas. Methods of making foamed materials of blended thermoplastic polymers using carbon dioxide. USP2004096790870.
  11. Suh Kyung W. ; Yamada Michio,JPX ; Schmidt Creston D. ; Imeokparia Daniel D.. Microcellular foams containing an infrared attenuating agent and a method of using. USP1998125854295.
  12. Park Chung P.,DEX ; Chaudhary Bharat ; Imeokparia Daniel. Open-cell foam and method of making. USP2000076093752.
  13. Park Chung P.,DEX ; Chaudhary Bharat ; Imeokparia Daniel. Open-cell foam and method of making. USP2001016174471.
  14. Lee, Ly James; Yang, Jintao; Chiou, Nan-Rong; Yeh, Shu-Kai. Suspension polymerization and foaming of water containing activated carbon-nano/microparticulate polymer composites. USP2013088507568.
  15. Breindel, Raymond; Loh, Roland; Rynd, Joseph P.; Delaviz, Yadolah; Polasky, Mark E.. Thermoplastic foams and method of forming them using nano-graphite. USP20190110184037.
  16. Breindel, Raymond; Loh, Roland; Rynd, Joseph P.; Delaviz, Yadollah; Polasky, Mark E.. Thermoplastic foams and method of forming them using nano-graphite. USP2016069359481.
  17. Miller, Larry M.; Breindel, Raymond M.; Weekley, Mitchell Z.; Cisar, Thomas E.. To enhance the thermal insulation of polymeric foam by reducing cell anisotropic ratio and the method for production thereof. USP2013108557884.

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