Title:
POLYURETHANE FOAMS HAVING REDUCED ALDEHYDE EMISSIONS
Document Type and Number:
WIPO Patent Application WO/2018/148898
Kind Code:
A1
Abstract:
Polyurethane foams are made by curing a reaction mixture that contains an aromatic polyisocyanate, at least one isocyanate-reactive material having an average functionality of at least 2 and an equivalent weight of at least 200 per isocyanate-reactive group, at least one blowing agent, at least one surfactant and at least one catalyst, at least one aminoalcohol compound and least one antioxidant. Foams so produced emit low levels of both formaldehyde and acetaldehyde.
Inventors:
ZOU JIAN (CN)
FENG SHAOGUANG (CN)
MIYAZAKI YOSHIAKI (JP)
TANG ZHENGMING (CN)
YAO WENBIN (CN)
ZHAN FU (CN)
ZHANG DEGANG (CN)
ZHANG JIGUANG (CN)
ZHANG PING (CN)
FENG SHAOGUANG (CN)
MIYAZAKI YOSHIAKI (JP)
TANG ZHENGMING (CN)
YAO WENBIN (CN)
ZHAN FU (CN)
ZHANG DEGANG (CN)
ZHANG JIGUANG (CN)
ZHANG PING (CN)
Application Number:
PCT/CN2017/073764
Publication Date:
August 23, 2018
Filing Date:
February 16, 2017
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
ZOU JIAN (CN)
FENG SHAOGUANG (CN)
MIYAZAKI YOSHIAKI (JP)
TANG ZHENGMING (CN)
YAO WENBIN (CN)
ZHAN FU (CN)
ZHANG DEGANG (CN)
ZHANG JIGUANG (CN)
ZHANG PING (CN)
ZOU JIAN (CN)
FENG SHAOGUANG (CN)
MIYAZAKI YOSHIAKI (JP)
TANG ZHENGMING (CN)
YAO WENBIN (CN)
ZHAN FU (CN)
ZHANG DEGANG (CN)
ZHANG JIGUANG (CN)
ZHANG PING (CN)
International Classes:
C08G18/32; C08G18/30; C08G18/48; C08G18/66; C08G18/76; C08J9/04; C08G101/00
Foreign References:
| CN104321360A | 2015-01-28 | |||
| CN102574973A | 2012-07-11 | |||
| CN104797617A | 2015-07-22 | |||
| CN1980971A | 2007-06-13 |
Other References:
See also references of EP 3583146A4
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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