Title:
貯蔵安定性のメラミン-尿素-ホルムアルデヒド樹脂およびこれらの用途
Document Type and Number:
Japanese Patent JP2011525944
Kind Code:
A
Abstract:
Melamine-urea-formaldehyde resins may be prepared using processes including a first cook stage, a second cook stage, and a final addition wherein: the molar ratio of formaldehyde to urea and melamine (F:U+M) in the first cook stage is from about 2.0 to about 5.0; and the molar ratio of formaldehyde to urea and melamine (F:U+M) in the second cook stage is from about 1.5 to 3.0; and the molar ratio of formaldehyde to urea and melamine (F:U+M) in the final addition from about 0.4 to 0.70.
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Inventors:
No, Biyun Yang
Motter, William Kay
Harmon, David M
Motter, William Kay
Harmon, David M
Application Number:
JP2011516402A
Publication Date:
September 29, 2011
Filing Date:
June 05, 2009
Export Citation:
Assignee:
Momentive Specialty Chemicals Incorporated
International Classes:
C08G12/38
Domestic Patent References:
| JPH021717A | 1990-01-08 |
Attorney, Agent or Firm:
Kawaguchi International Patent Office