- 专利标题： METHOD OF REDUCING THE FORMALDEHYDE EMISSION OF A MINERAL FIBER PRODUCT, AND MINERAL FIBER PRODUCT WITH REDUCED FORMALDEHYDE EMISSION
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申请号： US17643453申请日： 2021-12-09
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公开(公告)号： US20220098855A1公开(公告)日： 2022-03-31
- 发明人: Erling Lennart HANSEN , Lars Naerum , Povl Nissen
- 申请人： Erling Lennart HANSEN , Lars Naerum , Povl Nissen
- 申请人地址： DK Virum; DK Hellerup; DK Olstykke
- 专利权人： Erling Lennart HANSEN,Lars Naerum,Povl Nissen
- 当前专利权人： Erling Lennart HANSEN,Lars Naerum,Povl Nissen
- 当前专利权人地址： DK Virum; DK Hellerup; DK Olstykke
- 优先权： EP10193849.6 20101206
- 主分类号： E04B1/74
- IPC分类号： E04B1/74 ; C09J161/32 ; C03C25/26 ; C08J5/04 ; C09J161/30 ; C03C25/34 ; C08J5/24 ; E04B1/76 ; D04H1/4209 ; D04H3/12 ; D04H1/58 ; F16L59/00
摘要：
A method of reducing the formaldehyde emission of a mineral fiber product bonded with a urea-modified phenol-formaldehyde resol resin-type binder comprises adding dextrose to the binder composition during and/or after preparation of the binder composition but before curing of the binder composition applied to the mineral fibers.
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