Title:
【発明の名称】古紙含有不燃壁板の製造方法
Document Type and Number:
Japanese Patent JP2979316
Kind Code:
B1
Abstract:
PROBLEM TO BE SOLVED: To produce an old paper-containing non-combustible wall panel characterized by that thickness accuracy in the wall panel is ±0.5 mm or less, a wt. per one wall panel with a dimension of 90×180 cm is 20 kg or less and a drying time is short. SOLUTION: Old paper-containing cement paste 2 is applied to a long synthetic fiber nonwoven fabric 1 in a thickness of about half the total thickness of a product and cement is aged and dried to obtain a sheet and two sheets thus obtained are laminated by an adhesive 3 so that the nonwaven fabrics become outside and passed through the nip between two rolls 14, 14' to be regulated in thickness.
Inventors:
FURUSAKI SHIGERU
Application Number:
JP13081199A
Publication Date:
November 15, 1999
Filing Date:
May 12, 1999
Export Citation:
Assignee:
YUNIIKU KK
KAGAKU GIJUTSU SHINKO JIGYODAN
KAGAKU GIJUTSU SHINKO JIGYODAN
International Classes:
E04C2/04; B28B1/16; B32B5/00; B32B5/26; B32B13/14; C04B16/02; C04B18/24; C04B28/02; (IPC1-7): B28B1/16; B32B5/26; B32B13/14; C04B16/02
Domestic Patent References:
| JP7124917A | ||||
| JP469301A | ||||
| JP5096617A | ||||
| JP227304U |
Other References:
【文献】登録実用新案3043793(JP,U)
Attorney, Agent or Firm:
Satoshi Sasaki