- Patent Number:
11891,756
- Appl. No:
17/059161
- Application Filed:
May 14, 2019
- نبذة مختصرة :
A base paper (6), a picture pattern layer (7) provided on a surface (6a) side of the base paper (6), and foaming agents (8) arranged on a surface (7a) of the picture pattern layer (7) or in the picture pattern layer (7) are provided. In the foaming agents (8), the average particle diameter after foaming is set to 15 μm or more and 250 μm or less and the foaming start temperature is set to 100° C. or more and 220° C. or less.
- Inventors:
TOPPAN PRINTING CO., LTD. (Tokyo, JP)
- Assignees:
TOPPAN PRINTING CO., LTD. (Tokyo, JP)
- Claim:
1. A resin-impregnated decorative plate comprising: a decorative paper; and a thermosetting resin impregnated into the decorative paper; the decorative paper comprising: a base paper; a picture pattern layer provided on a surface side of the base paper; and a foaming agent arranged on a surface of the picture pattern layer or in the picture pattern layer, wherein an average particle diameter after foaming of the foaming agent is 15 μm or more and 250 μm or less and a foaming start temperature the foaming agent is 100° C. or more and 220° C. or less, and an average particle diameter before foaming of the foaming agent is ⅔ times or more and 50 times or less than a layer thickness of the picture pattern layer, and wherein the impregnating thermosetting resin forms a resin layer having a plurality of uneven patterns which are arranged on and aligned with the foaming agent, and the uneven patterns having no scratches in a scratch resistance test.
- Claim:
2. The resin-impregnated decorative plate according to claim 1 , wherein the foaming agent is aligned with a picture formed by the picture pattern layer.
- Claim:
3. The resin-impregnated decorative plate according to claim 1 , further comprising: a base material integrated with the resin-impregnated decorative paper.
- Claim:
4. The resin-impregnated decorative plate according to claim 1 , wherein the average particle diameter before foaming of the foaming agent is 10 times or more and 50 times or less than the layer thickness of the picture pattern layer and the layer thickness of the picture pattern layer is 10 μm.
- Patent References Cited:
4500373 February 1985 Kubota
20170217248 August 2017 Szejwian
20220363044 November 2022 Harada
0075646 April 1983
2168762 March 2010
3206886 November 2020
S58-16846 January 1983
S58-110250 June 1983
S59-222348 December 1984
S62-130849 June 1987
H06-226944 August 1994
H07-310417 November 1995
H09-262956 October 1997
H10-16374 January 1998
2014-069396 April 2014
2015-174242 October 2015
2018-500195 January 2018
WO-2007142593 December 2007
WO 2021/085305 May 2021
- Other References:
International Search Report and Written Opinion, for International Application No. PCT/JP2019/019135, with translation, dated Jul. 30, 2019, 10 pages. cited by applicant
EPO Communication dated Feb. 22, 2022 forwarding the extended European Search Report for European Patent Application No. 19810551.2, 8 pages. cited by applicant
International Search Report and Written Opinion dated Jan. 12, 2021, for International Application No. PCT/JP2020/039763, with English translation, 15 pages. cited by applicant
International Preliminary Report on Patentability dated May 12, 2022, for International Application No. PCT/JP2020/039763, 6 pages. cited by applicant
Extended European Search Report dated Oct. 17, 2023, for European Patent Application No. 20882853.3, 8 pages. cited by applicant
International Preliminary Report on Patentability dated Dec. 10, 2020, for PCT/JP2019/019135, 9 pages. cited by applicant
- Primary Examiner:
Vo, Hai
- Attorney, Agent or Firm:
Squire Patton Boggs (US) LLP
- الرقم المعرف:
edspgr.11891756
Processing Request
No Comments.