(12) International Application Status Report

Received at International Bureau: 11 December 2019 (11.12.2019)

Information valid as of: 11 December 2019 (11.12.2019)

Report generated on: 28 September 2020 (28.09.2020)

(10) Publication number: (43) Publication date: (26) Publication language:
WO 2020/11102504 June 2020 (04.06.2020) Japanese (JA)

(21) Application number: (22) Filing date: (25) Filing language:
PCT/JP2019/04606426 November 2019 (26.11.2019) Japanese (JA)

(31) Priority number(s): (32) Priority date(s): (33) Priority status:
2018-220246 (JP)26 November 2018 (26.11.2018) Priority document received (in compliance with PCT Rule 17.1)
2018-220251 (JP)26 November 2018 (26.11.2018) Priority document received (in compliance with PCT Rule 17.1)

(51) International Patent Classification:
D21H 19/52 (2006.01); C08B 11/12 (2006.01); C08B 15/04 (2006.01); D21H 11/20 (2006.01); D21H 19/34 (2006.01); D21H 19/54 (2006.01)

(71) Applicant(s):
NIPPON PAPER INDUSTRIES CO., LTD. [JP/JP]; 4-1, Oji 1-chome, Kita-ku, Tokyo 1140002 (JP) (for all designated states)

(72) Inventor(s):
KAKINOKI, Shiori; c/o Nippon Paper Industries Co., Ltd., 21-1, Oji 5-chome, Kita-ku, Tokyo 1140002 (JP)
SOTOOKA, Ryo; c/o Nippon Paper Industries Co., Ltd., 21-1, Oji 5-chome, Kita-ku, Tokyo 1140002 (JP)
HATAKEYAMA, Kiyoshi; c/o Nippon Paper Industries Co., Ltd., 21-1, Oji 5-chome, Kita-ku, Tokyo 1140002 (JP)
YOSHIMATSU, Takehiro; c/o Nippon Paper Industries Co., Ltd., 21-1, Oji 5-chome, Kita-ku, Tokyo 1140002 (JP)

(74) Agent(s):
ONO, Shinjiro; YUASA AND HARA, Section 206, Shin-Otemachi Bldg., 2-1, Otemachi 2-chome, Chiyoda-ku, Tokyo 1000004 (JP)

(54) Title (EN): PAPER COMPRISING CELLULOSE-NANOFIBER-CONTAINING COATING LAYER
(54) Title (FR): PAPIER COMPRENANT UNE COUCHE DE REVÊTEMENT CONTENANT DES NANOFIBRES DE CELLULOSE
(54) Title (JA): セルロースナノファイバー含有塗工層を備える紙

(57) Abstract:
(EN): Provided is a paper comprising a base paper and a coating layer, wherein the coating layer includes starch and cellulose nanofibers. The starch is preferably thermochemically modified starch, or more preferably ammonium-persulfate-modified starch or urea•acid modified starch.
(FR): L'invention concerne un papier comprenant un papier de base et une couche de revêtement, la couche de revêtement comprenant de l'amidon et des nanofibres de cellulose. L'amidon est de préférence un amidon modifié thermochimiquement, ou plus idéalement de l'amidon modifié par un persulfate d'ammonium ou de l'amidon modifié par urée•acide.
(JA): 原紙および塗工層を備える紙であって、前記塗工層が澱粉とセルロースナノファイバーを含む紙を提供する。前記澱粉は、好ましくは熱化学変性澱粉、より好ましくは過硫酸アンモニウム変性澱粉または尿素・酸変性澱粉である。

International search report:
Received at International Bureau: 27 January 2020 (27.01.2020) [JP]

International Report on Patentability (IPRP) Chapter II of the PCT:
Not available

(81) Designated States:
AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
European Patent Office (EPO) : AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
African Intellectual Property Organization (OAPI) : BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG
African Regional Intellectual Property Organization (ARIPO) : BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW
Eurasian Patent Organization (EAPO) : AM, AZ, BY, KG, KZ, RU, TJ, TM