(19)
(11) EP 4 816 462 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24896924.8

(22) Date of filing: 01.12.2024
(51) International Patent Classification (IPC): 
C08K 5/541(2006.01)
C09D 191/00(2006.01)
 C09D 175/04(2006.01)
C09D 193/00(2006.01)
(52) Cooperative Patent Classification (CPC):
C08L 97/02; C09D 5/14; C09D 7/63; C09D 183/04; C08G 77/18
 
C-Sets:
  1. C08K 5/544, C08L 97/02;
  2. C08K 5/06, C08L 97/02;
  3. C08K 5/09, C08L 97/02;
  4. C09D 183/04, C08K 5/05;
  5. C09D 183/04, C08K 5/1545;
  6. C08K 5/5415, C08L 97/02;
  7. C08K 5/01, C08L 97/02;
(86) International application number:
PCT/IN2024/052316
(87) International publication number:
WO 2025/115041 (05.06.2025 Gazette 2025/23)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 02.12.2023 IN 202311082148

(71) Applicants:
  • Agarwal, Manish Chandra
    UP Muzaffarnagar 251001 (IN)
  • Jain, Atul
    UP Ghaziabad 201009 (IN)

(72) Inventors:
  • JAIN, Deepak
    Maywood, NJ 07607 (US)
  • JAIN, Vipul
    Ghaziabad 201009 (IN)
  • AGARWAL, Manish Chandra
    Muzaffarnagar 251001 (IN)
  • JAIN, Atul
    Ghaziabad 201009 (IN)

(74) Representative: Hamann, Jean-Christophe 
H&I Partners France 25, Allée Cavalière
44500 La Baule
44500 La Baule (FR)

   


(54) A SILANE-BASED CONCENTRATE LIQUID FOR HIGH-DILUTION WATERPROOFING AND SUBSTRATE PROTECTION