IP Library › Granted Patent US 12,682,788
Granted Patent B2
US 12,682,788 · App. 18/029,193 · Granted Jul 14, 2026

Coating agent and its use, and method of producing articles for this use

Inventors: Judith Schwemmer (Happurg, DE); Mathias Belzner (Cadolzburg, DE); Arthur Prior (London, GB)
Assignee: STAEDTLER SE
G09B25/02C09D5/002C09D191/08
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Quick Facts
Patent No.
US 12,682,788
App. No.
18/029,193
Granted
Jul 14, 2026
Kind
B2
Abstract

Main claim: a binder, consisting of at least one wax and optionally additional additives, characterized in that the at least one wax is constituted of at least a base wax portion and a synthetic wax portion and that the melting point of the synthetic wax portion is higher than the melting point of the base wax portion.

Claims (3)

1 . A coating agent for clay-based automotive design modeling utilizing a porous basic frame and an industrial clay, the coating agent comprising: at least one wax; and optional further additives, wherein the at least one wax includes a base wax portion and a synthetic wax portion, and wherein the synthetic wax portion has a melting point that is greater/higher than a melting point of the base wax portion, wherein the base wax portion is microwax and/or paraffin wax and the base wax portion has a melting point of between 60° C. and 80° C. so that the at least one wax promotes adhesion between the porous basic frame and the industrial clay.

2 . The coating agent according to claim 1 , wherein the base wax portion is between 20 and 70% by weight and the synthetic wax portion is between 30 and 80% by weight.

3 . The coating agent according to claim 1 , wherein the synthetic wax portion is an ethylene propylene polymer, polyethylene wax and/or polyalphaolefin and the synthetic wax has a melting point of more than 80° C.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 27, 2023
From: STAEDTLER MARS GMBH & CO. KG
To: STAEDTLER SE
Reel/Frame 065678/0156 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 29, 2023
From: SCHWEMMER, JUDITH; BELZNER, MATHIAS; PRIOR, ARTHUR
To: STAEDTLER MARS GMBH & CO. KG
Reel/Frame 063143/0833 →
Priority Claims (1)
DE 10 2020 006 176.1 · Oct 8, 2020 · national
Continuity (1)
Related Publication 20230368703A1 · Nov 16, 2023
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