CPC Main Group Additional Only
C08F 2810/00 Chemical modification of a polymer
5 direct subcodes
Child Classifications
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- C08F 2810/10 including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
- C08F 2810/20 leading to a crosslinking, either explicitly or inherently
- C08F 2810/30 leading to the formation or introduction of aliphatic or alicyclic unsaturated groups
- C08F 2810/40 taking place solely at one end or both ends of the polymer backbone, i.e. not in the side or lateral chains
- C08F 2810/50 wherein the polymer is a copolymer and the modification is taking place only on one or more of the monomers present in minority
Top Applicants
Top 10 applicants by patent filingsfor class C08, 2013–2023, worldwide · Source: EPO PATSTAT
- LG CHEM KR 15,432
- DOW GLOBAL TECHNOLOGIES US 14,214
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 11,155
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,455
- FUJIFILM JP 6,178
- CHINESE ACADEMY OF SCIENCES 5,569
- SHIN-ETSU CHEMICAL COMPANY JP 5,506
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,443
- TORAY INDUSTRIES JP 4,635
- NITTO DENKO CORPORATION JP 4,620