Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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C08F4/42
Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
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C08F4/44
selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
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C08F4/60
together with refractory metals, iron group metals, platinum group metals, manganese, rhenium; technetium; or compounds thereof
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C08F4/607
Catalysts containing a specific non-metal or metal-free compound
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C08F4/608

Polymer Composition Preparation Method and Polymer Composition
20250297041 · 2025-09-25 · ·

Provided are a method for preparing a polymer composition by using a compound containing a t-butylphenol group, being capable of preventing a yellowing phenomenon of a branched conjugated diene-based polymer with improved branching, and a polymer composition prepared thereby.

Polymer Composition Preparation Method and Polymer Composition
20250297041 · 2025-09-25 · ·

Provided are a method for preparing a polymer composition by using a compound containing a t-butylphenol group, being capable of preventing a yellowing phenomenon of a branched conjugated diene-based polymer with improved branching, and a polymer composition prepared thereby.