AQUEOUS COMPOSITION FOR FOAM RUBBER AND FOAM RUBBER

• Main Authors: TANEMURA JUNMI, KAMINOMON KAZUMI, MURAI YUTO, MISAKI KOYU
• Format: Patent
• Language: English; Japanese
• Published: 05.09.2016
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; HAIRDRESSING OR SHAVING EQUIPMENT; HAND OR TRAVELLING ARTICLES; HUMAN NECESSITIES; MANICURING OR OTHER COSMETIC TREATMENT; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

PROBLEM TO BE SOLVED: To provide an aqueous composition for foam rubber, which is excellent in foaming characteristics in a foaming step in the production of foam rubber using the aqueous composition and allows for production of foam rubber excellent in balance between feeling and resilience.SOLUTION: The aqueous composition for foam rubber is provided that is an aqueous composition containing (I) copolymer latex which is obtained by emulsion-polymerizing 50-90 wt.% of an aliphatic conjugated diene monomer, 10-50 wt.% of a vinylcyanide monomer, and 0-20 wt.% of the other monomer copolymerizable with the monomers, and (II) a water-soluble polymer, the solid concentration of the aqueous composition being 60 wt.% or higher.SELECTED DRAWING: None 【課題】フォームラバーを作製する際の発泡工程での発泡特性に優れ、風合いと弾力性のバランスに優れたフォームラバーの作製を可能にする、フォームラバー用水系組成物を提供すること。【解決手段】脂肪族共役ジエン系単量体５０〜９０重量％、シアン化ビニル系単量体１０〜５０重量％、およびこれらと共重合可能な他の単量体０〜２０重量％を乳化重合して得られた共重合体ラテックス（Ｉ）、及び水溶性高分子（ＩＩ）を含有する水系組成物であって、水系組成物の固形分濃度が６０重量％以上であるフォームラバー用水系組成物。【選択図】なし