| 摘要 |
A DIP-FORMING COMPOSITION COMPRISING A CONJUGATED DIENE RUBBER LATEX PREPARED BY COPOLYMERIZING 30-90 WT.OF A CONJUGATED DIENE MONOMER, 0.1-20 WT.OF AN ETHYLENICALLY UNSATURATED ACID MONOMER AND 0-69.9 WT .OF OTHER COPOLYMERIZABLE ETHYLENICALLY UNSATURATED MONOMER, WHEREIN A COPOLYMER CONSTITUTING THE CONJUGATED DIENE RUBBER LATEX EXHIBITS A CONTENT INSOLUBLE IN METHYL ETHYL KETONE OF NOT LARGER THAN 30 WT.AT A LATEX PH VALUE OF 10, AND THE DIP-FORMING COMPOSITION HAS A PH VALUE OF AT LEAST 8.5 AND IS SUBSTANTIALLY FREE FROM A SULFUR-CONTAINING VULCANIZER, A VULCANIZATION ACCELERATOR FOR THE SULFUR-CONTAINING VULCANIZER, AND ZINC OXIDE. A DIP-FORMED ARTICLE MADE THEREFORM, WHICH HAS BEEN A COAGULANT FOR LATEX, HAS AN EXTREMELY REDUCED NUMBER OF PINHOLES , GOOD SOFTNESS TO TOUCH, HIGH TENSILE STRENGTH AND HIGH FATIGUE RESISTANCE TO REPEATED USE.
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