Jakuarv I, 1905.] 



THE INDIA RUBBER WORLD 



Z XXIII 



Crude Rubber 

 and Compounding Ingredients. 



A TEXT Boon OF RUBBER MANUFACTURE. 



By HENRY C. PEARSON. 



Editor of The India Rubber World. 



I. 

 II. 

 III. 



IV. 



V. 



Vl. 



VII. 



VIII 



IX 



X 



XI. 



XII. 



XIII. 



XIV 



[a PAMPHLE 



THi: 



TABLE. OF CONTENTS. 



[with condensed titles of chapters.] 



—Grades of Crude Rubber ; Physical Characteristics. 

 Some Little Known Rubbers or Pscudo Gums. 

 I^rimary Processes — Washing, .Mixing, and Calendering. 

 Vulcanizing Ingredients and Processes. 

 Ingredients used in Dry Mixing in Rubber Compounds. 

 Substitutes for India-rubber and Gutta-percha. 

 -Resins, Balsams, and Waxes used in Compounding. 

 Coloring Matters. 

 —Acids, Alkalies, and Their Derivatives. 

 — Vegetable, Mineral, and Animal Oils. 

 — Solvents used in lndia=rubber Proofing and Cementing 



and in Commercial Cements. 

 —Miscellaneous Processes and Compounds, including 

 Waterproofing Compounds. 

 Physical Tests and Methods of Analysis of Crude Rubber 



and Vulcanized Rubber. 

 Qutta=percha. 



W" 



.o^< 







^ 



'AHh 



>^^ 



r CONTAINrNO TM£ COMPREHENSIVE INDEX TO THIS VOLUME WILL BE SENT FREE ON APPLICATION. ) 



PRICE, $10. PREPAID. 



INDIA RUBBFR PUBLISHING CO.. 



150 NASSAU STREET, NEW YORK. 



There is absolutely no 

 way of determining the 

 value and reliability 

 of a thermometer be- 

 fore purchasing. 



Therefore, the repu- 

 tation of the manu- 

 facturer is of the ut- 

 most importance. 



Ours is, and has been for nearly 

 a quarter of a century, the 

 best ; it will bear the closest 

 investigation. 



Ask for Catalogue. 



LA FLORENCIA PLANTATION 



HAvS earni:d dividends 



FOR YEARvS. 



"We are offering for sale plantation stocK paying 7 per cent, semi-annual 

 interest on casH and installment sHares. 



INTEREST IS GUARANTEED 



4-0 per cent, of our property is no-w under cultivation. 

 W^rite for literature and particulars to tKe 



Badger Mexican Plantation Company, 



FourtK Floor Robinson Building 



Dept. "S" 



racine:, wis. 



On July 1, 1904', a 9 per cent, dividend -was declared and paid 



on all outstanding' stocK. 



Men/i'iH 'llie Jmlia Rubber World when i/im irrile. 



