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2. Crepe rubber - Wikipedia

   en.wikipedia.org/wiki/Crepe_rubber

   There are several types and grades of rubber crepe, mainly distinguished by the grade and pre-processing of the latex used in their manufacture. [2] Pale latex crepe (PLC) is a premium grade, made from raw field latex. Estate brown crepe (EBC) is made from "cup lump" (raw, naturally coagulated rubber from the collection cup) and other coagula.

3. Natural rubber - Wikipedia

   en.wikipedia.org/wiki/Natural_rubber

   The collected latex, "field latex", is transferred into coagulation tanks for the preparation of dry rubber or transferred into air-tight containers with sieving for ammoniation. Ammoniation, invented by patent lawyer and vice-president of the United States Rubber Company Ernest Hopkinson around 1920, preserves the latex in a colloidal state ...

4. Polyurethane laminate - Wikipedia

   en.wikipedia.org/wiki/Polyurethane_laminate

   Polyurethane laminate (PUL, thermal stretch, [1] fuzzy rubber [1]) is a compound fabric made by laminating a cloth fabric to one or both sides of a thin film of polyurethane. [ 1 ] [ 2 ] Polyurethane laminated fabrics have a wide range of applications in medical, automotive and garment uses.

5. Jo-Ann Stores - Wikipedia

   en.wikipedia.org/wiki/Jo-Ann_Stores

   Jo-Ann Stores, LLC, more commonly known as Jo-Ann (stylized as JOANN), is an American fabric and crafts retail company based in Hudson, Ohio. It operates the retail chains JOANN Fabrics and Crafts and Jo-Ann Etc. As of March 2020, Joann has 865 stores in 49 states. Joann is currently privately owned by Leonard Green & Partners. [4] [5]

6. Foam rubber - Wikipedia

   en.wikipedia.org/wiki/Foam_rubber

   Foam rubber was first made in 1929, by E. A. Murphy [2] and Eric Owen, two research chemists at Dunlop Rubber, who used whipped latex. In 1937, isocyanate-based materials were first used to make foam rubber. After World War II, styrene-butadiene rubber replaced many natural types of foam. Foam rubber has been used commercially for a wide range ...

7. Polyurethane - Wikipedia

   en.wikipedia.org/wiki/Polyurethane

   Polyurethane synthesis, wherein the urethane groups −NH−(C=O)−O− link the molecular units A kitchen sponge made of polyurethane foam . Polyurethane (/ ˌ p ɒ l i ˈ jʊər ə ˌ θ eɪ n,-j ʊəˈr ɛ θ eɪ n /; [1] often abbreviated PUR and PU) refers to a class of polymers composed of organic units joined by carbamate (urethane) links.