chemical pulp

chemical pulp

[′kem·i·kəl ′pəlp]
(materials)
Wood pulp made by separating the fibers of wood chips by the action of alkalies or acids.
References in periodicals archive ?
It is a chemical pulp mainly parameterized on the basis of bulk and water absorbency.
Hyderabad: Industry body Assocham on Tuesday urged the Centre to impose 10 percent customs duty on import of hardwood chemical pulp and bleached chemi-thermo mechanical pulp (BCTMP) to encourage domestic pulp production.
The application chapters describe the retrofit of side stream columns to dividing wall columns, membrane separation for olefin/paraffin fractionators, modern vacuum systems, a water network retrofitted in a petroleum refinery, and a chemical pulp refining process for paper manufacturing.
In this sector, chelating agents are used for manufacturing bleached chemical pulp and for de-inking recycled waste paper.
Main items of export from Bulgaria to Iran include phosphorus fertilizers, cigars and cigarillos, winches, chemical pulp, chipboards and food products.
In general, irrigation of pulp and paper mill effluents from a chemical pulp mill can affect soil chemical and physical properties because Na-containing salts are used during chemical pulping process (Howe and Wagner 1996a; Smith et al.
The American Forest and Paper Association (AF&PA) claims that many members have switched to ECF in many pulp mills across the country, and it now accounts for 96 percent of bleached chemical pulp production in the U.S.
Chemical pulp is used as an input in producing higher valued specialty papers while the sulphate and sulphite pulps are used in the production of lower valued newsprint and cardboard production.
Separated longer fibers cut to suitable length, he said, can be used to make stronger papers, even as a "reinforcement" for newsprint, where it could replace the 4% to 25% chemical pulp.

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