Answers - Real Estate

The purpose of rendering is two-fold, namely to weatherproof the building wall and to provide pleasing finishes of various textures. Plastering is a skill

According to USFDA, a combination product is one composed of any combination of a drug and device; biological product and device; drug and biological product

ed trade and an expert plasterer should be employed wherever possible, as there are many points that can only be learnt by experience. However, if skilled

; or drug, device, and biological product and fixed dose combination would include two or more combinations of drug.

Examples of combination products may in

help is not available, it is necessary to know the elementary principles involved, that is, how to prepare the surface, choose the mix, proportion the mate

lude drug-coated devices, drugs packaged with delivery devices in medical kits, and drugs and devices packaged separately but intended to be used together.

ials and apply the plaster.

The proportions of cement, lime and sand to use depend upon the purpose of the plaster and the nature of the building surface

here is enormous increase in the number of combination products entering the market in the recent years. Combination products have proven advantages but fixe

o which it is to be applied. A pure lime plaster is comparatively soft and weak and is slow setting, so it is usually gauged with cement to increase its s

d dose combinations are still in the process of convincing regulatory authority on their advantages over the single ingredient formulations.

Combination pro

rength and hardness and to shorten the period of hardening. The strength increases and the period of hardening decreases as the amount of cement increases

ucts have become life saving products for the pharmaceutical companies who doesn’t have many innovative molecules in their product pipeline and have been inc

in proportion to the amount of lime, until with a pure cement plaster with no lime, the strength is a maximum and the hardening period the least. However,

easingly used in the product life cycle management. Even the companies having product patents are trying to extend their product life cycle through the combi

as the proportion of cement is increased the plaster becomes less workable and more difficult to apply. The proportion of sand should not exceed three ti

nation products and maximize the revenues. But the companies involved in this practice are overlooking that they are burdening the patients both economically

es the combined proportions of lime and cement. A stronger plaster should not be applied to weak porous backing or a strong finish coat to a weak first co

and physically. They need to rightly judge the benefits of the combination products and they have to even look at the risks involved when combining the produ

t.

For external building plastering or 'rendering' on a dense material such as concrete, dense concrete blocks and hard clay bricks of low porosity, the b

ts. Some of the combination products were well accepted by physicians while others suffered. Companies involved in development of combination products are fi

st proportions to use are 1 part cement, 1 part hydrated lime and 6 parts sand by volume. On exposed building walls subject to driving rains the proportio

ding difficulty in defining their combination products and facing various challenges from selecting a combination to marketing it.

Following aspects would a

of lime may be decreased and the cement increased to say 1 ?:?: 6 mix or a 1:4 cement plaster to which up to 10% of lime by weight of the cement is added

dd to the challenges in developing combination products:

Which markets to tap where the combination products can do fairly well?
Which combination prod

o make it workable.

On external building walls of low strength and high porosity such as low quality breeze concrete blocks the external rendering should

cts are meaningful and rational?
Which therapeutic categories to select?
Which Combinations can address unmet needs of the patients?
Do combin

ot be stronger than a 1:1:6 mix as above and a strong cement mix with little or no lime should not be used.

For internal plastering the best proportions a

tions increase the patient compliance?
What would be the developing cost?
How to tackle the risks encountered during combination product developmen

re 1 cement, 1 lime and 6 sand; or 1 cement, 2 lime and 9 sand; or a lime mix only of 1:3 or 4 may be used, remembering that the cement increases the stren

t?

As combination products don't fit into the traditional categories of drugs, medical devices, or biological products, the USFDA is in the process of devel

th and hardness and reduces the period of hardening. For water containers such as fishponds only cement plasters should be used.

The weather during plast

ping new procedures for reviewing their safety, efficacy and quality.

Professional from academic institutions, pharmaceutical industries, health care indust

ring and rendering may have considerable influence on the finished work. External rendering should be started on the shady side of the building to keep it

y and representatives from various regulatory agencies are working out to design the regulatory requirements for manufacture and sale of combination products

unexposed to the sun as long as possible. No plastering should be done in frosty weather. In cold weather plaster hardens slowly and a longer period of t

.

As there is an increasing trend of the combination products companies manufacturing such products should be able to tackle the problems involved in the de

me between coats should be allowed. In very hot weather the successive coats must be kept damp and protected from drying out for at least two days after a

elopment. They need to be wiser in analyzing the market trends and the regulatory requirements.

Companies that provide selfless information through particip

plication. Draughts and local sources of heat may cause too rapid drying out. Gentle heat and moderate ventilation are the best conditions for plastering

tion in industry events and feedback to regulatory authorities would be able to face the challenges and will be successful in developing combination products

HTTP = HTML link (for blogs, profiles,phorums):
<a href="http://www.answers.org.ua/article/136930/answers-Cement-Rendering-And-Building-Plastering.html">Cement Rendering And Building Plastering</a>

BB link (for phorums):
[url=http://www.answers.org.ua/article/136930/answers-Cement-Rendering-And-Building-Plastering.html]Cement Rendering And Building Plastering[/url]

As a speaker and trainer that works for many different companies and organizations all around the United States and abroad, I am often meeting many different groups of people that I'd like to stay in touch with. One of the most basic time-saving e-mail tips that I like to use to stay in touch with these folks is the e-mail group distribution list. I’m sure that for many of you, this tip is more of a reminder than a new strategy, but it is a powerful time-saving communications tool nonetheless. I’m sure that when used properly, it can save you several hours a year of time locating and typing in e-mail addresses.

This is the fifth excerpt in a large series on keeping yourself prosperous. Go ahead and read on and look forward to the next one.

Tags

Links

Answers - Cement Rendering And Building Plastering

Related Articles: